#!/usr/bin/env python3
"""
Config Generator Tool

读取加密的 'androidconfig.json' 或 'iosconfig.json' 文件，
生成新的加密配置文件，支持添加建议更新版本号或强制更新版本号。
"""

import json
import os
import sys
from pathlib import Path
from rich.console import Console
from rich.panel import Panel
from rich.syntax import Syntax
from rich import print as rprint

# Add the src directory to the path so we can import the crypto module
sys.path.insert(0, str(Path(__file__).parent / "src"))

from config_man.utils.crypto import encrypt, decrypt

# Initialize rich console
console = Console()


def load_encrypted_config(file_path):
    """Load and decrypt a configuration file"""
    try:
        with open(file_path, 'r', encoding='utf-8') as f:
            encrypted_content = f.read().strip()
        
        if not encrypted_content:
            console.print(f"[red]错误: 文件 {file_path} 为空[/red]")
            return None
            
        decrypted_content = decrypt(encrypted_content)
        config_data = json.loads(decrypted_content)
        return config_data
    except FileNotFoundError:
        console.print(f"[red]错误: 文件 {file_path} 不存在[/red]")
        return None
    except Exception as e:
        console.print(f"[red]错误: 无法读取或解密文件 {file_path}: {str(e)}[/red]")
        return None


def save_encrypted_config(config_data, file_path):
    """Encrypt and save a configuration file"""
    try:
        # Convert config data to JSON string
        config_json = json.dumps(config_data, ensure_ascii=False, indent=2)
        
        # Encrypt the content
        encrypted_content = encrypt(config_json)
        
        # Save to file
        with open(file_path, 'w', encoding='utf-8') as f:
            f.write(encrypted_content)
        
        console.print(f"[green]✅ 配置文件已保存到: {file_path}[/green]")
        return True
    except Exception as e:
        console.print(f"[red]错误: 无法保存文件 {file_path}: {str(e)}[/red]")
        return False


def add_suggest_update(config_data, update_version):
    """Add suggest update version (Ver_New) to config"""
    # Show before and after
    console.print(Panel("更新前的配置", title="🔄 更新前", border_style="blue"))
    console.print(Syntax(json.dumps(config_data, ensure_ascii=False, indent=2), "json", theme="monokai"))
    
    # Get the Ver value from the update version config
    # For now, we'll just add the version string as Ver_New
    config_data["Ver_New"] = update_version
    
    console.print(Panel("更新后的配置", title="✅ 更新后", border_style="green"))
    console.print(Syntax(json.dumps(config_data, ensure_ascii=False, indent=2), "json", theme="monokai"))
    
    console.print(f"✅ 已添加建议更新版本: {update_version}")
    return config_data


def add_force_update(config_data, update_version):
    """Add force update version (Ver) to config"""
    # Show before and after
    console.print(Panel("更新前的配置", title="🔄 更新前", border_style="blue"))
    console.print(Syntax(json.dumps(config_data, ensure_ascii=False, indent=2), "json", theme="monokai"))
    
    # Update the Ver field
    config_data["Ver"] = update_version
    
    console.print(Panel("更新后的配置", title="✅ 更新后", border_style="green"))
    console.print(Syntax(json.dumps(config_data, ensure_ascii=False, indent=2), "json", theme="monokai"))
    
    console.print(f"✅ 已更新强制版本为: {update_version}")
    return config_data


def main():
    console.print(Panel("🔧 Config Generator Tool", expand=False, border_style="bold blue"))
    
    # Get input file path
    while True:
        input_file = input("请输入要读取的加密配置文件路径 (如: androidconfig.json): ").strip()
        if input_file and os.path.exists(input_file):
            break
        console.print("[red]❌ 文件不存在，请重新输入[/red]")
    
    # Load and decrypt the config file
    console.print(f"[blue]正在读取配置文件: {input_file}[/blue]")
    config_data = load_encrypted_config(input_file)
    if config_data is None:
        return 1
    
    console.print("[green]✅ 配置文件读取成功[/green]")
    console.print(f"[cyan]当前版本: {config_data.get('Ver', 'N/A')}[/cyan]")
    
    # Get update type
    while True:
        update_type = input("\n请选择更新类型 (1: 建议更新, 2: 强制更新): ").strip()
        if update_type in ['1', '2']:
            break
        console.print("[red]❌ 请输入 1 或 2[/red]")
    
    # Get update version
    update_version = input("请输入更新版本号 (如: 0.30): ").strip()
    if not update_version:
        console.print("[red]❌ 版本号不能为空[/red]")
        return 1
    
    # Apply update
    if update_type == '1':
        config_data = add_suggest_update(config_data, update_version)
    else:
        config_data = add_force_update(config_data, update_version)
    
    # Get output file path
    default_output = f"new_{os.path.basename(input_file)}"
    output_file = input(f"\n请输入输出文件路径 (默认: {default_output}): ").strip()
    if not output_file:
        output_file = default_output
    
    # Save the new encrypted config
    console.print(f"[blue]正在保存配置文件: {output_file}[/blue]")
    if save_encrypted_config(config_data, output_file):
        console.print(Panel("🎉 配置文件生成完成!", expand=False, border_style="bold green"))
        return 0
    else:
        return 1


if __name__ == "__main__":
    try:
        sys.exit(main())
    except KeyboardInterrupt:
        print("\n\n👋 已取消操作")
        sys.exit(0)
    except Exception as e:
        print(f"\n❌ 程序执行出错: {str(e)}")
        sys.exit(1)