Files
video-gen/video-gen-api/app/models/home_material/asset.py
T
2026-06-30 17:10:51 +08:00

62 lines
3.9 KiB
Python

from __future__ import annotations
from decimal import Decimal
from datetime import datetime
from sqlalchemy import BigInteger, Boolean, DateTime, Index, Integer, Numeric, String, Text
from sqlalchemy.orm import Mapped, mapped_column
from app.enums.home_material import HomeMaterialAssetStatus, HomeMaterialMediaType
from app.models.base import Base, SoftDeleteMixin, TimestampMixin
class HomeMaterialAsset(Base, TimestampMixin, SoftDeleteMixin):
"""首页素材资产。"""
__tablename__ = "home_material_assets"
__table_args__ = (
Index("idx_home_material_assets_admin_list", "deleted_at", "category_id", "media_type", "status", "is_active", "sort_order", "created_at"),
Index("idx_home_material_assets_category_sort", "category_id", "sort_order", "created_at"),
Index("idx_home_material_assets_status", "status"),
)
id: Mapped[str] = mapped_column(String(32), primary_key=True)
category_id: Mapped[str] = mapped_column(String(32), nullable=False, index=True, comment="行业类别ID")
title: Mapped[str | None] = mapped_column(String(128), nullable=True, index=True, comment="素材标题")
media_type: Mapped[str] = mapped_column(
String(16),
default=HomeMaterialMediaType.IMAGE.value,
server_default=HomeMaterialMediaType.IMAGE.value,
nullable=False,
index=True,
comment="素材类型:image图片,video视频",
)
original_url: Mapped[str] = mapped_column(Text, nullable=False, comment="原始素材URL")
original_storage_path: Mapped[str] = mapped_column(Text, nullable=False, comment="原始素材本地路径")
watermarked_url: Mapped[str | None] = mapped_column(Text, nullable=True, comment="水印素材URL")
watermarked_storage_path: Mapped[str | None] = mapped_column(Text, nullable=True, comment="水印素材本地路径")
cover_url: Mapped[str | None] = mapped_column(Text, nullable=True, comment="视频封面URL")
cover_storage_path: Mapped[str | None] = mapped_column(Text, nullable=True, comment="视频封面本地路径")
watermark_id: Mapped[str | None] = mapped_column(String(32), nullable=True, index=True, comment="水印图片ID")
watermark_config_json: Mapped[str | None] = mapped_column(Text, nullable=True, comment="水印配置快照JSON")
status: Mapped[str] = mapped_column(
String(32),
default=HomeMaterialAssetStatus.DRAFT.value,
server_default=HomeMaterialAssetStatus.DRAFT.value,
nullable=False,
index=True,
comment="处理状态:draft/processing/success/failed",
)
error_message: Mapped[str | None] = mapped_column(Text, nullable=True, comment="处理失败原因")
width: Mapped[int | None] = mapped_column(Integer, nullable=True, comment="素材宽度")
height: Mapped[int | None] = mapped_column(Integer, nullable=True, comment="素材高度")
duration_seconds: Mapped[Decimal | None] = mapped_column(Numeric(10, 3), nullable=True, comment="视频时长,图片为空")
file_size_bytes: Mapped[int] = mapped_column(BigInteger, default=0, server_default="0", nullable=False, comment="原始文件大小")
watermarked_file_size_bytes: Mapped[int | None] = mapped_column(BigInteger, nullable=True, comment="水印后文件大小")
is_active: Mapped[bool] = mapped_column(Boolean, default=True, server_default="true", nullable=False, index=True, comment="是否前台展示")
sort_order: Mapped[int] = mapped_column(Integer, default=0, server_default="0", nullable=False, index=True, comment="排序,越小越靠前")
processed_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True, index=True, comment="处理完成时间")
created_by: Mapped[str | None] = mapped_column(String(32), nullable=True, index=True, comment="创建管理员ID")
updated_by: Mapped[str | None] = mapped_column(String(32), nullable=True, index=True, comment="更新管理员ID")