"""
Bilibili Adapter 测试
"""
import sys
import os
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', 'src'))

from datetime import datetime, timedelta
from sources import SourceRegistry, BilibiliAdapter
from sources.bilibili import BilibiliAdapter as BiliAdapter


def test_registry():
    """测试注册表"""
    print("=" * 50)
    print("测试1: SourceRegistry 注册表")
    print("=" * 50)
    
    adapters = SourceRegistry.list()
    print(f"已注册适配器: {adapters}")
    
    adapter_class = SourceRegistry.get('bilibili')
    assert adapter_class is not None, "bilibili适配器未注册"
    print(f"✓ bilibili适配器类: {adapter_class}")
    print()


def test_adapter_init():
    """测试适配器初始化"""
    print("=" * 50)
    print("测试2: 适配器初始化")
    print("=" * 50)
    
    adapter = BiliAdapter()
    assert adapter is not None
    print("✓ BilibiliAdapter实例化成功")
    print()


def test_extract_bvid():
    """测试BV号提取"""
    print("=" * 50)
    print("测试3: BV号提取")
    print("=" * 50)
    
    adapter = BiliAdapter()
    
    test_urls = [
        ("https://www.bilibili.com/video/BV1GJ411x7h7", "BV1GJ411x7h7"),
        ("https://b23.tv/BV1GJ411x7h7", "BV1GJ411x7h7"),
        ("BV1GJ411x7h7", "BV1GJ411x7h7"),
        ("https://www.bilibili.com/video/bv1gj411x7h7", "bv1gj411x7h7"),
    ]
    
    for url, expected in test_urls:
        result = adapter._extract_bvid_from_url(url)
        if result and result.upper() == expected.upper():
            print(f"✓ {url} -> {result}")
        else:
            print(f"✗ {url} -> {result} (期望: {expected})")
    print()


def test_fetch_content():
    """测试获取视频内容（真实API调用）"""
    print("=" * 50)
    print("测试4: 从URL提取视频内容")
    print("=" * 50)
    
    adapter = BiliAdapter()
    
    # 使用一个公开的视频链接测试
    test_url = "https://www.bilibili.com/video/BV1GJ411x7h7"
    
    try:
        content = adapter.extract_content(test_url)
        if content:
            print(f"✓ 成功提取视频信息:")
            print(f"  - ID: {content.id}")
            print(f"  - 标题: {content.title[:50]}...")
            print(f"  - 作者: {content.author}")
            print(f"  - 时长: {content.duration}秒")
            print(f"  - URL: {content.url}")
        else:
            print(f"✗ 无法提取视频内容")
    except Exception as e:
        print(f"✗ 提取失败: {e}")
    print()


def test_get_transcript():
    """测试获取字幕（真实API调用）"""
    print("=" * 50)
    print("测试5: 获取视频字幕")
    print("=" * 50)
    
    adapter = BiliAdapter()
    
    # 找一个有字幕的视频
    # BV1GJ411x7h7 是经典测试视频
    test_url = "https://www.bilibili.com/video/BV1GJ411x7h7"
    
    try:
        content = adapter.extract_content(test_url)
        if content:
            transcript = adapter.get_transcript(content)
            if transcript:
                lines = transcript.split('\n')
                print(f"✓ 成功获取字幕:")
                print(f"  - 总行数: {len(lines)}")
                print(f"  - 前200字符:\n{transcript[:200]}...")
            else:
                print(f"ℹ 该视频无字幕或字幕获取失败")
        else:
            print(f"✗ 无法获取视频内容")
    except Exception as e:
        print(f"✗ 获取字幕失败: {e}")
    print()


def test_parse_duration():
    """测试时长解析"""
    print("=" * 50)
    print("测试6: 时长解析")
    print("=" * 50)
    
    adapter = BiliAdapter()
    
    test_cases = [
        ("5:30", 330),
        ("1:23:45", 5025),
        ("0:45", 45),
        ("10:00", 600),
    ]
    
    for duration_str, expected in test_cases:
        result = adapter._parse_duration(duration_str)
        if result == expected:
            print(f"✓ {duration_str} -> {result}秒")
        else:
            print(f"✗ {duration_str} -> {result}秒 (期望: {expected})")
    print()


def test_timestamp_conversion():
    """测试时间戳转换"""
    print("=" * 50)
    print("测试7: 时间戳转换")
    print("=" * 50)
    
    adapter = BiliAdapter()
    
    # 测试秒级时间戳
    ts = 1704067200  # 2024-01-01 00:00:00
    dt = adapter._timestamp_to_datetime(ts)
    print(f"✓ 秒级时间戳 {ts} -> {dt}")
    
    # 测试毫秒级时间戳
    ts_ms = 1704067200000
    dt = adapter._timestamp_to_datetime(ts_ms)
    print(f"✓ 毫秒级时间戳 {ts_ms} -> {dt}")
    print()


if __name__ == "__main__":
    print("\n" + "=" * 60)
    print("Bilibili Adapter 测试套件")
    print("=" * 60 + "\n")
    
    test_registry()
    test_adapter_init()
    test_extract_bvid()
    test_parse_duration()
    test_timestamp_conversion()
    test_fetch_content()
    test_get_transcript()
    
    print("\n" + "=" * 60)
    print("测试完成")
    print("=" * 60)