import { Controller, Get, UseGuards } from '@nestjs/common';
import { ApiTags, ApiOperation } from '@nestjs/swagger';
import { SetMetadata } from '@nestjs/common';
import { AdminService } from './admin.service';
import { IS_PUBLIC_KEY } from '../../common/guards/jwt-auth.guard';
import { JwtAuthGuard } from '../../common/guards/jwt-auth.guard';
import { CurrentUser } from '../../common/decorators/current-user.decorator';

@ApiTags('Admin')
@Controller('admin')
export class AdminController {
  constructor(private readonly adminService: AdminService) {}

  @Get('health')
  @SetMetadata(IS_PUBLIC_KEY, true)
  @ApiOperation({ summary: 'Health check endpoint' })
  health() {
    return this.adminService.getHealth();
  }

  @Get('ready')
  @SetMetadata(IS_PUBLIC_KEY, true)
  @ApiOperation({ summary: 'Database and Redis readiness check' })
  ready() {
    return this.adminService.getReadiness();
  }

  @Get('metrics')
  @UseGuards(JwtAuthGuard)
  @ApiOperation({ summary: 'Application metrics' })
  metrics(@CurrentUser('tenantId') tenantId: string) {
    return this.adminService.getMetrics(tenantId);
  }

  @Get('status')
  @UseGuards(JwtAuthGuard)
  @ApiOperation({ summary: 'TDLib client status' })
  status(@CurrentUser('tenantId') tenantId: string) {
    return this.adminService.getClientStatus(tenantId);
  }

  @Get('alerts')
  @UseGuards(JwtAuthGuard)
  @ApiOperation({ summary: 'Evaluate active operational alerts' })
  alerts(@CurrentUser('tenantId') tenantId: string) {
    return this.adminService.getAlerts(tenantId);
  }
}