feat: 优化图片资源删除管理，生图任务列表管理

2026-08-30 14:50:33 +08:00
parent 4ee667142b
commit 957289f717
46 changed files with 4180 additions and 524 deletions
@@ -0,0 +1,44 @@
+"""add asset image lifecycle fields
+
+Revision ID: a41e8c7f4b20
+Revises: 658b0503f71c
+Create Date: 2026-08-30 09:00:00
+
+"""
+from __future__ import annotations
+
+from alembic import op
+import sqlalchemy as sa
+
+
+revision = "a41e8c7f4b20"
+down_revision = "658b0503f71c"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column("product_assets", sa.Column("original_url", sa.Text(), nullable=True))
+    op.add_column("product_assets", sa.Column("original_storage_key", sa.String(length=1024), nullable=True))
+    op.add_column("product_assets", sa.Column("current_storage_key", sa.String(length=1024), nullable=True))
+    op.add_column("product_assets", sa.Column("watermark_enabled", sa.Boolean(), nullable=False, server_default=sa.false()))
+    op.add_column("product_assets", sa.Column("watermark_config", sa.JSON(), nullable=True))
+
+    # 兼容旧数据：采集图优先以已转存文件为原图；生成图若此前已保存 source_url，则它是无水印原图。
+    op.execute(
+        """
+        UPDATE product_assets
+        SET original_url = CASE
+            WHEN group_key = 'generated' AND source_url IS NOT NULL AND source_url <> '' THEN source_url
+            ELSE COALESCE(stored_url, source_url)
+        END
+        """
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("product_assets", "watermark_config")
+    op.drop_column("product_assets", "watermark_enabled")
+    op.drop_column("product_assets", "current_storage_key")
+    op.drop_column("product_assets", "original_storage_key")
+    op.drop_column("product_assets", "original_url")