스크롤 기능 포함

backend-node/src/services/dbConnectionManager.ts

@@ -0,0 +1,59 @@
+import { DatabaseConnectorFactory } from '../database/DatabaseConnectorFactory';
+import { ConnectionConfig, QueryResult } from '../interfaces/DatabaseConnector';
+import { ConnectionTestResult, TableInfo } from '../types/externalDbTypes';
+
+export class DbConnectionManager {
+  static async testConnection(
+    connectionId: number,
+    dbType: string,
+    config: ConnectionConfig
+  ): Promise<ConnectionTestResult> {
+    const connector = await DatabaseConnectorFactory.createConnector(dbType, config, connectionId);
+    try {
+      return await connector.testConnection();
+    } finally {
+      await DatabaseConnectorFactory.closeConnector(connectionId, dbType); // Close after test
+    }
+  }
+
+  static async executeQuery(
+    connectionId: number,
+    dbType: string,
+    config: ConnectionConfig,
+    query: string
+  ): Promise<QueryResult> {
+    const connector = await DatabaseConnectorFactory.createConnector(dbType, config, connectionId);
+    try {
+      return await connector.executeQuery(query);
+    } finally {
+      await DatabaseConnectorFactory.closeConnector(connectionId, dbType);
+    }
+  }
+
+  static async getTables(
+    connectionId: number,
+    dbType: string,
+    config: ConnectionConfig
+  ): Promise<TableInfo[]> {
+    const connector = await DatabaseConnectorFactory.createConnector(dbType, config, connectionId);
+    try {
+      return await connector.getTables();
+    } finally {
+      await DatabaseConnectorFactory.closeConnector(connectionId, dbType);
+    }
+  }
+
+  static async getColumns(
+    connectionId: number,
+    dbType: string,
+    config: ConnectionConfig,
+    tableName: string
+  ): Promise<any[]> {
+    const connector = await DatabaseConnectorFactory.createConnector(dbType, config, connectionId);
+    try {
+      return await connector.getColumns(tableName);
+    } finally {
+      await DatabaseConnectorFactory.closeConnector(connectionId, dbType);
+    }
+  }
+}