feat: standardize skill data management and actions

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/db/display_metadata.py

@@ -113,15 +113,16 @@ def upsert_column_metadata(
     searchable: int = 1,
     editable: int = 1,
     display_type: str | None = None,
+    options_json: str | None = None,
 ) -> None:
     # display_order 保留为 NULL：宿主按 PRAGMA table_info cid 展示字段，不读 display_order。
     cursor.execute(
         """
         INSERT INTO _jiangchang_columns (
             table_name, column_name, display_name, description,
-            display_order, visible, searchable, editable, display_type
+            display_order, visible, searchable, editable, display_type, options_json
         )
-        VALUES (?, ?, ?, ?, NULL, ?, ?, ?, ?)
+        VALUES (?, ?, ?, ?, NULL, ?, ?, ?, ?, ?)
         ON CONFLICT(table_name, column_name) DO UPDATE SET
             display_name = excluded.display_name,
             description = excluded.description,
@@ -129,9 +130,20 @@ def upsert_column_metadata(
             visible = excluded.visible,
             searchable = excluded.searchable,
             editable = excluded.editable,
-            display_type = excluded.display_type
+            display_type = excluded.display_type,
+            options_json = excluded.options_json
         """,
-        (table_name, column_name, display_name, description, visible, searchable, editable, display_type),
+        (
+            table_name,
+            column_name,
+            display_name,
+            description,
+            visible,
+            searchable,
+            editable,
+            display_type,
+            options_json,
+        ),
     )
 
 
@@ -156,9 +168,98 @@ def seed_task_logs_display_metadata(cursor) -> None:
             searchable=int(column["searchable"]),
             editable=int(column["editable"]),
             display_type=str(column["display_type"]) if column.get("display_type") else None,
+            options_json=str(column["options_json"]) if column.get("options_json") else None,
         )
 
 
+def seed_column_metadata_batch(
+    cursor,
+    *,
+    table_name: str,
+    columns: tuple[dict[str, object], ...],
+) -> None:
+    for column in columns:
+        upsert_column_metadata(
+            cursor,
+            table_name=table_name,
+            column_name=str(column["column_name"]),
+            display_name=str(column["display_name"]),
+            description=str(column["description"]) if column.get("description") else None,
+            visible=int(column.get("visible", 1)),
+            searchable=int(column.get("searchable", 1)),
+            editable=int(column.get("editable", 1)),
+            display_type=str(column["display_type"]) if column.get("display_type") else None,
+            options_json=str(column["options_json"]) if column.get("options_json") else None,
+        )
+
+
+def prune_stale_column_metadata(cursor, table_name: str, valid_column_names: Iterable[str]) -> None:
+    """删除表中已不存在物理字段的元数据行（幂等初始化后不得残留旧字段）。"""
+    valid = set(valid_column_names)
+    cursor.execute(
+        "SELECT column_name FROM _jiangchang_columns WHERE table_name = ?",
+        (table_name,),
+    )
+    for (column_name,) in cursor.fetchall():
+        if str(column_name) not in valid:
+            cursor.execute(
+                "DELETE FROM _jiangchang_columns WHERE table_name = ? AND column_name = ?",
+                (table_name, column_name),
+            )
+
+
+def get_table_readonly(cursor, table_name: str) -> int | None:
+    cursor.execute(
+        "SELECT readonly FROM _jiangchang_tables WHERE table_name = ?",
+        (table_name,),
+    )
+    row = cursor.fetchone()
+    if not row:
+        return None
+    return int(row[0] or 0)
+
+
+def get_column_editable(cursor, table_name: str, column_name: str) -> int | None:
+    cursor.execute(
+        """
+        SELECT editable FROM _jiangchang_columns
+        WHERE table_name = ? AND column_name = ?
+        """,
+        (table_name, column_name),
+    )
+    row = cursor.fetchone()
+    if not row:
+        return None
+    return int(row[0] or 0)
+
+
+def list_editable_business_columns(cursor, table_name: str) -> list[str]:
+    """返回 editable=1 的业务字段名（不含宿主侧主键/generated 等二次过滤）。"""
+    physical = list_physical_column_names(cursor, table_name)
+    cursor.execute(
+        """
+        SELECT column_name, editable
+        FROM _jiangchang_columns
+        WHERE table_name = ?
+        """,
+        (table_name,),
+    )
+    editable_set = {
+        str(column_name)
+        for column_name, editable in cursor.fetchall()
+        if editable is not None and int(editable) == 1
+    }
+    return [name for name in physical if name in editable_set]
+
+
+def table_allows_manual_create(cursor, table_name: str) -> bool:
+    """表级 readonly=0 且至少有一个 editable=1 字段时，宿主才应提供空白新增表单。"""
+    readonly = get_table_readonly(cursor, table_name)
+    if readonly is None or int(readonly) != 0:
+        return False
+    return bool(list_editable_business_columns(cursor, table_name))
+
+
 def init_display_metadata(cursor) -> None:
     init_display_metadata_tables(cursor)
     seed_task_logs_display_metadata(cursor)