react-blips/es/components/createWithOperationsHoc.js

Official React bindings for Blips

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

import React, { Component } from 'react';
import PropTypes from 'prop-types';
import { parse } from 'graphql';

import hoistNonReactStatics from 'hoist-non-react-statics';
import invariant from 'invariant';

import { shallowEqual, getPropNameOr, operationsMap, mapObject, mergeOperations, isEmpty, isNil } from '../utils';

export function createWithOperationsHoc(sources, config) {
  var mutationsKey = getPropNameOr('mutations')(config);
  var queriesKey = getPropNameOr('queries')(config);

  var computeOptions = function computeOptions(props) {
    return config.options && typeof config.options === 'function' ? config.options(props) : config.options || {};
  };

  return function withOperations(BaseComponent) {
    invariant(typeof BaseComponent === 'function', 'You must pass a component to the function returned by blips. Instead received ' + JSON.stringify(BaseComponent));

    var WithOperations = function (_Component) {
      _inherits(WithOperations, _Component);

      function WithOperations(props, context) {
        _classCallCheck(this, WithOperations);

        var _this = _possibleConstructorReturn(this, _Component.call(this, props, context));

        _this.parse = function (sources) {
          var documents = sources.map(parse);
          var operations = documents.map(operationsMap).reduce(mergeOperations, {});

          return {
            sources: sources,
            documents: documents,
            operations: operations
          };
        };

        _this.resolve = function () {
          var _this$operations;

          var _this$parsedData$oper = _this.parsedData.operations,
              _this$parsedData$oper2 = _this$parsedData$oper.query,
              queries = _this$parsedData$oper2 === undefined ? {} : _this$parsedData$oper2,
              _this$parsedData$oper3 = _this$parsedData$oper.mutation,
              mutations = _this$parsedData$oper3 === undefined ? {} : _this$parsedData$oper3,
              _this$parsedData$oper4 = _this$parsedData$oper.fetch,
              fetches = _this$parsedData$oper4 === undefined ? {} : _this$parsedData$oper4;

          _this.operations = (_this$operations = {}, _this$operations[queriesKey] = _extends({}, mapObject(_this.query)(queries), mapObject(_this.fetch)(fetches)), _this$operations[mutationsKey] = mapObject(_this.mutate)(mutations), _this$operations);
        };

        _this.query = function (document) {
          return function () {
            var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : _this.options;

            return _this.client.query(document, options);
          };
        };

        _this.mutate = function (document) {
          return function () {
            var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : _this.options;

            return _this.client.mutate(document, options);
          };
        };

        _this.fetch = function (document) {
          return function () {
            var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : _this.options;

            return _this.client.fetch(document, options);
          };
        };

        _this.client = context.client;
        _this.options = computeOptions(props);
        _this.parsedData = _this.parse(sources);
        return _this;
      }

      WithOperations.prototype.componentWillMount = function componentWillMount() {
        this.resolve();
      };

      WithOperations.prototype.componentWillReceiveProps = function componentWillReceiveProps(nextProps) {
        var nextOptions = computeOptions(nextProps);

        if (shallowEqual(this.options, nextOptions)) return;

        this.options = _extends({}, nextOptions);

        this.resolve();
      };

      WithOperations.prototype.render = function render() {
        var props = Object.entries(this.operations).reduce(function (acc, _ref) {
          var _extends2;

          var key = _ref[0],
              value = _ref[1];

          if (isEmpty(value) || isNil(value)) return acc;
          return _extends({}, acc, (_extends2 = {}, _extends2[key] = _extends({}, acc[key] || {}, value), _extends2));
        }, this.props);

        return React.createElement(BaseComponent, props);
      };

      return WithOperations;
    }(Component);

    WithOperations.displayName = 'withOperations(' + (BaseComponent.displayName || BaseComponent.name || 'Component') + ')';
    WithOperations.WrappedComponent = BaseComponent;
    WithOperations.contextTypes = {
      client: PropTypes.object.isRequired
    };


    return hoistNonReactStatics(WithOperations, BaseComponent, {});
  };
}