fix error

PyroFetes/DTO/DeliveryNote/Request/GetDeliveryNotePdfDto.cs

@@ -0,0 +1,6 @@
+namespace PyroFetes.DTO.DeliveryNote.Request;
+
+public class GetDeliveryNotePdfDto
+{
+    public int Id { get; set; }
+}

PyroFetes/DTO/Price/Response/GetPriceDto.cs

@@ -10,7 +10,7 @@ public class GetPriceDto
     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; }
     
@@ -18,8 +18,8 @@ public class GetPriceDto
     public string? ProductReferences { get; set; }
     public string? ProductName { get; set; }
     public decimal ProductDuration {get; set;} 
-    public decimal ProductCaliber { get; set; }
-    public int ProductApprovalNumber { get; set; }
+    public int ProductCaliber { get; set; }
+    public string? ProductApprovalNumber { get; set; }
     public decimal ProductWeight { get; set; }
     public decimal ProductNec { get; set; }
     public string? ProductImage { get; set; }

PyroFetes/DTO/PurchaseOrder/Request/GetPurchaseOrderPdfDto.cs

@@ -0,0 +1,6 @@
+namespace PyroFetes.DTO.PurchaseOrder.Request;
+
+public class GetPurchaseOrderPdfDto
+{
+    public int Id { get; set; }
+}

PyroFetes/DTO/Quotation/Request/GetQuotationPdfDto.cs

@@ -0,0 +1,6 @@
+namespace PyroFetes.DTO.Quotation.Request;
+
+public class GetQuotationPdfDto
+{
+    public int Id  { get; set; }
+}

PyroFetes/DTO/Supplier/Response/GetSupplierDto.cs

@@ -1,3 +1,6 @@
+using PyroFetes.DTO.Price.Response;
+using PyroFetes.DTO.Product.Response;
+
 namespace PyroFetes.DTO.Supplier.Response;
 
 public class GetSupplierDto
@@ -10,4 +13,6 @@ public class GetSupplierDto
     public string? ZipCode { get; set; }
     public string? City { get; set; }
     public int DeliveryDelay { get; set; }
+    public List<GetProductDto>? Products { get; set; }
+    public List<GetPriceDto>? Prices { get; set; }
 }

PyroFetes/Endpoints/DeliveryNotes/DeleteDeliveryNoteEndpoint.cs

@@ -0,0 +1,38 @@
+using FastEndpoints;
+using PyroFetes.Endpoints.Quotations;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.DeliveryNotes;
+using PyroFetes.Specifications.Quotations;
+
+namespace PyroFetes.Endpoints.DeliveryNotes;
+
+public class DeleteDeliveryNoteRequest
+{
+    public int Id { get; set; }
+}
+
+public class DeleteDeliveryNoteEndpoint(
+    DeliveryNotesRepository deliveryNotesRepository) : Endpoint<DeleteDeliveryNoteRequest>
+{
+    public override void Configure()
+    {
+        Delete("/deliveryNotes/{@Id}", x => new {x.Id});
+        AllowAnonymous();
+    }
+
+    public override async Task HandleAsync(DeleteDeliveryNoteRequest req, CancellationToken ct)
+    {
+        DeliveryNote? deliveryNote = await deliveryNotesRepository.FirstOrDefaultAsync(new GetDeliveryNoteByIdSpec(req.Id), ct);
+
+        if (deliveryNote == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        await deliveryNotesRepository.DeleteAsync(deliveryNote, ct);
+        
+        await Send.NoContentAsync(ct);
+    }
+}

