/**
 * 系统账户报表控制器
 * [2026-01-04] 新增：提供系统账户报表相关API
 * 回滚方式：删除此文件，并从 api.module.ts 中移除注册
 */
import { Controller, Get, Query, Logger } from '@nestjs/common';
import { ApiTags, ApiOperation, ApiResponse, ApiQuery } from '@nestjs/swagger';
import { SystemAccountReportApplicationService } from '../../application/services/system-account-report-application.service';

@ApiTags('System Account Reports')
@Controller('system-account-reports')
export class SystemAccountReportController {
  private readonly logger = new Logger(SystemAccountReportController.name);

  constructor(
    private readonly systemAccountReportService: SystemAccountReportApplicationService,
  ) {}

  @Get()
  @ApiOperation({ summary: '获取完整系统账户报表' })
  @ApiQuery({ name: 'startDate', required: false, description: '开始日期 (YYYY-MM-DD)' })
  @ApiQuery({ name: 'endDate', required: false, description: '结束日期 (YYYY-MM-DD)' })
  @ApiResponse({ status: 200, description: '系统账户报表数据' })
  async getFullReport(
    @Query('startDate') startDate?: string,
    @Query('endDate') endDate?: string,
  ) {
    this.logger.log(`[getFullReport] 请求系统账户报表, startDate=${startDate}, endDate=${endDate}`);
    return this.systemAccountReportService.getFullReport({ startDate, endDate });
  }

  @Get('fixed-accounts')
  @ApiOperation({ summary: '获取固定系统账户列表（带余额）' })
  @ApiResponse({ status: 200, description: '固定系统账户列表' })
  async getFixedAccounts() {
    this.logger.log('[getFixedAccounts] 请求固定系统账户列表');
    return this.systemAccountReportService.getFixedAccountsWithBalances();
  }

  @Get('province-summary')
  @ApiOperation({ summary: '获取省区域账户汇总' })
  @ApiResponse({ status: 200, description: '省区域账户汇总' })
  async getProvinceSummary() {
    this.logger.log('[getProvinceSummary] 请求省区域账户汇总');
    return this.systemAccountReportService.getProvinceAccountsSummary();
  }

  @Get('city-summary')
  @ApiOperation({ summary: '获取市区域账户汇总' })
  @ApiResponse({ status: 200, description: '市区域账户汇总' })
  async getCitySummary() {
    this.logger.log('[getCitySummary] 请求市区域账户汇总');
    return this.systemAccountReportService.getCityAccountsSummary();
  }

  @Get('offline-settlement')
  @ApiOperation({ summary: '获取面对面结算统计' })
  @ApiQuery({ name: 'startDate', required: false, description: '开始日期 (YYYY-MM-DD)' })
  @ApiQuery({ name: 'endDate', required: false, description: '结束日期 (YYYY-MM-DD)' })
  @ApiResponse({ status: 200, description: '面对面结算统计' })
  async getOfflineSettlement(
    @Query('startDate') startDate?: string,
    @Query('endDate') endDate?: string,
  ) {
    this.logger.log(`[getOfflineSettlement] 请求面对面结算统计, startDate=${startDate}, endDate=${endDate}`);
    return this.systemAccountReportService.getOfflineSettlementSummary({ startDate, endDate });
  }

  @Get('expired-rewards')
  @ApiOperation({ summary: '获取过期收益统计' })
  @ApiQuery({ name: 'startDate', required: false, description: '开始日期 (YYYY-MM-DD)' })
  @ApiQuery({ name: 'endDate', required: false, description: '结束日期 (YYYY-MM-DD)' })
  @ApiResponse({ status: 200, description: '过期收益统计' })
  async getExpiredRewards(
    @Query('startDate') startDate?: string,
    @Query('endDate') endDate?: string,
  ) {
    this.logger.log(`[getExpiredRewards] 请求过期收益统计, startDate=${startDate}, endDate=${endDate}`);
    return this.systemAccountReportService.getExpiredRewardsSummary({ startDate, endDate });
  }

  // [2026-01-05] 新增：所有系统账户分类账明细
  @Get('all-ledger')
  @ApiOperation({ summary: '获取所有系统账户的分类账明细' })
  @ApiQuery({ name: 'pageSize', required: false, description: '每个账户显示的条数，默认50' })
  @ApiQuery({ name: 'startDate', required: false, description: '开始日期 (YYYY-MM-DD)' })
  @ApiQuery({ name: 'endDate', required: false, description: '结束日期 (YYYY-MM-DD)' })
  @ApiResponse({ status: 200, description: '所有系统账户的分类账明细' })
  async getAllSystemAccountsLedger(
    @Query('pageSize') pageSize?: string,
    @Query('startDate') startDate?: string,
    @Query('endDate') endDate?: string,
  ) {
    this.logger.log(`[getAllSystemAccountsLedger] 请求所有系统账户分类账, pageSize=${pageSize}, startDate=${startDate}, endDate=${endDate}`);
    return this.systemAccountReportService.getAllSystemAccountsLedger({
      pageSize: pageSize ? parseInt(pageSize, 10) : undefined,
      startDate,
      endDate,
    });
  }
}