import json
import sys
from typing import Dict, List, Tuple, Optional
from artifact_optimizer import ArtifactOptimizer

class InteractiveArtifactOptimizer:
    def __init__(self):
        self.optimizer = ArtifactOptimizer()
        self.available_characters = []
        
    def load_data(self):
        """Load artifact and character data"""
        try:
            self.optimizer.load_data('data.json', 'characters.json')
            self.available_characters = list(self.optimizer.character_data.keys())
            print("✅ Data loaded successfully!")
            print(f"📦 Total artifacts: {len(self.optimizer.artifacts)}")
            print(f"👥 Available characters: {len(self.available_characters)}")
            return True
        except FileNotFoundError as e:
            print(f"❌ Error loading data: {e}")
            print("Make sure 'data.json' and 'characters.json' are in the current directory.")
            return False
        except Exception as e:
            print(f"❌ Unexpected error: {e}")
            return False
    
    def display_character_info(self, character: str):
        """Display detailed character information"""
        char_data = self.optimizer.character_data.get(character, {})
        
        print(f"\n{'='*50}")
        print(f"CHARACTER INFO: {character}")
        print(f"{'='*50}")
        
        # ER Requirements
        er_req = char_data.get('er_requirement', {})
        print("🔋 Energy Recharge Requirements:")
        if isinstance(er_req, dict) and 'min' in er_req:
            print(f"   {er_req['min']}-{er_req.get('max', er_req['min'])}%")
        elif isinstance(er_req, dict):
            for scenario, req in er_req.items():
                print(f"   {scenario}: {req['min']}-{req['max']}%")
        else:
            print("   No specific requirement")
        
        # Ideal Main Stats
        ideal_stats = char_data.get('ideal_main_stats', {})
        if ideal_stats:
            print("\n🎯 Ideal Main Stats:")
            for slot, stats in ideal_stats.items():
                print(f"   {slot.capitalize()}: {', '.join(stats)}")
        
        # Substat Priority
        substats = char_data.get('substat_priority', [])
        if substats:
            print(f"\n📊 Substat Priority: {' > '.join(substats)}")
        
        # Notes
        notes = char_data.get('notes', [])
        if notes:
            print(f"\n📝 Notes:")
            for note in notes:
                print(f"   • {note}")
    
    def select_characters(self) -> List[str]:
        """Interactive character selection"""
        print(f"\n{'='*60}")
        print("CHARACTER SELECTION")
        print(f"{'='*60}")
        
        print("Available characters:")
        for i, char in enumerate(self.available_characters, 1):
            print(f"  {i}. {char}")
        
        selected_chars = []
        
        while True:
            print(f"\n📋 Current priority order: {' -> '.join(selected_chars) if selected_chars else '(none)'}")
            print(f"🎯 Remaining characters: {len(self.available_characters) - len(selected_chars)}")
            
            print("\nOptions:")
            print("  • Enter character number to add to priority list")
            print("  • Type character name directly")
            print("  • 'info [character]' to view character details")
            print("  • 'remove [position]' to remove from priority list")
            print("  • 'done' to finish selection")
            print("  • 'quit' to exit")
            
            choice = input("\n➤ Your choice: ").strip()
            
            if choice.lower() == 'quit':
                sys.exit(0)
            elif choice.lower() == 'done':
                if selected_chars:
                    break
                else:
                    print("❌ Please select at least one character!")
                    continue
            
            elif choice.startswith('info '):
                char_name = choice[5:].strip()
                if char_name in self.available_characters:
                    self.display_character_info(char_name)
                else:
                    print(f"❌ Character '{char_name}' not found!")
            
            elif choice.startswith('remove '):
                try:
                    pos = int(choice[7:].strip()) - 1
                    if 0 <= pos < len(selected_chars):
                        removed = selected_chars.pop(pos)
                        print(f"✅ Removed {removed} from position {pos + 1}")
                    else:
                        print("❌ Invalid position!")
                except ValueError:
                    print("❌ Invalid position number!")
            
            elif choice.isdigit():
                try:
                    char_index = int(choice) - 1
                    if 0 <= char_index < len(self.available_characters):
                        char = self.available_characters[char_index]
                        if char not in selected_chars:
                            selected_chars.append(char)
                            print(f"✅ Added {char} to priority position {len(selected_chars)}")
                        else:
                            print(f"⚠️ {char} is already in the priority list!")
                    else:
                        print("❌ Invalid character number!")
                except ValueError:
                    print("❌ Invalid input!")
            
            elif choice in self.available_characters:
                if choice not in selected_chars:
                    selected_chars.append(choice)
                    print(f"✅ Added {choice} to priority position {len(selected_chars)}")
                else:
                    print(f"⚠️ {choice} is already in the priority list!")
            
            else:
                print("❌ Invalid choice! Try again.")
        
        return selected_chars
    
    def get_optimization_settings(self) -> Dict:
        """Get optimization settings from user"""
        print(f"\n{'='*60}")
        print("OPTIMIZATION SETTINGS")
        print(f"{'='*60}")
        
        settings = {}
        
        # Ask about 4-star fallback
        while True:
            use_4star = input("Allow 4-star artifacts as fallback? (y/n) [default: y]: ").strip().lower()
            if use_4star in ['', 'y', 'yes']:
                settings['allow_4star_fallback'] = True
                break
            elif use_4star in ['n', 'no']:
                settings['allow_4star_fallback'] = False
                break
            else:
                print("❌ Please enter 'y' or 'n'")
        
        # Ask about ER flexibility
        while True:
            try:
                er_flexibility = input("ER requirement flexibility (%) [default: 20]: ").strip()
                if er_flexibility == '':
                    settings['er_flexibility'] = 20
                    break
                else:
                    settings['er_flexibility'] = float(er_flexibility)
                    break
            except ValueError:
                print("❌ Please enter a valid number")
        
        return settings
    
    def run_optimization(self, character_priority: List[str], settings: Dict):
        """Run the optimization process"""
        print(f"\n{'='*60}")
        print("RUNNING OPTIMIZATION")
        print(f"{'='*60}")
        
        print(f"🎯 Character priority: {' -> '.join(character_priority)}")
        print(f"⚙️ Settings: {settings}")
        print("\nOptimizing...")
        
