Cài đặt tính năng hiển thị chi phí

backend/dist/src/main.js

@@ -159,12 +159,15 @@ let TourController = class TourController {
         this.prisma = prisma;
     }
     async createTour(body, req) {
-        const { title, startDate, endDate } = body;
+        const { title, startDate, endDate, adultCount, childCount, childDiscount } = body;
         return this.prisma.tour.create({
             data: {
                 title,
                 startDate: startDate ? new Date(startDate) : null,
                 endDate: endDate ? new Date(endDate) : null,
+                adultCount: adultCount || 1,
+                childCount: childCount || 0,
+                childDiscount: childDiscount || 0,
                 createdById: req.user.id,
                 participants: {
                     create: {

backend/prisma/migrations/20260615131137_/migration.sql

@@ -0,0 +1,4 @@
+-- AlterTable
+ALTER TABLE "Tour" ADD COLUMN     "adultCount" INTEGER NOT NULL DEFAULT 1,
+ADD COLUMN     "childCount" INTEGER NOT NULL DEFAULT 0,
+ADD COLUMN     "childDiscount" INTEGER NOT NULL DEFAULT 30;

backend/prisma/schema.prisma

@@ -83,6 +83,10 @@ model Tour {
   createdAt   DateTime     @default(now())
   totalCost   Decimal      @default(0) @db.Decimal(15, 2)
   
+  adultCount    Int        @default(1)
+  childCount    Int        @default(0)
+  childDiscount Int        @default(30)
+  
   createdById String
   creator     User         @relation("TourCreator", fields: [createdById], references: [id])
   

backend/src/main.ts

@@ -108,12 +108,15 @@ class TourController {
   @UseGuards(JwtAuthGuard)
   @Post()
   async createTour(@Body() body: any, @Req() req: any) {
-    const { title, startDate, endDate } = body;
+    const { title, startDate, endDate, adultCount, childCount, childDiscount } = body;
     return this.prisma.tour.create({
       data: {
         title,
         startDate: startDate ? new Date(startDate) : null,
         endDate: endDate ? new Date(endDate) : null,
+        adultCount: adultCount || 1,
+        childCount: childCount || 0,
+        childDiscount: childDiscount || 0,
         createdById: req.user.id,
         participants: {
           create: {