Migration: Drop llm_tasks table and add textprocessing_tasks

Signed-off-by: Marcel Klehr <mklehr@gmx.net>

1 files changed, 111 insertions, 0 deletions

diff --git a/core/Migrations/Version28000Date20230728104802.php b/core/Migrations/Version28000Date20230728104802.php
new file mode 100644
index 00000000000..41aa5cc4bc4
--- /dev/null
+++ b/core/Migrations/Version28000Date20230728104802.php
@@ -0,0 +1,111 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2023 Marcel Klehr <mklehr@gmx.net>
+ *
+ * @author Marcel Klehr <mklehr@gmx.net>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * 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/>.
+ *
+ */
+
+namespace OC\Core\Migrations;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\DB\Types;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+/**
+ * Introduce textprocessing_tasks table
+ */
+class Version28000Date20230728104802 extends SimpleMigrationStep {
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+		$changed = false;
+
+		if ($schema->hasTable('llm_tasks')) {
+			$schema->dropTable('llm_tasks');
+			$changed = true;
+		}
+		if (!$schema->hasTable('textprocessing_tasks'))
+			$table = $schema->createTable('textprocessing_tasks');
+
+			$table->addColumn('id', Types::BIGINT, [
+				'notnull' => true,
+				'length' => 64,
+				'autoincrement' => true,
+			]);
+			$table->addColumn('type', Types::STRING, [
+				'notnull' => true,
+				'length' => 255,
+			]);
+			$table->addColumn('input', Types::TEXT, [
+				'notnull' => true,
+			]);
+			$table->addColumn('output', Types::TEXT, [
+				'notnull' => false,
+			]);
+			$table->addColumn('status', Types::INTEGER, [
+				'notnull' => false,
+				'length' => 6,
+				'default' => 0,
+			]);
+			$table->addColumn('user_id', Types::STRING, [
+				'notnull' => true,
+				'length' => 64,
+			]);
+			$table->addColumn('app_id', Types::STRING, [
+				'notnull' => true,
+				'length' => 32,
+				'default' => '',
+			]);
+			$table->addColumn('identifier', Types::STRING, [
+				'notnull' => true,
+				'length' => 255,
+				'default' => '',
+			]);
+			$table->addColumn('last_updated', 'integer', [
+				'notnull' => false,
+				'length' => 4,
+				'default' => 0,
+				'unsigned' => true,
+			]);
+
+			$table->setPrimaryKey(['id'], 'tp_tasks_id_index');
+			$table->addIndex(['last_updated'], 'tp_tasks_updated');
+			$table->addIndex(['status', 'type'], 'tp_tasks_status_type_nonunique');
+
+			$changed = true;
+		}
+
+		if ($changed) {
+			return $schema;
+		}
+
+		return null;
+	}
+}