feat(db): database structure for contexts

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>

lib/Migration/Version000800Date20240213123743.php

@@ -0,0 +1,133 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2024 Arthur Schiwon <blizzz@arthur-schiwon.de>
+ *
+ * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
+ *
+ * @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 OCA\Tables\Migration;
+
+use Closure;
+use Doctrine\DBAL\Schema\SchemaException;
+use Doctrine\DBAL\Schema\Table;
+use OCP\DB\ISchemaWrapper;
+use OCP\DB\Types;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+class Version000800Date20240213123743 extends SimpleMigrationStep {
+
+	protected const PREFIX = 'tables_contexts_';
+
+	/**
+	 * @throws SchemaException
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		// Introduction of Contexts tables
+
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		$this->haveContextTable($schema);
+		$this->haveContextNodeRelationTable($schema);
+		$this->havePageTable($schema);
+		$this->havePageContentTable($schema);
+		$this->haveNavigationTable($schema);
+
+		return $schema;
+	}
+
+	protected function shouldAddTable(string $tableName, ISchemaWrapper $schema): ?Table {
+		return !$schema->hasTable($tableName) ? $schema->createTable($tableName) : null;
+	}
+
+	/**
+	 * @throws SchemaException
+	 */
+	protected function haveContextTable(ISchemaWrapper $schema): void {
+		if ($table = $this->shouldAddTable(self::PREFIX . 'context', $schema)) {
+			$table->addColumn('id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('name', Types::STRING, ['notnull' => true, 'length' => 200]);
+			$table->addColumn('icon', Types::STRING, ['notnull' => true, 'length' => 64]);
+			$table->addColumn('description', Types::TEXT);
+			$table->addColumn('owner_id', Types::STRING, ['notnull' => true, 'length' => 64]);
+			$table->addColumn('owner_type', Types::STRING, ['notnull' => true, 'length' => 64]);
+
+			$table->setPrimaryKey(['id']);
+		}
+	}
+
+	/**
+	 * @throws SchemaException
+	 */
+	protected function haveContextNodeRelationTable(ISchemaWrapper $schema): void {
+		if ($table = $this->shouldAddTable(self::PREFIX . 'rel_context_node', $schema)) {
+			$table->addColumn('id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('context_id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('node_id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('node_type', Types::STRING, ['notnull' => true, 'length' => 50]);
+			$table->addColumn('permissions', Types::INTEGER, ['notnull' => true]);
+
+			$table->setPrimaryKey(['id']);
+		}
+	}
+
+	/**
+	 * @throws SchemaException
+	 */
+	protected function havePageTable(ISchemaWrapper $schema): void {
+		if ($table = $this->shouldAddTable(self::PREFIX . 'page', $schema)) {
+			$table->addColumn('id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('context_id', Types::STRING, ['notnull' => true]);
+			$table->addColumn('page_type', Types::STRING, ['notnull' => true, 'length' => 32]);
+
+			$table->setPrimaryKey(['id']);
+		}
+	}
+
+	/**
+	 * @throws SchemaException
+	 */
+	protected function havePageContentTable(ISchemaWrapper $schema): void {
+		if ($table = $this->shouldAddTable(self::PREFIX . 'page_content', $schema)) {
+			$table->addColumn('id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('page_id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('node_rel_id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('order', Types::INTEGER, ['notnull' => true]);
+
+			$table->setPrimaryKey(['id']);
+		}
+	}
+
+	/**
+	 * @throws SchemaException
+	 */
+	protected function haveNavigationTable(ISchemaWrapper $schema): void {
+		if ($table = $this->shouldAddTable(self::PREFIX . 'navigation', $schema)) {
+			$table->addColumn('share_id', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('display_mode', Types::INTEGER, ['notnull' => true]);
+			$table->addColumn('user_id', Types::STRING, ['notnull' => true, 'length' => 64, 'default' => '']);
+
+			$table->setPrimaryKey(['share_id', 'user_id']);
+		}
+	}
+}