"""海报计划书上传模型。"""
from sqlalchemy import Column, String, Text, BigInteger, Integer, TIMESTAMP, func
from insurance.db.compat import db


class PosterCaseUpload(db.Model):
    """海报计划书上传记录表。"""
    __tablename__ = "poster_case_uploads"

    id = Column(BigInteger, primary_key=True, autoincrement=True)
    user_id = Column(String(50), nullable=False, comment="用户 ID")
    product_id = Column(String(50), nullable=False, comment="产品 ID")
    product_source_type = Column(String(20), nullable=True, comment="library_product/user_material")
    product_source_id = Column(String(64), nullable=True, comment="产品来源 ID")
    product_snapshot_json = Column(Text, nullable=True, comment="产品信息快照 JSON")
    source_file_url = Column(String(500), nullable=False, comment="源文件地址")
    parse_status = Column(
        String(20),
        default="pending",
        comment="解析状态: pending/queued/parsing/parsed/partial/failed",
    )
    parse_progress = Column(Integer, nullable=False, default=0, comment="解析进度 0-100")
    parse_message = Column(String(500), nullable=False, default="", comment="解析进度说明")
    parse_error = Column(Text, nullable=True, comment="解析失败原因")
    parse_task_id = Column(String(200), nullable=True, comment="Celery 任务 ID")
    parse_started_at = Column(TIMESTAMP, nullable=True)
    parse_heartbeat_at = Column(TIMESTAMP, nullable=True)
    parse_finished_at = Column(TIMESTAMP, nullable=True)
    file_hash = Column(String(64), nullable=True, index=True, comment="源文件 SHA-256")
    parsed_data = Column(Text, nullable=True, comment="系统解析结果 JSON")
    confirmed_data = Column(Text, nullable=True, comment="人工核对后最终结果 JSON")
    confirmed_by = Column(String(50), nullable=True, comment="核对人")
    confirmed_at = Column(TIMESTAMP, nullable=True, comment="核对时间")
    document_id = Column(BigInteger, nullable=True, index=True, comment="Document IR 文档 ID")
    snapshot_id = Column(BigInteger, nullable=True, index=True, comment="最新 confirmed PlanData 快照 ID")
    created_at = Column(TIMESTAMP, server_default=func.now())

    def to_dict(self):
        import json

        def _safe_json(text):
            if not text:
                return None
            try:
                return json.loads(text)
            except (json.JSONDecodeError, TypeError):
                return None

        def _safe_error(value):
            if not value:
                return ""
            message = str(value).strip()
            unsafe_markers = (
                "traceback", "file \"", "\\", "/app/", "/api/",
                "http://", "https://", "api_key", "token=",
            )
            if "\n" in message or any(marker in message.lower() for marker in unsafe_markers):
                return "解析失败，请重试；如多次失败请联系管理员"
            return message[:300]

        return {
            "id": self.id,
            "userId": self.user_id,
            "productId": self.product_id,
            "productSource": {
                "type": self.product_source_type or "library_product",
                "id": self.product_source_id or self.product_id,
            },
            "productSnapshot": _safe_json(self.product_snapshot_json),
            "sourceFileAvailable": bool(self.source_file_url),
            "fileHash": self.file_hash,
            "parseSnapshotHash": self._parse_snapshot_hash(),
            "parseStatus": self.parse_status,
            "parseProgress": self.parse_progress or 0,
            "parseMessage": self.parse_message or "",
            "parseError": _safe_error(self.parse_error),
            "parseTaskId": self.parse_task_id,
            "parseStartedAt": self.parse_started_at.isoformat() if self.parse_started_at else None,
            "parseHeartbeatAt": self.parse_heartbeat_at.isoformat() if self.parse_heartbeat_at else None,
            "parseFinishedAt": self.parse_finished_at.isoformat() if self.parse_finished_at else None,
            "parsedData": _safe_json(self.parsed_data),
            "confirmedData": _safe_json(self.confirmed_data),
            "confirmedBy": self.confirmed_by,
            "confirmedAt": self.confirmed_at.isoformat() if self.confirmed_at else None,
            "documentId": self.document_id,
            "snapshotId": self.snapshot_id,
            "createdAt": self.created_at.isoformat() if self.created_at else None,
        }

    def _parse_snapshot_hash(self):
        from insurance.plan_data.validators import parse_snapshot_hash

        return parse_snapshot_hash(self)