rescript-relay/src/RescriptRelayUtils.bs.js

Use Relay with ReScript.

// Generated by ReScript, PLEASE EDIT WITH CARE
'use strict';

let Stdlib_List = require("@rescript/runtime/lib/js/Stdlib_List.js");
let RelayRuntime = require("relay-runtime");
let Primitive_option = require("@rescript/runtime/lib/js/Primitive_option.js");

function resolveNestedRecord(rootRecord, path) {
  let currentRecord = rootRecord;
  let pathLength = Stdlib_List.length(path);
  if (pathLength !== 0) {
    for (let i = 0; i < pathLength; ++i) {
      let currentPath = Stdlib_List.get(path, i);
      let match = currentRecord;
      currentRecord = match !== undefined && currentPath !== undefined ? Primitive_option.fromNullable(Primitive_option.valFromOption(match).getLinkedRecord(currentPath)) : undefined;
    }
  }
  return currentRecord;
}

function resolveNestedRecordFromRoot(store, path) {
  if (path === 0) {
    return;
  }
  let restPath = path.tl;
  let rootRecordPath = path.hd;
  if (restPath !== 0) {
    return resolveNestedRecord(Primitive_option.fromNullable(store.getRootField(rootRecordPath)), restPath);
  }
  let rootRecord = store.getRootField(rootRecordPath);
  if (!(rootRecord == null)) {
    return Primitive_option.some(rootRecord);
  }
}

function removeNodeFromConnections(store, node, connections) {
  Stdlib_List.forEach(connections, connectionConfig => {
    let owner = store.get(connectionConfig.parentID);
    if (owner == null) {
      return;
    }
    let connection = RelayRuntime.ConnectionHandler.getConnection(owner, connectionConfig.key, connectionConfig.filters !== undefined ? Primitive_option.valFromOption(connectionConfig.filters) : undefined);
    if (!(connection == null)) {
      RelayRuntime.ConnectionHandler.deleteNode(connection, node.getDataID());
      return;
    }
  });
}

function createAndAddEdgeToConnections(store, node, connections, edgeName, insertAt) {
  Stdlib_List.forEach(connections, connectionConfig => {
    let connectionOwner = store.get(connectionConfig.parentID);
    if (connectionOwner == null) {
      return;
    }
    let connection = RelayRuntime.ConnectionHandler.getConnection(connectionOwner, connectionConfig.key, connectionConfig.filters !== undefined ? Primitive_option.valFromOption(connectionConfig.filters) : undefined);
    if (connection == null) {
      return;
    }
    let edge = RelayRuntime.ConnectionHandler.createEdge(store, connection, node, edgeName);
    if (insertAt === "Start") {
      RelayRuntime.ConnectionHandler.insertEdgeAfter(connection, edge);
      return;
    }
    RelayRuntime.ConnectionHandler.insertEdgeBefore(connection, edge);
  });
}

exports.resolveNestedRecord = resolveNestedRecord;
exports.resolveNestedRecordFromRoot = resolveNestedRecordFromRoot;
exports.removeNodeFromConnections = removeNodeFromConnections;
exports.createAndAddEdgeToConnections = createAndAddEdgeToConnections;
/* relay-runtime Not a pure module */