PyroFetes/Endpoints/DeliveryNotes/GetDeliveryNotePdfEndpoint.cs

@@ -0,0 +1,43 @@
+using System.Net.Mime;
+using FastEndpoints;
+using PyroFetes.DTO.DeliveryNote.Request;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Services.Pdf;
+using PyroFetes.Specifications.DeliveryNotes;
+using PyroFetes.Specifications.Quotations;
+
+namespace PyroFetes.Endpoints.DeliveryNotes;
+
+public class GetDeliveryNotePdfEndpoint(
+    DeliveryNotesRepository deliveryNotesRepository,
+    IDeliveryNotePdfService deliveryNotePdfService)
+    : Endpoint<GetDeliveryNotePdfDto, byte[]>
+{
+    public override void Configure()
+    {
+        Get("/deliveryNotes/{@Id}/pdf", x => new {x.Id});
+        AllowAnonymous();
+        Description(b => b.Produces<byte[]>(200, MediaTypeNames.Application.Pdf));
+    }
+    
+    public override async Task HandleAsync(GetDeliveryNotePdfDto req, CancellationToken ct)
+    {
+        DeliveryNote? deliveryNote = await deliveryNotesRepository
+            .FirstOrDefaultAsync(new GetDeliveryNoteByIdWithProductsSpec(req.Id), ct);
+
+        if (deliveryNote == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        var bytes = deliveryNotePdfService.Generate(deliveryNote, deliveryNote.ProductDeliveries!);
+
+        await Send.BytesAsync(
+            bytes: bytes,
+            contentType: "application/pdf",
+            fileName: $"bon-de-livraison-{deliveryNote.Id}.pdf",
+            cancellation: ct);
+    }
+}

PyroFetes/Endpoints/DeliveryNotes/PatchRealDeliveryDateEndpoint.cs

@@ -30,6 +30,12 @@ public class PatchRealDeliveryDateEndpoint(
             return;
         }
         
+        if (deliveryNoteToPath.RealDeliveryDate != null)
+        {
+            await Send.StringAsync("Impossible de modifier la date.", 400);
+            return;
+        }
+        
         deliveryNoteToPath.RealDeliveryDate = req.RealDeliveryDate;
         
         await deliveryNotesRepository.UpdateAsync(deliveryNoteToPath, ct);

PyroFetes/Endpoints/Products/DeleteProductEndpoint.cs

@@ -0,0 +1,38 @@
+using FastEndpoints;
+using PyroFetes.Endpoints.Deliverers;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Specifications.Deliverers;
+using PyroFetes.Specifications.Products;
+
+namespace PyroFetes.Endpoints.Products;
+
+public class DeleteProductsRequest
+{
+    public int ProductId { get; set; }
+}
+public class DeleteProductEndpoint(ProductsRepository productsRepository) : Endpoint<DeleteProductsRequest>
+{
+    public override void Configure()
+    {
+        Delete("/products/{@id}", x=>new {x.ProductId});
+        AllowAnonymous();
+
+    }
+
+    public override async Task HandleAsync(DeleteProductsRequest req, CancellationToken ct)
+    {
+        Product? product = await productsRepository.FirstOrDefaultAsync(new GetProductByIdSpec(req.ProductId), ct);
+
+        if (product == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        await productsRepository.DeleteAsync(product, ct);
+
+        await Send.OkAsync(ct);
+    }
+
+}

PyroFetes/Endpoints/PurchaseOrders/GetPurchaseOrderPdfEndpoint.cs

@@ -0,0 +1,41 @@
+using System.Net.Mime;
+using FastEndpoints;
+using PyroFetes.DTO.PurchaseOrder.Request;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Services.Pdf;
+using PyroFetes.Specifications.PurchaseOrders;
+namespace PyroFetes.Endpoints.PurchaseOrders;
+
+public class GetPurchaseOrderPdfEndpoint(
+    PurchaseOrdersRepository purchaseOrdersRepository,
+    IPurchaseOrderPdfService purchaseOrderPdfService) 
+    : Endpoint<GetPurchaseOrderPdfDto, byte[]>
+{
+    public override void Configure()
+    {
+        Get("/purchaseOrders/{@Id}/pdf", x => new {x.Id});
+        AllowAnonymous();
+        Description(b => b.Produces<byte[]>(200, MediaTypeNames.Application.Pdf));
+    }
+    
+    public override async Task HandleAsync(GetPurchaseOrderPdfDto req, CancellationToken ct)
+    {
+        PurchaseOrder? purchaseOrder = await purchaseOrdersRepository
+            .FirstOrDefaultAsync(new GetPurchaseOrderByIdWithProductsSpec(req.Id), ct);
+
+        if (purchaseOrder == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        var bytes = purchaseOrderPdfService.Generate(purchaseOrder, purchaseOrder.PurchaseProducts!);
+
+        await Send.BytesAsync(
+            bytes: bytes,
+            contentType: "application/pdf",
+            fileName: $"bon-de-commande-{purchaseOrder.Id}.pdf",
+            cancellation: ct);
+    }
+}

