Email Attachment Service

This Node.js application allows users to send emails with attachments. If the attachment is blocked due to security reasons, the file is uploaded to Google Drive and a link to the file is sent instead.

Installation
Usage
Environment Variables
API Endpoints
Docker Setup
Contributing

Installation

Prerequisites

Node.js (v14 or higher)
Docker (optional, for containerization)

Clone the Repository

git clone https://github.com/Kushal2004/email-app.git

cd email-attachment-service/backend

Install Dependencies

npm install

Usage

Running the Application Locally

Set up environment variables: Create a .env file in the root of the backend directory and add the following:

EMAIL_USER=your-email@gmail.com
EMAIL_PASS=your-email-password
PORT=5000

Add Google Drive credentials: Create a credentials.json file in the root of the backend directory and add the following:

    {
    "web": {
        "client_id": "",
        "project_id": "",
        "auth_uri": "https://accounts.google.com/o/oauth2/auth",
        "token_uri": "https://oauth2.googleapis.com/token",
        "auth_provider_x509_cert_url": "https://www.googleapis.com/oauth2/v1/certs",
        "client_secret": "",
        "redirect_uris": [
            "http://localhost:3000/oauth2callback/"
        ]
    }

Start the application

 node app.js

Running the Application with Docker

docker-compose.yml The docker-compose.yml sets up the Docker services:

version: '3'
services:
  app:
    build: .
    ports:
      - "5000:5000"
    environment:
      - EMAIL_USER=your-email@gmail.com
      - EMAIL_PASS=your-email-password
      - PORT=5000
    volumes:
      - .:/usr/src/app

Build and run the Docker container:

docker-compose up --build

The application will be accessible at http://localhost:5000.

API Endpoints

Send Email with Attachment

This API endpoint allows you to send an email with an attachment. If the attachment is blocked, it uploads the file to Google Drive and sends a link to the recipient.

Endpoint

URL: /api/email/send
Method: POST
Description: Sends an email with an attachment. If the attachment is blocked, it uploads the file to Google Drive and sends a link.

Request Body Parameters

recipientEmail (string): The recipient's email address.
subject (string): The subject of the email.
text (string): The body of the email.
attachment (file): The attachment file.

Example Request

curl -X POST http://localhost:5000/api/email/send \
  -F "recipientEmail=example@example.com" \
  -F "subject=Test Email" \
  -F "text=This is a test email" \
  -F "attachment=@path/to/your/file.zip"

Kushal2004/email-app