#!/usr/bin/env python3
"""
Deep2048 基准测试工具启动器

快速启动性能基准测试，找到最优配置
"""

import sys
import os
from pathlib import Path

# 添加项目根目录到Python路径
project_root = Path(__file__).parent
sys.path.insert(0, str(project_root))

from tools.benchmark import QuickBenchmark


def main():
    """主函数"""
    import argparse
    
    parser = argparse.ArgumentParser(
        description="Deep2048 性能基准测试工具",
        formatter_class=argparse.RawDescriptionHelpFormatter,
        epilog="""
使用示例:
  python benchmark_tool.py                    # 完整基准测试
  python benchmark_tool.py --quick            # 快速测试
  python benchmark_tool.py -o results/my_test # 指定输出目录
        """
    )
    
    parser.add_argument(
        "--output", "-o", 
        default="results/benchmark", 
        help="结果输出目录 (默认: results/benchmark)"
    )
    
    parser.add_argument(
        "--quick", 
        action="store_true", 
        help="快速测试模式（仅测试线程性能）"
    )
    
    parser.add_argument(
        "--threads", "-t",
        type=int,
        help="指定要测试的线程数（逗号分隔，如: 1,2,4,8）"
    )
    
    args = parser.parse_args()
    
    print("🚀 Deep2048 性能基准测试工具")
    print("=" * 50)
    
    try:
        benchmark = QuickBenchmark(args.output)
        
        if args.quick:
            print("运行快速测试...")
            thread_results = benchmark.test_thread_performance(100)
            
            # 找到最佳配置
            best_threads = max(thread_results.keys(), 
                             key=lambda k: thread_results[k]['sims_per_sec'])
            best_result = thread_results[best_threads]
            
            print(f"\n🎯 快速推荐:")
            print(f"  最优线程数: {best_threads}")
            print(f"  预期速度: {best_result['sims_per_sec']:.1f} 模拟/秒")
            print(f"  CPU效率: {best_result['efficiency']:.1f} 模拟/秒/核心")
            
            if best_threads > 1:
                print(f"  多线程加速: {best_result['speedup']:.2f}x")
            
        else:
            print("运行完整基准测试...")
            results = benchmark.run_full_benchmark()
            benchmark.print_recommendations(results)
        
        print(f"\n✅ 基准测试完成!")
        
    except KeyboardInterrupt:
        print("\n❌ 用户中断测试")
        sys.exit(1)
    except Exception as e:
        print(f"\n❌ 测试过程中出现错误: {e}")
        import traceback
        traceback.print_exc()
        sys.exit(1)


if __name__ == "__main__":
    main()