Decentralized Binary Prediction Market Smart Contract

[nelsson007]

Summary

Implements a comprehensive trustless prediction market platform for binary outcome events on Stacks blockchain.

Features Added

• Market Creation: Users can create prediction markets with customizable parameters
• Betting System: Support for YES/NO binary outcome betting with dynamic odds calculation
• Market Resolution: Authorized resolver system for outcome determination
• Reward Distribution: Automated winnings calculation and claiming mechanism
• Platform Analytics: Track betting volume, market creation, and fee collection
• Administrative Controls: Owner functions for fee management and emergency pause

Key Components

• Market lifecycle management (create → bet → resolve → claim)
• STX token integration for betting and payouts
• Platform commission system (2.5% default, max 10%)
• Emergency pause functionality for security
• Comprehensive input validation and error handling

Security Features

• Authorization checks for sensitive operations
• Time-based validation for betting and resolution periods
• Balance verification before transfers
• Protection against double-claiming rewards
• Minimum withdrawal thresholds