Add defaultLocale, EN names, and dashboard activity endpoints.

Expose branding.defaultLocale, optional user EN name fields, and lightweight dual daily activity for orders/customers; update project context and rules.

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

src/orders/orders.controller.ts

@@ -19,6 +19,7 @@ import {
   ListOrdersDto,
   UpdateOrderDto,
 } from './dto/order.dto';
+import { DailyActivityQueryDto } from '../common/dto/daily-activity-query.dto';
 import { OrdersService } from './orders.service';
 
 @Controller('businesses/:businessId/orders')
@@ -35,6 +36,15 @@ export class OrdersController {
     return this.service.list(businessId, query, user);
   }
 
+  @Get('activity')
+  activity(
+    @Param('businessId') businessId: string,
+    @Query() query: DailyActivityQueryDto,
+    @CurrentUser() user: AuthUser,
+  ) {
+    return this.service.dailyActivity(businessId, query.days, user);
+  }
+
   @Get(':orderId')
   getOne(
     @Param('businessId') businessId: string,

src/orders/orders.service.ts

@@ -17,6 +17,10 @@ import { AuthUser } from '../auth/auth.types';
 import { BusinessSettingsService } from '../business-settings/business-settings.service';
 import { PermissionsService } from '../auth/permissions.service';
 import { PrismaService } from '../prisma/prisma.service';
+import {
+  buildDualDailyActivitySeries,
+  startOfLocalDay,
+} from '../common/daily-activity';
 import {
   CreateAdminOrderDto,
   ListOrdersDto,
@@ -168,6 +172,50 @@ export class OrdersService {
     };
   }
 
+  /** Lightweight daily counts for dashboard charts (admin only). */
+  async dailyActivity(
+    businessIdRaw: string,
+    daysRaw: number | undefined,
+    actor: AuthUser,
+  ) {
+    const businessId = BigInt(businessIdRaw);
+    const scope = await this.resolveReadScope(businessId, actor);
+    if (scope !== 'admin') {
+      throw new ForbiddenException('Missing permission: orders.read for this business');
+    }
+
+    const days = Math.min(Math.max(daysRaw ?? 30, 1), 90);
+    const from = startOfLocalDay(days - 1);
+
+    const [orderRows, cartRows] = await Promise.all([
+      this.prisma.$queryRaw<{ day: Date; count: number }[]>(
+        Prisma.sql`
+          SELECT created_at::date AS day,
+                 COUNT(*)::int AS count
+          FROM orders
+          WHERE business_id = ${businessId}
+            AND created_at >= ${from}
+          GROUP BY 1
+          ORDER BY 1
+        `,
+      ),
+      this.prisma.$queryRaw<{ day: Date; count: number }[]>(
+        Prisma.sql`
+          SELECT ci.created_at::date AS day,
+                 COUNT(*)::int AS count
+          FROM cart_items ci
+          JOIN carts c ON c.id = ci.cart_id
+          WHERE c.business_id = ${businessId}
+            AND ci.created_at >= ${from}
+          GROUP BY 1
+          ORDER BY 1
+        `,
+      ),
+    ]);
+
+    return buildDualDailyActivitySeries(days, orderRows, cartRows);
+  }
+
   async getOne(businessIdRaw: string, orderIdRaw: string, actor: AuthUser) {
     const businessId = BigInt(businessIdRaw);
     const orderId = BigInt(orderIdRaw);
@@ -788,7 +836,7 @@ export class OrdersService {
   private serialize(
     order: OrderWithItems,
     galleryByProductId: Map<string, string> = new Map(),
-    processSteps: { id: string; label: string; color: string }[] = [],
+    processSteps: { id: string; label: string; labelFa: string; color: string }[] = [],
   ) {
     const processStep =
       processSteps.find((step) => step.id === order.processStepId) ?? null;
@@ -800,6 +848,7 @@ export class OrdersService {
       status: order.status,
       processStepId: order.processStepId,
       processStepLabel: processStep?.label ?? null,
+      processStepLabelFa: processStep?.labelFa?.trim() || null,
       processStepColor: processStep?.color ?? null,
       source: order.source,
       subtotal: Number(order.subtotal),