"""
GeoIP2 IP归属地查询测试脚本

使用方法：
1. 安装依赖：pip install geoip2
2. 下载数据库：https://dev.maxmind.com/geoip/geoip2/geolite2/
3. 运行测试：python test_geoip.py
"""

import os
import sys

try:
    import geoip2.database
except ImportError:
    print("请先安装 geoip2: pip install geoip2")
    sys.exit(1)

DB_PATH = os.path.join(os.path.dirname(__file__), "GeoLite2-City.mmdb")

TEST_IPS = [
    "8.8.8.8",           # Google DNS (美国)
    "114.114.114.114",   # 114 DNS (中国南京)
    "223.5.5.5",         # 阿里DNS (中国杭州)
    "1.1.1.1",           # Cloudflare DNS (澳大利亚)
    "119.29.29.29",      # 腾讯DNS (中国)
]


def get_location(reader, ip: str) -> dict:
    try:
        response = reader.city(ip)
        return {
            "ip": ip,
            "country": response.country.name,
            "country_code": response.country.iso_code,
            "region": response.subdivisions.most_specific.name if response.subdivisions else None,
            "city": response.city.name,
            "latitude": response.location.latitude,
            "longitude": response.location.longitude,
            "timezone": response.location.time_zone,
        }
    except geoip2.errors.AddressNotFoundError:
        return {"ip": ip, "error": "IP未在数据库中找到"}
    except Exception as e:
        return {"ip": ip, "error": str(e)}


def main():
    if not os.path.exists(DB_PATH):
        print(f"数据库文件不存在: {DB_PATH}")
        print("请从 https://dev.maxmind.com/geoip/geoip2/geolite2/ 下载 GeoLite2-City.mmdb")
        return
    
    print(f"加载数据库: {DB_PATH}")
    reader = geoip2.database.Reader(DB_PATH)
    
    print("\n" + "=" * 60)
    print("IP归属地查询测试")
    print("=" * 60)
    
    for ip in TEST_IPS:
        result = get_location(reader, ip)
        if "error" in result:
            print(f"\n{ip}: {result['error']}")
        else:
            print(f"\n{ip}:")
            print(f"  国家: {result['country']} ({result['country_code']})")
            print(f"  地区: {result['region'] or '未知'}")
            print(f"  城市: {result['city'] or '未知'}")
            print(f"  坐标: {result['latitude']}, {result['longitude']}")
            print(f"  时区: {result['timezone']}")
    
    reader.close()
    print("\n" + "=" * 60)
    print("测试完成")


if __name__ == "__main__":
    main()