feat(grid): ajout algorithme score produit avec parametrage dynamique et page d'aide

src/features/grid/hooks/use-save-drafts.ts

@@ -0,0 +1,30 @@
+"use client";
+
+import { useCallback } from "react";
+import { useGridStore } from "@/features/grid/store/use-grid-store";
+import { saveDraftChanges } from "@/features/grid/api/save-draft-changes";
+import { GammeCode } from "@/types/grid";
+
+/**
+ * Builds the payload from Zustand draftChanges and calls the Server Action.
+ * Returns a cleanup function called after successful save.
+ */
+export function useSaveDrafts(magasin: string) {
+    const { draftChanges, resetDrafts } = useGridStore();
+
+    const save = useCallback(async () => {
+        const changes = Object.entries(draftChanges).map(([codein, codeGamme]) => ({
+            codein,
+            magasin,
+            codeGamme: codeGamme as GammeCode,
+        }));
+
+        if (changes.length === 0) return { success: true, saved: 0 };
+
+        const result = await saveDraftChanges({ changes });
+        if (result.success) resetDrafts();
+        return result;
+    }, [draftChanges, magasin, resetDrafts]);
+
+    return { save, hasDrafts: Object.keys(draftChanges).length > 0, count: Object.keys(draftChanges).length };
+}