angular-docs-cn/modules/@angular/router-deprecated/src/router_providers_common.ts

40 lines
1.4 KiB
TypeScript

import {ApplicationRef} from '@angular/core';
import {LocationStrategy, PathLocationStrategy, Location} from '@angular/common';
import {Router, RootRouter} from './router';
import {RouteRegistry, ROUTER_PRIMARY_COMPONENT} from './route_registry';
import {Type} from '../src/facade/lang';
import {BaseException} from '../src/facade/exceptions';
/**
* The Platform agnostic ROUTER PROVIDERS
*/
export const ROUTER_PROVIDERS_COMMON: any[] = /*@ts2dart_const*/[
RouteRegistry,
/* @ts2dart_Provider */ {provide: LocationStrategy, useClass: PathLocationStrategy},
Location,
{
provide: Router,
useFactory: routerFactory,
deps: [RouteRegistry, Location, ROUTER_PRIMARY_COMPONENT, ApplicationRef]
},
{
provide: ROUTER_PRIMARY_COMPONENT,
useFactory: routerPrimaryComponentFactory,
deps: /*@ts2dart_const*/ ([ApplicationRef])
}
];
function routerFactory(registry: RouteRegistry, location: Location, primaryComponent: Type,
appRef: ApplicationRef): RootRouter {
var rootRouter = new RootRouter(registry, location, primaryComponent);
appRef.registerDisposeListener(() => rootRouter.dispose());
return rootRouter;
}
function routerPrimaryComponentFactory(app: ApplicationRef): Type {
if (app.componentTypes.length == 0) {
throw new BaseException("Bootstrap at least one component before injecting Router.");
}
return app.componentTypes[0];
}