80 lines
2.0 KiB
JavaScript
80 lines
2.0 KiB
JavaScript
import Ember from 'ember';
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export default Ember.Mixin.create({
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polling: Ember.inject.service(),
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didInsertElement() {
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this._super.apply(this, arguments);
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return this.startPolling();
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},
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willDestroyElement() {
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this._super.apply(this, arguments);
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return this.stopPolling();
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},
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pollModelDidChange(sender, key, value) {
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return this.pollModel(key);
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},
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pollModelWillChange(sender, key, value) {
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return this.stopPollingModel(key);
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},
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pollModel(property) {
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var addToPolling, model;
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addToPolling = () => {
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return this.get('polling').startPolling(model);
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};
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if (model = this.get(property)) {
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if (model.then) {
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return model.then(function(resolved) {
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return addToPolling(resolved);
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});
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} else {
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return addToPolling(model);
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}
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}
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},
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stopPollingModel(property) {
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var model;
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if (model = this.get(property)) {
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return this.get('polling').stopPolling(model);
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}
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},
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startPolling() {
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var pollModels;
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pollModels = this.get('pollModels');
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if (pollModels) {
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if (!Ember.isArray(pollModels)) {
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pollModels = [pollModels];
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}
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pollModels.forEach( (property) => {
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this.pollModel(property);
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this.addObserver(property, this, 'pollModelDidChange');
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return Ember.addBeforeObserver(this, property, this, 'pollModelWillChange');
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});
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}
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if (this.pollHook) {
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return this.get('polling').startPollingHook(this);
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}
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},
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stopPolling() {
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var pollModels;
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if (pollModels = this.get('pollModels')) {
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if (!Ember.isArray(pollModels)) {
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pollModels = [pollModels];
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}
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pollModels.forEach( (property) => {
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this.stopPollingModel(property);
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this.removeObserver(property, this, 'pollModelDidChange');
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return Ember.removeBeforeObserver(this, property, this, 'pollModelWillChange');
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});
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}
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return this.get('polling').stopPollingHook(this);
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}
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});
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