NewShop

Added

- Pagination System: Shop now supports unlimited items with page navigation (previous/next buttons) - Category System: Items are automatically categorized (Blocks, Tools, Weapons, Food, etc.) - Search Functionality: New /shop search <query> command to find specific items - Category Filtering: New /shop category <category> command to browse by category - Transaction Logging: All purchases and sales are now logged to console for auditing - Expired Listings: Configurable item expiration system (default 7 days) - Inventory Full Check: Prevents purchases when buyer's inventory is full - Admin Commands: - /shop admin clear - Clear all shop items - /shop admin reload - Reload configuration - /shop admin stats - View shop statistics - Enhanced GUI Navigation: Back buttons and better menu flow - Item Comparison: Proper ItemStack comparison including NBT data and metadata - Configuration File: New config.yml with all customizable settings - Detailed Permissions: Granular permission system for all features - Auction System: Complete auction functionality with bidding - /auction - Browse active auctions - /auction create <starting bid> <duration> - Create new auction - Automatic auction expiration and winner notification - Bid history tracking - Wishlist System: Track items you want to buy - /wishlist - View your wishlist - /wishlist add <material> <max price> - Add item to wishlist - Automatic notifications when wishlist items become available - Statistics System: Comprehensive transaction tracking - /shopstats - View your personal statistics - /shopstats global - View global shop statistics (admin) - Track total sales, purchases, revenue, and spending - Transaction history with timestamps - Most sold items and top sellers - Chest Shop System: Physical chest-based shops in the world - /criarloja <price> - Create a chest shop while looking at a chest and holding an item - /loja preco <price> - Change shop price - /loja coletar - Collect earnings from offline sales - /loja ilimitado - Toggle unlimited stock (admin permission) - /loja remover - Remove chest shop - /loja minhas - List all your chest shops - /loja adicionar - Add items from hand to chest shop stock - Automatic stock management from chest inventory - Protection against unauthorized breaking - Left-click to view shop info, right-click to buy - Shift + right-click to buy maximum amount - Owner management with shift + right-click

Fixed

- Item Matching Bug: Fixed unreliable item matching in /myshop using proper ItemStack comparison - Durability Issues: Removed deprecated getDurability() calls - Data Persistence: Improved save/load reliability with better error handling - Memory Leaks: Proper cleanup of GUI sessions and listeners - Concurrent Modification: Thread-safe operations on shop data - Critical Bug Fixes: - Fixed method signature mismatch in StatisticsManager causing compilation errors - Fixed NullPointerException in ChestShopListener when inventory location is null - Fixed item loss when auction winner is offline - items now stored for later retrieval - Fixed item loss when seller is offline for expired listings - Fixed economy null checks throughout all transaction methods - Fixed NumberFormatException in page number extraction with try-catch - Fixed WishlistManager data loading path construction - Fixed ConfigManager to preserve existing config on reload - Added proper offline player handling for all transactions - Added validation for world existence when loading chest shops - Improved error messages and logging throughout

Technical

- Package Structure: com.example.newshop with subpackages for models, managers, gui, commands, and listeners - Data Format: Enhanced YAML structure with UUID-based item tracking - API Version: Updated to 1.21 for Paper compatibility - Build System: Maven with shade plugin for dependency management - Multiple Data Files: Separate YAML files for shops, auctions, wishlists, statistics, and chest shops

Configuration

- New configurable options in config.yml: - Maximum items per player - Tax percentage on sales - Item expiration days - GUI titles and messages - Category display names - Admin permissions - Auction settings - Wishlist limits - Statistics tracking options - Enable/disable GUI shop system - Enable/disable chest shop system