Merge branch 'feature/repositories-refactor' into develop

# Conflicts:
#	PyroFetes/Endpoints/Price/CreatePriceEndpoint.cs
#	PyroFetes/Endpoints/Product/GetAllProductsEndpoint.cs
#	PyroFetes/Endpoints/Product/GetProductEndpoint.cs
#	PyroFetes/Endpoints/PurchaseOrder/GetAllPurchaseOrderEndpoint.cs
#	PyroFetes/Endpoints/PurchaseOrder/GetPurchaseOrderEndpoint.cs
#	PyroFetes/Endpoints/Quotation/GetAllQuotationEndpoint.cs
#	PyroFetes/Endpoints/Quotation/GetQuotationEndpoint.cs
#	PyroFetes/Endpoints/SettingEndpoints/CreateSettingEndpoint.cs
#	PyroFetes/Endpoints/SettingEndpoints/PatchSettingElectronicSignatureEndpoint.cs
#	PyroFetes/Endpoints/SettingEndpoints/PatchSettingLogoEndpoint.cs
#	PyroFetes/Endpoints/Supplier/CreateSupplierEndpoint.cs
#	PyroFetes/Endpoints/Supplier/GetAllSuppliersEndpoint.cs
#	PyroFetes/Endpoints/Supplier/GetSupplierEndpoint.cs
#	PyroFetes/Endpoints/Supplier/PatchSupplierDeleveryDelayEndpoint.cs
#	PyroFetes/Endpoints/User/GetAllUsersEndpoint.cs
#	PyroFetes/Endpoints/User/GetUserEndpoint.cs

PyroFetes/DTO/DeliveryNote/Request/CreateDeliveryNoteDto.cs

@@ -5,7 +5,8 @@ public class CreateDeliveryNoteDto
     public string? TrackingNumber { get; set; }
     public DateOnly EstimateDeliveryDate { get; set; }
     public DateOnly ExpeditionDate { get; set; }
-    public DateOnly RealDeliveryDate { get; set; }
     
     public int DelivererId { get; set; }
+    
+    public Dictionary<int,int>? ProductQuantities { get; set; }
 }

PyroFetes/DTO/Price/Request/CreatePriceDto.cs

@@ -9,7 +9,7 @@ public class CreatePriceDto
     public string? SupplierEmail { get; set; }
     public string? SupplierPhone { get; set; }
     public string? SupplierAddress { get; set; }
-    public int SupplierZipCode { get; set; }
+    public string? SupplierZipCode { get; set; }
     public string? SupplierCity { get; set; }
     public int SupplierDeliveryDelay { get; set; }
     

PyroFetes/DTO/Supplier/Request/CreateSupplierDto.cs

@@ -6,7 +6,7 @@ public class CreateSupplierDto
     public string? Email { get; set; }
     public string? Phone { get; set; }
     public string? Address { get; set; }
-    public int ZipCode { get; set; }
+    public string? ZipCode { get; set; }
     public string? City { get; set; }
     public int DeliveryDelay { get; set; }
 }

PyroFetes/DTO/Supplier/Request/UpdateSupplierDto.cs

@@ -7,7 +7,7 @@ public class UpdateSupplierDto
     public string? Email { get; set; }
     public string? Phone { get; set; }
     public string? Address { get; set; }
-    public int ZipCode { get; set; }
+    public string? ZipCode { get; set; }
     public string? City { get; set; }
     public int DeliveryDelay { get; set; }
 }

PyroFetes/DTO/Supplier/Response/GetSupplierDto.cs

@@ -7,7 +7,7 @@ public class GetSupplierDto
     public string? Email { get; set; }
     public string? Phone { get; set; }
     public string? Address { get; set; }
-    public int ZipCode { get; set; }
+    public string? ZipCode { get; set; }
     public string? City { get; set; }
     public int DeliveryDelay { get; set; }
 }

PyroFetes/Endpoints/Deliverers/CreateDelivererEndpoint.cs

@@ -7,14 +7,13 @@ using PyroFetes.Repositories;
 namespace PyroFetes.Endpoints.Deliverers;
 
 public class CreateDelivererEndpoint(
-    DeliverersRepository deliverersRepository,
+    DeliverersRepository deliverersRepository, 
     AutoMapper.IMapper mapper) : Endpoint<CreateDelivererDto, GetDelivererDto>
 {
     public override void Configure()
     {
         Post("api/deliverers");
         AllowAnonymous();
-
     }
 
     public override async Task HandleAsync(CreateDelivererDto req, CancellationToken ct)

PyroFetes/Endpoints/DeliveryNotes/CreateDeliveryNoteEndpoint.cs

@@ -0,0 +1,68 @@
+using FastEndpoints;
+using PyroFetes.DTO.DeliveryNote.Request;
+using PyroFetes.DTO.DeliveryNote.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Deliverers;
+using PyroFetes.Specifications.Products;
+
+namespace PyroFetes.Endpoints.DeliveryNotes;
+
+public class CreateDeliveryNoteEndpoint(
+    DeliveryNotesRepository deliveryNotesRepository,
+    DeliverersRepository deliverersRepository,
+    ProductsRepository productsRepository,
+    ProductDeliveriesRepository productDeliveriesRepository,
+    AutoMapper.IMapper mapper) : Endpoint<CreateDeliveryNoteDto, GetDeliveryNoteDto>
+{
+    public override void Configure()
+    {
+        Post("/api/DeliveryNote");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CreateDeliveryNoteDto req, CancellationToken ct)
+    {
+        Deliverer? deliverer = await deliverersRepository.FirstOrDefaultAsync(new GetDelivererByIdSpec(req.DelivererId), ct);
+        
+        if (deliverer == null)
+        {
+            await Send.StringAsync("No deliverer found", 404, cancellation: ct);
+            return;
+        }
+        
+        //Creating the Delivery Note
+        DeliveryNote newDeliveryNote = new DeliveryNote()
+        {
+            TrackingNumber = req.TrackingNumber,
+            EstimateDeliveryDate = req.EstimateDeliveryDate,
+            ExpeditionDate =  req.ExpeditionDate,
+            DelivererId = req.DelivererId,
+            Deliverer = deliverer,
+            
+        };
+        
+        await deliveryNotesRepository.AddAsync(newDeliveryNote, ct);
+
+        foreach (var productQuantity in req.ProductQuantities!)
+        {
+            Product? product =
+                await productsRepository.FirstOrDefaultAsync(new GetProductByIdSpec(productQuantity.Key), ct);
+            if (product != null)
+            {
+                ProductDelivery productDelivery = new ProductDelivery()
+                {
+                    DeliveryNote = newDeliveryNote,
+                    Quantity = productQuantity.Value,
+                    Product = product,
+                    DeliveryNoteId = newDeliveryNote.Id
+                };
+                
+                await productDeliveriesRepository.AddAsync(productDelivery, ct);
+            }
+
+        }
+        
+        await Send.OkAsync(mapper.Map<GetDeliveryNoteDto>(newDeliveryNote), ct);
+    }
+}

PyroFetes/Endpoints/DeliveryNotes/GetAllDeliveryNoteEndpoint.cs

@@ -0,0 +1,20 @@
+using FastEndpoints;
+using PyroFetes.DTO.DeliveryNote.Response;
+using PyroFetes.Repositories;
+
+namespace PyroFetes.Endpoints.DeliveryNotes;
+
+public class GetAllDeliveryNoteEndpoint(DeliveryNotesRepository deliveryNotesRepository) : EndpointWithoutRequest<List<GetDeliveryNoteDto>>
+{
+    public override void Configure()
+    {
+        Get("api/deliveryNotes");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CancellationToken ct)
+    {
+        await Send.OkAsync(await deliveryNotesRepository.ProjectToListAsync<GetDeliveryNoteDto>(ct), ct);
+    }
+    
+}

PyroFetes/Endpoints/DeliveryNotes/GetDeliveryNoteEndpoint.cs

@@ -0,0 +1,35 @@
+using FastEndpoints;
+using PyroFetes.DTO.DeliveryNote.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.DeliveryNotes;
+
+namespace PyroFetes.Endpoints.DeliveryNotes;
+
+public class GetDeliveryNoteRequest
+{
+    public int DeliveryNoteId { get; set; }
+}
+public class GetDeliveryNoteEndpoint(
+    DeliveryNotesRepository deliveryNotesRepository,
+    AutoMapper.IMapper mapper) : Endpoint<GetDeliveryNoteRequest, GetDeliveryNoteDto>
+{
+    public override void Configure()
+    {
+        Get("/api/deliveryNote/{@id}", x=> new {x.DeliveryNoteId});
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(GetDeliveryNoteRequest req, CancellationToken ct)
+    {
+        DeliveryNote? deliveryNote = await deliveryNotesRepository.FirstOrDefaultAsync(new GetDeliveryNoteByIdSpec(req.DeliveryNoteId), ct);
+
+        if (deliveryNote == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        await Send.OkAsync(mapper.Map<GetDeliveryNoteDto>(deliveryNote), ct);
+    }
+}

PyroFetes/Endpoints/DeliveryNotes/PatchRealDeliveryDateEndpoint.cs

@@ -0,0 +1,39 @@
+using FastEndpoints;
+using PyroFetes.DTO.DeliveryNote.Request;
+using PyroFetes.DTO.DeliveryNote.Response;
+using PyroFetes.DTO.PurchaseProduct.Request;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Deliverers;
+using PyroFetes.Specifications.DeliveryNotes;
+
+namespace PyroFetes.Endpoints.DeliveryNotes;
+
+public class PatchRealDeliveryDateEndpoint(
+    DeliveryNotesRepository deliveryNotesRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchDeliveryNoteRealDeliveryDateDto, GetDeliveryNoteDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/deliveryNote/{@id}", x=> new {x.Id});
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(PatchDeliveryNoteRealDeliveryDateDto req, CancellationToken ct)
+    {
+        DeliveryNote? deliveryNoteToPath =
+            await deliveryNotesRepository.FirstOrDefaultAsync(new GetDeliveryNoteByIdSpec(req.Id),ct);
+
+        if (deliveryNoteToPath == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        deliveryNoteToPath.RealDeliveryDate = req.RealDeliveryDate;
+        
+        await deliveryNotesRepository.UpdateAsync(deliveryNoteToPath, ct);
+        
+        await Send.OkAsync(mapper.Map<GetDeliveryNoteDto>(deliveryNoteToPath), ct);
+    }
+}

PyroFetes/Endpoints/Price/CreatePriceEndpoint.cs

@@ -1,104 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Price.Request;
-using PyroFetes.DTO.Price.Response;
-
-namespace PyroFetes.Endpoints.Price;
-
-public class CreatePriceEndpoint(PyroFetesDbContext database) : Endpoint<CreatePriceDto, GetPriceDto>
-{
-    public override void Configure()
-    {
-        Post("/api/prices");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CreatePriceDto req, CancellationToken ct)
-    {
-        // Gestion du fournisseur
-        var supplier = await database.Suppliers.FirstOrDefaultAsync(s => s.Id == req.SupplierId, ct);
-        if (supplier == null)
-        {
-            supplier = new Models.Supplier()
-            {
-                Name = req.SupplierName,
-                Email = req.SupplierEmail,
-                Phone = req.SupplierPhone,
-                Address = req.SupplierAddress,
-                City = req.SupplierCity,
-                ZipCode = req.SupplierZipCode,
-                DeliveryDelay = req.SupplierDeliveryDelay
-            };
-            database.Suppliers.Add(supplier);
-            await database.SaveChangesAsync(ct);
-        }
-
-        // Gestion du produit
-        var product = await database.Products.SingleOrDefaultAsync(p => p.Id == req.ProductId, ct);
-        if (product == null)
-        {
-            product = new Models.Product()
-            {
-                Reference = req.ProductReferences,
-                Name = req.ProductName,
-                Duration = req.ProductDuration,
-                Caliber = req.ProductCaliber,
-                ApprovalNumber = req.ProductApprovalNumber,
-                Weight = req.ProductWeight,
-                Nec = req.ProductNec,
-                Image = req.ProductImage,
-                Link = req.ProductLink,
-                MinimalQuantity = req.ProductMinimalQuantity
-            };
-            database.Products.Add(product);
-            await database.SaveChangesAsync(ct);
-        }
-
-        // Vérifie si le prix existe déjà pour ce fournisseur et produit
-        var existingPrice = await database.Prices
-            .SingleOrDefaultAsync(p => p.ProductId == product.Id && p.SupplierId == supplier.Id, ct);
-
-        if (existingPrice != null)
-        {
-            await Send.NotFoundAsync(ct); //"Le fournisseur a déjà un prix pour ce produit.", 
-            return;
-        }
-
-        // Création du prix
-        var priceAdded = new Models.Price()
-        {
-            SellingPrice = req.SellingPrice,
-            SupplierId = supplier.Id,
-            ProductId = product.Id
-        };
-        database.Prices.Add(priceAdded);
-        await database.SaveChangesAsync(ct);
-
-        // Création du DTO de réponse
-        var responseDto = new GetPriceDto()
-        {
-            SellingPrice = priceAdded.SellingPrice,
-            SupplierId = supplier.Id,
-            ProductId = product.Id,
-            SupplierName = supplier.Name,
-            SupplierEmail = supplier.Email,
-            SupplierPhone = supplier.Phone,
-            SupplierAddress = supplier.Address,
-            SupplierCity = supplier.City,
-            SupplierZipCode = supplier.ZipCode,
-            SupplierDeliveryDelay = supplier.DeliveryDelay,
-            ProductReferences = product.Reference,
-            ProductName = product.Name,
-            ProductDuration = product.Duration,
-            ProductCaliber = product.Caliber,
-            ProductApprovalNumber = product.ApprovalNumber,
-            ProductWeight = product.Weight,
-            ProductNec = product.Nec,
-            ProductImage = product.Image,
-            ProductLink = product.Link,
-            ProductMinimalQuantity = product.MinimalQuantity
-        };
-
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Price/PatchPriceEndpoint.cs

