feat: add top endpoint to supplies

src/supply/supply.controller.ts

@@ -7,6 +7,7 @@ import {
   Param,
   Post,
   Put,
+  Query,
 } from '@nestjs/common';
 import { ApiTags } from '@nestjs/swagger';
 
@@ -31,6 +32,23 @@ export class SupplyController {
     }
   }
 
+  @Get('top')
+  async top(@Query('limit') limit: number = 10, @Query('skip') skip: number) {
+    try {
+      if (limit && typeof limit === 'string') {
+        limit = Number.parseInt(limit);
+      }
+      if (skip && typeof skip === 'string') {
+        skip = Number.parseInt(skip);
+      }
+      const data = await this.supplyServices.top(limit, skip);
+      return new ServerResponse(200, 'Successfully get top supplies', data);
+    } catch (err: any) {
+      this.logger.error(`Failed to get supplies: ${err}`);
+      throw new HttpException(err?.code ?? err?.name ?? `${err}`, 400);
+    }
+  }
+
   @Post('')
   async store(@Body() body) {
     try {

src/supply/supply.service.ts

@@ -53,4 +53,22 @@ export class SupplyService {
 
     return data;
   }
+
+  async top(top: number = 10, skip: number = 0) {
+    const data = await this.prismaService.supply.groupBy({
+      by: ['name'],
+      _count: {
+        name: true,
+      },
+      orderBy: {
+        _count: {
+          name: 'desc',
+        },
+      },
+      skip: skip ?? 0,
+      take: top ?? 10,
+    });
+
+    return data.map((row) => ({ name: row.name, amount: row._count.name }));
+  }
 }