From 4c155aa847b30801d0f73b56d9815ea706097264 Mon Sep 17 00:00:00 2001
From: tobi <31960611+tsmethurst@users.noreply.github.com>
Date: Sun, 10 Mar 2024 13:27:31 +0100
Subject: [PATCH] [bugfix] Fix whitespace move_id issue (#2742)

---
 .../20240310120046_fix_empty_move_id.go       | 53 +++++++++++++++++++
 internal/gtsmodel/account.go                  |  2 +-
 2 files changed, 54 insertions(+), 1 deletion(-)
 create mode 100644 internal/db/bundb/migrations/20240310120046_fix_empty_move_id.go

diff --git a/internal/db/bundb/migrations/20240310120046_fix_empty_move_id.go b/internal/db/bundb/migrations/20240310120046_fix_empty_move_id.go
new file mode 100644
index 000000000..4579d60fd
--- /dev/null
+++ b/internal/db/bundb/migrations/20240310120046_fix_empty_move_id.go
@@ -0,0 +1,53 @@
+// 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 {
+		const emptyULID = "                          "
+
+		// Overwrite any 26-char whitespace move_ids.
+		if _, err := db.
+			NewUpdate().
+			Table("accounts").
+			Column("move_id").
+			Set("? = null", bun.Ident("move_id")).
+			Where("? = ?", bun.Ident("move_id"), emptyULID).
+			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)
+	}
+}
diff --git a/internal/gtsmodel/account.go b/internal/gtsmodel/account.go
index 8b1412255..82be86955 100644
--- a/internal/gtsmodel/account.go
+++ b/internal/gtsmodel/account.go
@@ -57,7 +57,7 @@ type Account struct {
 	AlsoKnownAs             []*Account       `bun:"-"`                              // This account is associated with these accounts (field not stored in the db).
 	MovedToURI              string           `bun:",nullzero"`                      // This account has (or claims to have) moved to this account URI. Even if this field is set the move may not yet have been processed. Check `move` for this.
 	MovedTo                 *Account         `bun:"-"`                              // This account has moved to this account (field not stored in the db).
-	MoveID                  string           `bun:""`                               // ID of a Move in the database for this account. Only set if we received or created a Move activity for which this account URI was the origin.
+	MoveID                  string           `bun:"type:CHAR(26),nullzero"`         // ID of a Move in the database for this account. Only set if we received or created a Move activity for which this account URI was the origin.
 	Move                    *Move            `bun:"-"`                              // Move corresponding to MoveID, if set.
 	Bot                     *bool            `bun:",default:false"`                 // Does this account identify itself as a bot?
 	Reason                  string           `bun:""`                               // What reason was given for signing up when this account was created?