🧠 WardVision Backend

WardVision Backend is a robust Node.js & Express.js API that serves as the data core for the WardVision Frontend. It communicates with Riot Games APIs and manages local data caching and patch version syncing, ensuring reliable and fast delivery of League of Legends game data.

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🚀 Key Features

• 🔍 Summoner Search – Fetch summoner profile, ranked stats, and game status
• 🕹️ Match History – Retrieve recent matches with per-player and match-level details
• 🧙 Champion Data – Serve all champion info, stats, spells, images, and tooltips
• 🔄 Champion Rotation – Display the weekly free-to-play champion pool
• 🏆 Leaderboard Access – Get top player data by region and ranked queue type
• ⚡ Caching Layer – Reduce Riot API requests with in-memory caching
• 🧩 Patch Syncing – Update DataDragon data via script
• 🧪 Clean API Structure – Organized route/service layers
• 🔐 Environment Safe – Uses .env for sensitive config and API keys

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🛠️ Tech Stack

• Node.js & Express.js
• Axios – For Riot API requests
• PM2 – Process management and auto-restarts
• Oracle Cloud VM – Production hosting
• Riot Games API – Live League of Legends data
• Riot DDragon – Static asset repository (champion data, images, etc.)

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🔁 Riot DDragon Integration

WardVision integrates Riot’s Data Dragon (DDragon) for champion icons, item images, abilities, and patch versions.

🔄 Auto Update Script

You can run this script manually or schedule it with a cron job:

npm run update:ddragon

What it does:

• Checks Riot’s latest version from the CDN

• Downloads new champion and asset data

• Updates ddragon/version.txt

🛠️ Setup & Run Locally

1. Clone the repository

git clone https://github.com/Plavsic01/WardVision-Backend
cd wardvision-backend

2. Install dependencies

npm install

3. Create .env file

PORT=4000
RIOT_API_KEY=your_riot_api_key

4. Download DDragon data

npm run update:ddragon

4. Start the server

npm run dev