How to : สร้าง LINE Chat Bot บันทึกไฟล์อัตโนมัติลงGoogle Drive

Introduction

This tutorial will guide you through the process of creating a LINE Chat Bot that automatically saves files to Google Drive. This integration can streamline your workflow, allowing you to manage files effortlessly through your chat interactions. Whether you're looking to automate tasks or enhance your productivity, this step-by-step guide will help you set up your bot successfully.

Step 1: Set Up Your Environment

Before diving into coding, ensure you have everything in place.

• Create a Google account if you don’t have one.
• Set up a LINE account if you haven’t already.
• Access Google Drive and ensure it’s operational.

Step 2: Create a LINE Messaging API Channel

To allow your bot to communicate via LINE, you need to create a messaging API channel.

1. Go to the LINE Developers Console.
2. Sign in with your LINE account.
3. Click on “Create a New Provider” and fill out the required information.
4. Once the provider is created, click “Create a New Channel.”
5. Select “Messaging API” and fill in the details, including channel name and description.
6. After creating the channel, note down the Channel ID, Channel Secret, and Channel Access Token.

Step 3: Set Up Google Drive API

To enable your bot to save files to Google Drive, you must configure the Google Drive API.

1. Go to the Google Cloud Console.
2. Create a new project.
3. In the project dashboard, navigate to “Library” and enable the Google Drive API.
4. Go to “Credentials” and create credentials for OAuth 2.0 Client IDs.
5. Fill in the necessary details and set the redirect URI to your bot’s endpoint.
6. Download the credentials JSON file, which will be needed for authentication.

Step 4: Write the Bot Code

Now it’s time to code your bot. Depending on your preferred programming language, this example uses Python.

1. Install the necessary libraries:

   pip install flask line-bot-sdk google-auth google-auth-oauthlib google-auth-httplib2 google-api-python-client
   

2. Use the following template to create your bot:

   from flask import Flask, request, abort
   from linebot import LineBotApi, WebhookHandler
   from linebot.exceptions import InvalidSignatureError
   from google.oauth2 import service_account
   from googleapiclient.discovery import build
   
   app = Flask(__name__)
   
   line_bot_api = LineBotApi('YOUR_CHANNEL_ACCESS_TOKEN')
   handler = WebhookHandler('YOUR_CHANNEL_SECRET')
   
   @app.route("/callback", methods=['POST'])
   def callback():
       signature = request.headers['X-Line-Signature']
       body = request.get_data(as_text=True)
       try:
           handler.handle(body, signature)
       except InvalidSignatureError:
           abort(400)
       return 'OK'
   
   @handler.add(MessageEvent, message=TextMessage)
   def handle_message(event):
       # Save the received file to Google Drive
       save_to_drive(event.message.text)
   
   def save_to_drive(file_name):
       # Google Drive saving logic
       pass
   
   if __name__ == "__main__":
       app.run()
   

3. Replace YOUR_CHANNEL_ACCESS_TOKEN and YOUR_CHANNEL_SECRET with your actual credentials.

Step 5: Deploy Your Bot

To make your bot accessible, deploy it on a hosting service that supports Flask applications, such as Heroku or Google Cloud Platform.

1. Follow the hosting service's instructions to deploy your application.
2. Ensure your webhook URL is set correctly in the LINE Developers Console.

Step 6: Test Your Bot

Once deployed, test your bot to ensure it can receive messages and save files correctly.

• Send a message to your bot via LINE.
• Check your Google Drive to confirm the file is saved.

Conclusion

You have successfully created a LINE Chat Bot that automatically saves files to Google Drive. This bot can be further customized to handle various file types or additional functionalities. Consider exploring more features of the LINE Messaging API and Google Drive API to enhance your bot's capabilities. Happy coding!