@sap/dwf-generator/generator/dlm_profile/connections.js

SAP HANA Data Warehousing Foundation - Generator

'use strict';

const coGlobalNodes = require('./global_nodes');
const coRuntime = require('./runtime');

function lfnGetConnections(ioGenerator) {
  let loDlmProfile = ioGenerator.dlmProfile;
  let loGlobalNodes = new coGlobalNodes(loDlmProfile);
  let laConn = loDlmProfile.get('global.conn');
  let laConnections = JSON.parse(JSON.stringify(loGlobalNodes.getRuleNodes()));
  // assign source and target
  let laAllNodes = loGlobalNodes.getNodes();
  for (let i in laConn) {
    let loSource = _getNodeById(laAllNodes, laConn[i].source);
    let loTarget = _getNodeById(laAllNodes, laConn[i].target);
    if (loSource.type == 'rule') {
      _getNodeById(laConnections, laConn[i].source).target = loTarget;
    } else {
      _getNodeById(laConnections, laConn[i].target).source = loSource;
    }
  }
  for (let i in laConnections) {
    // assign procedures
    coRuntime.assignProcedures(ioGenerator, laConnections[i]);
    // assign views
    coRuntime.assignViews(ioGenerator, laConnections[i]);
  }
  return laConnections;
}

function _getNodeById(iaNodes, isId) {
  for (let i in iaNodes) {
    if (iaNodes[i].id == isId) {
      return iaNodes[i];
    }
  }
}

module.exports = {
  getConnections: lfnGetConnections
};