news/plugins/admin/themes/grav/app/utils/gpm.js

58 lines
1.5 KiB
JavaScript
Raw Normal View History

import { parseJSON, parseStatus, userFeedbackError } from './response';
import { config } from 'grav-config';
import EventEmitter from 'events';
export default class GPM extends EventEmitter {
constructor(action = 'getUpdates') {
super();
this.payload = {};
this.raw = {};
this.action = action;
}
setPayload(payload = {}) {
this.payload = payload;
this.emit('payload', payload);
return this;
}
setAction(action = 'getUpdates') {
this.action = action;
this.emit('action', action);
return this;
}
fetch(callback = () => true, flush = false) {
let data = new FormData();
data.append('admin-nonce', config.admin_nonce);
if (flush) {
data.append('flush', true);
}
this.emit('fetching', this);
fetch(`${config.base_url_relative}/update.json/task${config.param_sep}getUpdates`, {
credentials: 'same-origin',
method: 'post',
body: data
}).then((response) => { this.raw = response; return response; })
.then(parseStatus)
.then(parseJSON)
.then((response) => this.response(response))
.then((response) => callback(response, this.raw))
.then((response) => this.emit('fetched', this.payload, this.raw, this))
.catch(userFeedbackError);
}
response(response) {
this.payload = response;
return response;
}
}
export let Instance = new GPM();