import {
  Controller,
  Get,
  Param,
  Query,
  ParseUUIDPipe,
  UseGuards,
} from '@nestjs/common';
import { ApiTags, ApiOperation, ApiResponse, ApiBearerAuth, ApiQuery } from '@nestjs/swagger';
import { JwtAuthGuard } from '../../auth/guards/jwt-auth.guard';
import { CurrentTenant } from '../../tenants/decorators/current-tenant.decorator';
import { CurrentUser } from '../../auth/decorators/current-user.decorator';
import { CommissionsDashboardService } from '../services/commissions-dashboard.service';

@ApiTags('Commissions - Dashboard')
@ApiBearerAuth()
@UseGuards(JwtAuthGuard)
@Controller('commissions/dashboard')
export class DashboardController {
  constructor(private readonly dashboardService: CommissionsDashboardService) {}

  @Get('summary')
  @ApiOperation({ summary: 'Get commissions dashboard summary' })
  @ApiResponse({ status: 200, description: 'Dashboard summary' })
  async getSummary(@CurrentTenant() tenantId: string) {
    return this.dashboardService.getSummary(tenantId);
  }

  @Get('by-user')
  @ApiOperation({ summary: 'Get earnings breakdown by user' })
  @ApiQuery({ name: 'date_from', required: false, type: String })
  @ApiQuery({ name: 'date_to', required: false, type: String })
  async getEarningsByUser(
    @CurrentTenant() tenantId: string,
    @Query('date_from') dateFrom?: string,
    @Query('date_to') dateTo?: string,
  ) {
    return this.dashboardService.getEarningsByUser(
      tenantId,
      dateFrom ? new Date(dateFrom) : undefined,
      dateTo ? new Date(dateTo) : undefined,
    );
  }

  @Get('by-period')
  @ApiOperation({ summary: 'Get earnings breakdown by period' })
  async getEarningsByPeriod(@CurrentTenant() tenantId: string) {
    return this.dashboardService.getEarningsByPeriod(tenantId);
  }

  @Get('top-earners')
  @ApiOperation({ summary: 'Get top earning users' })
  @ApiQuery({ name: 'limit', required: false, type: Number, description: 'Number of results (default: 10)' })
  @ApiQuery({ name: 'date_from', required: false, type: String })
  @ApiQuery({ name: 'date_to', required: false, type: String })
  async getTopEarners(
    @CurrentTenant() tenantId: string,
    @Query('limit') limit?: number,
    @Query('date_from') dateFrom?: string,
    @Query('date_to') dateTo?: string,
  ) {
    return this.dashboardService.getTopEarners(
      tenantId,
      limit || 10,
      dateFrom ? new Date(dateFrom) : undefined,
      dateTo ? new Date(dateTo) : undefined,
    );
  }

  @Get('my-earnings')
  @ApiOperation({ summary: 'Get current user earnings' })
  @ApiResponse({ status: 200, description: 'User earnings summary' })
  async getMyEarnings(
    @CurrentTenant() tenantId: string,
    @CurrentUser('id') userId: string,
  ) {
    return this.dashboardService.getMyEarnings(tenantId, userId);
  }

  @Get('user/:userId/earnings')
  @ApiOperation({ summary: 'Get specific user earnings' })
  @ApiResponse({ status: 200, description: 'User earnings summary' })
  async getUserEarnings(
    @CurrentTenant() tenantId: string,
    @Param('userId', ParseUUIDPipe) userId: string,
  ) {
    return this.dashboardService.getMyEarnings(tenantId, userId);
  }

  @Get('scheme/:schemeId/performance')
  @ApiOperation({ summary: 'Get scheme performance metrics' })
  @ApiResponse({ status: 200, description: 'Scheme performance' })
  async getSchemePerformance(
    @CurrentTenant() tenantId: string,
    @Param('schemeId', ParseUUIDPipe) schemeId: string,
  ) {
    return this.dashboardService.getSchemePerformance(tenantId, schemeId);
  }
}