import {
  Controller,
  Get,
  Post,
  Body,
  Param,
  Query,
  UseGuards,
  Request,
} from '@nestjs/common';
import { AttendanceService } from './attendance.service';
import {
  BatchCreateAttendanceDto,
  AttendanceSummaryQueryDto,
  AttendanceCalendarQueryDto,
  QueryDingRawDto,
  MatchDingRecordDto,
} from './dto/attendance.dto';
import { JwtAuthGuard } from '../auth/guards/jwt-auth.guard';
import { OperationLogsService } from '../operation-logs/operation-logs.service';
import { extractRequestInfo } from '../common/request-utils';
import { RequirePermission } from '../auth/decorators/permission.decorator';

@UseGuards(JwtAuthGuard)
@Controller()
export class AttendanceController {
  constructor(
    private readonly service: AttendanceService,
    private readonly logService: OperationLogsService,
  ) {}

  // ── Batch create attendance records ──
  @Post('attendance-records/batch')
  @RequirePermission('attendance:create')
  async batchCreate(
    @Body() dto: BatchCreateAttendanceDto,
    @Request() req: any,
  ) {
    const { ipAddress, userAgent } = extractRequestInfo(req);
    const result = await this.service.batchCreate(dto);
    await this.logService.log({
      userId: req.user?.id,
      username: req.user?.username,
      module: '考勤管理',
      action: '批量录入考勤',
      detail: `共 ${result.count} 条`,
      ipAddress,
      userAgent,
    });
    return result;
  }

  // ── Attendance summary ──
  @Get('attendance-records/summary')
  @RequirePermission('attendance:view')
  getSummary(@Query() query: AttendanceSummaryQueryDto) {
    return this.service.getSummary(query);
  }

  // ── Attendance calendar ──
  @Get('attendance-records/calendar')
  @RequirePermission('attendance:view')
  getCalendar(@Query() query: AttendanceCalendarQueryDto) {
    return this.service.getCalendar(query);
  }

  // ── DingAttendance raw records ──
  @Get('ding-attendance-raw')
  @RequirePermission('attendance:view')
  getDingRaw(@Query() query: QueryDingRawDto) {
    return this.service.getDingRaw(query);
  }

  // ── Match a dingtalk record to a student ──
  @Post('ding-attendance-raw/:id/match')
  @RequirePermission('attendance:edit')
  async matchDingRecord(
    @Param('id') id: string,
    @Body() dto: MatchDingRecordDto,
    @Request() req: any,
  ) {
    const { ipAddress, userAgent } = extractRequestInfo(req);
    const result = await this.service.matchDingRecord(+id, dto);
    await this.logService.log({
      userId: req.user?.id,
      username: req.user?.username,
      module: '考勤管理',
      action: '匹配考勤记录',
      targetId: +id,
      targetType: 'dingAttendanceRaw',
      detail: `匹配到学生 ${dto.studentId}`,
      ipAddress,
      userAgent,
    });
    return result;
  }
}