PyroFetes/Endpoints/Quotations/GetQuotationPdfEndpoint.cs

@@ -0,0 +1,42 @@
+using System.Net.Mime;
+using FastEndpoints;
+using PyroFetes.DTO.Quotation.Request;
+using PyroFetes.Models;
+using PyroFetes.Repositories;
+using PyroFetes.Services.Pdf;
+using PyroFetes.Specifications.Quotations;
+
+namespace PyroFetes.Endpoints.Quotations;
+
+public class GetQuotationPdfEndpoint(
+    QuotationsRepository quotationRepository,
+    IQuotationPdfService quotationPdfService) 
+    : Endpoint<GetQuotationPdfDto, byte[]>
+{
+    public override void Configure()
+    {
+        Get("/quotations/{@Id}/pdf", x => new {x.Id});
+        AllowAnonymous();
+        Description(b => b.Produces<byte[]>(200, MediaTypeNames.Application.Pdf));
+    }
+    
+    public override async Task HandleAsync(GetQuotationPdfDto req, CancellationToken ct)
+    {
+        Quotation? quotation = await quotationRepository
+            .FirstOrDefaultAsync(new GetQuotationByIdWithProductsSpec(req.Id), ct);
+
+        if (quotation == null)
+        {
+            await Send.NotFoundAsync(ct);
+            return;
+        }
+        
+        var bytes = quotationPdfService.Generate(quotation, quotation.QuotationProducts!);
+
+        await Send.BytesAsync(
+            bytes: bytes,
+            contentType: "application/pdf",
+            fileName: $"devis-{quotation.Id}.pdf",
+            cancellation: ct);
+    }
+}

PyroFetes/Endpoints/Users/CreateUserEndpoint.cs

@@ -4,6 +4,7 @@ using PyroFetes.DTO.User.Request;
 using PyroFetes.DTO.User.Response;
 using PyroFetes.Models;
 using PyroFetes.Repositories;
+using PyroFetes.Specifications.Users;
 
 namespace PyroFetes.Endpoints.Users;
 
@@ -19,6 +20,14 @@ public class CreateUserEndpoint(
 
     public override async Task HandleAsync(CreateUserDto req, CancellationToken ct)
     {
+        User? ckeckName = await usersRepository.FirstOrDefaultAsync(new GetUserByNameSpec(req.Name!), ct);
+        
+        if (ckeckName != null)
+        {
+            await Send.StringAsync("Ce nom d'utilisateur existe déjà.",409, cancellation: ct);
+            return;
+        }
+        
         string? salt = new Password().IncludeLowercase().IncludeUppercase().IncludeNumeric().LengthRequired(24).Next();
         
         User user = new User()

PyroFetes/Endpoints/Users/UpdateUserEndpoint.cs

@@ -30,7 +30,7 @@ public class UpdateUserEndpoint(
             return;
         }
         
-        if (ckeckName != null)
+        if (ckeckName != null && ckeckName.Id != user.Id)
         {
             await Send.StringAsync("Ce nom d'utilisateur existe déjà.",409, cancellation: ct);
             return;

PyroFetes/Endpoints/WareHouseProducts/GetTotalQuantityEndpoint.cs

@@ -31,9 +31,10 @@ public class GetTotalQuantityEndpoint(
             return;
         }
         
-        int totalQuantity =
-            await warehouseProductsRepository.SumAsync(new GetProductTotalQuantitySpec(req.ProductId),
-                wp => wp.Quantity, ct); 
+        int? totalQuantityNullable = await warehouseProductsRepository.
+            SumAsync(new GetProductTotalQuantitySpec(req.ProductId), wp => wp.Quantity, ct);
+        
+        int totalQuantity =  totalQuantityNullable ?? 0;
 
