n8n/packages/nodes-base/nodes/Postgres/v2/actions/router.ts
2023-04-03 18:18:01 +03:00

68 lines
1.6 KiB
TypeScript

import type { IExecuteFunctions, INodeExecutionData } from 'n8n-workflow';
import { NodeOperationError } from 'n8n-workflow';
import type { PostgresType } from './node.type';
import * as database from './database/Database.resource';
import { Connections } from '../transport';
import { configureQueryRunner } from '../helpers/utils';
import type { ConnectionsData } from '../helpers/interfaces';
export async function router(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
let returnData: INodeExecutionData[] = [];
const items = this.getInputData();
const resource = this.getNodeParameter<PostgresType>('resource', 0);
const operation = this.getNodeParameter('operation', 0);
const credentials = await this.getCredentials('postgres');
const options = this.getNodeParameter('options', 0, {});
const { db, pgp, sshClient } = (await Connections.getInstance(
credentials,
options,
true,
)) as ConnectionsData;
const runQueries = configureQueryRunner(
this.getNode(),
this.helpers.constructExecutionMetaData,
this.continueOnFail(),
pgp,
db,
);
const postgresNodeData = {
resource,
operation,
} as PostgresType;
try {
switch (postgresNodeData.resource) {
case 'database':
returnData = await database[postgresNodeData.operation].execute.call(
this,
runQueries,
items,
options,
db,
);
break;
default:
throw new NodeOperationError(
this.getNode(),
`The operation "${operation}" is not supported!`,
);
}
} catch (error) {
throw error;
} finally {
if (sshClient) {
sshClient.end();
}
pgp.end();
}
return this.prepareOutputData(returnData);
}