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import { Component, OnInit } from '@angular/core'
import { FormControl, FormGroup } from '@angular/forms'
import { Router } from '@angular/router'
import { NotificationsService } from 'angular2-notifications'
import { ConfirmService } from '../../../core'
import { validateHost } from '../../../shared'
import { FollowService } from '../shared'
@Component({
selector: 'my-following-add',
templateUrl: './following-add.component.html',
styleUrls: [ './following-add.component.scss' ]
})
export class FollowingAddComponent implements OnInit {
form: FormGroup
hosts: string[] = [ ]
error: string = null
constructor (
private router: Router,
private notificationsService: NotificationsService,
private confirmService: ConfirmService,
private followService: FollowService
) {}
ngOnInit () {
this.form = new FormGroup({})
this.addField()
}
addField () {
this.form.addControl(`host-${this.hosts.length}`, new FormControl('', [ validateHost ]))
this.hosts.push('')
}
canMakeFriends () {
return window.location.protocol === 'https:'
}
customTrackBy (index: number, obj: any): any {
return index
}
displayAddField (index: number) {
return index === (this.hosts.length - 1)
}
displayRemoveField (index: number) {
return (index !== 0 || this.hosts.length > 1) && index !== (this.hosts.length - 1)
}
isFormValid () {
// Do not check the last input
for (let i = 0; i < this.hosts.length - 1; i++) {
if (!this.form.controls[`host-${i}`].valid) return false
}
const lastIndex = this.hosts.length - 1
// If the last input (which is not the first) is empty, it's ok
if (this.hosts[lastIndex] === '' && lastIndex !== 0) {
return true
} else {
return this.form.controls[`host-${lastIndex}`].valid
}
}
removeField (index: number) {
// Remove the last control
this.form.removeControl(`host-${this.hosts.length - 1}`)
this.hosts.splice(index, 1)
}
addFollowing () {
this.error = ''
const notEmptyHosts = this.getNotEmptyHosts()
if (notEmptyHosts.length === 0) {
this.error = 'You need to specify at least 1 host.'
return
}
if (!this.isHostsUnique(notEmptyHosts)) {
this.error = 'Hosts need to be unique.'
return
}
const confirmMessage = 'Are you sure to make friends with:<br /> - ' + notEmptyHosts.join('<br /> - ')
this.confirmService.confirm(confirmMessage, 'Follow new server(s)').subscribe(
res => {
if (res === false) return
this.followService.follow(notEmptyHosts).subscribe(
status => {
this.notificationsService.success('Success', 'Follow request(s) sent!')
// Wait requests between pods
setTimeout(() => this.router.navigate([ '/admin/friends/list' ]), 1000)
},
err => this.notificationsService.error('Error', err.message)
)
}
)
}
private getNotEmptyHosts () {
const notEmptyHosts = []
Object.keys(this.form.value).forEach((hostKey) => {
const host = this.form.value[hostKey]
if (host !== '') notEmptyHosts.push(host)
})
return notEmptyHosts
}
private isHostsUnique (hosts: string[]) {
return hosts.every(host => hosts.indexOf(host) === hosts.lastIndexOf(host))
}
}
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