         GetTotalQuantityDto responseDto = new()
         {

PyroFetes/MappingProfiles/EntityToDtoMappings.cs

@@ -9,6 +9,7 @@ using PyroFetes.DTO.PurchaseProduct.Response;
 using PyroFetes.DTO.Quotation.Response;
 using PyroFetes.DTO.QuotationProduct.Response;
 using PyroFetes.DTO.SettingDTO.Response;
+using PyroFetes.DTO.Supplier.Response;
 using PyroFetes.DTO.User.Response;
 using PyroFetes.DTO.WareHouseProduct.Response;
 using PyroFetes.Models;
@@ -21,6 +22,8 @@ public class EntityToDtoMappings : Profile
     {
         CreateMap<Deliverer, GetDelivererDto>();
         
+        CreateMap<Supplier, GetSupplierDto>();
+        
         CreateMap<DeliveryNote, GetDeliveryNoteDto>();
         
         CreateMap<Price, GetPriceDto>();

PyroFetes/Program.cs

@@ -4,11 +4,17 @@ using PyroFetes;
 using FastEndpoints;
 using FastEndpoints.Swagger;
 using FastEndpoints.Security;
+using Microsoft.Net.Http.Headers;
 using PyroFetes.MappingProfiles;
 using PyroFetes.Repositories;
+using PyroFetes.Services.Pdf;
+using QuestPDF.Infrastructure;
 
 WebApplicationBuilder builder = WebApplication.CreateBuilder(args);
 
+// Configurer la licence QuestPDF
+QuestPDF.Settings.License = LicenseType.Community;
+
 // On ajoute ici FastEndpoints, un framework REPR et Swagger aux services disponibles dans le projet
 builder.Services
     .AddAuthenticationJwtBearer(s => s.SigningKey = "ThisIsASuperSecretJwtKeyThatIsAtLeast32CharsLong")
@@ -25,7 +31,8 @@ builder.Services
             policyBuilder
                 .WithOrigins("http://localhost:4200")
                 .WithMethods("GET", "POST", "PUT", "DELETE", "PATCH")
-                .AllowAnyHeader();
+                .AllowAnyHeader()
+                .WithExposedHeaders(HeaderNames.ContentDisposition);
         });
     });
 
@@ -46,6 +53,11 @@ builder.Services.AddScoped<SettingsRepository>();
 builder.Services.AddScoped<UsersRepository>();
 builder.Services.AddScoped<WarehouseProductsRepository>();
 
+// Ajout des services
+builder.Services.AddScoped<IDeliveryNotePdfService, DeliveryNotePdfService>();
+builder.Services.AddScoped<IPurchaseOrderPdfService, PurchaseOrderPdfService>();
+builder.Services.AddScoped<IQuotationPdfService, QuotationPdfService>();
+
 MapperConfiguration mappingConfig = new(mc =>
 {
     mc.AddCollectionMappers();

PyroFetes/PyroFetes.csproj

@@ -23,7 +23,21 @@
         <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.20" />
         <PackageReference Include="PasswordGenerator" Version="2.1.0" />
         <PackageReference Include="Plainquire.Page" Version="6.5.0" />
+        <PackageReference Include="QuestPDF" Version="2025.7.4" />
         <PackageReference Include="Swashbuckle.AspNetCore" Version="6.6.2"/>
     </ItemGroup>
 
+    <ItemGroup>
+      <_ContentIncludedByDefault Remove="wwwroot\Images\logo.jpg" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <Content Update="wwwroot\Images\logo.jpg">
+        <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      </Content>
+      <Content Update="wwwroot\Images\signature.png">
+        <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      </Content>
+    </ItemGroup>
+
 </Project>

