74 lines
2.0 KiB
JavaScript
74 lines
2.0 KiB
JavaScript
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import {Map, MapWrapper, StringMap, StringMapWrapper, List, ListWrapper} from 'angular2/src/facade/collection';
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import {Promise, PromiseWrapper} from 'angular2/src/facade/async';
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import {isPresent} from 'angular2/src/facade/lang';
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export class RouteParams {
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params:Map<string, string>;
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constructor(params:StringMap) {
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this.params = params;
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}
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get(param:string) {
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return StringMapWrapper.get(this.params, param);
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}
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}
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export class Instruction {
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component:any;
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_children:Map<string, Instruction>;
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router:any;
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matchedUrl:string;
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params:Map<string, string>;
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constructor({params, component, children, matchedUrl}:{params:StringMap, component:any, children:Map, matchedUrl:string} = {}) {
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this.matchedUrl = matchedUrl;
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if (isPresent(children)) {
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this._children = children;
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var childUrl;
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StringMapWrapper.forEach(this._children, (child, _) => {
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childUrl = child.matchedUrl;
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});
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if (isPresent(childUrl)) {
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this.matchedUrl += childUrl;
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}
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} else {
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this._children = StringMapWrapper.create();
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}
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this.component = component;
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this.params = params;
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}
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getChildInstruction(outletName:string) {
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return StringMapWrapper.get(this._children, outletName);
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}
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forEachChild(fn:Function) {
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StringMapWrapper.forEach(this._children, fn);
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}
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mapChildrenAsync(fn):Promise {
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return mapObjAsync(this._children, fn);
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}
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/**
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* Takes a function:
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* (parent:Instruction, child:Instruction) => {}
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*/
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traverseSync(fn:Function) {
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this.forEachChild((childInstruction, _) => fn(this, childInstruction));
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this.forEachChild((childInstruction, _) => childInstruction.traverseSync(fn));
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}
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}
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function mapObjAsync(obj:StringMap, fn) {
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return PromiseWrapper.all(mapObj(obj, fn));
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}
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function mapObj(obj:StringMap, fn):List {
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var result = ListWrapper.create();
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StringMapWrapper.forEach(obj, (value, key) => ListWrapper.push(result, fn(value, key)));
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return result;
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}
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export var noopInstruction = new Instruction();
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