relay-utils/lib/createAndAddEdgeToConnections.js

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

"use strict";

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

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

function createAndAddEdgeToConnections(store, config) {
  var node = config.node;
  config.connections.forEach(function (connectionConfig) {
    var connectionOwner = store.get(connectionConfig.parentID);

    if (!connectionOwner) {
      return;
    }

    var connection = _relayRuntime.ConnectionHandler.getConnection(connectionOwner, connectionConfig.key, connectionConfig.filters);

    if (!connection) {
      if (__DEV__) {
        console.warn('Could not find connection.');
      }

      return;
    }

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

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