[bugfix] Update select of pending interaction requests to account for potential nil URI (#3392)

internal/db/bundb/interaction.go

@@ -302,9 +302,9 @@ func (i *interactionDB) GetInteractionsRequestsForAcct(
 			bun.Ident("interaction_request"),
 		).
 		// Select only interaction requests that
-		// are neither accepted or rejected yet,
-		// ie., without an Accept or Reject URI.
-		Where("? IS NULL", bun.Ident("uri"))
+		// are neither accepted or rejected yet.
+		Where("? IS NULL", bun.Ident("accepted_at")).
+		Where("? IS NULL", bun.Ident("rejected_at"))
 
 	// Select interactions targeting status.
 	if statusID != "" {

internal/db/bundb/migrations/20241005100438_interaction_requests_pending_tweak.go

@@ -0,0 +1,57 @@
+// 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"
+
+	"github.com/uptrace/bun"
+)
+
+func init() {
+	up := func(ctx context.Context, db *bun.DB) error {
+		return db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
+			for idx, col := range map[string]string{
+				"interaction_requests_accepted_at_idx": "accepted_at",
+				"interaction_requests_rejected_at_idx": "rejected_at",
+			} {
+				if _, err := tx.
+					NewCreateIndex().
+					Table("interaction_requests").
+					Index(idx).
+					Column(col).
+					IfNotExists().
+					Exec(ctx); err != nil {
+					return 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)
+	}
+}