PyroFetes/Services/Pdf/DeliveryNotePdfService.cs

@@ -0,0 +1,133 @@
+using PyroFetes.Models;
+using QuestPDF.Fluent;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+
+namespace PyroFetes.Services.Pdf;
+
+public interface IDeliveryNotePdfService
+{
+    byte[] Generate(DeliveryNote deliveryNote, List<ProductDelivery> lignes);
+}
+
+public class DeliveryNotePdfService : IDeliveryNotePdfService
+{
+    public byte[] Generate(DeliveryNote deliveryNote, List<ProductDelivery> lignes)
+    {
+        var logoPath = Path.Combine(AppContext.BaseDirectory, "wwwroot", "Images", "logo.jpg");
+        var signaturePath = Path.Combine(AppContext.BaseDirectory, "wwwroot", "Images", "signature.png");
+        int total = 0;
+        int totalQuantity = 0;
+        var document = Document.Create(container =>
+        {
+            container.Page(page =>
+            {
+                page.Size(PageSizes.A4);
+                page.Margin(30);
+                page.DefaultTextStyle(x => x.FontSize(11));
+
+                page.Header().Row(row =>
+                {
+                    // Client à gauche
+                    row.RelativeItem().Column(col =>
+                    {
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("Transporteur").SemiBold().FontSize(12);
+                        col.Item().Text($"{deliveryNote.Deliverer?.Transporter}");
+                        col.Item().Height(5);
+                        col.Item().AlignLeft().Text($"Expédiée le {deliveryNote.ExpeditionDate}");
+                        col.Item().Height(5);
+                        col.Item().AlignLeft().Text($"Estimée au {deliveryNote.EstimateDeliveryDate}");
+                        col.Item().Height(5);
+                        col.Item().AlignLeft().Text($"Reçu le {deliveryNote.RealDeliveryDate}");
+                    });
+
+                    // Logo + société à droite
+                    row.ConstantItem(200).Column(col =>
+                    {
+                        col.Item().AlignRight().Height(70).Image(logoPath, ImageScaling.FitArea);
+                        col.Item().Height(20);
+                        col.Item().AlignRight().Text("Pyro-Fêtes").SemiBold();
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("24, rue La Fosse Mardeau\n41700 Le Controis-en-Sologne");
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("Téléphone: 02 54 78 77 66");
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("SIRET: 82031463100012");
+                        col.Item().Height(40);
+                    });
+                });
+
+                page.Content().Column(col =>
+                {
+                    // Titre + date
+                    col.Item().Row(row =>
+                    {
+                        row.RelativeItem().Text($"Bon de livraison n° {deliveryNote.TrackingNumber}")
+                            .FontSize(16).SemiBold();
+                    });
+                    col.Item().Height(20);
+
+                    col.Item().LineHorizontal(1);
+
+                    // Tableau des lignes
+                    col.Item().Table(table =>
+                    {
+                        table.ColumnsDefinition(columns =>
+                        {
+                            columns.RelativeColumn(4);  // Produit
+                            columns.RelativeColumn(2);  // Qté
+                            columns.RelativeColumn(2);  // PU
+                            columns.RelativeColumn(2);  // Total
+                        });
+
+                        // En-têtes
+                        table.Header(header =>
+                        {
+                            header.Cell().Element(CellHeader).Text("Produit");
+                            header.Cell().Element(CellHeader).AlignRight().Text("Qté");
+                            header.Cell().Element(CellHeader).AlignRight().Text("PU");
+                            header.Cell().Element(CellHeader).AlignRight().Text("Total");
+                        });
+                        
+                        foreach (var l in lignes)
+                        {
+                            table.Cell().Element(CellBody).Text(l.Product?.Name);
+                            table.Cell().Element(CellBody).AlignRight().Text(l.Quantity.ToString());
+                            table.Cell().Element(CellBody).AlignRight().Text($"{l.Quantity:n2} €");
+                            table.Cell().Element(CellBody).AlignRight().Text($"{l.Quantity * l.Quantity:n2} €");
+                            
+                            totalQuantity += l.Quantity;
+                            total  += l.Quantity * l.Quantity;
+                        }
+
+                        IContainer CellHeader(IContainer c) =>
+                            c.BorderBottom(1).PaddingVertical(5).DefaultTextStyle(x => x.SemiBold());
+
+                        IContainer CellBody(IContainer c) =>
+                            c.PaddingVertical(2);
+                    });
+
+                    col.Item().LineHorizontal(1);
+                    col.Item().Height(30);
+
+                    col.Item().AlignRight().Text($"Total: {totalQuantity:n2} produits");
+                    col.Item().AlignRight().Text($"Total HT: {total:n2} €");
+                    col.Item().AlignRight().Text("Taxe : 20 %");
+                    col.Item().AlignRight().Text($"Total TTC: {(total * 1.2):n2} €");
+                });
+
+                // Signature en bas à droite
+                page.Footer().AlignRight().Column(col =>
+                {
+                    col.Item().AlignRight().Height(100).Image(signaturePath, ImageScaling.FitArea);
+                });
+            });
+        });
+
+        return document.GeneratePdf();
+    }
+}