@@ -1,36 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Price.Request;
-using PyroFetes.DTO.Price.Response;
-
-namespace PyroFetes.Endpoints.Price;
-
-public class PatchPriceEndpoint(PyroFetesDbContext database) : Endpoint<PatchPriceSellingPriceDto, GetPriceDto>
-{
-    public override void Configure()
-    {
-        Patch("/api/prices/{@ProductId}/{@SupplierId}/SellingPrice", x => new { x.ProductId, x.SupplierId });
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(PatchPriceSellingPriceDto req, CancellationToken ct)
-    {
-        var price = await database.Prices.SingleOrDefaultAsync(p => p.ProductId == req.ProductId && p.SupplierId == req.SupplierId, ct);
-        if (price == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        price.SellingPrice = req.SellingPrice;
-        await database.SaveChangesAsync(ct);
-
-        GetPriceDto responseDto = new()
-        {
-            ProductId = price.ProductId,
-            SupplierId = price.SupplierId,
-            SellingPrice = price.SellingPrice
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Prices/CreatePriceEndpoint.cs

@@ -0,0 +1,84 @@
+using FastEndpoints;
+using PyroFetes.DTO.Price.Request;
+using PyroFetes.DTO.Price.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Prices;
+using PyroFetes.Specifications.Products;
+using PyroFetes.Specifications.Suppliers;
+
+namespace PyroFetes.Endpoints.Prices;
+
+public class CreatePriceEndpoint(
+    SuppliersRepository suppliersRepository,
+    ProductsRepository productsRepository,
+    PricesRepository pricesRepository,
+    AutoMapper.IMapper mapper) : Endpoint<CreatePriceDto, GetPriceDto>
+{
+    public override void Configure()
+    {
+        Post("/api/prices");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CreatePriceDto req, CancellationToken ct)
+    {
+        // Gestion du fournisseur
+        Supplier? supplier = await suppliersRepository.FirstOrDefaultAsync(new GetSupplierByIdSpec(req.SupplierId), ct);
+        if (supplier == null)
+        {
+            supplier = new Supplier()
+            {
+                Name = req.SupplierName,
+                Email = req.SupplierEmail,
+                Phone = req.SupplierPhone,
+                Address = req.SupplierAddress,
+                City = req.SupplierCity,
+                ZipCode = req.SupplierZipCode,
+                DeliveryDelay = req.SupplierDeliveryDelay
+            };
+            await  suppliersRepository.AddAsync(supplier, ct);
+        }
+
+        // Gestion du produit
+        Product? product = await productsRepository.FirstOrDefaultAsync(new GetProductByIdSpec(req.ProductId), ct);
+        if (product == null)
+        {
+            product = new Product()
+            {
+                Reference = req.ProductReferences,
+                Name = req.ProductName,
+                Duration = req.ProductDuration,
+                Caliber = req.ProductCaliber,
+                ApprovalNumber = req.ProductApprovalNumber,
+                Weight = req.ProductWeight,
+                Nec = req.ProductNec,
+                Image = req.ProductImage,
+                Link = req.ProductLink,
+                MinimalQuantity = req.ProductMinimalQuantity
+            };
+            await productsRepository.AddAsync(product, ct);
+        }
+
+        // Vérifie si le prix existe déjà pour ce fournisseur et produit
+        Price? existingPrice = await pricesRepository.FirstOrDefaultAsync(new GetPriceByProductIdAndSupplierIdSpec(req.ProductId, req.SupplierId), ct);
+
+        if (existingPrice != null)
+        {
+            await Send.StringAsync("Le fournisseur a déjà un prix pour ce produit.", 400, cancellation: ct);
+            return;
+        }
+
+        // Création du prix
+        var priceAdded = new Price()
+        {
+            SellingPrice = req.SellingPrice,
+            SupplierId = supplier.Id,
+            ProductId = product.Id
+        };
+        await pricesRepository.AddAsync(priceAdded, ct);
+
+      
+        await Send.OkAsync(mapper.Map<GetPriceDto>(priceAdded), ct);
+    }
+}

PyroFetes/Endpoints/Prices/DeletePriceEndpoint.cs

@@ -1,7 +1,10 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Prices;
 
-namespace PyroFetes.Endpoints.QuotationProduct;
+namespace PyroFetes.Endpoints.Prices;
 
 public class DeletePriceRequest
 {
@@ -9,7 +12,7 @@ public class DeletePriceRequest
     public int SupplierId { get; set; }
 }
 
-public class DeletePriceEndpoint(PyroFetesDbContext database) : Endpoint<DeletePriceRequest>
+public class DeletePriceEndpoint(PricesRepository pricesRepository) : Endpoint<DeletePriceRequest>
 {
     public override void Configure()
     {
@@ -19,8 +22,7 @@ public class DeletePriceEndpoint(PyroFetesDbContext database) : Endpoint<DeleteP
 
     public override async Task HandleAsync(DeletePriceRequest req, CancellationToken ct)
     {
-        var price = await database.Prices
-            .SingleOrDefaultAsync(p => p.ProductId == req.ProductId && p.SupplierId == req.SupplierId, ct);
+        Price? price = await pricesRepository.FirstOrDefaultAsync(new GetPriceByProductIdAndSupplierIdSpec(req.ProductId,req.SupplierId), ct);
 
         if (price == null)
         {
@@ -28,8 +30,7 @@ public class DeletePriceEndpoint(PyroFetesDbContext database) : Endpoint<DeleteP
             return;
         }
         
-        database.Prices.Remove(price); 
-        await database.SaveChangesAsync(ct);
+        await  pricesRepository.DeleteAsync(price, ct);
         
         await Send.NoContentAsync(ct);
     }

PyroFetes/Endpoints/Prices/PatchPriceEndpoint.cs

@@ -0,0 +1,36 @@
+using FastEndpoints;
+using PyroFetes.DTO.Price.Request;
+using PyroFetes.DTO.Price.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Prices;
+
+namespace PyroFetes.Endpoints.Prices;
+
+public class PatchPriceEndpoint(
+    PricesRepository pricesRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchPriceSellingPriceDto, GetPriceDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/prices/{@ProductId}/{@SupplierId}/SellingPrice", x => new { x.ProductId, x.SupplierId });
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(PatchPriceSellingPriceDto req, CancellationToken ct)
+    {
+        Price? price = await pricesRepository.FirstOrDefaultAsync(new GetPriceByProductIdAndSupplierIdSpec(req.ProductId, req.SupplierId),ct);
+        
+        if (price == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        price.SellingPrice = req.SellingPrice;
+        
+        await pricesRepository.UpdateAsync(price, ct);
+        
+        await Send.OkAsync(mapper.Map<GetPriceDto>(price), ct);
+    }
+}

PyroFetes/Endpoints/Product/GetAllProductsEndpoint.cs

@@ -1,37 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Product.Response;
-using PyroFetes.DTO.PurchaseProduct.Response;
-
-namespace PyroFetes.Endpoints.Product;
-
-public class GetAllProductsEndpoint(PyroFetesDbContext database) : EndpointWithoutRequest<List<GetProductDto>>
-{
-    public override void Configure()
-    {
-        Get("/api/products");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CancellationToken ct)
-    {
-        var product = await database.Products
-            .Select(product => new GetProductDto()
-            {
-                Id = product.Id,
-                References = product.Reference,
-                Name = product.Name,
-                Duration = product.Duration,
-                Caliber = product.Caliber,
-                ApprovalNumber = product.ApprovalNumber,
-                Weight = product.Weight,
-                Nec = product.Nec,
-                Image = product.Image,
-                Link = product.Link,
-                MinimalQuantity = product.MinimalQuantity,
-            })
-            .ToListAsync(ct);
-        
-        await Send.OkAsync(product, ct);
-    }
-}

PyroFetes/Endpoints/Product/GetProductEndpoint.cs

@@ -1,49 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Product.Response;
-using PyroFetes.DTO.PurchaseProduct.Response;
-
-namespace PyroFetes.Endpoints.Product;
-
-public class GetProductRequest
-{
-    public int Id { get; set; }
-}
-
-public class GetProductEndpoint(PyroFetesDbContext database) : Endpoint<GetProductRequest, GetProductDto>
-{
-    public override void Configure()
-    {
-        Get("/api/products/{@Id}", x => new {x.Id});
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(GetProductRequest req, CancellationToken ct)
-    {
-        var product = await database.Products
-            .SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-
-        if (product == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        GetProductDto responseDto = new()
-        {
-            Id = product.Id,
-            References = product.Reference,
-            Name = product.Name,
-            Duration = product.Duration,
-            Caliber = product.Caliber,
-            ApprovalNumber = product.ApprovalNumber,
-            Weight = product.Weight,
-            Nec = product.Nec,
-            Image = product.Image,
-            Link = product.Link,
-            MinimalQuantity = product.MinimalQuantity,
-        };
-        
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Product/PatchProductMinimalStockEndpoint.cs

@@ -1,46 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Product.Request;
-using PyroFetes.DTO.Product.Response;
-using PyroFetes.DTO.PurchaseProduct.Response;
-
-namespace PyroFetes.Endpoints.Product;
-
-public class PatchProductMinimalStockEndpoint(PyroFetesDbContext database)
-    : Endpoint<PatchProductMinimalStockDto, GetProductDto>
-{
-    public override void Configure()
-    {
-        Patch("/api/products/{@Id}/MinimalStock", x => new { x.Id });
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(PatchProductMinimalStockDto req, CancellationToken ct)
-    {
-        var product = await database.Products.SingleOrDefaultAsync(po => po.Id == req.Id, ct);
-        if (product == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-
-        product.MinimalQuantity = req.MinimalQuantity;
-        await database.SaveChangesAsync(ct);
-
-        GetProductDto responseDto = new()
-        {
-            Id = product.Id,
-            References = product.Reference,
-            Name = product.Name,
-            Duration = product.Duration,
-            Caliber = product.Caliber,
-            ApprovalNumber = product.ApprovalNumber,
-            Weight = product.Weight,
-            Nec = product.Nec,
-            Image = product.Image,
-            Link = product.Link,
-            MinimalQuantity = product.MinimalQuantity,
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Products/GetAllProductsEndpoint.cs

@@ -0,0 +1,21 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Product.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+
+namespace PyroFetes.Endpoints.Products;
+
+public class GetAllProductsEndpoint(ProductsRepository productsRepository) : EndpointWithoutRequest<List<GetProductDto>>
+{
+    public override void Configure()
+    {
+        Get("/api/products");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CancellationToken ct)
+    {
+        await Send.OkAsync(await productsRepository.ProjectToListAsync<GetProductDto>(ct), ct);
+    }
+}

PyroFetes/Endpoints/Products/GetProductEndpoint.cs

@@ -0,0 +1,37 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Product.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Products;
+
+namespace PyroFetes.Endpoints.Products;
+
+public class GetProductRequest
+{
+    public int Id { get; set; }
+}
+
+public class GetProductEndpoint(
+    ProductsRepository productsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<GetProductRequest, GetProductDto>
+{
+    public override void Configure()
+    {
+        Get("/api/products/{@Id}", x => new {x.Id});
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(GetProductRequest req, CancellationToken ct)
+    {
+        Product? product = await productsRepository.FirstOrDefaultAsync(new GetProductByIdSpec(req.Id), ct);
+
+        if (product == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        await  Send.OkAsync(mapper.Map<GetProductDto>(product), ct);
+    }
+}

PyroFetes/Endpoints/Products/PatchProductMinimalStockEndpoint.cs

@@ -0,0 +1,36 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Product.Request;
+using PyroFetes.DTO.Product.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Products;
+
+namespace PyroFetes.Endpoints.Products;
+
+public class PatchProductMinimalStockEndpoint(
+    ProductsRepository productsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchProductMinimalStockDto, GetProductDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/products/{@Id}/MinimalStock", x => new { x.Id });
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(PatchProductMinimalStockDto req, CancellationToken ct)
+    {
+        Product? product = await productsRepository.FirstOrDefaultAsync(new GetProductByIdSpec(req.Id), ct);
+        
+        if (product == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+
+        product.MinimalQuantity = req.MinimalQuantity;
+        await productsRepository.UpdateAsync(product, ct);
+        
+        await Send.OkAsync(mapper.Map<GetProductDto>(product), ct);
+    }
+}

PyroFetes/Endpoints/Products/UpdateProductEndpoint.cs

@@ -2,10 +2,15 @@
 using Microsoft.EntityFrameworkCore;
 using PyroFetes.DTO.Product.Request;
 using PyroFetes.DTO.Product.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Products;
 
-namespace PyroFetes.Endpoints.Product;
+namespace PyroFetes.Endpoints.Products;
 
-public class UpdateProductEndpoint(PyroFetesDbContext database) : Endpoint<UpdateProductDto, GetProductDto>
+public class UpdateProductEndpoint(
+    ProductsRepository productsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<UpdateProductDto, GetProductDto>
 {
     public override void Configure()
     {
@@ -15,7 +20,7 @@ public class UpdateProductEndpoint(PyroFetesDbContext database) : Endpoint<Updat
 
     public override async Task HandleAsync(UpdateProductDto req, CancellationToken ct)
     {
-        var product = await database.Products.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
+        Product? product = await productsRepository.FirstOrDefaultAsync(new GetProductByIdSpec(req.Id), ct);
         
         if (product == null)
         {
@@ -33,23 +38,9 @@ public class UpdateProductEndpoint(PyroFetesDbContext database) : Endpoint<Updat
         product.Image = req.Image;
         product.Link = req.Link;
         product.MinimalQuantity = req.MinimalQuantity;
-        await database.SaveChangesAsync(ct);
         
-        GetProductDto responseDto = new()
-        {
-            Id = product.Id,
-            References = product.Reference,
-            Name = product.Name,
-            Duration = product.Duration,
-            Caliber = product.Caliber,
-            ApprovalNumber = product.ApprovalNumber,
-            Weight = product.Weight,
-            Nec = product.Nec,
-            Image = product.Image,
-            Link = product.Link,
-            MinimalQuantity = product.MinimalQuantity,
-        };
+        await productsRepository.UpdateAsync(product, ct);
         
-        await Send.OkAsync(responseDto, ct);
+        await Send.OkAsync(mapper.Map<GetProductDto>(product), ct);
     }
 }

