import { Body, Controller, Post, UseGuards } from '@nestjs/common';
import { FeedbackService } from './feedback.service';
import { AuthGuard } from '../common/auth.guard';
import { CurrentUser } from '../common/current-user.decorator';
import { IsOptional, IsString, MaxLength, MinLength } from 'class-validator';

class FeedbackBody {
  @IsString()
  @MinLength(1, { message: '留言内容不能为空' })
  @MaxLength(1000, { message: '留言内容不能超过 1000 字' })
  content: string;

  @IsOptional()
  @IsString()
  @MaxLength(100, { message: '联系方式不能超过 100 字' })
  contact?: string;
}

@Controller('api/feedback')
@UseGuards(AuthGuard)
export class FeedbackController {
  constructor(private readonly svc: FeedbackService) {}

  @Post()
  submit(
    @CurrentUser() u: { openid: string },
    @Body() body: FeedbackBody,
  ) {
    return this.svc.submit(u.openid, body.content, body.contact);
  }
}