envio de constancias pdf, se añadio banner

src/email/email.controller.ts

@@ -1,6 +1,21 @@
-import { Body, Controller, Param, ParseIntPipe, Post } from '@nestjs/common';
+import {
+  Body,
+  Controller,
+  HttpException,
+  HttpStatus,
+  Param,
+  ParseIntPipe,
+  Post,
+  Res,
+  UploadedFile,
+  UseInterceptors,
+} from '@nestjs/common';
+import { FileInterceptor } from '@nestjs/platform-express';
 import { EmailDto } from './dto/emailDto.dto';
 import { EmailService } from './email.service';
+import { Response } from 'express';
+import * as xlsx from 'xlsx';
+
 
 @Controller('email')
 export class EmailController {
@@ -13,4 +28,14 @@ export class EmailController {
   ): Promise<any> {
     return this.emailService.sendEmail(id, emailDto);
   }
+
+  @Post('constancias')
+  @UseInterceptors(FileInterceptor('file'))
+  async sendConstancias(@UploadedFile() file, @Body('nombreEvento') nombreEvento: string,) {
+    if(!file) {
+      throw new HttpException("No se ha cargado ningun archivo", HttpStatus.BAD_REQUEST)
+    }
+    console.log(file)
+    return this.emailService.sendConstancias(file, nombreEvento);
+  }
 }