Trivia Battle - Linera Blockchain DApp

A multiplayer trivia game built on Linera blockchain with betting, leaderboard, and admin question management.

Project Structure

trivia-battle/
├── abi/                # Shared types (questions, leaderboard, etc.)
├── bankroll/           # Token / betting logic
├── trivia/             # Main game contract (rooms, gameplay)
├── master/             # Admin contract (question bank, fees)
├── frontend/           # Frontend
├── Cargo.toml          # Workspace
└── README.md           # This file

Features

• Create/join trivia rooms with bets
• Real-time gameplay
• Global leaderboard
• Admin question management
• Protocol fees collected to treasury

Local Development

Prerequisites

• Rust (stable)
• Linera CLI (cargo install linera-cli)
• Flutter (for frontend)

Build All Contracts

cargo build --release --workspace

Run Local Network

linera net up --with-faucet

Keep this running.

Publish Apps (in order)

# In master folder
linera publish-and-create target/wasm32-unknown-unknown/release/master.wasm

# In trivia folder (use master app ID as parameter)
linera publish-and-create target/wasm32-unknown-unknown/release/trivia.wasm --parameters "<master_app_id>"

# In bankroll folder
linera publish-and-create target/wasm32-unknown-unknown/release/bankroll.wasm

Run Frontend

cd frontend
pnpm install
pnpm dev

Open http://localhost:8080 (or port shown)

Architecture

• master -> Central question bank + treasury
• trivia -> Game rooms and gameplay
• bankroll -> Token handling for bets
• abi -> Shared types between contracts

Commands

# Build all
cargo build --release --workspace

# Clean
cargo clean

# Format
cargo fmt --all

Future Ideas

• Daily bonuses
• NFT rewards
• Tournaments
• Mobile app

Happy battling! 🚀💰⚡

Built with ❤️ on Linera blockchain