PyroFetes/Endpoints/PurchaseOrder/GetAllPurchaseOrderEndpoint.cs

@@ -1,46 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.PurchaseOrder.Response;
-using PyroFetes.DTO.PurchaseProduct.Response;
-
-namespace PyroFetes.Endpoints.PurchaseOrder;
-
-public class GetAllPurchaseOrderEndpoint(PyroFetesDbContext database) : EndpointWithoutRequest<List<GetPurchaseOrderDto>>
-{
-    public override void Configure()
-    {
-        Get("/api/purchaseOrders");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CancellationToken ct)
-    {
-        var purchaseOrder = await database.PurchaseOrders
-            .Include(p => p.PurchaseProducts)
-            .Select(purchaseOrder => new GetPurchaseOrderDto()
-            {
-                Id = purchaseOrder.Id,
-                PurchaseConditions = purchaseOrder.PurchaseConditions,
-                GetPurchaseProductDto = purchaseOrder.PurchaseProducts
-                    .Select(p => new GetPurchaseProductDto
-                    {
-                        ProductId = p.ProductId,
-                        ProductReferences = p.Product.Reference,
-                        ProductName = p.Product.Name,
-                        ProductDuration = p.Product.Duration,
-                        ProductCaliber = p.Product.Caliber,
-                        ProductApprovalNumber = p.Product.ApprovalNumber,
-                        ProductWeight = p.Product.Weight,
-                        ProductNec = p.Product.Nec,
-                        ProductImage = p.Product.Image,
-                        ProductLink = p.Product.Link,
-                        ProductMinimalQuantity = p.Product.MinimalQuantity,
-                        PurchaseOrderId = p.PurchaseOrderId,
-                        Quantity = p.Quantity,
-                    }).ToList()
-            })
-            .ToListAsync(ct);
-        
-        await Send.OkAsync(purchaseOrder, ct);
-    }
-}

PyroFetes/Endpoints/PurchaseOrder/GetPurchaseOrderEndpoint.cs

@@ -1,57 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.PurchaseOrder.Response;
-using PyroFetes.DTO.PurchaseProduct.Response;
-
-namespace PyroFetes.Endpoints.PurchaseOrder;
-
-public class GetPurchaseOrderRequest
-{
-    public int Id { get; set; }
-}
-
-public class GetPurchaseOrderEndpoint(PyroFetesDbContext database) : Endpoint<GetPurchaseOrderRequest, GetPurchaseOrderDto>
-{
-    public override void Configure()
-    {
-        Get("/api/purchaseOrders/{@Id}", x => new {x.Id});
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(GetPurchaseOrderRequest req, CancellationToken ct)
-    {
-        var purchaseOrder = await database.PurchaseOrders
-            .SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-
-        if (purchaseOrder == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        GetPurchaseOrderDto responseDto = new()
-        {
-            Id = purchaseOrder.Id,
-            PurchaseConditions = purchaseOrder.PurchaseConditions,
-            GetPurchaseProductDto = purchaseOrder.PurchaseProducts
-                .Select(p => new GetPurchaseProductDto
-            {
-                ProductId = p.ProductId,
-                ProductReferences = p.Product.Reference,
-                ProductName = p.Product.Name,
-                ProductDuration = p.Product.Duration,
-                ProductCaliber = p.Product.Caliber,
-                ProductApprovalNumber = p.Product.ApprovalNumber,
-                ProductWeight = p.Product.Weight,
-                ProductNec = p.Product.Nec,
-                ProductImage = p.Product.Image,
-                ProductLink = p.Product.Link,
-                ProductMinimalQuantity = p.Product.MinimalQuantity,
-                PurchaseOrderId = p.PurchaseOrderId,
-                Quantity = p.Quantity,
-            }).ToList()
-        };
-        
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/PurchaseOrder/PatchPurchaseOrderPurchaseConditionsEndpoint.cs

@@ -1,54 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.PurchaseOrder.Request;
-using PyroFetes.DTO.PurchaseOrder.Response;
-using PyroFetes.DTO.PurchaseProduct.Request;
-using PyroFetes.DTO.PurchaseProduct.Response;
-
-namespace PyroFetes.Endpoints.PurchaseOrder;
-
-public class PatchPurchaseOrderPurchaseConditionsEndpoint(PyroFetesDbContext database) : Endpoint<PatchPurchaseOrderPurchaseConditionsDto, GetPurchaseOrderDto>
-{
-    public override void Configure()
-    {
-        Patch("/api/purchaseOrders/{@Id}/PurchaseConditions", x => new { x.Id });
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(PatchPurchaseOrderPurchaseConditionsDto req, CancellationToken ct)
-    {
-        var purchaseOrder = await database.PurchaseOrders.SingleOrDefaultAsync(po => po.Id == req.Id, ct);
-        if (purchaseOrder == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        purchaseOrder.PurchaseConditions = req.PurchaseConditions;
-        await database.SaveChangesAsync(ct);
-
-        GetPurchaseOrderDto responseDto = new()
-        {
-            Id = purchaseOrder.Id,
-            PurchaseConditions = purchaseOrder.PurchaseConditions,
-            GetPurchaseProductDto = purchaseOrder.PurchaseProducts
-                .Select(p => new GetPurchaseProductDto
-                {
-                    ProductId = p.ProductId,
-                    ProductReferences = p.Product.Reference,
-                    ProductName = p.Product.Name,
-                    ProductDuration = p.Product.Duration,
-                    ProductCaliber = p.Product.Caliber,
-                    ProductApprovalNumber = p.Product.ApprovalNumber,
-                    ProductWeight = p.Product.Weight,
-                    ProductNec = p.Product.Nec,
-                    ProductImage = p.Product.Image,
-                    ProductLink = p.Product.Link,
-                    ProductMinimalQuantity = p.Product.MinimalQuantity,
-                    PurchaseOrderId = p.PurchaseOrderId,
-                    Quantity = p.Quantity,
-                }).ToList()
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/PurchaseOrders/DeletePurchaseOrderEndpoint.cs

@@ -1,14 +1,19 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.PurchaseOrders;
 
-namespace PyroFetes.Endpoints.PurchaseOrder;
+namespace PyroFetes.Endpoints.PurchaseOrders;
 
 public class DeletePurchaseOrderRequest
 {
     public int Id { get; set; }
 }
 
-public class DeletePurchaseOrderEndpoint(PyroFetesDbContext database) : Endpoint<DeletePurchaseOrderRequest>
+public class DeletePurchaseOrderEndpoint(
+    PurchaseOrdersRepository purchaseOrdersRepository,
+    PurchaseProductsRepository purchaseProductsRepository) : Endpoint<DeletePurchaseOrderRequest>
 {
     public override void Configure()
     {
@@ -18,9 +23,7 @@ public class DeletePurchaseOrderEndpoint(PyroFetesDbContext database) : Endpoint
 
     public override async Task HandleAsync(DeletePurchaseOrderRequest req, CancellationToken ct)
     {
-        var purchaseOrder = await database.PurchaseOrders
-            .Include(po => po.PurchaseProducts)
-            .SingleOrDefaultAsync(po => po.Id == req.Id, ct);
+        PurchaseOrder? purchaseOrder = await purchaseOrdersRepository.FirstOrDefaultAsync(new GetPurchaseOrderByIdSpec(req.Id), ct);
 
         if (purchaseOrder == null)
         {
@@ -30,11 +33,10 @@ public class DeletePurchaseOrderEndpoint(PyroFetesDbContext database) : Endpoint
         
         if (purchaseOrder.PurchaseProducts != null && purchaseOrder.PurchaseProducts.Any())
         {
-            database.PurchaseProducts.RemoveRange(purchaseOrder.PurchaseProducts);
+            await purchaseProductsRepository.DeleteRangeAsync(purchaseOrder.PurchaseProducts, ct);
         }
         
-        database.PurchaseOrders.Remove(purchaseOrder); 
-        await database.SaveChangesAsync(ct);
+        await purchaseOrdersRepository.DeleteAsync(purchaseOrder, ct);   
         
         await Send.NoContentAsync(ct);
     }

PyroFetes/Endpoints/PurchaseOrders/GetAllPurchaseOrderEndpoint.cs

@@ -0,0 +1,21 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.PurchaseOrder.Response;
+using PyroFetes.DTO.PurchaseProduct.Response;
+using PyroFetes.Repositories;
+
+namespace PyroFetes.Endpoints.PurchaseOrders;
+
+public class GetAllPurchaseOrderEndpoint(PurchaseOrdersRepository purchaseOrdersRepository) : EndpointWithoutRequest<List<GetPurchaseOrderDto>>
+{
+    public override void Configure()
+    {
+        Get("/api/purchaseOrders");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CancellationToken ct)
+    {
+        await Send.OkAsync(await purchaseOrdersRepository.ProjectToListAsync<GetPurchaseOrderDto>(ct), ct);
+    }
+}

PyroFetes/Endpoints/PurchaseOrders/GetPurchaseOrderEndpoint.cs

@@ -0,0 +1,38 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.PurchaseOrder.Response;
+using PyroFetes.DTO.PurchaseProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.PurchaseOrders;
+
+namespace PyroFetes.Endpoints.PurchaseOrders;
+
+public class GetPurchaseOrderRequest
+{
+    public int Id { get; set; }
+}
+
+public class GetPurchaseOrderEndpoint(
+    PurchaseOrdersRepository purchaseOrdersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<GetPurchaseOrderRequest, GetPurchaseOrderDto>
+{
+    public override void Configure()
+    {
+        Get("/api/purchaseOrders/{@Id}", x => new {x.Id});
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(GetPurchaseOrderRequest req, CancellationToken ct)
+    {
+        PurchaseOrder? purchaseOrder = await purchaseOrdersRepository.FirstOrDefaultAsync(new GetPurchaseOrderByIdSpec(req.Id), ct);
+
+        if (purchaseOrder == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        await Send.OkAsync(mapper.Map<GetPurchaseOrderDto>(purchaseOrder), ct);
+    }
+}

PyroFetes/Endpoints/PurchaseOrders/PatchPurchaseOrderPurchaseConditionsEndpoint.cs

@@ -0,0 +1,36 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.PurchaseOrder.Request;
+using PyroFetes.DTO.PurchaseOrder.Response;
+using PyroFetes.DTO.PurchaseProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.PurchaseOrders;
+
+namespace PyroFetes.Endpoints.PurchaseOrders;
+
+public class PatchPurchaseOrderPurchaseConditionsEndpoint(
+    PurchaseOrdersRepository purchaseOrdersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchPurchaseOrderPurchaseConditionsDto, GetPurchaseOrderDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/purchaseOrders/{@Id}/PurchaseConditions", x => new { x.Id });
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(PatchPurchaseOrderPurchaseConditionsDto req, CancellationToken ct)
+    {
+        PurchaseOrder? purchaseOrder = await purchaseOrdersRepository.FirstOrDefaultAsync(new GetPurchaseOrderByIdSpec(req.Id), ct);
+        if (purchaseOrder == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        purchaseOrder.PurchaseConditions = req.PurchaseConditions;
+        await purchaseOrdersRepository.UpdateAsync(purchaseOrder, ct);
+
+        await Send.OkAsync(mapper.Map<GetPurchaseOrderDto>(purchaseOrder), ct);
+    }
+}

PyroFetes/Endpoints/PurchaseProduct/CreatePurchaseProductEndpoint.cs

@@ -1,67 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using FastEndpoints;
-using PyroFetes.DTO.PurchaseProduct.Request;
-using PyroFetes.DTO.PurchaseProduct.Response;
-
-namespace PyroFetes.Endpoints.PurchaseProduct;
-
-public class CreatePurchaseProductEndpoint(PyroFetesDbContext database) : Endpoint<CreatePurchaseProductDto, GetPurchaseProductDto>
-{
-    public override void Configure()
-    {
-        Post("/api/purchaseProducts");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CreatePurchaseProductDto req, CancellationToken ct)
-    {
-        var product = await database.Products.FirstOrDefaultAsync(p => p.Id == req.ProductId, ct);
-        if (product == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        var purchaseOrder = await database.PurchaseOrders.FirstOrDefaultAsync(po => po.Id == req.PurchaseOrderId, ct);
-        
-        if (purchaseOrder == null)
-        {
-            purchaseOrder = new Models.PurchaseOrder()
-            {
-                PurchaseConditions = req.PurchaseOrderPurchaseConditions ?? "Conditions non précisées"
-            };
-            database.PurchaseOrders.Add(purchaseOrder);
-            await database.SaveChangesAsync(ct);
-        }
-        
-        var purchaseProduct = new Models.PurchaseProduct()
-        {
-            ProductId = product.Id,
-            PurchaseOrderId = purchaseOrder.Id,
-            Quantity = req.Quantity
-        };
-        database.PurchaseProducts.Add(purchaseProduct);
-        await database.SaveChangesAsync(ct);
-        
-        var responseDto = new GetPurchaseProductDto()
-        {
-            ProductId = product.Id,
-            ProductReferences = product.Reference,
-            ProductName = product.Name,
-            ProductDuration = product.Duration,
-            ProductCaliber = product.Caliber,
-            ProductApprovalNumber = product.ApprovalNumber,
-            ProductWeight = product.Weight,
-            ProductNec = product.Nec,
-            ProductImage = product.Image,
-            ProductLink = product.Link,
-            ProductMinimalQuantity = product.MinimalQuantity,
-
-            PurchaseOrderId = purchaseOrder.Id,
-            PurchaseOrderPurchaseConditions = purchaseOrder.PurchaseConditions,
-            Quantity = purchaseProduct.Quantity
-        };
-
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/PurchaseProduct/PatchPurchaseProductQuantityEndpoint.cs

