feat(inventory): support line-based assignments and movements

src/services/item.service.ts

@@ -56,8 +56,14 @@ export const ItemService = {
         assets: opts?.includeAssets
           ? { select: { id: true, serialNumber: true, status: true } }
           : false,
-        movements: opts?.includeMovements
-          ? { select: { id: true, type: true, quantity: true } }
+        stockMovementLines: opts?.includeMovements
+          ? {
+              select: {
+                id: true,
+                stockDelta: true,
+                movement: { select: { type: true } },
+              },
+            }
           : false,
       },
     })
@@ -114,13 +120,23 @@ export const ItemService = {
   findByIdWithAssetAndMovementCount: async (
     id: string,
   ): Promise<ItemWithAssetAndMovementCount | null> => {
-    return prisma.item.findUnique({
+    const item = await prisma.item.findUnique({
       where: { id },
       include: {
         category: { select: { id: true, name: true } },
-        _count: { select: { assets: true, movements: true } },
+        _count: { select: { assets: true, stockMovementLines: true } },
       },
     })
+
+    return item
+      ? {
+          ...item,
+          _count: {
+            assets: item._count.assets,
+            movements: item._count.stockMovementLines,
+          },
+        }
+      : null
   },
 
   findByName: async (
@@ -129,7 +145,7 @@ export const ItemService = {
   ): Promise<Item | null> => {
     return db.item.findFirst({
       where: { name },
-      include: { category: true, assets: true, movements: true },
+      include: { category: true, assets: true, stockMovementLines: true },
     }) as Promise<Item | null>
   },
 
@@ -139,7 +155,7 @@ export const ItemService = {
   ): Promise<Item | null> => {
     return db.item.findUnique({
       where: { id },
-      include: { category: true, assets: true, movements: true },
+      include: { category: true, assets: true, stockMovementLines: true },
     }) as Promise<Item | null>
   },
 
@@ -153,7 +169,13 @@ export const ItemService = {
       include: {
         category: true,
         assets: { select: { id: true, serialNumber: true, status: true } },
-        movements: { select: { id: true, type: true, quantity: true } },
+        stockMovementLines: {
+          select: {
+            id: true,
+            stockDelta: true,
+            movement: { select: { type: true } },
+          },
+        },
       },
     }) as Promise<Item[]>
   },