relay-utils/lib/createAndAddEdgeToLinkedRecords.js

Utilities for working with Relay (modern) in general, and the Relay store in particular.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.createAndAddEdgeToLinkedRecords = createAndAddEdgeToLinkedRecords;

var _relayRuntime = require("relay-runtime");

function createAndAddEdgeToLinkedRecords(store, config) {
  var node = config.node;
  config.linkedRecords.forEach(function (linkedRecordConfig) {
    var linkedRecordOwner = store.get(linkedRecordConfig.parentID);

    if (!node || !linkedRecordOwner) {
      if (__DEV__) {
        console.warn('Could not find node to create edge from or linked record owner to create edge on.');
      }

      return;
    }

    var linkedRecord = linkedRecordOwner.getLinkedRecord(linkedRecordConfig.key, linkedRecordConfig.filters);

    if (!linkedRecord) {
      if (__DEV__) {
        console.warn('Could not find linked record.');
      }

      return;
    }

    var edge = _relayRuntime.ConnectionHandler.createEdge(store, linkedRecord, node, config.edgeName);

    if (config.insertAt === 'START') {
      _relayRuntime.ConnectionHandler.insertEdgeBefore(linkedRecord, edge);
    } else {
      _relayRuntime.ConnectionHandler.insertEdgeAfter(linkedRecord, edge);
    }
  });
}