Spark Login

[2.0.0] - 2026-06-21

Major Features

#### Dialog UI Authentication - Implemented graphical pre-join authentication using Paper's Dialog API - Players now see beautiful dialog boxes for registration and login instead of chat commands - Click-based authentication with button inputs - Seamless integration with server join flow - Full player lockdown until authentication completed - Modern, user-friendly interface #### AuthMe Migration System - Added `/sparklogin migrate authme` command for one-click migration from AuthMeReloaded - Supports SHA256 and BCRYPT hash types from AuthMe - Automatic detection of AuthMe database backend (SQLite, MySQL, MariaDB) - Reads AuthMe configuration from plugins/AuthMe/config.yml - Preserves all player passwords - no resets required - Auto-upgrade to BCrypt on first successful login after migration - Creates backup before migration at plugins/SparkLogin/backups/pre-authme-migration-<timestamp>.db - Progress tracking with action bar display - Detailed migration logging at plugins/SparkLogin/logs/authme-migration.log - Batch import for efficient processing - Statistics summary after migration (imported, skipped, unsupported, failed)

Performance Optimizations

#### Account Caching - Implemented high-performance account caching using Caffeine library - Reduces database queries by caching frequently accessed accounts - Configurable TTL (default: 5 minutes) and max size (default: 1000) - Sliding expiration on cache reads - Cache invalidation on account updates (save, update, delete) - Configurable via cache.account-ttl-minutes and cache.max-size in config.yml

User Experience

#### Chat Messages - Added chat messages after successful login: "Logged In. Enjoy!" - Added chat messages after successful registration: "Successfully registered. Enjoy!" - Enhanced user feedback for authentication events #### Command Registration - Registered `/sparklogin migrate authme` command in plugin.yml - Updated tab completion for migrate command - Added permission: sparklogin.admin

Bug Fixes

- Fixed SHA256 password verification to match AuthMe's exact implementation - Resolved issues with AuthMe hash type detection - Fixed cache invalidation on account updates

Breaking Changes

- Plugin version updated to 2.0.0 - Database schema migration required (automatic on first run) - Existing accounts will have hash_type set to BCRYPT by default ---