/**
 * Copyright 2013-2014 Facebook, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @providesModule ReactDefaultInjection
 */

"use strict";

var BeforeInputEventPlugin = require("./BeforeInputEventPlugin");
var ChangeEventPlugin = require("./ChangeEventPlugin");
var ClientReactRootIndex = require("./ClientReactRootIndex");
var CompositionEventPlugin = require("./CompositionEventPlugin");
var DefaultEventPluginOrder = require("./DefaultEventPluginOrder");
var EnterLeaveEventPlugin = require("./EnterLeaveEventPlugin");
var ExecutionEnvironment = require("./ExecutionEnvironment");
var HTMLDOMPropertyConfig = require("./HTMLDOMPropertyConfig");
var MobileSafariClickEventPlugin = require("./MobileSafariClickEventPlugin");
var ReactBrowserComponentMixin = require("./ReactBrowserComponentMixin");
var ReactComponentBrowserEnvironment =
  require("./ReactComponentBrowserEnvironment");
var ReactDefaultBatchingStrategy = require("./ReactDefaultBatchingStrategy");
var ReactDOM = require("./ReactDOM");
var ReactDOMButton = require("./ReactDOMButton");
var ReactDOMForm = require("./ReactDOMForm");
var ReactDOMImg = require("./ReactDOMImg");
var ReactDOMInput = require("./ReactDOMInput");
var ReactDOMOption = require("./ReactDOMOption");
var ReactDOMSelect = require("./ReactDOMSelect");
var ReactDOMTextarea = require("./ReactDOMTextarea");
var ReactEventListener = require("./ReactEventListener");
var ReactInjection = require("./ReactInjection");
var ReactInstanceHandles = require("./ReactInstanceHandles");
var ReactMount = require("./ReactMount");
var SelectEventPlugin = require("./SelectEventPlugin");
var ServerReactRootIndex = require("./ServerReactRootIndex");
var SimpleEventPlugin = require("./SimpleEventPlugin");
var SVGDOMPropertyConfig = require("./SVGDOMPropertyConfig");

var createFullPageComponent = require("./createFullPageComponent");

function inject() {
  ReactInjection.EventEmitter.injectReactEventListener(
    ReactEventListener
  );

  /**
   * Inject modules for resolving DOM hierarchy and plugin ordering.
   */
  ReactInjection.EventPluginHub.injectEventPluginOrder(DefaultEventPluginOrder);
  ReactInjection.EventPluginHub.injectInstanceHandle(ReactInstanceHandles);
  ReactInjection.EventPluginHub.injectMount(ReactMount);

  /**
   * Some important event plugins included by default (without having to require
   * them).
   */
  ReactInjection.EventPluginHub.injectEventPluginsByName({
    SimpleEventPlugin: SimpleEventPlugin,
    EnterLeaveEventPlugin: EnterLeaveEventPlugin,
    ChangeEventPlugin: ChangeEventPlugin,
    CompositionEventPlugin: CompositionEventPlugin,
    MobileSafariClickEventPlugin: MobileSafariClickEventPlugin,
    SelectEventPlugin: SelectEventPlugin,
    BeforeInputEventPlugin: BeforeInputEventPlugin
  });

  ReactInjection.DOM.injectComponentClasses({
    button: ReactDOMButton,
    form: ReactDOMForm,
    img: ReactDOMImg,
    input: ReactDOMInput,
    option: ReactDOMOption,
    select: ReactDOMSelect,
    textarea: ReactDOMTextarea,

    html: createFullPageComponent(ReactDOM.html),
    head: createFullPageComponent(ReactDOM.head),
    body: createFullPageComponent(ReactDOM.body)
  });

  // This needs to happen after createFullPageComponent() otherwise the mixin
  // gets double injected.
  ReactInjection.CompositeComponent.injectMixin(ReactBrowserComponentMixin);

  ReactInjection.DOMProperty.injectDOMPropertyConfig(HTMLDOMPropertyConfig);
  ReactInjection.DOMProperty.injectDOMPropertyConfig(SVGDOMPropertyConfig);

  ReactInjection.EmptyComponent.injectEmptyComponent(ReactDOM.noscript);

  ReactInjection.Updates.injectReconcileTransaction(
    ReactComponentBrowserEnvironment.ReactReconcileTransaction
  );
  ReactInjection.Updates.injectBatchingStrategy(
    ReactDefaultBatchingStrategy
  );

  ReactInjection.RootIndex.injectCreateReactRootIndex(
    ExecutionEnvironment.canUseDOM ?
      ClientReactRootIndex.createReactRootIndex :
      ServerReactRootIndex.createReactRootIndex
  );

  ReactInjection.Component.injectEnvironment(ReactComponentBrowserEnvironment);

  if ("production" !== process.env.NODE_ENV) {
    var url = (ExecutionEnvironment.canUseDOM && window.location.href) || '';
    if ((/[?&]react_perf\b/).test(url)) {
      var ReactDefaultPerf = require("./ReactDefaultPerf");
      ReactDefaultPerf.start();
    }
  }
}

module.exports = {
  inject: inject
};
