refactor(FE-212): simplify PurchaseRequestService to a constant API instance

src/services/api/purchase.ts

@@ -9,45 +9,11 @@ import {
 import { BaseApiService } from '@/services/api/base';
 import { BaseApiResponse } from '@/types/api/api-general';
 
-export class PurchaseRequestService extends BaseApiService<
+export const PurchaseRequestApi = new BaseApiService<
   Purchase,
   CreatePurchaseRequestPayload,
   UpdatePurchaseRequestPayload
-> {
+>('/purchases');
-  constructor(basePath: string = '/purchases') {
-    super(basePath);
-  }
-
-  async approve(
-    idOrIds: number | number[],
-    notes?: string
-  ): Promise<BaseApiResponse<Purchase[]> | undefined> {
-    const approvable_ids = Array.isArray(idOrIds) ? idOrIds : [idOrIds];
-    return await this.customRequest<BaseApiResponse<Purchase[]>>('approvals', {
-      method: 'POST',
-      payload: {
-        action: 'APPROVED',
-        approvable_ids,
-        notes,
-      },
-    });
-  }
-
-  async reject(
-    idOrIds: number | number[],
-    notes: string = 'Rejected via Form'
-  ): Promise<BaseApiResponse<Purchase[]> | undefined> {
-    const approvable_ids = Array.isArray(idOrIds) ? idOrIds : [idOrIds];
-    return await this.customRequest<BaseApiResponse<Purchase[]>>('approvals', {
-      method: 'POST',
-      payload: {
-        action: 'REJECTED',
-        approvable_ids,
-        notes,
-      },
-    });
-  }
-}
 
 export class StaffApprovalService extends BaseApiService<
   Purchase,
@@ -118,8 +84,6 @@ export class AcceptApprovalService extends BaseApiService<
   }
 }
 
-export const PurchaseRequestApi = new PurchaseRequestService();
-
 export const StaffApprovalApi = new StaffApprovalService('/purchases');
 
 export const ManagerApprovalApi = new ManagerApprovalService('/purchases');