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thirdsouth

thirdsouth

Mercury

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Val Town is a collaborative website to build and scale JavaScript apps.

Deploy APIs, crons, & store data – all from the browser, and deployed in milliseconds.

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Mercury Bank + Slack Integration

This project integrates Mercury Bank's API with Slack, allowing you to:

Check account balances
View recent transactions
Get notifications for important account events
Search and filter transactions

Project Structure

/backend/ - Server-side code for handling API requests
- index.ts - Main HTTP entry point
- mercury.ts - Mercury API client
- slack.ts - Slack message formatting and command handling
/shared/ - Shared types and utilities
- types.ts - TypeScript interfaces for Mercury and Slack data

Setup Requirements

Mercury API credentials (stored as environment variables)
Slack App with slash commands configured
Webhook URL from this Val pointing to your Slack app

Usage

Once configured, you can use the following slash commands in Slack:

/mercury balance - Check your account balances
/mercury transactions [count] - View recent transactions
/mercury search [query] - Search transactions

Security Notes

All API credentials are stored as environment variables
No sensitive data is logged or stored