fix: Update migration to properly set SignRequest status

lib/Migration/Version15000Date20251209000000.php

@@ -10,7 +10,9 @@
 
 use Closure;
 use OCP\DB\ISchemaWrapper;
+use OCP\DB\QueryBuilder\IQueryBuilder;
 use OCP\DB\Types;
+use OCP\IDBConnection;
 use OCP\Migration\IOutput;
 use OCP\Migration\SimpleMigrationStep;
 
@@ -19,6 +21,10 @@
  * - Adds 'signing_order', 'status', and 'released_at' columns to libresign_sign_request table
  */
 class Version15000Date20251209000000 extends SimpleMigrationStep {
+	public function __construct(
+		private IDBConnection $db,
+	) {
+	}
 	/**
 	 * @param IOutput $output
 	 * @param Closure(): ISchemaWrapper $schemaClosure
@@ -51,4 +57,37 @@ public function changeSchema(IOutput $output, Closure $schemaClosure, array $opt
 
 		return $schema;
 	}
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure(): ISchemaWrapper $schemaClosure
+	 * @param array $options
+	 */
+	#[\Override]
+	public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options): void {
+		// Update existing sign_request records with correct status
+		// Only update records that have status = 0 (default)
+		// Logic:
+		// - If signed IS NOT NULL: status = 2 (SIGNED)
+		// - Else if signed IS NULL AND file.status = 1: status = 1 (ABLE_TO_SIGN)
+		// - Else: status = 0 (DRAFT) - already set by default
+
+		// First: Update status = 2 for signed requests (signed IS NOT NULL AND status = 0)
+		$qb = $this->db->getQueryBuilder();
+		$qb->update('libresign_sign_request')
+			->set('status', $qb->createNamedParameter(2, IQueryBuilder::PARAM_INT))
+			->where($qb->expr()->eq('status', $qb->createNamedParameter(0, IQueryBuilder::PARAM_INT)))
+			->andWhere($qb->expr()->isNotNull('signed'));
+		$qb->executeStatement();
+
+		// Second: Update status = 1 for able_to_sign requests (status = 0 AND signed IS NULL AND file.status = 1)
+		$qb = $this->db->getQueryBuilder();
+		$qb->update('libresign_sign_request', 'sr')
+			->innerJoin('sr', 'libresign_file', 'f', $qb->expr()->eq('sr.file_id', 'f.id'))
+			->set('sr.status', $qb->createNamedParameter(1, IQueryBuilder::PARAM_INT))
+			->where($qb->expr()->eq('sr.status', $qb->createNamedParameter(0, IQueryBuilder::PARAM_INT)))
+			->andWhere($qb->expr()->isNull('sr.signed'))
+			->andWhere($qb->expr()->eq('f.status', $qb->createNamedParameter(1, IQueryBuilder::PARAM_INT)));
+		$qb->executeStatement();
+	}
 }