2020-01-30 11:23:46 +01:00

127 lines
4.1 KiB
TypeScript

// (C) Copyright 2015 Moodle Pty Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import { Component, } from '@angular/core';
import { IonicPage } from 'ionic-angular';
import { TranslateService } from '@ngx-translate/core';
import { CoreSitesProvider, CoreSiteBasicInfo } from '@providers/sites';
import { CoreDomUtilsProvider } from '@providers/utils/dom';
import { CoreSettingsHelper, CoreSiteSpaceUsage } from '../../providers/helper';
/**
* Page that displays the space usage settings.
*/
@IonicPage({segment: 'core-settings-space-usage'})
@Component({
selector: 'page-core-settings-space-usage',
templateUrl: 'space-usage.html',
})
export class CoreSettingsSpaceUsagePage {
loaded = false;
sites = [];
currentSiteId = '';
totals: CoreSiteSpaceUsage = {
cacheEntries: 0,
spaceUsage: 0
};
constructor(protected sitesProvider: CoreSitesProvider,
protected settingsHelper: CoreSettingsHelper,
protected domUtils: CoreDomUtilsProvider,
protected translate: TranslateService,
) {
this.currentSiteId = this.sitesProvider.getCurrentSiteId();
}
/**
* View loaded.
*/
ionViewDidLoad(): void {
this.loadSiteData().finally(() => {
this.loaded = true;
});
}
/**
* Convenience function to load site data/usage and calculate the totals.
*
* @return Resolved when done.
*/
protected async loadSiteData(): Promise<void> {
// Calculate total usage.
let totalSize = 0;
let totalEntries = 0;
this.sites = await this.sitesProvider.getSortedSites();
// Get space usage.
await Promise.all(this.sites.map(async (site) => {
const siteInfo = await this.settingsHelper.getSiteSpaceUsage(site.id);
site.cacheEntries = siteInfo.cacheEntries;
site.spaceUsage = siteInfo.spaceUsage;
totalSize += (site.spaceUsage ? parseInt(site.spaceUsage, 10) : 0);
totalEntries += (site.cacheEntries ? parseInt(site.cacheEntries, 10) : 0);
}));
this.totals.spaceUsage = totalSize;
this.totals.cacheEntries = totalEntries;
}
/**
* Refresh the data.
*
* @param refresher Refresher.
*/
refreshData(refresher: any): void {
this.loadSiteData().finally(() => {
refresher.complete();
});
}
/**
* Deletes files of a site and the tables that can be cleared.
*
* @param siteData Site object with space usage.
*/
deleteSiteStorage(siteData: CoreSiteBasicInfoWithUsage): void {
this.settingsHelper.deleteSiteStorage(siteData.siteName, siteData.id).then((newInfo) => {
this.totals.spaceUsage -= siteData.spaceUsage - newInfo.spaceUsage;
this.totals.spaceUsage -= siteData.cacheEntries - newInfo.cacheEntries;
siteData.spaceUsage = newInfo.spaceUsage;
siteData.cacheEntries = newInfo.cacheEntries;
}).catch(() => {
// Ignore cancelled confirmation modal.
});
}
/**
* Show information about space usage actions.
*/
showInfo(): void {
this.domUtils.showAlert(this.translate.instant('core.help'),
this.translate.instant('core.settings.spaceusagehelp'));
}
}
/**
* Basic site info with space usage and cache entries that can be erased.
*/
export interface CoreSiteBasicInfoWithUsage extends CoreSiteBasicInfo {
cacheEntries?: number; // Number of cached entries that can be cleared.
spaceUsage?: number; // Space used in this site.
}