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164 lines
5.9 KiB
Plaintext
164 lines
5.9 KiB
Plaintext
---
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title: "LINE"
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description: "Build a LINE AI bot with LangBot. Connect large language models to LINE chats and official accounts."
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icon: "/images/platforms/line.svg"
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---
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This article explains how to connect LangBot with the LINE platform to implement LINE bot functionality.
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## Creating a LINE Bot
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### Register a LINE Developer Account
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1. Visit the [LINE Developers website](https://developers.line.biz/) and log in with your LINE account
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2. After logging in, enter the developer console
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### Create Provider and Channel
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> [Developer Console](https://developers.line.biz/console)
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1. In the developer console, create a new Provider (if you don't have one)
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2. Under the Provider, click "Create"
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3. Enter a name and click Create
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4. After being redirected, select Create a Message API
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* Continue by clicking Create a Message API
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* After being redirected, fill in the basic information
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- Channel Name
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- Channel Description
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- Category
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- Subcategory
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- Email Address
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5. After filling in all information, click "Continue" to create
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6. Check the information you entered, and if there are no issues, click Submit
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7. Successfully created, proceed to use
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### Get Configuration Information
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After creation, you will obtain the following important information, please record it:
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1. Channel Secret
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> [Page after clicking use](https://manager.line.biz/account)
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* Select Settings
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* Click Message API
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* Enable Message API
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* Select the Provider you just created and click Agree
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* For privacy terms, simply click OK
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* Click OK to complete creation
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* Copy it
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2. Channel Access Token (need to click the "Issue" button to generate)
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* Click console or directly visit [Console](https://developers.line.biz/console/)
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* Select the Provider you created and click Message API
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* Click Message API
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* Scroll to the bottom, click Issue
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* Click the icon to copy
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## Connecting to LangBot
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Next, open the LangBot configuration page:
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1. Click "Bots", then click "Add"
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2. Select "LINE" in "Platform/Adapter Selection"
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3. Fill in the configuration information:
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- Channel Secret: The Channel secret you obtained earlier
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- Channel Access Token: The Channel access token you obtained earlier
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4. Click "Save" to complete the configuration
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## Configure Webhook
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<Info>
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We recommend that you first refer to [Configure HTTP Reverse Proxy](/en/workshop/production/proxy-and-ssl) to configure the LangBot callback address.
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</Info>
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<Tip>
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**Don't want to set up a public server and domain?** [LangBot Cloud](https://space.langbot.app/cloud) includes built-in domain and HTTPS — get started right away.
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</Tip>
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* Get the Webhook callback URL from the LangBot configuration page
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* Click console or directly visit [Console](https://developers.line.biz/console/)
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* Select the Provider you created and click Message API
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* Click Message API
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* Click Edit to fill in the connection
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* Enter the connection (must be an HTTPS connection, which means you need an SSL certificate), click Update
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* Select Use Webhook
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5. Click the "Verify" button to test if the connection is successful
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## Feature Configuration
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In the LINE developer console, you can further configure the bot's features:
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1. In the "Messaging API" tab, find the "LINE Official Account Features" section
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2. Enable or disable the following features as needed:
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- Auto-reply messages
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- Welcome messages when adding friends
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- Group and multi-person chat
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- Greeting when the bot joins a group
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## Usage
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After configuration, users can interact with your LINE bot through the following methods:
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1. Scan the QR code provided in the LINE developer console to add the bot as a friend
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2. Send messages in the chat, and the bot will process and reply through LangBot
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## Common Issues
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### Webhook Verification Failed
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- Ensure your server can be accessed via HTTPS
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- Check if the Webhook URL is correct
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- Confirm that the LangBot service is running properly
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### Unable to Receive Messages
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- Check if the Channel Access Token is valid
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- Confirm that the "Use Webhook" option is enabled
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- Check the LangBot logs for error messages
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### Permission Issues
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- Ensure you have enabled the necessary permissions for the bot in the LINE developer console
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- For some advanced features, a LINE Premium account may be required
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