@@ -1,36 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.PurchaseProduct.Request;
-using PyroFetes.DTO.PurchaseProduct.Response;
-
-namespace PyroFetes.Endpoints.PurchaseProduct;
-
-public class PatchPurchaseProductQuantityEndpoint(PyroFetesDbContext database) : Endpoint<PatchPurchaseProductQuantityDto, GetPurchaseProductDto>
-{
-    public override void Configure()
-    {
-        Patch("/api/purchaseProducts/{@ProductId}/{@PurchaseOrderId}/Quantity", x => new { x.ProductId, x.PurchaseOrderId });
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(PatchPurchaseProductQuantityDto req, CancellationToken ct)
-    {
-        var purchaseProduct = await database.PurchaseProducts.SingleOrDefaultAsync(po => po.ProductId == req.ProductId && po.PurchaseOrderId == req.PurchaseOrderId, ct);
-        if (purchaseProduct == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        purchaseProduct.Quantity = req.Quantity;
-        await database.SaveChangesAsync(ct);
-
-        GetPurchaseProductDto responseDto = new()
-        {
-            ProductId = purchaseProduct.ProductId,
-            PurchaseOrderId = purchaseProduct.PurchaseOrderId,
-            Quantity = purchaseProduct.Quantity
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/PurchaseProducts/CreatePurchaseProductEndpoint.cs

@@ -0,0 +1,56 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.PurchaseProduct.Request;
+using PyroFetes.DTO.PurchaseProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Products;
+using PyroFetes.Specifications.PurchaseOrders;
+
+namespace PyroFetes.Endpoints.PurchaseProducts;
+
+public class CreatePurchaseProductEndpoint(
+    ProductsRepository productsRepository,
+    PurchaseOrdersRepository purchaseOrdersRepository,
+    PurchaseProductsRepository purchaseProductsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<CreatePurchaseProductDto, GetPurchaseProductDto>
+{
+    public override void Configure()
+    {
+        Post("/api/purchaseProducts");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CreatePurchaseProductDto req, CancellationToken ct)
+    {
+        Product? product = await productsRepository.FirstOrDefaultAsync(new GetProductByIdSpec(req.ProductId), ct);
+        if (product == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+
+        PurchaseOrder? purchaseOrder =
+            await purchaseOrdersRepository.FirstOrDefaultAsync(new GetPurchaseOrderByIdSpec(req.PurchaseOrderId), ct);
+
+        if (purchaseOrder == null)
+        {
+            purchaseOrder = new PurchaseOrder()
+            {
+                PurchaseConditions = req.PurchaseOrderPurchaseConditions ?? "Conditions non précisées"
+            };
+            await purchaseOrdersRepository.AddAsync(purchaseOrder, ct);
+        }
+
+        PurchaseProduct purchaseProduct = new PurchaseProduct()
+        {
+            ProductId = product.Id,
+            PurchaseOrderId = purchaseOrder.Id,
+            Quantity = req.Quantity
+        };
+
+        await purchaseProductsRepository.AddAsync(purchaseProduct, ct);
+
+        await Send.OkAsync(mapper.Map<GetPurchaseProductDto>(purchaseProduct), ct);
+    }
+}

PyroFetes/Endpoints/PurchaseProducts/DeletePurchaseProductEndpoint.cs

@@ -1,7 +1,10 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.PurchaseProducts;
 
-namespace PyroFetes.Endpoints.PurchaseProduct;
+namespace PyroFetes.Endpoints.PurchaseProducts;
 
 public class DeletePurchaseProductRequest
 {
@@ -9,7 +12,7 @@ public class DeletePurchaseProductRequest
     public int PurchaseOrderId { get; set; }
 }
 
-public class DeletePurchaseOrderEndpoint(PyroFetesDbContext database) : Endpoint<DeletePurchaseProductRequest>
+public class DeletePurchaseProductEndpoint(PurchaseProductsRepository purchaseProductsRepository) : Endpoint<DeletePurchaseProductRequest>
 {
     public override void Configure()
     {
@@ -19,8 +22,8 @@ public class DeletePurchaseOrderEndpoint(PyroFetesDbContext database) : Endpoint
 
     public override async Task HandleAsync(DeletePurchaseProductRequest req, CancellationToken ct)
     {
-        var purchaseProduct = await database.PurchaseProducts
-            .SingleOrDefaultAsync(po => po.ProductId == req.ProductId && po.PurchaseOrderId == req.PurchaseOrderId, ct);
+        PurchaseProduct? purchaseProduct = await purchaseProductsRepository.FirstOrDefaultAsync(
+            new GetPurchaseProductByProductIdAndPurchaseOrderIdSpec(req.ProductId, req.PurchaseOrderId), ct);
 
         if (purchaseProduct == null)
         {
@@ -28,8 +31,7 @@ public class DeletePurchaseOrderEndpoint(PyroFetesDbContext database) : Endpoint
             return;
         }
         
-        database.PurchaseProducts.Remove(purchaseProduct); 
-        await database.SaveChangesAsync(ct);
+        await purchaseProductsRepository.DeleteAsync(purchaseProduct, ct);
         
         await Send.NoContentAsync(ct);
     }

PyroFetes/Endpoints/PurchaseProducts/PatchPurchaseProductQuantityEndpoint.cs

@@ -0,0 +1,38 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.PurchaseProduct.Request;
+using PyroFetes.DTO.PurchaseProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.PurchaseProducts;
+
+namespace PyroFetes.Endpoints.PurchaseProducts;
+
+public class PatchPurchaseProductQuantityEndpoint(
+    PurchaseProductsRepository purchaseProductsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchPurchaseProductQuantityDto, GetPurchaseProductDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/purchaseProducts/{@ProductId}/{@PurchaseOrderId}/Quantity", x => new { x.ProductId, x.PurchaseOrderId });
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(PatchPurchaseProductQuantityDto req, CancellationToken ct)
+    {
+        PurchaseProduct? purchaseProduct =
+            await purchaseProductsRepository.FirstOrDefaultAsync(
+                new GetPurchaseProductByProductIdAndPurchaseOrderIdSpec(req.ProductId, req.PurchaseOrderId), ct);
+        
+        if (purchaseProduct == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        purchaseProduct.Quantity = req.Quantity;
+        await purchaseProductsRepository.UpdateAsync(purchaseProduct, ct);
+
+        await Send.OkAsync(mapper.Map<GetPurchaseProductDto>(purchaseProduct), ct);
+    }
+}

PyroFetes/Endpoints/Quotation/GetAllQuotationEndpoint.cs

@@ -1,49 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Quotation.Response;
-using PyroFetes.DTO.QuotationProduct.Response;
-
-namespace PyroFetes.Endpoints.Quotation;
-
-public class GetAllQuotationEndpoint(PyroFetesDbContext database) : EndpointWithoutRequest<List<GetQuotationDto>>
-{
-    public override void Configure()
-    {
-        Get("/api/quotations");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CancellationToken ct)
-    {
-        var quotations = await database.Quotations
-            .Include(q => q.QuotationProducts!)
-            .ThenInclude(qp => qp.Product)
-            .Select(q => new GetQuotationDto
-            {
-                Id = q.Id,
-                Message = q.Message,
-                ConditionsSale = q.ConditionsSale,
-                GetQuotationProductDto = q.QuotationProducts.Select(qp => new GetQuotationProductDto
-                {
-                    Quantity = qp.Quantity,
-                    QuotationId = q.Id,
-                    QuotationMessage = q.Message,
-                    QuotationConditionsSale = q.ConditionsSale,
-                    ProductId = qp.ProductId,
-                    ProductReferences = qp.Product.Reference,
-                    ProductName = qp.Product.Name,
-                    ProductDuration = qp.Product.Duration,
-                    ProductCaliber = qp.Product.Caliber,
-                    ProductApprovalNumber = qp.Product.ApprovalNumber,
-                    ProductWeight = qp.Product.Weight,
-                    ProductNec = qp.Product.Nec,
-                    ProductImage = qp.Product.Image,
-                    ProductLink = qp.Product.Link,
-                    ProductMinimalQuantity = qp.Product.MinimalQuantity,
-                }).ToList()
-            })
-            .ToListAsync(ct);
-
-        await Send.OkAsync(quotations, ct);
-    }
-}

PyroFetes/Endpoints/Quotation/GetQuotationEndpoint.cs

@@ -1,60 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Quotation.Response;
-using PyroFetes.DTO.QuotationProduct.Response;
-
-namespace PyroFetes.Endpoints.Quotation;
-
-public class GetQuotationRequest
-{
-    public int Id { get; set; }
-}
-
-public class GetQuotationEndpoint(PyroFetesDbContext database) : Endpoint<GetQuotationRequest, GetQuotationDto>
-{
-    public override void Configure()
-    {
-        Get("/api/quotations/{@Id}", x => new {x.Id});
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(GetQuotationRequest req, CancellationToken ct)
-    {
-        var quotation = await database.Quotations
-            .SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-
-        if (quotation == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        GetQuotationDto responseDto = new()
-        {
-            Id = quotation.Id,
-            Message = quotation.Message,
-            ConditionsSale = quotation.ConditionsSale,
-            GetQuotationProductDto = quotation.QuotationProducts
-                .Select(qp => new GetQuotationProductDto
-            {
-                Quantity = qp.Quantity,
-                QuotationId = quotation.Id,
-                QuotationMessage = quotation.Message,
-                QuotationConditionsSale = quotation.ConditionsSale,
-                ProductId = qp.ProductId,
-                ProductReferences = qp.Product.Reference,
-                ProductName = qp.Product.Name,
-                ProductDuration = qp.Product.Duration,
-                ProductCaliber = qp.Product.Caliber,
-                ProductApprovalNumber = qp.Product.ApprovalNumber,
-                ProductWeight = qp.Product.Weight,
-                ProductNec = qp.Product.Nec,
-                ProductImage = qp.Product.Image,
-                ProductLink = qp.Product.Link,
-                ProductMinimalQuantity = qp.Product.MinimalQuantity,
-            }).ToList()
-        };
-        
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Quotation/PatchQuotationConditionsSaleEndpoint.cs

@@ -1,58 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.PurchaseOrder.Request;
-using PyroFetes.DTO.PurchaseOrder.Response;
-using PyroFetes.DTO.PurchaseProduct.Response;
-using PyroFetes.DTO.Quotation.Request;
-using PyroFetes.DTO.Quotation.Response;
-using PyroFetes.DTO.QuotationProduct.Response;
-
-namespace PyroFetes.Endpoints.Quotation;
-
-public class PatchQuotationConditionsSaleEndpoint(PyroFetesDbContext database) : Endpoint<PatchQuotationConditionsSaleDto, GetQuotationDto>
-{
-    public override void Configure()
-    {
-        Patch("/api/quotations/{@Id}/ConditionsSale", x => new { x.Id });
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(PatchQuotationConditionsSaleDto req, CancellationToken ct)
-    {
-        var quotation = await database.Quotations.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-        if (quotation == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        quotation.ConditionsSale = req.ConditionsSale;
-        await database.SaveChangesAsync(ct);
-
-        GetQuotationDto responseDto = new()
-        {
-            Id = quotation.Id,
-            Message = quotation.Message,
-            ConditionsSale = quotation.ConditionsSale,
-            GetQuotationProductDto = quotation.QuotationProducts.Select(qp => new GetQuotationProductDto
-                {
-                    Quantity = qp.Quantity,
-                    QuotationId = quotation.Id,
-                    QuotationMessage = quotation.Message,
-                    QuotationConditionsSale = quotation.ConditionsSale,
-                    ProductId = qp.ProductId,
-                    ProductReferences = qp.Product.Reference,
-                    ProductName = qp.Product.Name,
-                    ProductDuration = qp.Product.Duration,
-                    ProductCaliber = qp.Product.Caliber,
-                    ProductApprovalNumber = qp.Product.ApprovalNumber,
-                    ProductWeight = qp.Product.Weight,
-                    ProductNec = qp.Product.Nec,
-                    ProductImage = qp.Product.Image,
-                    ProductLink = qp.Product.Link,
-                    ProductMinimalQuantity = qp.Product.MinimalQuantity,
-                }).ToList()
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/QuotationProduct/CreateQuotationProductEndpoint.cs

@@ -1,68 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.QuotationProduct.Request;
-using PyroFetes.DTO.QuotationProduct.Response;
-
-namespace PyroFetes.Endpoints.QuotationProduct;
-
-public class CreateQuotationProductEndpoint(PyroFetesDbContext database) : Endpoint<CreateQuotationProductDto, GetQuotationProductDto>
-{
-    public override void Configure()
-    {
-        Post("/api/quotationProduct");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CreateQuotationProductDto req, CancellationToken ct)
-    {
-        var product = await database.Products.FirstOrDefaultAsync(p => p.Id == req.ProductId, ct);
-        if (product == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        var quotation = await database.Quotations.FirstOrDefaultAsync(q => q.Id == req.QuotationId, ct);
-        
-        if (quotation == null)
-        {
-            quotation = new Models.Quotation()
-            {
-                Message = req.QuotationMessage ?? "",
-                ConditionsSale = req.QuotationConditionsSale,
-            };
-            database.Quotations.Add(quotation);
-            await database.SaveChangesAsync(ct);
-        }
-        
-        var quotationProduct = new Models.QuotationProduct()
-        {
-            ProductId = product.Id,
-            QuotationId = quotation.Id,
-            Quantity = req.Quantity
-        };
-        database.QuotationProducts.Add(quotationProduct);
-        await database.SaveChangesAsync(ct);
-        
-        var responseDto = new GetQuotationProductDto()
-        {
-            ProductId = product.Id,
-            ProductReferences = product.Reference,
-            ProductName = product.Name,
-            ProductDuration = product.Duration,
-            ProductCaliber = product.Caliber,
-            ProductApprovalNumber = product.ApprovalNumber,
-            ProductWeight = product.Weight,
-            ProductNec = product.Nec,
-            ProductImage = product.Image,
-            ProductLink = product.Link,
-            ProductMinimalQuantity = product.MinimalQuantity,
-            Quantity = quotationProduct.Quantity,
-            QuotationMessage = quotation.Message,
-            QuotationConditionsSale = quotation.ConditionsSale,
-            QuotationId = quotation.Id,
-        };
-
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/QuotationProduct/PatchQuotationProductQuantityEndpoint.cs

