Add a small internal warehouse and party balances when Tahesab is off.

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/shared/src/index.ts

@@ -783,6 +783,66 @@ export interface UpdateProductRequest {
   isActive?: boolean;
 }
 
+export type StockMovementType =
+  | "opening"
+  | "purchase"
+  | "sale"
+  | "credit"
+  | "adjustment";
+
+export interface InventoryStockRowDto {
+  productId: string;
+  name: string;
+  sku: string | null;
+  unit: string | null;
+  kind: "product" | "service";
+  stockQty: number;
+  currency: string;
+  unitPrice: number | null;
+}
+
+export interface StockMovementDto {
+  id: string;
+  productId: string;
+  productName: string;
+  type: StockMovementType;
+  quantity: number;
+  note: string | null;
+  invoiceId: string | null;
+  occurredAt: string;
+}
+
+export interface InventorySummaryDto {
+  enabled: boolean;
+  warehouseName: string | null;
+  products: InventoryStockRowDto[];
+  cashTotal: number;
+  receivablesTotal: number;
+  currency: string;
+}
+
+export interface CreateStockMovementRequest {
+  productId: string;
+  type: "purchase" | "adjustment";
+  quantity: number;
+  note?: string;
+}
+
+export interface PartyBalanceDto {
+  enabled: boolean;
+  personId: string;
+  openingAmount: number;
+  invoicedAmount: number;
+  paidAmount: number;
+  balance: number;
+  currency: string;
+}
+
+export interface UpdatePartyOpeningRequest {
+  amount: number;
+  note?: string;
+}
+
 export interface DealLineItemDto {
   id: string;
   productId: string | null;