"""
完整工具系统使用示例

演示基础工具和高级工具的使用。
"""

import asyncio
from agent.tools.builtin import (
    read_file,
    edit_file,
    write_file,
    bash_command,
    glob_files,
    grep_content
)


async def demo_basic_tools():
    """演示基础工具（Python 实现）"""

    print("=" * 60)
    print("基础工具演示")
    print("=" * 60)

    # 1. 读取文件
    print("\n1. 读取文件")
    result = await read_file(file_path="README.md", limit=20)
    print(f"✅ {result.title}")
    print(f"   前 5 行: {result.output[:200]}...")

    # 2. 搜索文件
    print("\n2. Glob 搜索")
    result = await glob_files(pattern="**/*.py", path="agent/tools")
    print(f"✅ {result.title}")
    print(f"   找到 {result.metadata['count']} 个文件")

    # 3. 内容搜索
    print("\n3. Grep 搜索")
    result = await grep_content(
        pattern="async def",
        path="agent/tools/builtin",
        include="*.py"
    )
    print(f"✅ {result.title}")
    print(f"   找到 {result.metadata['matches']} 个匹配")

    # 4. 执行命令
    print("\n4. Bash 命令")
    result = await bash_command(
        command="git status --short",
        timeout=10
    )
    print(f"✅ {result.title}")
    print(f"   退出码: {result.metadata['exit_code']}")

    # 5. 编辑文件（演示智能匹配）
    print("\n5. 智能编辑（9 种策略）")

    # 创建测试文件
    test_content = """
def hello():
    print("Hello")

def world():
    print("World")
"""
    await write_file(file_path="/tmp/test_edit.py", content=test_content)

    # 编辑：忽略缩进（会使用 IndentationFlexibleReplacer）
    result = await edit_file(
        file_path="/tmp/test_edit.py",
        old_string='def hello():\nprint("Hello")',  # 缩进不同
        new_string='def hello():\n    print("Hello, World!")'
    )
    print(f"✅ {result.title}")
    print(f"   Diff:\n{result.metadata['diff'][:200]}...")


async def demo_advanced_tools():
    """演示高级工具（Bun 适配器）"""

    print("\n" + "=" * 60)
    print("高级工具演示（需要 Bun）")
    print("=" * 60)

    try:
        from agent.tools.advanced import webfetch, lsp_diagnostics

        # 1. 网页抓取
        print("\n1. 网页抓取 (HTML -> Markdown)")
        result = await webfetch(
            url="https://example.com",
            format="markdown"
        )
        print(f"✅ {result.title}")
        print(f"   内容长度: {len(result.output)} 字符")

        # 2. LSP 诊断
        print("\n2. LSP 诊断")
        result = await lsp_diagnostics(
            file_path="agent/tools/builtin/edit.py"
        )
        print(f"✅ {result.title}")
        print(f"   诊断结果: {result.output[:200]}...")

    except Exception as e:
        print(f"⚠️  高级工具需要 Bun 运行时: {e}")
        print("   安装: curl -fsSL https://bun.sh/install | bash")


async def demo_edit_strategies():
    """演示 edit_file 的 9 种匹配策略"""

    print("\n" + "=" * 60)
    print("edit_file 策略演示")
    print("=" * 60)

    test_cases = [
        {
            "name": "策略 1: 精确匹配",
            "content": "DEBUG = True\nVERBOSE = False",
            "old": "DEBUG = True",
            "new": "DEBUG = False"
        },
        {
            "name": "策略 2: 忽略行首尾空白",
            "content": "  DEBUG = True  \nVERBOSE = False",
            "old": "DEBUG = True",  # 无空白
            "new": "DEBUG = False"
        },
        {
            "name": "策略 4: 空白归一化",
            "content": "DEBUG  =   True",
            "old": "DEBUG = True",  # 单空格
            "new": "DEBUG = False"
        },
        {
            "name": "策略 5: 灵活缩进",
            "content": """
def foo():
    if True:
        print("hello")
""",
            "old": "if True:\nprint(\"hello\")",  # 无缩进
            "new": "if True:\n    print(\"world\")"
        }
    ]

    for i, test in enumerate(test_cases, 1):
        print(f"\n{i}. {test['name']}")

        # 创建测试文件
        test_file = f"/tmp/test_strategy_{i}.py"
        await write_file(file_path=test_file, content=test["content"])

        # 执行编辑
        try:
            result = await edit_file(
                file_path=test_file,
                old_string=test["old"],
                new_string=test["new"]
            )
            print(f"   ✅ 成功匹配")
        except Exception as e:
            print(f"   ❌ 失败: {e}")


async def main():
    """运行所有演示"""

    print("\n🚀 工具系统完整演示\n")

    # 基础工具
    await demo_basic_tools()

    # 编辑策略
    await demo_edit_strategies()

    # 高级工具
    await demo_advanced_tools()

    print("\n" + "=" * 60)
    print("演示完成！")
    print("=" * 60)


if __name__ == "__main__":
    asyncio.run(main())