@@ -1,36 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.QuotationProduct.Request;
-using PyroFetes.DTO.QuotationProduct.Response;
-
-namespace PyroFetes.Endpoints.QuotationProduct;
-
-public class PatchQuotationProductQuantityEndpoint(PyroFetesDbContext database) : Endpoint<PatchQuotationProductQuantityDto, GetQuotationProductDto>
-{
-    public override void Configure()
-    {
-        Patch("/api/quotationProduct/{@ProductId}/{@QuotationId}/Quantity", x => new { x.ProductId, x.QuotationId });
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(PatchQuotationProductQuantityDto req, CancellationToken ct)
-    {
-        var quotationProduct = await database.QuotationProducts.SingleOrDefaultAsync(qo => qo.ProductId == req.ProductId && qo.QuotationId == req.QuotationId, ct);
-        if (quotationProduct == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        quotationProduct.Quantity = req.Quantity;
-        await database.SaveChangesAsync(ct);
-
-        GetQuotationProductDto responseDto = new()
-        {
-            ProductId = quotationProduct.ProductId,
-            QuotationId = quotationProduct.QuotationId,
-            Quantity = quotationProduct.Quantity
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/QuotationProducts/CreateQuotationProductEndpoint.cs

@@ -0,0 +1,58 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.QuotationProduct.Request;
+using PyroFetes.DTO.QuotationProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Products;
+using PyroFetes.Specifications.Quotations;
+
+namespace PyroFetes.Endpoints.QuotationProducts;
+
+public class CreateQuotationProductEndpoint(
+    QuotationProductsRepository quotationProductsRepository,
+    ProductsRepository productsRepository,
+    QuotationsRepository quotationsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<CreateQuotationProductDto, GetQuotationProductDto>
+{
+    public override void Configure()
+    {
+        Post("/api/quotationProduct");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CreateQuotationProductDto req, CancellationToken ct)
+    {
+        Product? product = await productsRepository.FirstOrDefaultAsync(new GetProductByIdSpec(req.ProductId), ct);
+        
+        if (product == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        Quotation? quotation = await quotationsRepository.FirstOrDefaultAsync(new GetQuotationByIdSpec(req.QuotationId), ct);
+        
+        if (quotation == null)
+        {
+            quotation = new Quotation()
+            {
+                Message = req.QuotationMessage ?? "",
+                ConditionsSale = req.QuotationConditionsSale,
+            };
+            
+            await quotationsRepository.AddAsync(quotation, ct);
+        }
+        
+        QuotationProduct quotationProduct = new QuotationProduct()
+        {
+            ProductId = product.Id,
+            QuotationId = quotation.Id,
+            Quantity = req.Quantity
+        };
+        
+        await quotationProductsRepository.AddAsync(quotationProduct, ct);
+
+        await Send.OkAsync(mapper.Map<GetQuotationProductDto>(quotationProduct), ct);
+    }
+}

PyroFetes/Endpoints/QuotationProducts/DeleteQuotationProductEndpoint.cs

@@ -1,7 +1,10 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.QuotationProducts;
 
-namespace PyroFetes.Endpoints.QuotationProduct;
+namespace PyroFetes.Endpoints.QuotationProducts;
 
 public class DeleteQuotationProductRequest
 {
@@ -9,7 +12,7 @@ public class DeleteQuotationProductRequest
     public int QuotationId { get; set; }
 }
 
-public class DeleteQuotationProductEndpoint(PyroFetesDbContext database) : Endpoint<DeleteQuotationProductRequest>
+public class DeleteQuotationProductEndpoint(QuotationProductsRepository quotationProductsRepository) : Endpoint<DeleteQuotationProductRequest>
 {
     public override void Configure()
     {
@@ -19,8 +22,9 @@ public class DeleteQuotationProductEndpoint(PyroFetesDbContext database) : Endpo
 
     public override async Task HandleAsync(DeleteQuotationProductRequest req, CancellationToken ct)
     {
-        var quotationProduct = await database.QuotationProducts
-            .SingleOrDefaultAsync(qo => qo.ProductId == req.ProductId && qo.QuotationId == req.QuotationId, ct);
+        QuotationProduct? quotationProduct =
+            await quotationProductsRepository.FirstOrDefaultAsync(
+                new GetQuotationProductByProductIdAndQuotationIdSpec(req.ProductId, req.QuotationId), ct);
 
         if (quotationProduct == null)
         {
@@ -28,8 +32,7 @@ public class DeleteQuotationProductEndpoint(PyroFetesDbContext database) : Endpo
             return;
         }
         
-        database.QuotationProducts.Remove(quotationProduct); 
-        await database.SaveChangesAsync(ct);
+        await quotationProductsRepository.DeleteAsync(quotationProduct, ct);
         
         await Send.NoContentAsync(ct);
     }

PyroFetes/Endpoints/QuotationProducts/PatchQuotationProductQuantityEndpoint.cs

@@ -0,0 +1,37 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.QuotationProduct.Request;
+using PyroFetes.DTO.QuotationProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.QuotationProducts;
+
+namespace PyroFetes.Endpoints.QuotationProducts;
+
+public class PatchQuotationProductQuantityEndpoint(
+    QuotationProductsRepository quotationProductsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchQuotationProductQuantityDto, GetQuotationProductDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/quotationProduct/{@ProductId}/{@QuotationId}/Quantity", x => new { x.ProductId, x.QuotationId });
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(PatchQuotationProductQuantityDto req, CancellationToken ct)
+    {
+        QuotationProduct? quotationProduct =
+            await quotationProductsRepository.FirstOrDefaultAsync(
+                new GetQuotationProductByProductIdAndQuotationIdSpec(req.ProductId, req.QuotationId), ct);
+        if (quotationProduct == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        quotationProduct.Quantity = req.Quantity;
+        await quotationProductsRepository.UpdateAsync(quotationProduct, ct);
+        
+        await Send.OkAsync(mapper.Map<GetQuotationProductDto>(quotationProduct), ct);
+    }
+}

PyroFetes/Endpoints/Quotations/DeleteQuotationEndpoint.cs

@@ -1,14 +1,19 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Quotations;
 
-namespace PyroFetes.Endpoints.Quotation;
+namespace PyroFetes.Endpoints.Quotations;
 
 public class DeleteQuotationRequest
 {
     public int Id { get; set; }
 }
 
-public class DeleteQuotationEndpoint(PyroFetesDbContext database) : Endpoint<DeleteQuotationRequest>
+public class DeleteQuotationEndpoint(
+    QuotationsRepository quotationsRepository,
+    QuotationProductsRepository quotationProductsRepository) : Endpoint<DeleteQuotationRequest>
 {
     public override void Configure()
     {
@@ -18,9 +23,7 @@ public class DeleteQuotationEndpoint(PyroFetesDbContext database) : Endpoint<Del
 
     public override async Task HandleAsync(DeleteQuotationRequest req, CancellationToken ct)
     {
-        var quotation = await database.Quotations
-            .Include(q => q.QuotationProducts)
-            .SingleOrDefaultAsync(q => q.Id == req.Id, ct);
+        Quotation? quotation = await quotationsRepository.FirstOrDefaultAsync(new GetQuotationByIdSpec(req.Id), ct);
 
         if (quotation == null)
         {
@@ -30,11 +33,10 @@ public class DeleteQuotationEndpoint(PyroFetesDbContext database) : Endpoint<Del
         
         if (quotation.QuotationProducts != null && quotation.QuotationProducts.Any())
         {
-            database.QuotationProducts.RemoveRange(quotation.QuotationProducts);
+            await quotationProductsRepository.DeleteRangeAsync(quotation.QuotationProducts, ct);
         }
         
-        database.Quotations.Remove(quotation); 
-        await database.SaveChangesAsync(ct);
+        await quotationsRepository.DeleteAsync(quotation, ct);
         
         await Send.NoContentAsync(ct);
     }

PyroFetes/Endpoints/Quotations/GetAllQuotationEndpoint.cs

@@ -0,0 +1,22 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Quotation.Response;
+using PyroFetes.DTO.QuotationProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+
+namespace PyroFetes.Endpoints.Quotations;
+
+public class GetAllQuotationEndpoint(QuotationsRepository quotationsRepository) : EndpointWithoutRequest<List<GetQuotationDto>>
+{
+    public override void Configure()
+    {
+        Get("/api/quotations");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CancellationToken ct)
+    {
+        await Send.OkAsync(await quotationsRepository.ProjectToListAsync<GetQuotationDto>(ct), ct);
+    }
+}

PyroFetes/Endpoints/Quotations/GetQuotationEndpoint.cs

@@ -0,0 +1,38 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Quotation.Response;
+using PyroFetes.DTO.QuotationProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Quotations;
+
+namespace PyroFetes.Endpoints.Quotations;
+
+public class GetQuotationRequest
+{
+    public int Id { get; set; }
+}
+
+public class GetQuotationEndpoint(
+    QuotationsRepository quotationsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<GetQuotationRequest, GetQuotationDto>
+{
+    public override void Configure()
+    {
+        Get("/api/quotations/{@Id}", x => new {x.Id});
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(GetQuotationRequest req, CancellationToken ct)
+    {
+        Quotation? quotation = await quotationsRepository.FirstOrDefaultAsync(new GetQuotationByIdSpec(req.Id), ct);
+
+        if (quotation == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        await Send.OkAsync(mapper.Map<GetQuotationDto>(quotation), ct);
+    }
+}

PyroFetes/Endpoints/Quotations/PatchQuotationConditionsSaleEndpoint.cs

@@ -0,0 +1,38 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Quotation.Request;
+using PyroFetes.DTO.Quotation.Response;
+using PyroFetes.DTO.QuotationProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Quotations;
+
+namespace PyroFetes.Endpoints.Quotations;
+
+public class PatchQuotationConditionsSaleEndpoint(
+    QuotationsRepository quotationsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchQuotationConditionsSaleDto, GetQuotationDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/quotations/{@Id}/ConditionsSale", x => new { x.Id });
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(PatchQuotationConditionsSaleDto req, CancellationToken ct)
+    {
+        Quotation? quotation = await quotationsRepository.FirstOrDefaultAsync(new GetQuotationByIdSpec(req.Id), ct);
+        
+        if (quotation == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        quotation.ConditionsSale = req.ConditionsSale;
+        await quotationsRepository.UpdateAsync(quotation, ct);
+
+        
+        await Send.OkAsync(mapper.Map<GetQuotationDto>(quotation), ct);
+    }
+}

PyroFetes/Endpoints/SettingEndpoints/CreateSettingEndpoint.cs

@@ -1,34 +0,0 @@
-using FastEndpoints;
-using PyroFetes.DTO.SettingDTO.Request;
-using PyroFetes.DTO.SettingDTO.Response;
-
-namespace PyroFetes.Endpoints.SettingEndpoints;
-
-public class CreateSettingEndpoint(PyroFetesDbContext database) : Endpoint<CreateSettingDto, GetSettingDto>
-{
-    public override void Configure()
-    {
-        Post("/api/setting");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CreateSettingDto req, CancellationToken ct)
-    {
-        var setting = new Models.Setting()
-        {
-            ElectronicSignature = req.ElectronicSignature,
-            Logo = req.Logo
-        };
-        
-        database.Settings.Add(setting);
-        await database.SaveChangesAsync(ct);
-
-        GetSettingDto responseDto = new()
-        {
-            Id = setting.Id,
-            ElectronicSignature = setting.ElectronicSignature,
-            Logo = setting.Logo
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/SettingEndpoints/PatchSettingElectronicSignatureEndpoint.cs

@@ -1,38 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.SettingDTO.Request;
-using PyroFetes.DTO.SettingDTO.Response;
-
-namespace PyroFetes.Endpoints.SettingEndpoints;
-
-public class PatchSettingElectronicSignatureEndpoint(PyroFetesDbContext database) : Endpoint<PatchSettingElectronicSignatureDto, GetSettingDto>
-{
-    public override void Configure()
-    {
-        Get("/api/setting/{@Id}/ElectronicSignature", x => new {x.Id});
-        AllowAnonymous();
-    }
-    
-    public override async Task HandleAsync(PatchSettingElectronicSignatureDto req, CancellationToken ct)
-    {
-        var setting = await database.Settings.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-
-        if (setting == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-
-        setting.ElectronicSignature = req.ElectronicSignature;
-        await database.SaveChangesAsync(ct);
-
-        GetSettingDto responseDto = new()
-        {
-            Id = setting.Id,
-            ElectronicSignature = setting.ElectronicSignature,
-            Logo = setting.Logo
-        };
-        
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/SettingEndpoints/PatchSettingLogoEndpoint.cs

@@ -1,38 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.SettingDTO.Request;
-using PyroFetes.DTO.SettingDTO.Response;
-
-namespace PyroFetes.Endpoints.SettingEndpoints;
-
-public class PatchSettingLogoEndpoint(PyroFetesDbContext database) : Endpoint<PatchSettingLogoDto, GetSettingDto>
-{
-    public override void Configure()
-    {
-        Get("/api/setting/{@Id}/Logo", x => new {x.Id});
-        AllowAnonymous();
-    }
-    
-    public override async Task HandleAsync(PatchSettingLogoDto req, CancellationToken ct)
-    {
-        var setting = await database.Settings.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-
-        if (setting == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-
-        setting.Logo = req.Logo;
-        await database.SaveChangesAsync(ct);
-
-        GetSettingDto responseDto = new()
-        {
-            Id = setting.Id,
-            ElectronicSignature = setting.ElectronicSignature,
-            Logo = setting.Logo
-        };
-        
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Settings/CreateSettingEndpoint.cs

@@ -0,0 +1,31 @@
+using FastEndpoints;
+using PyroFetes.DTO.SettingDTO.Request;
+using PyroFetes.DTO.SettingDTO.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+
+namespace PyroFetes.Endpoints.Settings;
+
+public class CreateSettingEndpoint(
+    SettingsRepository settingsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<CreateSettingDto, GetSettingDto>
+{
+    public override void Configure()
+    {
+        Post("/api/setting");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CreateSettingDto req, CancellationToken ct)
+    {
+        Setting setting = new Setting()
+        {
+            ElectronicSignature = req.ElectronicSignature,
+            Logo = req.Logo
+        };
+        
+        await settingsRepository.AddAsync(setting, ct);
+
+        await Send.OkAsync(mapper.Map<GetSettingDto>(setting), ct);
+    }
+}