        # Run optimization
        results = self.optimizer.optimize_builds(character_priority)
        
        # Display results
        formatted_output = self.optimizer.format_results(results)
        print(formatted_output)
        
        # Save results
        filename = 'interactive_optimization_results.txt'
        with open(filename, 'w') as f:
            f.write("INTERACTIVE ARTIFACT OPTIMIZATION RESULTS\n")
            f.write("="*60 + "\n")
            f.write(f"Character Priority: {' -> '.join(character_priority)}\n")
            f.write(f"Settings: {settings}\n")
            f.write("="*60 + "\n\n")
            f.write(formatted_output)
        
        print(f"\n💾 Results saved to '{filename}'")
        
        return results
    
    def show_summary_stats(self, results: Dict):
        """Show summary statistics"""
        print(f"\n{'='*60}")
        print("SUMMARY STATISTICS")
        print(f"{'='*60}")
        
        successful_builds = [data for data in results.values() if data['build'] is not None]
        
        if successful_builds:
            scores = [data['average_score'] for data in successful_builds]
            
            print(f"📊 Build Quality Distribution:")
            print(f"   Best build: {max(scores):.1f}/100")
            print(f"   Worst build: {min(scores):.1f}/100")
            print(f"   Average: {sum(scores)/len(scores):.1f}/100")
            
            # Quality tiers
            tiers = {
                'God-like (88+)': len([s for s in scores if s >= 88]),
                'Insane (77+)': len([s for s in scores if 77 <= s < 88]),
                'Amazing (66+)': len([s for s in scores if 66 <= s < 77]),
                'Great (55+)': len([s for s in scores if 55 <= s < 66]),
                'Good (44+)': len([s for s in scores if 44 <= s < 55]),
                'Below 44': len([s for s in scores if s < 44])
            }
            
            print(f"\n🏆 Quality Tiers:")
            for tier, count in tiers.items():
                if count > 0:
                    print(f"   {tier}: {count} build(s)")
        
        # ER compliance
        er_compliant = sum(1 for data in results.values() 
                          if data['build'] and data['er_info']['meets_requirement'])
        
        print(f"\n⚡ Energy Recharge Compliance:")
        print(f"   Builds meeting ER requirements: {er_compliant}/{len(results)}")
    
    def main_menu(self):
        """Main interactive menu"""
        print("="*60)
        print("🎮 INTERACTIVE GENSHIN ARTIFACT OPTIMIZER")
        print("="*60)
        print("Based on the artifact scoring system by Sevy")
        print("Automates the optimization process for multiple characters")
        
        if not self.load_data():
            return
        
        while True:
            print(f"\n{'='*40}")
            print("MAIN MENU")
            print(f"{'='*40}")
            print("1. Start Optimization")
            print("2. View Character Info")
            print("3. View Available Characters")
            print("4. Exit")
            
            choice = input("\n➤ Select option (1-4): ").strip()
            
            if choice == '1':
                # Start optimization process
                character_priority = self.select_characters()
                if character_priority:
                    settings = self.get_optimization_settings()
                    results = self.run_optimization(character_priority, settings)
                    self.show_summary_stats(results)
                    
                    # Ask if user wants to try again
                    while True:
                        again = input("\n🔄 Run another optimization? (y/n): ").strip().lower()
                        if again in ['y', 'yes']:
                            break
                        elif again in ['n', 'no']:
                            continue
                        else:
                            print("❌ Please enter 'y' or 'n'")
                    
                    if again in ['n', 'no']:
                        break
            
            elif choice == '2':
                # View character info
                print("\nAvailable characters:")
                for i, char in enumerate(self.available_characters, 1):
                    print(f"  {i}. {char}")
                
                char_choice = input("\nEnter character name or number: ").strip()
                
                if char_choice.isdigit():
                    try:
                        char_index = int(char_choice) - 1
                        if 0 <= char_index < len(self.available_characters):
                            self.display_character_info(self.available_characters[char_index])
                        else:
                            print("❌ Invalid character number!")
                    except ValueError:
                        print("❌ Invalid input!")
                elif char_choice in self.available_characters:
                    self.display_character_info(char_choice)
                else:
                    print(f"❌ Character '{char_choice}' not found!")
            
            elif choice == '3':
                # View available characters
                print(f"\n📋 Available Characters ({len(self.available_characters)}):")
                for char in sorted(self.available_characters):
                    print(f"  • {char}")
            
            elif choice == '4':
                print("\n👋 Thanks for using the Artifact Optimizer!")
                break
            
            else:
                print("❌ Invalid choice! Please select 1-4.")

def main():
    """Main entry point"""
    optimizer = InteractiveArtifactOptimizer()
    try:
        optimizer.main_menu()
    except KeyboardInterrupt:
        print("\n\n👋 Optimization interrupted. Goodbye!")
    except Exception as e:
        print(f"\n❌ An error occurred: {e}")
        print("Please check your data files and try again.")

if __name__ == "__main__":
    main()