PyroFetes/Services/Pdf/PurchaseOrderPdfService.cs

@@ -0,0 +1,146 @@
+using PyroFetes.Models;
+using QuestPDF.Fluent;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+
+namespace PyroFetes.Services.Pdf;
+
+public interface IPurchaseOrderPdfService
+{
+    byte[] Generate(PurchaseOrder purchaseOrder, List<PurchaseProduct> lignes);
+}
+
+public class PurchaseOrderPdfService : IPurchaseOrderPdfService
+{
+    public byte[] Generate(PurchaseOrder purchaseOrder, List<PurchaseProduct> lignes)
+    {
+        var logoPath = Path.Combine(AppContext.BaseDirectory, "wwwroot", "Images", "logo.jpg");
+        var signaturePath = Path.Combine(AppContext.BaseDirectory, "wwwroot", "Images", "signature.png");
+        int totalQuantity = 0;
+        int total = 0;
+        var document = Document.Create(container =>
+        {
+            container.Page(page =>
+            {
+                page.Size(PageSizes.A4);
+                page.Margin(30);
+                page.DefaultTextStyle(x => x.FontSize(11));
+
+                page.Header().Row(row =>
+                {
+                    // Client à gauche
+                    row.RelativeItem().Column(col =>
+                    {
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("Fournisseur").SemiBold().FontSize(12);
+                        col.Item().Text("Mettre fournisseur ici");
+                    });
+
+                    // Logo + société à droite
+                    row.ConstantItem(200).Column(col =>
+                    {
+                        col.Item().AlignRight().Height(70).Image(logoPath, ImageScaling.FitArea);
+                        col.Item().Height(20);
+                        col.Item().AlignRight().Text("Pyro-Fêtes").SemiBold();
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("24, rue La Fosse Mardeau\n41700 Le Controis-en-Sologne");
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("Téléphone: 02 54 78 77 66");
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("SIRET: 82031463100012");
+                        col.Item().Height(40);
+                    });
+                });
+
+                page.Content().Column(col =>
+                {
+                    // Titre + date
+                    col.Item().Row(row =>
+                    {
+                        row.RelativeItem().Text($"Bon de commande n° {purchaseOrder.Id}")
+                            .FontSize(16).SemiBold();
+
+                        row.ConstantItem(200).AlignRight().Text(
+                            $"Le {DateTime.Now:dd/MM/yyyy}");
+                    });
+                    col.Item().Height(20);
+
+                    col.Item().LineHorizontal(1);
+
+                    // Tableau des lignes
+                    col.Item().Table(table =>
+                    {
+                        table.ColumnsDefinition(columns =>
+                        {
+                            columns.RelativeColumn(4);  // Produit
+                            columns.RelativeColumn(1);  // Qté
+                            columns.RelativeColumn(2);  // PU
+                            columns.RelativeColumn(2);  // Total
+                        });
+
+                        // En-têtes
+                        table.Header(header =>
+                        {
+                            header.Cell().Element(CellHeader).Text("Produit");
+                            header.Cell().Element(CellHeader).AlignRight().Text("Qté");
+                            header.Cell().Element(CellHeader).AlignRight().Text("PU");
+                            header.Cell().Element(CellHeader).AlignRight().Text("Total");
+                        });
+                        
+                        foreach (var l in lignes)
+                        {
+                            table.Cell().Element(CellBody).Text(l.Product?.Name);
+                            table.Cell().Element(CellBody).AlignRight().Text(l.Quantity.ToString());
+                            table.Cell().Element(CellBody).AlignRight().Text($"{l.Quantity:n2} €");
+                            table.Cell().Element(CellBody).AlignRight().Text($"{l.Quantity * l.Quantity:n2} €");
+                            
+                            totalQuantity += l.Quantity;
+                            total +=  l.Quantity * l.Quantity;
+                        }
+
+                        IContainer CellHeader(IContainer c) =>
+                            c.BorderBottom(1).PaddingVertical(5).DefaultTextStyle(x => x.SemiBold());
+
+                        IContainer CellBody(IContainer c) =>
+                            c.PaddingVertical(2);
+                    });
+
+                    col.Item().LineHorizontal(1);
+                    col.Item().Height(30);
+
+                    col.Item().Row(row =>
+                    {
+                        // Colonne gauche : conditions de vente
+                        row.RelativeItem().Column(left =>
+                        {
+                            left.Item().Text("Conditions de vente")
+                                .SemiBold().FontSize(12);
+                            left.Item().Text(purchaseOrder.PurchaseConditions)
+                                .FontSize(9);
+                        });
+
+                        // Colonne droite : totaux
+                        row.ConstantItem(180).Column(right =>
+                        {
+                            right.Item().AlignRight().Text($"Total: {totalQuantity:n2} produits");
+                            right.Item().AlignRight().Text($"Total HT: {total:n2} €");
+                            right.Item().AlignRight().Text("Taxe: 20 %");
+                            right.Item().AlignRight().Text($"Total TTC: {(total * 1.2):n2} €");
+                        });
+                    });
+                });
+
+                // Signature en bas à droite
+                page.Footer().AlignRight().Column(col =>
+                {
+                    col.Item().AlignRight().Height(100).Image(signaturePath, ImageScaling.FitArea);
+                });
+            });
+        });
+
+        return document.GeneratePdf();
+    }
+}