PyroFetes/Endpoints/Settings/DeleteSettingEndpoint.cs

@@ -1,14 +1,17 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Settings;
 
-namespace PyroFetes.Endpoints.SettingEndpoints;
+namespace PyroFetes.Endpoints.Settings;
 
 public class DeleteSettingRequest
 {
     public int Id { get; set; }
 }
 
-public class DeleteSettingEndpoint(PyroFetesDbContext database) : Endpoint<DeleteSettingRequest>
+public class DeleteSettingEndpoint(SettingsRepository settingsRepository) : Endpoint<DeleteSettingRequest>
 {
     public override void Configure()
     {
@@ -18,7 +21,7 @@ public class DeleteSettingEndpoint(PyroFetesDbContext database) : Endpoint<Delet
     
     public override async Task HandleAsync(DeleteSettingRequest req, CancellationToken ct)
     {
-        var setting = await database.Settings.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
+        Setting? setting = await settingsRepository.FirstOrDefaultAsync(new GetSettingByIdSpec(req.Id), ct);
 
         if (setting == null)
         {
@@ -26,8 +29,7 @@ public class DeleteSettingEndpoint(PyroFetesDbContext database) : Endpoint<Delet
             return;
         }
         
-        database.Settings.Remove(setting);
-        await database.SaveChangesAsync(ct);
+        await settingsRepository.DeleteAsync(setting, ct);
         
         await Send.NoContentAsync(ct);
     }

PyroFetes/Endpoints/Settings/GetSettingEndpoint.cs

@@ -1,15 +1,20 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
 using PyroFetes.DTO.SettingDTO.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Settings;
 
-namespace PyroFetes.Endpoints.SettingEndpoints;
+namespace PyroFetes.Endpoints.Settings;
 
 public class GetSettingRequest
 {
     public int Id { get; set; }
 }
 
-public class GetSettingEndpoint(PyroFetesDbContext database) : Endpoint<GetSettingRequest, GetSettingDto>
+public class GetSettingEndpoint(
+    SettingsRepository settingsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<GetSettingRequest, GetSettingDto>
 {
     public override void Configure()
     {
@@ -19,8 +24,7 @@ public class GetSettingEndpoint(PyroFetesDbContext database) : Endpoint<GetSetti
     
     public override async Task HandleAsync(GetSettingRequest req, CancellationToken ct)
     {
-        var setting = await database.Settings
-            .SingleOrDefaultAsync(x => x.Id == req.Id, ct);
+        Setting? setting = await settingsRepository.FirstOrDefaultAsync(new GetSettingByIdSpec(req.Id), ct);
 
         if (setting == null)
         {
@@ -28,12 +32,6 @@ public class GetSettingEndpoint(PyroFetesDbContext database) : Endpoint<GetSetti
             return;
         }
 
-        GetSettingDto responseDto = new()
-        {
-            Id = setting.Id,
-            ElectronicSignature = setting.ElectronicSignature,
-            Logo = setting.Logo
-        };
-        await Send.OkAsync(responseDto, ct);
+        await Send.OkAsync(mapper.Map<GetSettingDto>(setting), ct);
     }
 }

PyroFetes/Endpoints/Settings/PatchSettingElectronicSignatureEndpoint.cs

@@ -0,0 +1,36 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.SettingDTO.Request;
+using PyroFetes.DTO.SettingDTO.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Settings;
+
+namespace PyroFetes.Endpoints.Settings;
+
+public class PatchSettingElectronicSignatureEndpoint(
+    SettingsRepository settingsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchSettingElectronicSignatureDto, GetSettingDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/setting/{@Id}/ElectronicSignature", x => new {x.Id});
+        AllowAnonymous();
+    }
+    
+    public override async Task HandleAsync(PatchSettingElectronicSignatureDto req, CancellationToken ct)
+    {
+        Setting? setting = await settingsRepository.FirstOrDefaultAsync(new GetSettingByIdSpec(req.Id), ct);
+        
+        if (setting == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+
+        setting.ElectronicSignature = req.ElectronicSignature;
+        await settingsRepository.UpdateAsync(setting, ct);
+
+        await Send.OkAsync(mapper.Map<GetSettingDto>(setting), ct);
+    }
+}

PyroFetes/Endpoints/Settings/PatchSettingLogoEndpoint.cs

@@ -0,0 +1,36 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.SettingDTO.Request;
+using PyroFetes.DTO.SettingDTO.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Settings;
+
+namespace PyroFetes.Endpoints.Settings;
+
+public class PatchSettingLogoEndpoint(
+    SettingsRepository settingsRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchSettingLogoDto, GetSettingDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/setting/{@Id}/Logo", x => new {x.Id});
+        AllowAnonymous();
+    }
+    
+    public override async Task HandleAsync(PatchSettingLogoDto req, CancellationToken ct)
+    {
+        Setting? setting = await settingsRepository.FirstOrDefaultAsync(new GetSettingByIdSpec(req.Id), ct);
+
+        if (setting == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+
+        setting.Logo = req.Logo;
+        await settingsRepository.UpdateAsync(setting, ct);
+        
+        await Send.OkAsync(mapper.Map<GetSettingDto>(setting), ct);
+    }
+}

PyroFetes/Endpoints/Supplier/CreateSupplierEndpoint.cs

@@ -1,44 +0,0 @@
-using PyroFetes.DTO.Supplier.Request;
-using PyroFetes.DTO.Supplier.Response;
-using FastEndpoints;
-
-namespace PyroFetes.Endpoints.Supplier;
-
-public class CreateSupplierEndpoint(PyroFetesDbContext database) : Endpoint<CreateSupplierDto, GetSupplierDto>
-{
-    public override void Configure()
-    {
-        Post("/api/suppliers");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CreateSupplierDto req, CancellationToken ct)
-    {
-        var supplier = new Models.Supplier()
-        {
-            Name = req.Name,
-            Email = req.Email,
-            Phone = req.Phone,
-            Address = req.Address,
-            City = req.City,
-            ZipCode = req.ZipCode,
-            DeliveryDelay = req.DeliveryDelay
-        };
-        
-        database.Suppliers.Add(supplier);
-        await database.SaveChangesAsync(ct);
-
-        GetSupplierDto responseDto = new()
-        {
-            Id = supplier.Id,
-            Name = supplier.Name,
-            Email = supplier.Email,
-            Phone = supplier.Phone,
-            Address = supplier.Address,
-            City = supplier.City,
-            ZipCode = supplier.ZipCode,
-            DeliveryDelay = supplier.DeliveryDelay
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Supplier/GetAllSuppliersEndpoint.cs

@@ -1,33 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.PurchaseProduct.Response;
-using PyroFetes.DTO.Supplier.Response;
-
-namespace PyroFetes.Endpoints.Supplier;
-
-public class GetAllSuppliersEndpoint(PyroFetesDbContext database) : EndpointWithoutRequest<List<GetSupplierDto>>
-{
-    public override void Configure()
-    {
-        Get("/api/suppliers");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CancellationToken ct)
-    {
-        var supplier = await database.Suppliers
-            .Select(supplier => new GetSupplierDto()
-            {
-                Id = supplier.Id,
-                Name = supplier.Name,
-                Email = supplier.Email,
-                Phone = supplier.Phone,
-                Address = supplier.Address,
-                City = supplier.City,
-                ZipCode = supplier.ZipCode,
-                DeliveryDelay = supplier.DeliveryDelay
-            }).ToListAsync(ct);
-        
-        await Send.OkAsync(supplier, ct);
-    }
-}

PyroFetes/Endpoints/Supplier/GetSupplierEndpoint.cs

@@ -1,44 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Supplier.Response;
-
-namespace PyroFetes.Endpoints.Supplier;
-
-public class GetSupplierRequest
-{
-    public int Id { get; set; }
-}
-
-public class GetSupplierEndpoint(PyroFetesDbContext database) : Endpoint<GetSupplierRequest, GetSupplierDto>
-{
-    public override void Configure()
-    {
-        Get("/api/suppliers/{@Id}", x => new {x.Id});
-        AllowAnonymous();
-    }
-    
-    public override async Task HandleAsync(GetSupplierRequest req, CancellationToken ct)
-    {
-        var supplier = await database.Suppliers
-            .SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-
-        if (supplier == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-
-        GetSupplierDto responseDto = new()
-        {
-            Id = supplier.Id,
-            Name = supplier.Name,
-            Email = supplier.Email,
-            Phone = supplier.Phone,
-            Address = supplier.Address,
-            City = supplier.City,
-            ZipCode = supplier.ZipCode,
-            DeliveryDelay = supplier.DeliveryDelay
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Supplier/PatchSupplierDeleveryDelayEndpoint.cs

@@ -1,37 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.Supplier.Request;
-using PyroFetes.DTO.Supplier.Response;
-
-namespace PyroFetes.Endpoints.Supplier;
-
-public class PatchSupplierDeleveryDelayEndpoint(PyroFetesDbContext database) : Endpoint<PatchSupplierDeliveryDelayDto, GetSupplierDto>
-{
-    public override void Configure()
-    {
-        Get("/api/supplier/{@Id}/DeleveryDalay", x => new {x.Id});
-        AllowAnonymous();
-    }
-    
-    public override async Task HandleAsync(PatchSupplierDeliveryDelayDto req, CancellationToken ct)
-    {
-        var supplier = await database.Suppliers.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-
-        if (supplier == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-
-        supplier.DeliveryDelay = req.DeliveryDelay;
-        await database.SaveChangesAsync(ct);
-
-        GetSupplierDto responseDto = new()
-        {
-            Id = supplier.Id,
-            DeliveryDelay = supplier.DeliveryDelay,
-        };
-        
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Suppliers/CreateSupplierEndpoint.cs

@@ -0,0 +1,36 @@
+using FastEndpoints;
+using PyroFetes.DTO.Supplier.Request;
+using PyroFetes.DTO.Supplier.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+
+namespace PyroFetes.Endpoints.Suppliers;
+
+public class CreateSupplierEndpoint(
+    SuppliersRepository suppliersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<CreateSupplierDto, GetSupplierDto>
+{
+    public override void Configure()
+    {
+        Post("/api/suppliers");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CreateSupplierDto req, CancellationToken ct)
+    {
+        Supplier? supplier = new Supplier()
+        {
+            Name = req.Name,
+            Email = req.Email,
+            Phone = req.Phone,
+            Address = req.Address,
+            City = req.City,
+            ZipCode = req.ZipCode,
+            DeliveryDelay = req.DeliveryDelay
+        };
+        
+        await suppliersRepository.AddAsync(supplier, ct);
+
+        await Send.OkAsync(mapper.Map<GetSupplierDto>(supplier), ct);
+    }
+}

PyroFetes/Endpoints/Suppliers/DeleteSupplierEndpoint.cs

@@ -1,14 +1,17 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Suppliers;
 
-namespace PyroFetes.Endpoints.Supplier;
+namespace PyroFetes.Endpoints.Suppliers;
 
 public class DeleteSupplierRequest
 {
     public int Id { get; set; }
 }
 
-public class DeleteSupplierEndpoint(PyroFetesDbContext database) : Endpoint<DeleteSupplierRequest>
+public class DeleteSupplierEndpoint(SuppliersRepository suppliersRepository) : Endpoint<DeleteSupplierRequest>
 {
     public override void Configure()
     {
@@ -18,7 +21,7 @@ public class DeleteSupplierEndpoint(PyroFetesDbContext database) : Endpoint<Dele
     
     public override async Task HandleAsync(DeleteSupplierRequest req, CancellationToken ct)
     {
-        var supplier = await database.Suppliers.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
+        Supplier? supplier = await suppliersRepository.FirstOrDefaultAsync(new GetSupplierByIdSpec(req.Id), ct);
 
         if (supplier == null)
         {
@@ -26,8 +29,7 @@ public class DeleteSupplierEndpoint(PyroFetesDbContext database) : Endpoint<Dele
             return;
         }
         
-        database.Suppliers.Remove(supplier);
-        await database.SaveChangesAsync(ct);
+        await  suppliersRepository.DeleteAsync(supplier, ct);
         
         await Send.NoContentAsync(ct);
     }

PyroFetes/Endpoints/Suppliers/GetAllSuppliersEndpoint.cs

@@ -0,0 +1,20 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Supplier.Response;
+using PyroFetes.Repositories;
+
+namespace PyroFetes.Endpoints.Suppliers;
+
+public class GetAllSuppliersEndpoint(SuppliersRepository suppliersRepository) : EndpointWithoutRequest<List<GetSupplierDto>>
+{
+    public override void Configure()
+    {
+        Get("/api/suppliers");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CancellationToken ct)
+    {
+        await Send.OkAsync(await suppliersRepository.ProjectToListAsync<GetSupplierDto>(ct), ct);
+    }
+}

PyroFetes/Endpoints/Suppliers/GetSupplierEndpoint.cs

@@ -0,0 +1,37 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Supplier.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Suppliers;
+
+namespace PyroFetes.Endpoints.Suppliers;
+
+public class GetSupplierRequest
+{
+    public int Id { get; set; }
+}
+
+public class GetSupplierEndpoint(
+    SuppliersRepository suppliersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<GetSupplierRequest, GetSupplierDto>
+{
+    public override void Configure()
+    {
+        Get("/api/suppliers/{@Id}", x => new {x.Id});
+        AllowAnonymous();
+    }
+    
+    public override async Task HandleAsync(GetSupplierRequest req, CancellationToken ct)
+    {
+        Supplier? supplier = await suppliersRepository.FirstOrDefaultAsync(new GetSupplierByIdSpec(req.Id), ct);
+
+        if (supplier == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+
+        await Send.OkAsync(mapper.Map<GetSupplierDto>(supplier), ct);
+    }
+}

