60 lines
3.1 KiB
Python
60 lines
3.1 KiB
Python
from __future__ import annotations
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from copy import deepcopy
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from typing import Any
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from fastapi import HTTPException
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.enums.private_portrait import PRIVATE_PORTRAIT_ASSET_URI_PREFIX, PrivatePortraitAssetStatus, PrivatePortraitEventSource, PrivatePortraitEventStatus, PrivatePortraitEventType, PrivatePortraitReferenceSource
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from app.models.private_portrait import PrivatePortraitAsset
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from app.services.operation_log_service import log_operation_event
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DOMAIN = "private_portrait"
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def _ref_get(ref: Any, key: str) -> Any:
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if isinstance(ref, dict):
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return ref.get(key)
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return getattr(ref, key, None)
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def _ref_set(ref: Any, key: str, value: Any) -> None:
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if isinstance(ref, dict):
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ref[key] = value
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else:
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setattr(ref, key, value)
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async def resolve_private_portrait_references(db: AsyncSession, *, user_id: str, media_references: list[Any] | None) -> list[Any] | None:
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if not media_references:
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return media_references
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refs = deepcopy(media_references)
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ids = [str(_ref_get(ref, "private_asset_id")) for ref in refs if _ref_get(ref, "source") == PrivatePortraitReferenceSource.PRIVATE_PORTRAIT_ASSET.value and _ref_get(ref, "private_asset_id")]
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ids = list(dict.fromkeys(ids))
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if not ids:
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return refs
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log_operation_event(domain=DOMAIN, event_type=PrivatePortraitEventType.REFERENCE_RESOLVE_START.value, event_status=PrivatePortraitEventStatus.PENDING.value, source=PrivatePortraitEventSource.SERVICE.value, user_id=user_id, detail={"private_asset_ids": ids})
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rows = await db.execute(select(PrivatePortraitAsset).where(PrivatePortraitAsset.id.in_(ids)))
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asset_map = {asset.id: asset for asset in rows.scalars().all()}
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for ref in refs:
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if _ref_get(ref, "source") != PrivatePortraitReferenceSource.PRIVATE_PORTRAIT_ASSET.value:
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continue
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asset_id = str(_ref_get(ref, "private_asset_id") or "")
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asset = asset_map.get(asset_id)
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if not asset:
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raise HTTPException(status_code=400, detail="真人素材不存在")
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if asset.user_id != user_id:
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raise HTTPException(status_code=403, detail="真人素材不属于当前用户")
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if asset.deleted_at is not None:
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raise HTTPException(status_code=400, detail="真人素材已删除")
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if asset.status != PrivatePortraitAssetStatus.ACTIVE.value:
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raise HTTPException(status_code=400, detail=f"真人素材状态为 {asset.status}，Active 后才可用于生成")
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if not asset.remote_asset_id:
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raise HTTPException(status_code=400, detail="真人素材缺少远程 AssetId")
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_ref_set(ref, "remote_asset_id", asset.remote_asset_id)
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_ref_set(ref, "url", f"{PRIVATE_PORTRAIT_ASSET_URI_PREFIX}{asset.remote_asset_id}")
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log_operation_event(domain=DOMAIN, event_type=PrivatePortraitEventType.REFERENCE_RESOLVE_SUCCESS.value, event_status=PrivatePortraitEventStatus.SUCCESS.value, source=PrivatePortraitEventSource.SERVICE.value, user_id=user_id, detail={"count": len(ids)})
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return refs
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