import {Injectable} from 'angular2/src/core/di';

import {MessageBus} from 'angular2/src/web_workers/shared/message_bus';

import {Serializer, PRIMITIVE} from 'angular2/src/web_workers/shared/serializer';

import {

RenderViewRef,

RenderFragmentRef,

RenderProtoViewRef,

Renderer

} from 'angular2/src/core/render/api';

import {WebWorkerElementRef} from 'angular2/src/web_workers/shared/api';

import {EVENT_CHANNEL, RENDERER_CHANNEL} from 'angular2/src/web_workers/shared/messaging_api';

import {BaseException, Type} from 'angular2/src/core/facade/lang';

import {bind} from './bind';

import {EventDispatcher} from 'angular2/src/web_workers/ui/event_dispatcher';

import {

RenderViewWithFragmentsStore

} from 'angular2/src/web_workers/shared/render_view_with_fragments_store';

import {ServiceMessageBrokerFactory} from 'angular2/src/web_workers/shared/service_message_broker';

@Injectable()

export class MessageBasedRenderer {

constructor(private _brokerFactory: ServiceMessageBrokerFactory, private _bus: MessageBus,

private _serializer: Serializer,

private _renderViewWithFragmentsStore: RenderViewWithFragmentsStore,

private _renderer: Renderer) {}

start(): void {

var broker = this._brokerFactory.createMessageBroker(RENDERER_CHANNEL);

broker.registerMethod("createRootHostView",

[RenderProtoViewRef, PRIMITIVE, PRIMITIVE, PRIMITIVE],

bind(this._createRootHostView, this));

broker.registerMethod("createView", [RenderProtoViewRef, PRIMITIVE, PRIMITIVE],

bind(this._createView, this));

broker.registerMethod("destroyView", [RenderViewRef], bind(this._destroyView, this));

broker.registerMethod("attachFragmentAfterFragment", [RenderFragmentRef, RenderFragmentRef],

bind(this._renderer.attachFragmentAfterFragment, this._renderer));

broker.registerMethod("attachFragmentAfterElement", [WebWorkerElementRef, RenderFragmentRef],

bind(this._renderer.attachFragmentAfterElement, this._renderer));

broker.registerMethod("detachFragment", [RenderFragmentRef],

bind(this._renderer.detachFragment, this._renderer));

broker.registerMethod("hydrateView", [RenderViewRef],

bind(this._renderer.hydrateView, this._renderer));

broker.registerMethod("dehydrateView", [RenderViewRef],

bind(this._renderer.dehydrateView, this._renderer));

broker.registerMethod("setText", [RenderViewRef, PRIMITIVE, PRIMITIVE],

bind(this._renderer.setText, this._renderer));

broker.registerMethod("setElementProperty", [WebWorkerElementRef, PRIMITIVE, PRIMITIVE],

bind(this._renderer.setElementProperty, this._renderer));

broker.registerMethod("setElementAttribute", [WebWorkerElementRef, PRIMITIVE, PRIMITIVE],

bind(this._renderer.setElementAttribute, this._renderer));

broker.registerMethod("setElementClass", [WebWorkerElementRef, PRIMITIVE, PRIMITIVE],

bind(this._renderer.setElementClass, this._renderer));

broker.registerMethod("setElementStyle", [WebWorkerElementRef, PRIMITIVE, PRIMITIVE],

bind(this._renderer.setElementStyle, this._renderer));

broker.registerMethod("invokeElementMethod", [WebWorkerElementRef, PRIMITIVE, PRIMITIVE],

bind(this._renderer.invokeElementMethod, this._renderer));

broker.registerMethod("setEventDispatcher", [RenderViewRef],

bind(this._setEventDispatcher, this));

}

private _destroyView(viewRef: RenderViewRef): void {

this._renderer.destroyView(viewRef);

this._renderViewWithFragmentsStore.remove(viewRef);

}

private _createRootHostView(ref: RenderProtoViewRef, fragmentCount: number, selector: string,

startIndex: number) {

var renderViewWithFragments = this._renderer.createRootHostView(ref, fragmentCount, selector);

this._renderViewWithFragmentsStore.store(renderViewWithFragments, startIndex);

}

private _createView(ref: RenderProtoViewRef, fragmentCount: number, startIndex: number) {

var renderViewWithFragments = this._renderer.createView(ref, fragmentCount);

this._renderViewWithFragmentsStore.store(renderViewWithFragments, startIndex);

}

private _setEventDispatcher(viewRef: RenderViewRef) {

var dispatcher = new EventDispatcher(viewRef, this._bus.to(EVENT_CHANNEL), this._serializer);

this._renderer.setEventDispatcher(viewRef, dispatcher);

}

}