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/**
* Copyright (C) 2018 The Android Open Source Project
*
* 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, OnInit } from '@angular/core';
import { MatSnackBar, MatTableDataSource, PageEvent } from '@angular/material';
import { AppService } from '../../appservice';
import { Host } from '../../model/host';
import { Lab } from '../../model/lab';
import { LabService } from './lab.service';
import { MenuBaseClass } from '../menu_base';
/** Component that handles lab and host menu. */
@Component({
selector: 'app-lab',
templateUrl: './lab.component.html',
providers: [ LabService ],
styleUrls: ['./lab.component.scss'],
})
export class LabComponent extends MenuBaseClass implements OnInit {
labColumnTitles = [
'_index',
'name',
'owner',
'admin',
'hostCount',
];
hostColumnTitles = [
'_index',
'name',
'hostname',
'ip',
'host_equipment',
'vtslab_version',
];
labCount = -1;
labPageIndex = 0;
constructor(private labService: LabService,
appService: AppService,
snackBar: MatSnackBar) {
super(appService, snackBar);
}
labDataSource = new MatTableDataSource<Lab>();
hostDataSource = new MatTableDataSource<Host>();
ngOnInit(): void {
// For labs and hosts, it does not use query pagination.
this.getHosts();
}
/** Gets hosts.
* @param size A number, at most this many results will be returned.
* @param offset A Number of results to skip.
*/
getHosts(size = 0, offset = 0) {
this.loading = true;
// Labs will not use filter for query.
const filterJSON = '';
this.labService.getLabs(size, offset, filterJSON, '', '')
.subscribe(
(response) => {
this.loading = false;
if (response.labs) {
this.count = response.labs.length;
this.hostDataSource.data = response.labs;
this.setLabs(response.labs);
}
},
(error) => this.showSnackbar(`[${error.status}] ${error.name}`)
);
}
/** Sets labs from given hosts.
* @param hosts A list of Host instances.
*/
setLabs(hosts: Host[]) {
if (hosts == null || hosts.length === 0) { return; }
const labMap = new Map();
hosts.forEach(function(host) {
if (labMap.has(host.name)) {
labMap.get(host.name).hosts.push(host);
} else {
labMap.set(host.name, {name: host.name, owner: host.owner, admin: host.admin, hosts: [host]});
}
});
const labs: Lab[] = [];
labMap.forEach((value) => labs.push(value));
this.labDataSource.data = labs;
}
}
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