open-vault/ui/app/services/router.js

100 lines
2.6 KiB
JavaScript

import Evented from '@ember/object/evented';
import Service from '@ember/service';
import { inject as service } from '@ember/service';
import { alias } from '@ember/object/computed';
let hasOwn = (obj, prop) => {
return Object.prototype.hasOwnProperty.call(obj, prop);
};
export function extractRouteArgs(args) {
args = args.slice();
let possibleQueryParams = args[args.length - 1];
let queryParams;
if (possibleQueryParams && hasOwn(possibleQueryParams, 'queryParams')) {
queryParams = args.pop().queryParams;
} else {
queryParams = {};
}
let routeName = args.shift();
return { routeName, models: args, queryParams };
}
//https://github.com/emberjs/ember.js/blob/abf753a3d494830dc9e95b1337b3654b671b11be/packages/ember-routing/lib/utils.js#L210
export function shallowEqual(a, b) {
let k;
let aCount = 0;
let bCount = 0;
for (k in a) {
if (hasOwn(a, k)) {
if (a[k] !== b[k]) {
return false;
}
aCount++;
}
}
for (k in b) {
if (hasOwn(b, k)) {
bCount++;
}
}
return aCount === bCount;
}
export default Service.extend(Evented, {
init() {
this._super(...arguments);
this._router.on('routeWillChange', transition => {
this.trigger('routeWillChange', transition);
});
this._router.on('routeDidChange', transition => {
this.trigger('routeDidChange', transition);
});
},
routing: service('-routing'),
_router: alias('routing.router'),
transitionTo() {
let r = this._router;
return r.transitionTo.call(r, ...arguments);
},
replaceWith() {
let r = this._router;
return r.replaceWith.call(r, ...arguments);
},
urlFor() {
let r = this._router;
return r.generate.call(r, ...arguments);
},
currentURL: alias('_router.currentURL'),
currentRouteName: alias('_router.currentRouteName'),
rootURL: alias('_router.rootURL'),
location: alias('_router.location'),
//adapted from:
// https://github.com/emberjs/ember.js/blob/abf753a3d494830dc9e95b1337b3654b671b11be/packages/ember-routing/lib/services/router.js#L220
isActive(...args) {
let { routeName, models, queryParams } = extractRouteArgs(args);
let routerMicrolib = this._router._routerMicrolib;
if (!routerMicrolib.isActiveIntent(routeName, models, null)) {
return false;
}
let hasQueryParams = Object.keys(queryParams).length > 0;
if (hasQueryParams) {
this._router._prepareQueryParams(routeName, models, queryParams, true /* fromRouterService */);
return shallowEqual(queryParams, routerMicrolib.state.queryParams);
}
return true;
},
});