PyroFetes/Endpoints/Suppliers/PatchSupplierDeleveryDelayEndpoint.cs

@@ -0,0 +1,36 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.Supplier.Request;
+using PyroFetes.DTO.Supplier.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Suppliers;
+
+namespace PyroFetes.Endpoints.Suppliers;
+
+public class PatchSupplierDeleveryDelayEndpoint(
+    SuppliersRepository suppliersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchSupplierDeliveryDelayDto, GetSupplierDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/supplier/{@Id}/DeleveryDalay", x => new {x.Id});
+        AllowAnonymous();
+    }
+    
+    public override async Task HandleAsync(PatchSupplierDeliveryDelayDto req, CancellationToken ct)
+    {
+        Supplier? supplier = await suppliersRepository.FirstOrDefaultAsync(new GetSupplierByIdSpec(req.Id), ct);
+
+        if (supplier == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+
+        supplier.DeliveryDelay = req.DeliveryDelay;
+        await suppliersRepository.UpdateAsync(supplier, ct);
+        
+        await Send.OkAsync(mapper.Map<GetSupplierDto>(supplier), ct);
+    }
+}

PyroFetes/Endpoints/Suppliers/UpdateSupplierEndpoint.cs

@@ -2,10 +2,15 @@ using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
 using PyroFetes.DTO.Supplier.Request;
 using PyroFetes.DTO.Supplier.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Suppliers;
 
-namespace PyroFetes.Endpoints.Supplier;
+namespace PyroFetes.Endpoints.Suppliers;
 
-public class UpdateSupplierEndpoint(PyroFetesDbContext database) : Endpoint<UpdateSupplierDto, GetSupplierDto>
+public class UpdateSupplierEndpoint(
+    SuppliersRepository suppliersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<UpdateSupplierDto, GetSupplierDto>
 {
     public override void Configure()
     {
@@ -15,7 +20,7 @@ public class UpdateSupplierEndpoint(PyroFetesDbContext database) : Endpoint<Upda
 
     public override async Task HandleAsync(UpdateSupplierDto req, CancellationToken ct)
     {
-        var supplier = await database.Suppliers.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
+        Supplier? supplier = await suppliersRepository.FirstOrDefaultAsync(new GetSupplierByIdSpec(req.Id), ct);
         
         if (supplier == null)
         {
@@ -30,20 +35,9 @@ public class UpdateSupplierEndpoint(PyroFetesDbContext database) : Endpoint<Upda
         supplier.City = req.City;
         supplier.ZipCode = req.ZipCode;
         supplier.DeliveryDelay = req.DeliveryDelay;
-        await database.SaveChangesAsync(ct);
         
-        GetSupplierDto responseDto = new()
-        {
-            Id = supplier.Id,
-            Name = supplier.Name,
-            Email = supplier.Email,
-            Phone = supplier.Phone,
-            Address = supplier.Address,
-            City = supplier.City,
-            ZipCode = supplier.ZipCode,
-            DeliveryDelay = supplier.DeliveryDelay
-        };
+        await suppliersRepository.UpdateAsync(supplier, ct);
         
-        await Send.OkAsync(responseDto, ct);
+        await Send.OkAsync(mapper.Map<GetSupplierDto>(supplier), ct);
     }
 }

PyroFetes/Endpoints/User/GetAllUsersEndpoint.cs

@@ -1,31 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.User.Response;
-
-namespace PyroFetes.Endpoints.User;
-
-public class GetAllUsersEndpoint(PyroFetesDbContext database) : EndpointWithoutRequest<List<GetUserDto>>
-{
-    public override void Configure()
-    {
-        Get("/api/users");
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(CancellationToken ct)
-    {
-        var users = await database.Users
-            .Select(users => new GetUserDto()
-            {
-                Id = users.Id,
-                Name = users.Name,
-                Password = users.Password,
-                Salt = users.Salt,
-                Email = users.Email,
-                Fonction = users.Fonction
-            })
-            .ToListAsync(ct);
-        
-        await Send.OkAsync(users, ct);
-    }
-}

PyroFetes/Endpoints/User/GetUserEndpoint.cs

@@ -1,43 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.User.Response;
-
-namespace PyroFetes.Endpoints.User;
-
-public class GetUserRequest
-{
-    public int Id { get; set; }
-}
-
-public class GetUserEndpoint(PyroFetesDbContext database) : Endpoint<GetUserRequest, GetUserDto>
-{
-    public override void Configure()
-    {
-        Get("/api/users/{@Id}", x => new {x.Id});
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(GetUserRequest req, CancellationToken ct)
-    {
-        var user = await database.Users
-            .SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-
-        if (user == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-        
-        GetUserDto responseDto = new()
-        {
-            Id = user.Id,
-            Name = user.Name,
-            Password = user.Password,
-            Salt = user.Salt,
-            Email = user.Email,
-            Fonction = user.Fonction
-        };
-        
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/User/PatchUserPasswordEndpoint.cs

@@ -1,39 +0,0 @@
-using FastEndpoints;
-using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.User.Request;
-using PyroFetes.DTO.User.Response;
-
-namespace PyroFetes.Endpoints.User;
-
-public class PatchUserPasswordEndpoint(PyroFetesDbContext database) : Endpoint<PatchUserPasswordDto, GetUserDto>
-{
-    public override void Configure()
-    {
-        Patch("/api/users/{@Id}/Password", x => new { x.Id });
-        AllowAnonymous();
-    }
-
-    public override async Task HandleAsync(PatchUserPasswordDto req, CancellationToken ct)
-    {
-        var user = await database.Users.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-        if (user == null)
-        {
-            await Send.NotFoundAsync(ct);
-            return;
-        }
-
-        user.Password = BCrypt.Net.BCrypt.HashPassword(req.Password + user.Salt);
-        await database.SaveChangesAsync(ct);
-
-        GetUserDto responseDto = new()
-        {
-            Id = user.Id,
-            Name = user.Name,
-            Password = user.Password,
-            Salt = user.Salt,
-            Email = user.Email,
-            Fonction = user.Fonction
-        };
-        await Send.OkAsync(responseDto, ct);
-    }
-}

PyroFetes/Endpoints/Users/ConnectUserEndpoint.cs

@@ -3,10 +3,13 @@ using FastEndpoints.Security;
 using Microsoft.EntityFrameworkCore;
 using PyroFetes.DTO.User.Request;
 using PyroFetes.DTO.User.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Users;
 
-namespace PyroFetes.Endpoints.User;
+namespace PyroFetes.Endpoints.Users;
 
-public class ConnectUserEndpoint(PyroFetesDbContext database) : Endpoint<ConnectUserDto, GetTokenDto>
+public class ConnectUserEndpoint(UsersRepository usersRepository) : Endpoint<ConnectUserDto, GetTokenDto>
 {
     public override void Configure()
     {
@@ -16,7 +19,7 @@ public class ConnectUserEndpoint(PyroFetesDbContext database) : Endpoint<Connect
 
     public override async Task HandleAsync(ConnectUserDto req, CancellationToken ct)
     {
-        var user = await database.Users.SingleOrDefaultAsync(x => x.Name == req.Name, ct);
+        User? user = await usersRepository.FirstOrDefaultAsync(new GetUserByNameSpec(req.Name!), ct);
 
         if (user == null)
         {
@@ -26,7 +29,7 @@ public class ConnectUserEndpoint(PyroFetesDbContext database) : Endpoint<Connect
         
         if (BCrypt.Net.BCrypt.Verify(req.Password + user.Salt, user.Password))
         {
-            var jwtToken = JwtBearer.CreateToken(
+            string jwtToken = JwtBearer.CreateToken(
                 o =>
                 {
                     o.SigningKey = "ThisIsASuperSecretJwtKeyThatIsAtLeast32CharsLong";

PyroFetes/Endpoints/Users/CreateUserEndpoint.cs

@@ -2,10 +2,14 @@
 using PasswordGenerator;
 using PyroFetes.DTO.User.Request;
 using PyroFetes.DTO.User.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
 
-namespace PyroFetes.Endpoints.User;
+namespace PyroFetes.Endpoints.Users;
 
-public class CreateUserEndpoint(PyroFetesDbContext database) : Endpoint<CreateUserDto, GetUserDto>
+public class CreateUserEndpoint(
+    UsersRepository usersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<CreateUserDto, GetUserDto>
 {
     public override void Configure()
     {
@@ -17,7 +21,7 @@ public class CreateUserEndpoint(PyroFetesDbContext database) : Endpoint<CreateUs
     {
         string? salt = new Password().IncludeLowercase().IncludeUppercase().IncludeNumeric().LengthRequired(24).Next();
         
-        var user = new Models.User()
+        User user = new User()
         {
             Name = req.Name,
             Password = BCrypt.Net.BCrypt.HashPassword(req.Password + salt),
@@ -26,20 +30,8 @@ public class CreateUserEndpoint(PyroFetesDbContext database) : Endpoint<CreateUs
             Fonction = req.Fonction
         };
         
-        database.Users.Add(user);
+        await usersRepository.AddAsync(user, ct);
         
-        await database.SaveChangesAsync(ct);
-        
-        GetUserDto responseDto = new()
-        {
-            Id = user.Id,
-            Name = user.Name,
-            Password = user.Password,
-            Salt = user.Salt,
-            Email = user.Email,
-            Fonction = user.Fonction
-        };
-        
-        await Send.OkAsync(responseDto, ct);
+        await Send.OkAsync(mapper.Map<GetUserDto>(user), ct);
     }
 }

PyroFetes/Endpoints/Users/DeleteUserEndpoint.cs

@@ -1,14 +1,17 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Users;
 
-namespace PyroFetes.Endpoints.User;
+namespace PyroFetes.Endpoints.Users;
 
 public class DeleteUserRequest
 {
     public int Id { get; set; }
 }
 
-public class DeleteUserEndpoint(PyroFetesDbContext database) : Endpoint<DeleteUserRequest>
+public class DeleteUserEndpoint(UsersRepository usersRepository) : Endpoint<DeleteUserRequest>
 {
     public override void Configure()
     {
@@ -18,7 +21,7 @@ public class DeleteUserEndpoint(PyroFetesDbContext database) : Endpoint<DeleteUs
 
     public override async Task HandleAsync(DeleteUserRequest req, CancellationToken ct)
     {
-        var user = await database.Users.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
+        User? user = await usersRepository.FirstOrDefaultAsync(new GetUserByIdSpec(req.Id), ct);
 
         if (user == null)
         {
@@ -26,8 +29,7 @@ public class DeleteUserEndpoint(PyroFetesDbContext database) : Endpoint<DeleteUs
             return;
         }
         
-        database.Users.Remove(user);
-        await database.SaveChangesAsync(ct);
+        await usersRepository.DeleteAsync(user, ct);
         
         await Send.NoContentAsync(ct);
     }

PyroFetes/Endpoints/Users/GetAllUsersEndpoint.cs

@@ -0,0 +1,20 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.User.Response;
+using PyroFetes.Repositories;
+
+namespace PyroFetes.Endpoints.Users;
+
+public class GetAllUsersEndpoint(UsersRepository usersRepository) : EndpointWithoutRequest<List<GetUserDto>>
+{
+    public override void Configure()
+    {
+        Get("/api/users");
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(CancellationToken ct)
+    {
+        await Send.OkAsync(await usersRepository.ProjectToListAsync<GetUserDto>(ct), ct);
+    }
+}

PyroFetes/Endpoints/Users/GetUserEndpoint.cs

@@ -0,0 +1,37 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.User.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Users;
+
+namespace PyroFetes.Endpoints.Users;
+
+public class GetUserRequest
+{
+    public int Id { get; set; }
+}
+
+public class GetUserEndpoint(
+    UsersRepository usersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<GetUserRequest, GetUserDto>
+{
+    public override void Configure()
+    {
+        Get("/api/users/{@Id}", x => new {x.Id});
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(GetUserRequest req, CancellationToken ct)
+    {
+        User? user = await usersRepository.FirstOrDefaultAsync(new GetUserByIdSpec(req.Id), ct);
+
+        if (user == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        await Send.OkAsync(mapper.Map<GetUserDto>(user), ct);
+    }
+}

PyroFetes/Endpoints/Users/PatchUserPasswordEndpoint.cs

@@ -0,0 +1,36 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using PyroFetes.DTO.User.Request;
+using PyroFetes.DTO.User.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Users;
+
+namespace PyroFetes.Endpoints.Users;
+
+public class PatchUserPasswordEndpoint(
+    UsersRepository usersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<PatchUserPasswordDto, GetUserDto>
+{
+    public override void Configure()
+    {
+        Patch("/api/users/{@Id}/Password", x => new { x.Id });
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(PatchUserPasswordDto req, CancellationToken ct)
+    {
+        User? user = await usersRepository.FirstOrDefaultAsync(new GetUserByIdSpec(req.Id), ct);
+        
+        if (user == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+
+        user.Password = BCrypt.Net.BCrypt.HashPassword(req.Password + user.Salt);
+        await usersRepository.UpdateAsync(user, ct);
+        
+        await Send.OkAsync(mapper.Map<GetUserDto>(user), ct);
+    }
+}

PyroFetes/Endpoints/Users/UpdateUserEndpoint.cs

@@ -3,10 +3,15 @@ using Microsoft.EntityFrameworkCore;
 using PasswordGenerator;
 using PyroFetes.DTO.User.Request;
 using PyroFetes.DTO.User.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Users;
 
-namespace PyroFetes.Endpoints.User;
+namespace PyroFetes.Endpoints.Users;
 
-public class UpdateUserEndpoint(PyroFetesDbContext database) : Endpoint<UpdateUserDto, GetUserDto>
+public class UpdateUserEndpoint(
+    UsersRepository usersRepository,
+    AutoMapper.IMapper mapper) : Endpoint<UpdateUserDto, GetUserDto>
 {
     public override void Configure()
     {
@@ -16,8 +21,8 @@ public class UpdateUserEndpoint(PyroFetesDbContext database) : Endpoint<UpdateUs
 
     public override async Task HandleAsync(UpdateUserDto req, CancellationToken ct)
     {
-        var user = await database.Users.SingleOrDefaultAsync(x => x.Id == req.Id, ct);
-        var ckeckName = await database.Users.SingleOrDefaultAsync(x => x.Name == req.Name, ct);
+        User? user = await usersRepository.FirstOrDefaultAsync(new GetUserByIdSpec(req.Id), ct);
+        User? ckeckName = await usersRepository.FirstOrDefaultAsync(new GetUserByNameSpec(req.Name!), ct);
 
         if (user == null)
         {
@@ -38,18 +43,9 @@ public class UpdateUserEndpoint(PyroFetesDbContext database) : Endpoint<UpdateUs
         user.Salt = salt;
         user.Email = req.Email;
         user.Fonction = req.Fonction;
-        await database.SaveChangesAsync(ct);
         
