Track alter-event on rename, requires datasette>1.0a8

Refs #53 (comment)

datasette_edit_schema/__init__.py

@@ -677,6 +677,9 @@ async def rename_table(request, datasette, database, table, formdata):
         return redirect
 
     try:
+        before_schema = await database.execute_fn(
+            lambda conn: sqlite_utils.Database(conn)[table].schema
+        )
         await database.execute_write(
             """
             ALTER TABLE [{}] RENAME TO [{}];
@@ -685,9 +688,22 @@ async def rename_table(request, datasette, database, table, formdata):
             ),
             block=True,
         )
+        after_schema = await database.execute_fn(
+            lambda conn: sqlite_utils.Database(conn)[new_name].schema
+        )
         datasette.add_message(
             request, "Table renamed to '{}'".format(new_name), datasette.INFO
         )
+        await track_event(
+            datasette,
+            "AlterTableEvent",
+            actor=request.actor,
+            database=database.name,
+            table=new_name,
+            before_schema=before_schema,
+            after_schema=after_schema,
+        )
+
     except Exception as error:
         datasette.add_message(
             request, "Error renaming table: {}".format(str(error)), datasette.ERROR

tests/test_edit_schema.py

@@ -620,6 +620,14 @@ async def test_rename_table(db_path, new_name, should_work, expected_message):
     assert response.status_code == 302
     if should_work:
         expected_path = "/-/edit-schema/data/{}".format(new_name)
+        if expected_message != "Table name was the same":
+            event = get_last_event(ds)
+            if event:
+                assert event.name == "alter-table"
+                assert event.table == new_name
+                assert new_name in event.properties()["after_schema"]
+                assert "creatures" in event.properties()["before_schema"]
+
     else:
         expected_path = "/-/edit-schema/data/creatures"
     assert response.headers["location"] == expected_path