PyroFetes/Services/Pdf/QuotationPdfService.cs

@@ -0,0 +1,147 @@
+using PyroFetes.Models;
+using QuestPDF.Companion;
+using QuestPDF.Fluent;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+
+namespace PyroFetes.Services.Pdf;
+
+public interface IQuotationPdfService
+{
+    byte[] Generate(Quotation quotation, List<QuotationProduct> lignes);
+}
+
+public class QuotationPdfService : IQuotationPdfService
+{
+    public byte[] Generate(Quotation quotation, List<QuotationProduct> lignes)
+    {
+        var logoPath = Path.Combine(AppContext.BaseDirectory, "wwwroot", "Images", "logo.jpg");
+        var signaturePath = Path.Combine(AppContext.BaseDirectory, "wwwroot", "Images", "signature.png");
+        int total = 0;
+        var document = Document.Create(container =>
+        {
+            container.Page(page =>
+            {
+                page.Size(PageSizes.A4);
+                page.Margin(30);
+                page.DefaultTextStyle(x => x.FontSize(11));
+
+                page.Header().Row(row =>
+                {
+                    // Client à gauche
+                    row.RelativeItem().Column(col =>
+                    {
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("");
+                        col.Item().Text("Client").SemiBold().FontSize(12);
+                        col.Item().Text($"{quotation.Customer}");
+                    });
+
+                    // Logo + société à droite
+                    row.ConstantItem(200).Column(col =>
+                    {
+                        col.Item().AlignRight().Height(70).Image(logoPath, ImageScaling.FitArea);
+                        col.Item().Height(20);
+                        col.Item().AlignRight().Text("Pyro-Fêtes").SemiBold();
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("24, rue La Fosse Mardeau\n41700 Le Controis-en-Sologne");
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("Téléphone: 02 54 78 77 66");
+                        col.Item().Height(5);
+                        col.Item().AlignRight().Text("SIRET: 82031463100012");
+                        col.Item().Height(40);
+                    });
+                });
+
+                page.Content().Column(col =>
+                {
+                    // Titre + date
+                    col.Item().Row(row =>
+                    {
+                        row.RelativeItem().Text($"Devis n° {quotation.Id}")
+                            .FontSize(16).SemiBold();
+
+                        row.ConstantItem(200).AlignRight().Text(
+                            $"Le {DateTime.Now:dd/MM/yyyy}");
+                    });
+                    col.Item().Height(20);
+
+                    col.Item().LineHorizontal(1);
+
+                    // Tableau des lignes
+                    col.Item().Table(table =>
+                    {
+                        table.ColumnsDefinition(columns =>
+                        {
+                            columns.RelativeColumn(10);  // Produit
+                            columns.RelativeColumn(2);  // Qté
+                            columns.RelativeColumn(3);  // PU
+                            columns.RelativeColumn(3);  // Total
+                        });
+
+                        // En-têtes
+                        table.Header(header =>
+                        {
+                            header.Cell().Element(CellHeader).Text("Produit");
+                            header.Cell().Element(CellHeader).AlignRight().Text("Qté");
+                            header.Cell().Element(CellHeader).AlignRight().Text("PU");
+                            header.Cell().Element(CellHeader).AlignRight().Text("Total");
+                        });
+                        
+                        foreach (var l in lignes)
+                        {
+                            table.Cell().Element(CellBody).Text(l.Product?.Name);
+                            table.Cell().Element(CellBody).AlignRight().Text(l.Quantity.ToString());
+                            table.Cell().Element(CellBody).AlignRight().Text($"{l.Quantity:n2} €");
+                            table.Cell().Element(CellBody).AlignRight().Text($"{l.Quantity * l.Quantity:n2} €");
+                            
+                            total  = total +  l.Quantity * l.Quantity;
+                        }
+
+                        IContainer CellHeader(IContainer c) =>
+                            c.BorderBottom(1).PaddingVertical(5).DefaultTextStyle(x => x.SemiBold());
+
+                        IContainer CellBody(IContainer c) =>
+                            c.PaddingVertical(2);
+                    });
+
+                    col.Item().LineHorizontal(1);
+                    col.Item().Height(30);
+
+                    col.Item().Row(row =>
+                    {
+                        // Colonne gauche : conditions de vente
+                        row.RelativeItem().Column(left =>
+                        {
+                            left.Item().Text("Conditions de vente")
+                                .SemiBold().FontSize(12);
+                            left.Item().Text(quotation.ConditionsSale)
+                                .FontSize(9);
+                        });
+
+                        // Colonne droite : totaux
+                        row.ConstantItem(180).Column(right =>
+                        {
+                            right.Item().AlignRight().Text($"Total HT : {total:n2} €");
+                            right.Item().AlignRight().Text("Taxe : 20 %");
+                            right.Item().AlignRight().Text($"Total TTC : {(total * 1.2):n2} €");
+                        });
+                    });
+                });
+
+                // Signature en bas à droite
+                page.Footer().AlignRight().Column(col =>
+                {
+                    col.Item().AlignRight().Height(100).Image(signaturePath, ImageScaling.FitArea);
+                });
+            });
+        });
+        
+        // Pour avoir la vue du PDF en temps réel
+        // document.ShowInCompanion();
+
+        return document.GeneratePdf();
+    }
+}

