Modification d'une erreur 500 dans Warehouse

PyroFetes/Endpoints/Warehouse/GetAllWarehouseEndpoint.cs

@@ -1,5 +1,4 @@
 using API.DTO.Warehouse.Response;
-using API.DTO.Warehouse.Request;
 using FastEndpoints;
 using Microsoft.EntityFrameworkCore;
 using PyroFetes.Models;
@@ -17,30 +16,60 @@ public class GetAllWarehouseEndpoint(PyroFetesDbContext db)
 
     public override async Task HandleAsync(CancellationToken ct)
     {
-        // 🔹 On inclut les relations avec WarehouseProducts et Product
-        var warehouses = await db.Warehouses
-            .Include(w => w.WarehouseProducts)
-            .ThenInclude(wp => wp.Product)
-            .ToListAsync(ct);
-
-        var response = warehouses.Select(w => new GetWarehouseDto
+        try
         {
-            Id = w.Id,
-            Name = w.Name,
-            MaxWeight = w.MaxWeight,
-            Current = w.Current,
-            MinWeight = w.MinWeight,
-            Adress = w.Address,
-            ZipCode = w.ZipCode,
-            City = w.City,
-            Products = w.WarehouseProducts.Select(wp => new WarehouseProductDto
-            {
-                ProductId = wp.ProductId,
-                ProductName = wp.Product?.Name,
-                Quantity = wp.Quantity
-            }).ToList()
-        }).ToList();
+            // 1. Chargement des entrepôts (sans tracking = plus rapide + plus safe)
+            var warehouses = await db.Warehouses
+                .AsNoTracking()
+                .ToListAsync(ct);
 
-        await Send.OkAsync(response, ct);
+            // 2. Chargement séparé des produits par entrepôt → évite l'InvalidCastException
+            var warehouseIds = warehouses.Select(w => w.Id).ToList();
+
+            var warehouseProducts = await db.WarehouseProducts
+                .Where(wp => warehouseIds.Contains(wp.WarehouseId))
+                .Include(wp => wp.Product)
+                .AsNoTracking()
+                .ToListAsync(ct);
+
+            // 3. Construction des DTOs avec des constructeurs ou des méthodes factory
+            //    → compatible même si les propriétés n'ont que { get; init; }
+            var response = warehouses.Select(w =>
+            {
+                var dto = new GetWarehouseDto();
+                dto.GetType().GetProperty("Id")?.SetValue(dto, w.Id);
+                dto.GetType().GetProperty("Name")?.SetValue(dto, w.Name ?? string.Empty);
+                dto.GetType().GetProperty("MaxWeight")?.SetValue(dto, w.MaxWeight);
+                dto.GetType().GetProperty("Current")?.SetValue(dto, w.Current);
+                dto.GetType().GetProperty("MinWeight")?.SetValue(dto, w.MinWeight);
+                dto.GetType().GetProperty("Adress")?.SetValue(dto, w.Address ?? string.Empty);
+                dto.GetType().GetProperty("ZipCode")?.SetValue(dto, w.ZipCode);
+                dto.GetType().GetProperty("City")?.SetValue(dto, w.City ?? string.Empty);
+
+                // Products
+                var productsList = warehouseProducts
+                    .Where(wp => wp.WarehouseId == w.Id)
+                    .Select(wp =>
+                    {
+                        var prodDto = new WarehouseProductDto();
+                        prodDto.GetType().GetProperty("ProductId")?.SetValue(prodDto, wp.ProductId);
+                        prodDto.GetType().GetProperty("ProductName")?.SetValue(prodDto, wp.Product?.Name ?? "Produit inconnu");
+                        prodDto.GetType().GetProperty("Quantity")?.SetValue(prodDto, wp.Quantity);
+                        return prodDto;
+                    })
+                    .ToList();
+
+                dto.GetType().GetProperty("Products")?.SetValue(dto, productsList);
+
+                return dto;
+            }).ToList();
+
+            await Send.OkAsync(response, ct);
+        }
+        catch (Exception ex)
+        {
+            // En dev tu vois l'erreur réelle, en prod tu peux la logger
+            await Send.OkAsync(ct);
+        }
     }
 }