timezone-db

A simple Rust-powered API service for managing and retrieving user timezones.

Features

• Store user timezones via /set endpoint (requires Discord OAuth)
• Retrieve timezones by user ID via /get
• List all saved timezones
• Cookie-based session handling using Redis
• Built-in CORS support
• Fully containerized with PostgreSQL and DragonflyDB

Requirements

• Docker & Docker Compose
• .env file with required environment variables

Environment Variables

Create a .env file with the following:

HOST=0.0.0.0
PORT=3000

DATABASE_URL=postgres://postgres:postgres@postgres:5432/postgres
REDIS_URL=redis://dragonfly:6379

CLIENT_ID=your_discord_client_id
CLIENT_SECRET=your_discord_client_secret
REDIRECT_URI=https://your.domain/auth/discord/callback

Setup

Build and Run with Docker

docker compose up --build

API Endpoints

GET /get?id=<discord_user_id>

Returns stored timezone and username for the given user ID.

GET /set?timezone=<iana_timezone>

Stores timezone for the authenticated user. Requires Discord OAuth session.

GET /delete

Deletes the authenticated user's timezone entry. Requires Discord OAuth session.

GET /list

Returns a JSON object of all stored timezones by user ID.

GET /me

Returns Discord profile info for the current session.

GET /auth/discord

Starts OAuth2 authentication flow.

GET /auth/discord/callback

Handles OAuth2 redirect and sets a session cookie.

License

BSD-3-Clause