from __future__ import annotations

import re
from dataclasses import dataclass
from typing import Any

from yuxi.utils.logging_config import logger

_APPROVER_ID_RE = re.compile(r"^ou_[a-f0-9]+$", re.IGNORECASE)


@dataclass
class FeishuApprovalAdapter:
    approvers: list[str]
    timeout_s: float = 300.0

    def normalize_approver_id(self, raw_id: str) -> str | None:
        cleaned = raw_id.strip()
        if _APPROVER_ID_RE.match(cleaned):
            return cleaned
        if cleaned.startswith("on_"):
            return cleaned
        if cleaned.startswith("ou_"):
            return cleaned
        logger.debug("[FeishuApproval] Invalid approver ID format: %s", cleaned)
        return None

    def check_approval(self, open_id: str) -> bool:
        for approver in self.approvers:
            normalized = self.normalize_approver_id(approver)
            if normalized and normalized == open_id:
                return True
        return False

    @classmethod
    def from_config(cls, config: dict[str, Any]) -> FeishuApprovalAdapter:
        approval_cfg = config.get("approval", {}) or {}
        return cls(
            approvers=approval_cfg.get("approvers", []),
            timeout_s=float(approval_cfg.get("timeout", 300)),
        )