import {
  Body,
  Controller,
  Get,
  Param,
  Patch,
  Query,
  Req,
  Res,
  UseGuards,
} from '@nestjs/common';
import type { Response } from 'express';
import { ApiBearerAuth, ApiOperation, ApiTags } from '@nestjs/swagger';
import { LabOrgGuard } from '../../common/guards/lab-org.guard';
import { JwtAuthGuard } from '../auth/guards/jwt-auth.guard';
import { CasesService } from './cases.service';
import { ListLabCasesDto, UpdateLabCaseTaskDto } from './dto/cases.dto';

@ApiTags('cases')
@ApiBearerAuth('JWT-auth')
@UseGuards(JwtAuthGuard, LabOrgGuard)
@Controller('cases')
export class CasesController {
  constructor(private readonly casesService: CasesService) {}

  @Get()
  @ApiOperation({ summary: 'List lab cases received by this organization' })
  list(@Query() query: ListLabCasesDto, @Req() req) {
    const organizationId = this.casesService.getOrganizationIdFromUser(req.user);
    return this.casesService.list(organizationId, req.user.id, query);
  }

  @Get('filter-options')
  @ApiOperation({ summary: 'Clinics and treatment types for inbox filters' })
  listFilterOptions(@Req() req) {
    const organizationId = this.casesService.getOrganizationIdFromUser(req.user);
    return this.casesService.listFilterOptions(organizationId, req.user.id);
  }

  @Get(':id')
  @ApiOperation({ summary: 'Get one lab case with tasks grouped by tooth' })
  getOne(@Param('id') id: string, @Req() req) {
    const organizationId = this.casesService.getOrganizationIdFromUser(req.user);
    return this.casesService.getOne(id, organizationId, req.user.id, req.user.language);
  }

  @Get(':id/attachments/:attachmentId/file')
  @ApiOperation({ summary: 'Download an attachment shared with this lab case' })
  async downloadAttachment(
    @Param('id') id: string,
    @Param('attachmentId') attachmentId: string,
    @Req() req,
    @Res() res: Response,
  ) {
    const organizationId = this.casesService.getOrganizationIdFromUser(req.user);
    const file = await this.casesService.streamCaseAttachment(
      id,
      attachmentId,
      organizationId,
      req.user.id,
    );
    res.setHeader('Content-Type', file.mimeType);
    res.setHeader('Content-Disposition', `inline; filename="${file.fileName}"`);
    file.stream.pipe(res);
  }

  @Patch(':id/tasks/:taskId')
  @ApiOperation({ summary: 'Toggle task important flag' })
  updateTask(
    @Param('id') id: string,
    @Param('taskId') taskId: string,
    @Body() dto: UpdateLabCaseTaskDto,
    @Req() req,
  ) {
    const organizationId = this.casesService.getOrganizationIdFromUser(req.user);
    return this.casesService.updateTask(id, taskId, dto, organizationId, req.user.id, req.user.language);
  }
}