refactor purchase plan

src/modules/catalogue/catalogue.controller.ts

@@ -74,6 +74,12 @@ export class CatalogueController {
     return this.catalogueService.createExternalInvoice(dto, businessId);
   }
 
+  @Get('admin/catalogue/plans')
+  @UseGuards(AdminAuthGuard)
+  getPlans() {
+    return this.catalogueService.getPlans();
+  }
+
   @Post('super-admin/catalogue/purchase/finish')
   @UseGuards(SuperAdminAuthGuard)
   finishPurchaseCatalogues(@Body() dto: FinishPurchaseCatalogueDto) {

src/modules/catalogue/catalogue.service.ts

@@ -98,14 +98,14 @@ export class CatalogueService {
   }
 
   async createExternalInvoice(dto: PurchaseCatalogueDto, businessId: string) {
-    const { count } = dto
+    const { planId } = dto
 
     const business = await this.businessService.findByIdOrFail(businessId)
 
-    // create external invoice
     const danakApiUrl = this.configService.getOrThrow('DANAK_API_URL')
     const xApiKey = this.configService.getOrThrow('EXTERNAL_API_KEYS')
-    const cataloguePrice = +this.configService.getOrThrow<number>('CATALOGUE_PRICE')
+
+    const { price: cataloguePrice, count: cataloguesCount } = await this.getPlanDetail(planId)
 
     const params: CreateExternalInvoiceDto = {
       danakSubscriptionId: business.danakSubscriptionId,
@@ -113,7 +113,7 @@ export class CatalogueService {
       items: [
         {
           name: 'purchase_new_catalogue',
-          count,
+          count: cataloguesCount,
           unitPrice: cataloguePrice,
           discount: 0
         }
@@ -142,6 +142,68 @@ export class CatalogueService {
 
   }
 
+  private async getPlanDetail(planId: string): Promise<{ price: number; count: number }> {
+    const danakApiUrl = this.configService.getOrThrow('DANAK_API_URL')
+    const xApiKey = this.configService.getOrThrow('EXTERNAL_API_KEYS')
+
+    try {
+      const { data: planResponse } = await firstValueFrom(
+        this.httpService
+          .get(`${danakApiUrl}/dpage-admin/plans/${planId}`, {
+            headers: {
+              'Content-Type': 'application/json',
+              'X-API-Key': xApiKey,
+            },
+          })
+          .pipe(
+            catchError((err: AxiosError) => {
+              this.logger.error(`Failed to get plan detail: ${err.message}`, err.stack)
+              return throwError(() => err)
+            }),
+          ),
+      )
+      return {
+        price: planResponse.data.price,
+        count: planResponse.data.count,
+      }
+    } catch (error: unknown) {
+      this.logger.error(
+        `Error getting plan detail: ${error instanceof Error ? error.message : 'Unknown error'}`,
+      )
+      throw error
+    }
+  }
+
+  async getPlans() {
+    const danakApiUrl = this.configService.getOrThrow('DANAK_API_URL');
+    const xApiKey = this.configService.getOrThrow('EXTERNAL_API_KEYS');
+
+    try {
+      const { data } = await firstValueFrom(
+        this.httpService
+          .get(`${danakApiUrl}/dpage-admin/plans`, {
+            headers: {
+              'Content-Type': 'application/json',
+              'X-API-Key': xApiKey,
+            },
+          })
+          .pipe(
+            catchError((err: AxiosError) => {
+              this.logger.error(`Failed to get plans: ${err.message}`, err.stack);
+              return throwError(() => err);
+            }),
+          ),
+      );
+
+      return data;
+    } catch (error: unknown) {
+      this.logger.error(
+        `Error getting plans: ${error instanceof Error ? error.message : 'Unknown error'}`,
+      );
+      throw error;
+    }
+  }
+
   async finishPurchaseCatalogue(dto: FinishPurchaseCatalogueDto) {
     const { businessId, count } = dto
 
@@ -150,7 +212,7 @@ export class CatalogueService {
     business.maxCataloguesCount += count
 
     await this.em.flush()
-    
+
     return business
   }
 

src/modules/catalogue/dto/purchase-catalogue.dto.ts

@@ -1,10 +1,11 @@
 
-import { IsInt } from 'class-validator';
+import { IsUUID } from 'class-validator';
 import { ApiProperty } from '@nestjs/swagger';
- 
+
 export class PurchaseCatalogueDto {
-    @IsInt()
-    @ApiProperty()
-    count: number;
+
+    @IsUUID('4')
+    @ApiProperty({ description: 'DSC plan id' })
+    planId: string;
 
 }