import { Controller, Get, Post, Patch, Delete, Param, Body, UseGuards } from '@nestjs/common';
import { ApiTags, ApiBearerAuth } from '@nestjs/swagger';
import { UserRole } from '@prisma/client';
import { GroupsService } from './groups.service';
import { CreateGroupDto, UpdateGroupDto } from './dto/group.dto';
import { JwtAuthGuard } from '../../common/guards/jwt-auth.guard';
import { RolesGuard } from '../../common/guards/roles.guard';
import { Roles } from '../../common/decorators/roles.decorator';
import { CurrentUser } from '../../common/decorators/current-user.decorator';

@ApiTags('groups')
@ApiBearerAuth()
@UseGuards(JwtAuthGuard)
@Controller('groups')
export class GroupsController {
  constructor(private groups: GroupsService) {}

  @Get()
  findAll(@CurrentUser() user: any) {
    return this.groups.findAll(user.id);
  }

  @Get(':id')
  findOne(@Param('id') id: string, @CurrentUser() user: any) {
    return this.groups.findOne(id, user.id);
  }

  @Post()
  @UseGuards(RolesGuard)
  @Roles(UserRole.SUPER_ADMIN, UserRole.MODERATOR)
  create(@Body() dto: CreateGroupDto, @CurrentUser() user: any) {
    return this.groups.create(dto, user.id);
  }

  @Patch(':id')
  @UseGuards(RolesGuard)
  @Roles(UserRole.SUPER_ADMIN, UserRole.MODERATOR)
  update(@Param('id') id: string, @Body() dto: UpdateGroupDto) {
    return this.groups.update(id, dto);
  }

  @Delete(':id')
  @UseGuards(RolesGuard)
  @Roles(UserRole.SUPER_ADMIN)
  delete(@Param('id') id: string) {
    return this.groups.delete(id);
  }

  @Post(':id/join')
  join(@Param('id') id: string, @CurrentUser() user: any) {
    return this.groups.join(id, user.id);
  }

  @Delete(':id/leave')
  leave(@Param('id') id: string, @CurrentUser() user: any) {
    return this.groups.leave(id, user.id);
  }

  @Post(':id/members/:userId')
  @UseGuards(RolesGuard)
  @Roles(UserRole.SUPER_ADMIN, UserRole.MODERATOR)
  addMember(@Param('id') id: string, @Param('userId') userId: string) {
    return this.groups.addMember(id, userId);
  }

  @Delete(':id/members/:userId')
  @UseGuards(RolesGuard)
  @Roles(UserRole.SUPER_ADMIN, UserRole.MODERATOR)
  removeMember(@Param('id') id: string, @Param('userId') userId: string) {
    return this.groups.removeMember(id, userId);
  }
}