-        GetUserDto responseDto = new()
-        {
-            Id = user.Id,
-            Name = user.Name,
-            Password = user.Password,
-            Salt = user.Salt,
-            Email = user.Email,
-            Fonction = user.Fonction
-        };
+        await usersRepository.UpdateAsync(user, ct);
         
-        await Send.OkAsync(responseDto, ct);
+        await Send.OkAsync(mapper.Map<GetUserDto>(user), ct);
     }
 }

PyroFetes/Endpoints/WareHouseProducts/GetTotalQuantityEndpoint.cs

@@ -1,15 +1,19 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
 using PyroFetes.DTO.WareHouseProduct.Response;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.WarehouseProducts;
 
-namespace PyroFetes.Endpoints.WareHouseProduct;
+namespace PyroFetes.Endpoints.WareHouseProducts;
 
 public class GetTotalQuantityRequest
 {
     public int ProductId { get; set; }
 }
 
-public class GetTotalQuantityEndpoint(PyroFetesDbContext database) : Endpoint<GetTotalQuantityRequest, GetTotalQuantityDto>
+public class GetTotalQuantityEndpoint(
+    WarehouseProductsRepository warehouseProductsRepository) : Endpoint<GetTotalQuantityRequest, GetTotalQuantityDto>
 {
     public override void Configure()
     {
@@ -19,8 +23,7 @@ public class GetTotalQuantityEndpoint(PyroFetesDbContext database) : Endpoint<Ge
     
     public override async Task HandleAsync(GetTotalQuantityRequest req, CancellationToken ct)
     {
-        var exists = await database.WarehouseProducts
-            .AnyAsync(wp => wp.ProductId == req.ProductId, ct);
+        bool exists = await warehouseProductsRepository.AnyAsync(new GetWarehouseProductByProductIdSpec(req.ProductId), ct);
 
         if (!exists)
         {
@@ -28,9 +31,9 @@ public class GetTotalQuantityEndpoint(PyroFetesDbContext database) : Endpoint<Ge
             return;
         }
         
-        var totalQuantity = await database.WarehouseProducts
-            .Where(wp => wp.ProductId == req.ProductId)
-            .SumAsync(wp => wp.Quantity, ct);
+        int totalQuantity =
+            await warehouseProductsRepository.SumAsync(new GetProductTotalQuantitySpec(req.ProductId),
+                wp => wp.Quantity, ct); 
 
         GetTotalQuantityDto responseDto = new()
         {

PyroFetes/Endpoints/WareHouseProducts/PatchWareHouseProductQuantityEndpoint.cs

@@ -1,11 +1,10 @@
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
-using PyroFetes.DTO.QuotationProduct.Request;
-using PyroFetes.DTO.QuotationProduct.Response;
 using PyroFetes.DTO.WareHouseProduct.Request;
 using PyroFetes.DTO.WareHouseProduct.Response;
+using PyroFetes.Models;
 
-namespace PyroFetes.Endpoints.WareHouseProduct;
+namespace PyroFetes.Endpoints.WareHouseProducts;
 
 public class PatchWareHouseProductQuantityEndpoint(PyroFetesDbContext database) : Endpoint<PatchWareHouseProductQuantityDto, GetWareHouseProductDto>
 {
@@ -17,7 +16,7 @@ public class PatchWareHouseProductQuantityEndpoint(PyroFetesDbContext database)
 
     public override async Task HandleAsync(PatchWareHouseProductQuantityDto req, CancellationToken ct)
     {
-        var wareHouseProduct = await database.WarehouseProducts.SingleOrDefaultAsync(wp => wp.ProductId == req.ProductId && wp.WarehouseId == req.WareHouseId, ct);
+        WarehouseProduct? wareHouseProduct = await database.WarehouseProducts.SingleOrDefaultAsync(wp => wp.ProductId == req.ProductId && wp.WarehouseId == req.WareHouseId, ct);
         if (wareHouseProduct == null)
         {
             await Send.NotFoundAsync(ct);

PyroFetes/Migrations/20251113162655_FixedNullableValue.cs

@@ -0,0 +1,37 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PyroFetes.Migrations
+{
+    /// <inheritdoc />
+    public partial class FixedNullableValue : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<DateOnly>(
+                name: "RealDeliveryDate",
+                table: "DeliveryNotes",
+                type: "date",
+                nullable: true,
+                oldClrType: typeof(DateOnly),
+                oldType: "date");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<DateOnly>(
+                name: "RealDeliveryDate",
+                table: "DeliveryNotes",
+                type: "date",
+                nullable: false,
+                defaultValue: new DateOnly(1, 1, 1),
+                oldClrType: typeof(DateOnly),
+                oldType: "date",
+                oldNullable: true);
+        }
+    }
+}

PyroFetes/Migrations/PyroFetesDbContextModelSnapshot.cs

@@ -326,7 +326,7 @@ namespace PyroFetes.Migrations
                     b.Property<DateOnly>("ExpeditionDate")
                         .HasColumnType("date");
 
-                    b.Property<DateOnly>("RealDeliveryDate")
+                    b.Property<DateOnly?>("RealDeliveryDate")
                         .HasColumnType("date");
 
                     b.Property<string>("TrackingNumber")

PyroFetes/Models/DeliveryNote.cs

@@ -9,7 +9,7 @@ public class DeliveryNote
     public int DelivererId { get; set; }
     [Required] public DateOnly EstimateDeliveryDate { get; set; }
     [Required] public DateOnly ExpeditionDate { get; set; }
-    [Required] public DateOnly RealDeliveryDate { get; set; }
+    public DateOnly? RealDeliveryDate { get; set; }
     
     public Deliverer? Deliverer { get; set; }
     public List<ProductDelivery>? ProductDeliveries { get; set; }

PyroFetes/Models/Supplier.cs

@@ -9,7 +9,7 @@ public class Supplier
     [Required, MaxLength(100)] public string? Email { get; set; }
     [Required, MaxLength(30)] public string? Phone { get; set; }
     [Required, MaxLength(100)] public string? Address { get; set; }
-    [Required] public int ZipCode { get; set; }
+    [Required,MaxLength(5),MinLength(5)] public string? ZipCode { get; set; }
     [Required, MaxLength(100)] public string? City { get; set; }
     [Required] public int DeliveryDelay { get; set; }
     

PyroFetes/Program.cs

@@ -5,7 +5,7 @@ using FastEndpoints;
 using FastEndpoints.Swagger;
 using FastEndpoints.Security;
 using PyroFetes.MappingProfiles;
-using IMapper = FastEndpoints.IMapper;
+using PyroFetes.Repositories;
 
 WebApplicationBuilder builder = WebApplication.CreateBuilder(args);
 
@@ -14,11 +14,37 @@ builder.Services
     .AddAuthenticationJwtBearer(s => s.SigningKey = "ThisIsASuperSecretJwtKeyThatIsAtLeast32CharsLong")
     .AddAuthorization()
     .AddFastEndpoints()
-    .SwaggerDocument();
+    .SwaggerDocument(options =>
+    {
+        options.ShortSchemaNames = true;
+    })
+    .AddCors(options =>
+    {
+        options.AddDefaultPolicy(policyBuilder =>
+        {
+            policyBuilder
+                .WithOrigins("http://localhost:4200")
+                .WithMethods("GET", "POST", "PUT", "DELETE", "PATCH")
+                .AllowAnyHeader();
+        });
+    });
 
 // On ajoute ici la configuration de la base de données
 builder.Services.AddDbContext<PyroFetesDbContext>();
 
+builder.Services.AddScoped<DeliverersRepository>();
+builder.Services.AddScoped<DeliveryNotesRepository>();
+builder.Services.AddScoped<PricesRepository>();
+builder.Services.AddScoped<ProductDeliveriesRepository>();
+builder.Services.AddScoped<ProductsRepository>();
+builder.Services.AddScoped<PurchaseOrdersRepository>();
+builder.Services.AddScoped<PurchaseProductsRepository>();
+builder.Services.AddScoped<QuotationProductsRepository>();
+builder.Services.AddScoped<QuotationsRepository>();
+builder.Services.AddScoped<SuppliersRepository>();
+builder.Services.AddScoped<SettingsRepository>();
+builder.Services.AddScoped<UsersRepository>();
+builder.Services.AddScoped<WarehouseProductsRepository>();
 
 MapperConfiguration mappingConfig = new(mc =>
 {
@@ -35,9 +61,15 @@ builder.Services.AddSingleton(mapper);
 WebApplication app = builder.Build();
 app.UseAuthentication()
     .UseAuthorization()
-    .UseFastEndpoints()
+    .UseFastEndpoints(options =>
+    {
+        options.Endpoints.ShortNames = true;
+        options.Endpoints.RoutePrefix = "API";
+    })
     .UseSwaggerGen();
 
 app.UseHttpsRedirection();
 
+app.UseCors();
+
 app.Run();

PyroFetes/Repositories/DeliverersRepository.cs

@@ -2,4 +2,4 @@ using PyroFetes.Models;
 
 namespace PyroFetes.Repositories;
 
-public class DeliverersRepository(PyroFetesDbContext lmdContext, AutoMapper.IMapper mapper) : PyrofetesRepository<Deliverer>(lmdContext, mapper);
+public class DeliverersRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<Deliverer>(pyrofetesContext, mapper);

PyroFetes/Repositories/DeliveryNotesRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class DeliveryNotesRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<DeliveryNote>(pyrofetesContext, mapper);

PyroFetes/Repositories/PricesRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class PricesRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<Price>(pyrofetesContext, mapper);

PyroFetes/Repositories/ProductDeliveriesRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class ProductDeliveriesRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<ProductDelivery>(pyrofetesContext, mapper);

PyroFetes/Repositories/ProductsRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class ProductsRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<Product>(pyrofetesContext, mapper);

PyroFetes/Repositories/PurchaseOrdersRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class PurchaseOrdersRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<PurchaseOrder>(pyrofetesContext, mapper);

PyroFetes/Repositories/PurchaseProductsRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class PurchaseProductsRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<PurchaseProduct>(pyrofetesContext, mapper);

PyroFetes/Repositories/PyrofetesRepository.cs

@@ -59,9 +59,9 @@ public class PyrofetesRepository<T>(DbContext databaseContext, AutoMapper.IMappe
     /// <param name="selector"></param>
     /// <param name="cancellationToken"></param>
     /// <returns></returns>
-    public async Task<decimal> SumAsync(
+    public async Task<int> SumAsync(
         ISpecification<T> specification,
-        Expression<Func<T, decimal>> selector,
+        Expression<Func<T, int>> selector,
         CancellationToken cancellationToken = default)
     {
         return await ApplySpecification(specification).SumAsync(selector, cancellationToken);

PyroFetes/Repositories/QuotationProductsRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class QuotationProductsRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<QuotationProduct>(pyrofetesContext, mapper);

PyroFetes/Repositories/QuotationsRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class QuotationsRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<Quotation>(pyrofetesContext, mapper);

PyroFetes/Repositories/SettingsRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class SettingsRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<Setting>(pyrofetesContext, mapper);

PyroFetes/Repositories/SuppliersRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class SuppliersRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<Supplier>(pyrofetesContext, mapper);

PyroFetes/Repositories/UsersRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class UsersRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<User>(pyrofetesContext, mapper);

PyroFetes/Repositories/WarehouseProductsRepository.cs

@@ -0,0 +1,5 @@
+using PyroFetes.Models;
+
+namespace PyroFetes.Repositories;
+
+public class WarehouseProductsRepository(PyroFetesDbContext pyrofetesContext, AutoMapper.IMapper mapper) : PyrofetesRepository<WarehouseProduct>(pyrofetesContext, mapper);

PyroFetes/Specifications/DeliveryNotes/GetDeliveryNoteByIdSpec.cs

@@ -0,0 +1,13 @@
+using Ardalis.Specification;
+using PyroFetes.Models;
+
+namespace PyroFetes.Specifications.DeliveryNotes;
+
+public sealed class GetDeliveryNoteByIdSpec : Specification<DeliveryNote>
+{
+    public GetDeliveryNoteByIdSpec(int deliveryNoteId)
+    {
+        Query
+            .Where(x => x.Id == deliveryNoteId);
+    }
+}

PyroFetes/Specifications/Prices/GetPriceByProductIdAndSupplierIdSpec.cs

@@ -0,0 +1,13 @@
+using Ardalis.Specification;
+using PyroFetes.Models;
+
+namespace PyroFetes.Specifications.Prices;
+
+public sealed class GetPriceByProductIdAndSupplierIdSpec : Specification<Price>
+{
+    public GetPriceByProductIdAndSupplierIdSpec(int? productId, int? supplierId)
+    {
+        Query
+            .Where(p => p.ProductId == productId && p.SupplierId == supplierId);
+    }
+}

PyroFetes/Specifications/Products/GetProductByIdSpec.cs

@@ -0,0 +1,13 @@
+using Ardalis.Specification;
+using PyroFetes.Models;
+
+namespace PyroFetes.Specifications.Products;
+
+public sealed class GetProductByIdSpec : Specification<Product>
+{
+    public GetProductByIdSpec(int? productId)
+    {
+        Query
+            .Where(p => p.Id == productId);
+    }
+}

PyroFetes/Specifications/PurchaseOrders/GetPurchaseOrderByIdSpec.cs

@@ -0,0 +1,14 @@
+using Ardalis.Specification;
+using PyroFetes.Models;
+
+namespace PyroFetes.Specifications.PurchaseOrders;
+
+public sealed class GetPurchaseOrderByIdSpec : Specification<PurchaseOrder>
+{
+    public GetPurchaseOrderByIdSpec(int purchaseOrderId)
+    {
+        Query
+            .Include(po => po.PurchaseProducts)
+            .Where(po => po.Id == purchaseOrderId);
+    }
+}