feat(stock): sayım oturumları, fire ayarlı öneri motoru ve tüketim analizi

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/shared/schemas/stock.ts

@@ -118,3 +118,43 @@ export const stockCountFormSchema = z.object({
 });
 export type StockCountFormInput = z.input<typeof stockCountFormSchema>;
 export type StockCountForm = z.output<typeof stockCountFormSchema>;
+
+/**
+ * Toplu sayım satırı: sayılan miktar boşsa ürün sayılmamış sayılır (atlanır). Eksiğin bir kısmı
+ * fire olarak işaretlenebilir (neden zorunlu).
+ */
+const stockCountRowSchema = z
+  .object({
+    productTypeId: z.string().regex(/^[a-f0-9]{24}$/i),
+    actualQuantity: optionalQuantity,
+    wasteQuantity: optionalQuantity.default(null),
+    wasteReason: z.preprocess(
+      (x) => (x === "" || x === undefined ? null : x),
+      z.enum(WASTE_REASONS).nullable(),
+    ),
+  })
+  .superRefine((x, ctx) => {
+    if (x.wasteQuantity && !x.wasteReason)
+      ctx.addIssue({ code: "custom", path: ["wasteReason"], message: s.wasteReason });
+    if (x.wasteQuantity && x.actualQuantity === null)
+      ctx.addIssue({ code: "custom", path: ["actualQuantity"], message: s.quantity });
+  })
+  .transform((x) => ({
+    ...x,
+    wasteQuantity: x.wasteQuantity || null,
+    wasteReason: x.wasteQuantity ? x.wasteReason : null,
+  }));
+
+export const stockCountSheetSchema = z
+  .object({
+    date: ymd,
+    categoryId: optionalId,
+    note: z.string().trim().max(300).default(""),
+    rows: z.array(stockCountRowSchema).max(500),
+  })
+  .superRefine((x, ctx) => {
+    if (!x.rows.some((r) => r.actualQuantity !== null))
+      ctx.addIssue({ code: "custom", path: ["rows"], message: s.nothingCounted });
+  });
+export type StockCountSheetInput = z.input<typeof stockCountSheetSchema>;
+export type StockCountSheet = z.output<typeof stockCountSheetSchema>;