"""虎牙设备绑定：画像与指纹状态解绑。"""

from fastapi import APIRouter

from ._common import *

router = APIRouter()


@router.get("/device-bindings")
def list_device_bindings(
    db: Session = Depends(get_db), current: User = Depends(get_current_user)
):
    """列出所有账号 ↔ 设备环境绑定 (画像 + 指纹状态 + 账号表三方合并)。"""
    if not any(user_has_permission(current, p) for p in _DEVICE_BINDINGS_PERMS_VIEW):
        raise HTTPException(status_code=403, detail="无虎牙账号查看权限")
    profiles = _load_profile_db()
    accounts = {a.username: a for a in db.query(HuyaAccount).all() if a.username}
    rows = []
    for account, prof in sorted(profiles.items()):
        acct = accounts.get(account)
        state_dir = _fp_state_dir(account)
        last_login = prof.get("last_login") or {}
        rows.append(
            {
                "account": account,
                "vendor": prof.get("vendor", ""),
                "model": prof.get("model", ""),
                "screen": prof.get("screen", ""),
                "fingerprint_masked": _mask_hex(prof.get("fingerprint")),
                "guid32_masked": _mask_hex(prof.get("guid32")),
                "hebe_count": len(prof.get("hebe") or {}),
                "hdid32": prof.get("hdid", ""),  # t1.t0 app 级常量, 非敏感
                "has_hydevice_state": state_dir.exists(),
                "login_channel": (acct.login_channel if acct else "") or "",
                "account_status": (acct.status if acct else "") or "未入库",
                "bound_at": prof.get("bound_at"),
                "last_login_at": last_login.get("at"),
                "last_login_ok": last_login.get("ok"),
            }
        )
    return {"items": rows, "total": len(rows)}


@router.delete("/device-bindings/{account}")
def delete_device_binding(
    account: str,
    db: Session = Depends(get_db),
    current: User = Depends(get_current_user),
):
    """解绑: 删除该账号的设备画像与 hydevice 指纹状态, 下次登录自动生成全新环境。"""
    _require_huya_perm(current, "huya:import")
    profiles = _load_profile_db()
    if account not in profiles:
        raise HTTPException(status_code=404, detail="该账号没有设备绑定记录")
    profiles.pop(account)
    _save_profile_db(profiles)
    state_dir = _fp_state_dir(account)
    removed_state = False
    if state_dir.exists():
        shutil.rmtree(state_dir, ignore_errors=True)
        removed_state = True
    return {
        "ok": True,
        "account": account,
        "profile_removed": True,
        "fp_state_removed": removed_state,
        "message": "已解绑, 下次 App 协议登录将自动生成全新设备环境并重新注册",
    }


@router.post("/device-bindings/batch-delete")
def delete_device_bindings(
    req: HuyaDeviceBindingsBatchDeleteRequest,
    db: Session = Depends(get_db),
    current: User = Depends(get_current_user),
):
    """批量解绑: 一次删除多个账号的设备画像与指纹状态。"""
    _require_huya_perm(current, "huya:import")
    removed, missing = _unbind_device_accounts(req.accounts)
    if not removed:
        raise HTTPException(status_code=404, detail="所选账号均没有设备绑定记录")
    message = f"已批量解绑 {len(removed)} 个账号"
    if missing:
        message += f"，{len(missing)} 个账号无绑定记录已跳过"
    message += "，下次 App 协议登录将自动生成全新设备环境并重新注册"
    return {"ok": True, "removed": removed, "missing": missing, "message": message}