fix(api): switch user resource names to usernames (#5779)

Co-authored-by: memoclaw <265580040+memoclaw@users.noreply.github.com>

store/db/mysql/memo.go

@@ -145,6 +145,7 @@ func (d *DB) ListMemos(ctx context.Context, find *store.FindMemo) ([]*store.Memo
 	}
 
 	query := "SELECT " + strings.Join(fields, ", ") + " FROM `memo`" + " " +
+		"LEFT JOIN `user` AS `memo_creator` ON `memo`.`creator_id` = `memo_creator`.`id`" + " " +
 		"LEFT JOIN `memo_relation` ON `memo`.`id` = `memo_relation`.`memo_id` AND `memo_relation`.`type` = 'COMMENT'" + " " +
 		"LEFT JOIN `memo` AS `parent_memo` ON `memo_relation`.`related_memo_id` = `parent_memo`.`id`" + " " +
 		"WHERE " + strings.Join(where, " AND ") + " " +

store/db/postgres/memo.go

@@ -131,6 +131,7 @@ func (d *DB) ListMemos(ctx context.Context, find *store.FindMemo) ([]*store.Memo
 
 	query := `SELECT ` + strings.Join(fields, ", ") + `
 		FROM memo
+		LEFT JOIN "user" AS memo_creator ON memo.creator_id = memo_creator.id
 		LEFT JOIN memo_relation ON memo.id = memo_relation.memo_id AND memo_relation.type = 'COMMENT'
 		LEFT JOIN memo AS parent_memo ON memo_relation.related_memo_id = parent_memo.id
 		WHERE ` + strings.Join(where, " AND ") + `

store/db/sqlite/memo.go

@@ -137,6 +137,7 @@ func (d *DB) ListMemos(ctx context.Context, find *store.FindMemo) ([]*store.Memo
 	}
 
 	query := "SELECT " + strings.Join(fields, ", ") + "FROM `memo` " +
+		"LEFT JOIN `user` AS `memo_creator` ON `memo`.`creator_id` = `memo_creator`.`id` " +
 		"LEFT JOIN `memo_relation` ON `memo`.`id` = `memo_relation`.`memo_id` AND `memo_relation`.`type` = \"COMMENT\" " +
 		"LEFT JOIN `memo` AS `parent_memo` ON `memo_relation`.`related_memo_id` = `parent_memo`.`id` " +
 		"WHERE " + strings.Join(where, " AND ") + " " +

store/test/memo_filter_test.go

@@ -184,6 +184,32 @@ func TestMemoFilterPinnedPredicate(t *testing.T) {
 	require.True(t, memos[0].Pinned)
 }
 
+// =============================================================================
+// Creator Field Tests
+// Schema: creator (string resource name), creator_id (int, ==, !=)
+// =============================================================================
+
+func TestMemoFilterCreatorEquals(t *testing.T) {
+	t.Parallel()
+	tc := NewMemoFilterTestContext(t)
+	defer tc.Close()
+
+	user2, err := tc.Store.CreateUser(tc.Ctx, &store.User{
+		Username: "user2",
+		Role:     store.RoleUser,
+		Email:    "user2@example.com",
+		Nickname: "User 2",
+	})
+	require.NoError(t, err)
+
+	tc.CreateMemo(NewMemoBuilder("memo-user1", tc.User.ID).Content("User 1 memo"))
+	tc.CreateMemo(NewMemoBuilder("memo-user2", user2.ID).Content("User 2 memo"))
+
+	memos := tc.ListWithFilter(`creator == "users/` + tc.User.Username + `"`)
+	require.Len(t, memos, 1)
+	require.Equal(t, tc.User.ID, memos[0].CreatorID)
+}
+
 // =============================================================================
 // Creator ID Field Tests
 // Schema: creator_id (int, ==, !=)