import { Controller, Delete, Get, NotFoundException, Param, ParseIntPipe, Query } from '@nestjs/common';
import { ApiOperation, ApiResponse, ApiTags } from '@nestjs/swagger';
import { SessionService } from './session.service';
import { PaginationQueryDto } from '../common/dto/pagination.dto';
import { SessionOrderBy } from './session.service';

@ApiTags('sessions')
@Controller('sessions')
export class SessionController {
  constructor(private readonly sessionService: SessionService) {}

  @Get()
  @ApiOperation({ summary: 'List all stored sessions (paginated)' })
  @ApiResponse({ status: 200, description: 'Paginated sessions' })
  findAll(@Query() query: PaginationQueryDto<SessionOrderBy>) {
    return this.sessionService.findAll(query);
  }

  @Delete(':id')
  @ApiOperation({ summary: 'Delete a session by ID' })
  @ApiResponse({ status: 200, description: 'Session deleted' })
  @ApiResponse({ status: 404, description: 'Session not found' })
  async remove(@Param('id', ParseIntPipe) id: number): Promise<void> {
    const sessions = await this.sessionService.findAll();
    if (!sessions.data.find(s => s.id === id)) {
      throw new NotFoundException(`Session ${id} not found`);
    }
    await this.sessionService.remove(id);
  }
}