# All files / modules/notifications notifications.controller.ts

97.22% Statements 35/36
100% Branches 6/6
91.66% Functions 11/12
97.05% Lines 33/34

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     import {
      Controller,
      Get,
      Post,
      Patch,
      Delete,
      Body,
      Param,
      Query,
      UseGuards,
    } from '@nestjs/common';
    import {
      ApiTags,
      ApiOperation,
      ApiBearerAuth,
      ApiQuery,
    } from '@nestjs/swagger';
    import { NotificationsService } from './services/notifications.service';
    import {
      CreateNotificationDto,
      SendTemplateNotificationDto,
      UpdatePreferencesDto,
    } from './dto';
    import { JwtAuthGuard } from '../auth/guards/jwt-auth.guard';
    import { PermissionsGuard, RequirePermissions } from '../rbac/guards/permissions.guard';
    import { CurrentUser } from '../auth/decorators/current-user.decorator';
    import { RequestUser } from '../auth/strategies/jwt.strategy';

    @ApiTags('notifications')
    @Controller('notifications')
    @UseGuards(JwtAuthGuard)
    @ApiBearerAuth()
    export class NotificationsController {
      constructor(private readonly notificationsService: NotificationsService) {}

      // ==================== User Notifications ====================

      @Get()
      @ApiOperation({ summary: 'Get my notifications' })
      @ApiQuery({ name: 'page', required: false, type: Number })
      @ApiQuery({ name: 'limit', required: false, type: Number })
      @ApiQuery({ name: 'unreadOnly', required: false, type: Boolean })
      async getMyNotifications(
        @CurrentUser() user: RequestUser,
        @Query('page') page?: number,
        @Query('limit') limit?: number,
        @Query('unreadOnly') unreadOnly?: boolean,
      ) {
        return this.notificationsService.findAllForUser(user.id, user.tenant_id, {
          page: page || 1,
          limit: limit || 20,
          unreadOnly: unreadOnly || false,
        });
      }

      @Get('unread-count')
      @ApiOperation({ summary: 'Get unread notifications count' })
      async getUnreadCount(@CurrentUser() user: RequestUser) {
        const count = await this.notificationsService.getUnreadCount(
          user.id,
          user.tenant_id,
        );
        return { count };
      }

      @Patch(':id/read')
      @ApiOperation({ summary: 'Mark notification as read' })
      async markAsRead(
        @Param('id') id: string,
        @CurrentUser() user: RequestUser,
      ) {
        return this.notificationsService.markAsRead(id, user.id, user.tenant_id);
      }

      @Post('read-all')
      @ApiOperation({ summary: 'Mark all notifications as read' })
      async markAllAsRead(@CurrentUser() user: RequestUser) {
        const count = await this.notificationsService.markAllAsRead(
          user.id,
          user.tenant_id,
        );
        return { message: `${count} notificaciones marcadas como leídas` };
      }

      @Delete(':id')
      @ApiOperation({ summary: 'Delete notification' })
      async delete(
        @Param('id') id: string,
        @CurrentUser() user: RequestUser,
      ) {
        await this.notificationsService.delete(id, user.id, user.tenant_id);
        return { message: 'Notificación eliminada' };
      }

      // ==================== Preferences ====================

      @Get('preferences')
      @ApiOperation({ summary: 'Get my notification preferences' })
      async getPreferences(@CurrentUser() user: RequestUser) {
        return this.notificationsService.getPreferences(user.id, user.tenant_id);
      }

      @Patch('preferences')
      @ApiOperation({ summary: 'Update my notification preferences' })
      async updatePreferences(
        @CurrentUser() user: RequestUser,
        @Body() dto: UpdatePreferencesDto,
      ) {
        return this.notificationsService.updatePreferences(
          user.id,
          user.tenant_id,
          dto,
        );
      }

      // ==================== Admin Operations ====================

      @Post()
      @UseGuards(PermissionsGuard)
      @RequirePermissions('notifications:manage')
      @ApiOperation({ summary: 'Send notification to user (admin)' })
      async sendNotification(
        @Body() dto: CreateNotificationDto,
        @CurrentUser() user: RequestUser,
      ) {
        return this.notificationsService.create(dto, user.tenant_id);
      }

      @Post('template')
      @UseGuards(PermissionsGuard)
      @RequirePermissions('notifications:manage')
      @ApiOperation({ summary: 'Send notification from template (admin)' })
      async sendFromTemplate(
        @Body() dto: SendTemplateNotificationDto,
        @CurrentUser() user: RequestUser,
      ) {
        return this.notificationsService.sendFromTemplate(dto, user.tenant_id);
      }

      @Get('templates')
      @UseGuards(PermissionsGuard)
      @RequirePermissions('notifications:manage')
      @ApiOperation({ summary: 'List notification templates (admin)' })
      async getTemplates() {
        return this.notificationsService.findAllTemplates();
      }

      @Get('templates/:code')
      @UseGuards(PermissionsGuard)
      @RequirePermissions('notifications:manage')
      @ApiOperation({ summary: 'Get notification template by code (admin)' })
      async getTemplate(@Param('code') code: string) {
        return this.notificationsService.findTemplateByCode(code);
      }
    }