1 files changed, 104 insertions, 0 deletions
diff --git a/internal/db/bundb/migrations/20250106114512_replace_statuses_updatedat_with_editedat.go b/internal/db/bundb/migrations/20250106114512_replace_statuses_updatedat_with_editedat.go
new file mode 100644
index 000000000..fa28c7ce3
--- /dev/null
+++ b/internal/db/bundb/migrations/20250106114512_replace_statuses_updatedat_with_editedat.go
@@ -0,0 +1,104 @@
+// GoToSocial
+// Copyright (C) GoToSocial Authors admin@gotosocial.org
+// SPDX-License-Identifier: AGPL-3.0-or-later
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package migrations
+
+import (
+	"context"
+	"fmt"
+	"reflect"
+
+	oldmodel "github.com/superseriousbusiness/gotosocial/internal/db/bundb/migrations/20250106114512_replace_statuses_updatedat_with_editedat"
+	newmodel "github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/log"
+	"github.com/uptrace/bun"
+	"github.com/uptrace/bun/dialect"
+)
+
+func init() {
+	up := func(ctx context.Context, db *bun.DB) error {
+		return db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
+			var newStatus *newmodel.Status
+			newStatusType := reflect.TypeOf(newStatus)
+
+			// Generate new Status.EditedAt column definition from bun.
+			colDef, err := getBunColumnDef(tx, newStatusType, "EditedAt")
+			if err != nil {
+				return fmt.Errorf("error making column def: %w", err)
+			}
+
+			log.Info(ctx, "adding statuses.edited_at column...")
+			_, err = tx.NewAddColumn().Model(newStatus).
+				ColumnExpr(colDef).
+				Exec(ctx)
+			if err != nil {
+				return fmt.Errorf("error adding column: %w", err)
+			}
+
+			var whereSQL string
+			var whereArg []any
+
+			// Check for an empty length
+			// EditIDs JSON array, with different
+			// SQL depending on connected database.
+			switch tx.Dialect().Name() {
+			case dialect.SQLite:
+				whereSQL = "NOT (json_array_length(?) = 0 OR ? IS NULL)"
+				whereArg = []any{bun.Ident("edits"), bun.Ident("edits")}
+			case dialect.PG:
+				whereSQL = "NOT (CARDINALITY(?) = 0 OR ? IS NULL)"
+				whereArg = []any{bun.Ident("edits"), bun.Ident("edits")}
+			default:
+				panic("unsupported db type")
+			}
+
+			log.Info(ctx, "setting edited_at = updated_at where not empty(edits)...")
+			res, err := tx.NewUpdate().Model(newStatus).Where(whereSQL, whereArg...).
+				Set("? = ?",
+					bun.Ident("edited_at"),
+					bun.Ident("updated_at"),
+				).
+				Exec(ctx)
+			if err != nil {
+				return fmt.Errorf("error updating columns: %w", err)
+			}
+
+			count, _ := res.RowsAffected()
+			log.Infof(ctx, "updated %d statuses", count)
+
+			log.Info(ctx, "removing statuses.updated_at column...")
+			_, err = tx.NewDropColumn().Model((*oldmodel.Status)(nil)).
+				Column("updated_at").
+				Exec(ctx)
+			if err != nil {
+				return fmt.Errorf("error dropping column: %w", err)
+			}
+
+			return nil
+		})
+	}
+
+	down := func(ctx context.Context, db *bun.DB) error {
+		return db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
+			return nil
+		})
+	}
+
+	if err := Migrations.Register(up, down); err != nil {
+		panic(err)
+	}
+}