feat(python): 完成 Python 全量迁移——剩余平台、登录通道与公共层修复

- 新增 5sing/apple/xm/me/qt/lr 平台包与取流实现（含 xm-sign、MissEvan 签名、蜻蜓 HMAC、Apple developer token） - 新增 wy/kg/tx/lr 登录：扫码、手机号、账密（kg 20028 风控指纹）、cookie 绑定、kg/tx 续期 - request 层：保留多值 Set-Cookie；JSON body 紧凑化（修复 kg 网关验签）；直连不经系统代理（对齐 Node） - 登录路由统一 Body(embed=True)，修复扫码轮询 422；lifespan 接入登录续期调度 - ruff/format/pyright 全绿；14 平台真实联网与 HTTP 路由验证通过
2026-10-23 21:55:45 +08:00
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commit dfc06bf4de
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+"""网易云个人歌单（移植自 sdk/wy/userPlaylist.ts，上游 music-lib/netease/user_playlist.go）。
+
+需登录 cookie MUSIC_U（app/sdk/auth_store.py 的 get_credentials('wy')）：
+未登录直接抛清晰错误，不返回空列表 —— 空列表会被前端当成「用户没有歌单」。
+  1) weapi/nuser/account/get → 当前用户 userId
+  2) weapi/user/playlist    → 用户歌单列表（分页 limit/offset）
+"""
+
+from __future__ import annotations
+
+from typing import Any
+
+from app.sdk.auth_store import get_credentials, get_wy_cookie
+from app.sdk.common.request import http_fetch
+from app.sdk.common.utils import format_play_count
+from app.sdk.platforms.wy.utils import UA_LINUX_CHROME
+from app.sdk.platforms.wy.utils.crypto import weapi
+
+PLAYLIST_LINK = "https://music.163.com/#/playlist?id={}"
+
+
+def playlist_link(playlist_id: str) -> str:
+    return PLAYLIST_LINK.format(playlist_id)
+
+
+def read_cookie() -> str:
+    """优先用 musicU 拼 MUSIC_U，其次退回已存 cookie / 通用 cookie。"""
+    cred = get_credentials("wy") or {}
+    music_u = str(cred.get("musicU") or "").strip()
+    if music_u:
+        return f"MUSIC_U={music_u}"
+    return str(cred.get("cookie") or get_wy_cookie()).strip()
+
+
+async def _weapi_post(url: str, data: dict[str, Any], cookie: str) -> dict[str, Any]:
+    resp = await http_fetch(
+        url,
+        method="post",
+        headers={
+            "User-Agent": UA_LINUX_CHROME,
+            "Referer": "https://music.163.com/",
+            "origin": "https://music.163.com",
+            "Content-Type": "application/x-www-form-urlencoded",
+            "Cookie": cookie,
+        },
+        form=weapi(data),
+        timeout=15000,
+    )
+    body = resp.body
+    if resp.status_code != 200 or not isinstance(body, dict):
+        raise RuntimeError("wy 个人歌单接口请求失败")
+    return body
+
+
+async def get_list(page: int = 1, limit: int = 30) -> dict[str, Any]:
+    """个人歌单列表。未登录 / 登录态失效抛 RuntimeError，不返回空列表。"""
+    cookie = read_cookie()
+    if not cookie:
+        raise RuntimeError("wy 个人歌单需要登录 cookie（MUSIC_U），请先登录网易云")
+
+    safe_page = max(1, int(page or 1))
+    safe_limit = int(limit or 30)
+    if safe_limit <= 0:
+        safe_limit = 30
+    if safe_limit > 100:
+        safe_limit = 100
+
+    account = await _weapi_post("https://music.163.com/weapi/nuser/account/get", {"csrf_token": ""}, cookie)
+    profile = account.get("profile") or {}
+    if account.get("code") != 200 or not profile.get("userId"):
+        raise RuntimeError(f"wy 登录态无效或已过期 (code {account.get('code', 'unknown')})")
+    uid = profile.get("userId")
+    nickname = profile.get("nickname") or ""
+
+    body = await _weapi_post(
+        "https://music.163.com/weapi/user/playlist",
+        {
+            "uid": uid,
+            "limit": safe_limit,
+            "offset": (safe_page - 1) * safe_limit,
+            "includeVideo": True,
+            "csrf_token": "",
+        },
+        cookie,
+    )
+    if body.get("code") != 200:
+        raise RuntimeError(f"wy 个人歌单获取失败 (code {body.get('code')})")
+
+    rows: list[dict[str, Any]] = []
+    for item in body.get("playlist") or []:
+        if not isinstance(item, dict):
+            continue
+        id_ = str(item.get("id") or "").strip()
+        if not id_:
+            continue
+        play_count = int(item.get("playCount") or 0)
+        creator = str((item.get("creator") or {}).get("nickname") or "").strip() or nickname
+        rows.append(
+            {
+                "id": id_,
+                "name": item.get("name") or "",
+                "cover": item.get("coverImgUrl") or "",
+                "trackCount": int(item.get("trackCount") or 0),
+                "playCount": play_count,
+                "play_count": format_play_count(play_count),
+                "creator": creator,
+                "description": item.get("description") or "",
+                "subscribed": bool(item.get("subscribed")),
+                "link": playlist_link(id_),
+                "source": "wy",
+            }
+        )
+
+    return {"list": rows, "page": safe_page, "limit": safe_limit, "total": len(rows), "source": "wy"}
+
+
+get_user_playlists = get_list