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promise based getCurrentPath()

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Adam Bradley
2015-07-09 12:25:34 -05:00
parent 45ac09a391
commit 1427c254c5
3 changed files with 69 additions and 47 deletions
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90
ionic/routing/router.ts
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@ -32,59 +32,81 @@ export class IonicRouter {
}
}
load(ionicApp, ionicConfig, window) {
load(window, ionicApp, ionicConfig) {
// create each of the state manager classes
for (let name in stateManagerClasses) {
stateManagers[name] = new stateManagerClasses[name](this, ionicApp, ionicConfig, window);
stateManagers[name] = new stateManagerClasses[name](window, this, ionicApp, ionicConfig);
}
stateManagerClasses = {};
this.loadByPath(this.getCurrentPath(), this.otherwise());
return new Promise(resolve => {
this.getCurrentPath().then(path => {
this.loadByPath(path, this.otherwise()).then(resolve);
});
});
}
loadByPath(path, fallbackRoute) {
let self = this;
let activeViewCtrl = self.activeViewController();
let matchedRoute = self.match(path) || fallbackRoute;
return new Promise(resolve => {
let self = this;
let activeViewCtrl = self.activeViewController();
let matchedRoute = self.match(path) || fallbackRoute;
function zoneLoad() {
self._app.zone().run(() => {
activeViewCtrl.push(matchedRoute.cls);
self.lastPath(matchedRoute.path);
});
}
if (activeViewCtrl && matchedRoute) {
if (matchedRoute.cls) {
zoneLoad();
} else if (matchedRoute.module) {
System.import(matchedRoute.module).then(m => {
if (m) {
matchedRoute.cls = m[matchedRoute.name];
zoneLoad();
}
function zoneLoad() {
self._app.zone().run(() => {
activeViewCtrl.push(matchedRoute.cls);
self.lastPath(matchedRoute.path);
resolve();
}, err => {
console.error(err);
});
}
}
if (activeViewCtrl && matchedRoute) {
if (matchedRoute.cls) {
zoneLoad();
} else if (matchedRoute.module) {
System.import(matchedRoute.module).then(m => {
if (m) {
matchedRoute.cls = m[matchedRoute.name];
zoneLoad();
}
}, err => {
console.error(err);
});
}
}
});
}
getCurrentPath() {
// check each of the state managers and the one with the
// highest priority wins of knowing what path we are currently at
let rtnPath = null;
let highestPriority = -1;
let currentState = null;
return new Promise(resolve => {
for (let name in stateManagers) {
currentState = stateManagers[name].getCurrentPath();
if (currentState.path && currentState.priority > highestPriority) {
rtnPath = currentState.path;
let promises = [];
for (let name in stateManagers) {
promises.push(stateManagers[name].getCurrentPath());
}
}
return rtnPath;
// when all the promises have resolved then see which one wins
Promise.all(promises).then(results => {
let rtnPath = null;
let highestPriority = -1;
let state = null;
for (let i = 0; i < results.length; i++) {
state = results[i];
if (state.path && state.priority > highestPriority) {
rtnPath = state.path;
}
}
resolve(rtnPath);
});
});
}
stateChange(type, activeView) {