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/* global Build */
import Visibility from 'visibilityjs';
import Flash from '../flash';
import Poll from '../lib/utils/poll';
import JobStore from './stores/job_store';
import JobService from './services/job_service';
import '../build';
export default class JobMediator {
constructor(options = {}) {
this.options = options;
this.store = new JobStore();
this.service = new JobService(options.endpoint);
this.state = {
isLoading: false,
};
}
initBuildClass() {
this.build = new Build();
}
fetchJob() {
this.poll = new Poll({
resource: this.service,
method: 'getJob',
successCallback: this.successCallback.bind(this),
errorCallback: this.errorCallback.bind(this),
});
if (!Visibility.hidden()) {
this.state.isLoading = true;
this.poll.makeRequest();
} else {
this.getJob();
}
Visibility.change(() => {
if (!Visibility.hidden()) {
this.poll.restart();
} else {
this.poll.stop();
}
});
}
getJob() {
return this.service.getJob()
.then(response => this.successCallback(response))
.catch(() => this.errorCallback());
}
successCallback(response) {
this.state.isLoading = false;
return response.json().then(data => this.store.storeJob(data));
}
errorCallback() {
this.state.isLoading = false;
return new Flash('An error occurred while fetching the job.');
}
}
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