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47 lines
1.3 KiB
Markdown
47 lines
1.3 KiB
Markdown
# LinkPreviewsBot
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A bot that demonstrates all `LinkPreviewOptions` variants by replying with multiple messages, each
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using a different link preview style.
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## Functionality
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When the user sends a message containing a URL, the bot extracts the URL and sends several reply
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messages, each with a different `LinkPreviewOptions` configuration: disabled, small preview above
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text, large preview above text, small preview below text, large preview below text, and the default
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(no explicit options).
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## Arguments
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| Position | Value | Description |
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|----------|-------|-------------|
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| 1 | `BOT_TOKEN` | Telegram bot token |
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Optional arguments (any order after the token):
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| Value | Description |
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|-------|-------------|
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| `debug` | Enable verbose debug logging |
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| `testServer` | Connect to the Telegram test server instead of production |
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## Bot Commands
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None.
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## Capabilities
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- Extracts URLs from the text entities of incoming messages
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- Sends one reply per `LinkPreviewOptions` variant:
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- Preview disabled
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- Small image, positioned above text
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- Large image, positioned above text
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- Small image, positioned below text
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- Large image, positioned below text
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- Default (Telegram-chosen behaviour)
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- Runs via long polling
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## Launch
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```bash
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../gradlew run --args="BOT_TOKEN"
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```
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