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src/modules/cities/cities.controller.ts

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+import { Body, Controller, Get, Param, Post, UseGuards } from '@nestjs/common';
+import { ApiBearerAuth, ApiOperation, ApiTags } from '@nestjs/swagger';
+import { Public } from '../../common/decorators/public.decorator';
+import { Roles } from '../../common/decorators/roles.decorator';
+import { JwtAuthGuard } from '../../common/guards/jwt-auth.guard';
+import { RolesGuard } from '../../common/guards/roles.guard';
+import { CitiesService } from './cities.service';
+
+@ApiTags('cities')
+@Controller('cities')
+export class CitiesController {
+  constructor(private readonly citiesService: CitiesService) {}
+
+  @Public()
+  @Get()
+  @ApiOperation({ summary: 'Get all cities' })
+  findAll() {
+    return this.citiesService.findAll();
+  }
+
+  @Public()
+  @Get(':cityId/districts')
+  @ApiOperation({ summary: 'Get districts for a city' })
+  findDistricts(@Param('cityId') cityId: string) {
+    return this.citiesService.findDistricts(cityId);
+  }
+
+  @ApiBearerAuth()
+  @UseGuards(JwtAuthGuard, RolesGuard)
+  @Roles('admin')
+  @Post()
+  @ApiOperation({ summary: 'Create city (admin only)' })
+  createCity(@Body() body: { name: string; lat: number; lng: number }) {
+    return this.citiesService.createCity(body.name, body.lat, body.lng);
+  }
+
+  @ApiBearerAuth()
+  @UseGuards(JwtAuthGuard, RolesGuard)
+  @Roles('admin')
+  @Post(':cityId/districts')
+  @ApiOperation({ summary: 'Create district (admin only)' })
+  createDistrict(@Param('cityId') cityId: string, @Body() body: { name: string }) {
+    return this.citiesService.createDistrict(cityId, body.name);
+  }
+}