PyroFetes/Specifications/DeliveryNotes/GetDeliveryNoteByIdWithProductsSpec.cs

@@ -0,0 +1,15 @@
+using Ardalis.Specification;
+using PyroFetes.Models;
+
+namespace PyroFetes.Specifications.DeliveryNotes;
+
+public class GetDeliveryNoteByIdWithProductsSpec : Specification<DeliveryNote>
+{
+    public GetDeliveryNoteByIdWithProductsSpec(int deliveryNoteId)
+    {
+        Query
+            .Where(d => d.Id == deliveryNoteId)
+            .Include(d => d.ProductDeliveries!)
+            .ThenInclude(dp => dp.Product);
+    }
+}

PyroFetes/Specifications/PurchaseOrders/GetPurchaseOrderByIdWithProductsSpec.cs

@@ -0,0 +1,15 @@
+using Ardalis.Specification;
+using PyroFetes.Models;
+
+namespace PyroFetes.Specifications.PurchaseOrders;
+
+public class GetPurchaseOrderByIdWithProductsSpec : Specification<PurchaseOrder>
+{
+    public GetPurchaseOrderByIdWithProductsSpec(int purchaseOrderId)
+    {
+        Query
+            .Where(p => p.Id == purchaseOrderId)
+            .Include(p => p.PurchaseProducts!)
+            .ThenInclude(pp => pp.Product);
+    }
+}

PyroFetes/Specifications/Quotations/GetQuotationByIdWithProductsSpec.cs

@@ -0,0 +1,15 @@
+using Ardalis.Specification;
+using PyroFetes.Models;
+
+namespace PyroFetes.Specifications.Quotations;
+
+public class GetQuotationByIdWithProductsSpec : Specification<Quotation>
+{
+    public GetQuotationByIdWithProductsSpec(int quotationId)
+    {
+        Query
+            .Where(q => q.Id == quotationId)
+            .Include(q => q.QuotationProducts!)
+            .ThenInclude(qp => qp.Product);
+    }
+}