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import { Observable } from 'rxjs'
import { getLocaleDirection } from '@angular/common'
import {
Component,
ElementRef,
EventEmitter,
Inject,
Input,
LOCALE_ID,
OnChanges,
OnInit,
Output,
SimpleChanges,
ViewChild
} from '@angular/core'
import { Router } from '@angular/router'
import { Notifier, User } from '@app/core'
import { VIDEO_COMMENT_TEXT_VALIDATOR } from '@app/shared/form-validators/video-comment-validators'
import { FormReactive, FormValidatorService } from '@app/shared/shared-forms'
import { Video } from '@app/shared/shared-main'
import { VideoComment, VideoCommentService } from '@app/shared/shared-video-comment'
import { NgbModal } from '@ng-bootstrap/ng-bootstrap'
import { VideoCommentCreate } from '@shared/models'
@Component({
selector: 'my-video-comment-add',
templateUrl: './video-comment-add.component.html',
styleUrls: ['./video-comment-add.component.scss']
})
export class VideoCommentAddComponent extends FormReactive implements OnChanges, OnInit {
@Input() user: User
@Input() video: Video
@Input() parentComment?: VideoComment
@Input() parentComments?: VideoComment[]
@Input() focusOnInit = false
@Input() textValue?: string
@Output() commentCreated = new EventEmitter<VideoComment>()
@Output() cancel = new EventEmitter()
@ViewChild('visitorModal', { static: true }) visitorModal: NgbModal
@ViewChild('emojiModal', { static: true }) emojiModal: NgbModal
@ViewChild('textarea', { static: true }) textareaElement: ElementRef
addingComment = false
addingCommentButtonValue: string
constructor (
protected formValidatorService: FormValidatorService,
private notifier: Notifier,
private videoCommentService: VideoCommentService,
private modalService: NgbModal,
private router: Router,
@Inject(LOCALE_ID) private localeId: string
) {
super()
}
get emojiMarkupList () {
const emojiMarkupObjectList = require('markdown-it-emoji/lib/data/light.json')
// Populate emoji-markup-list from object to array to avoid keys alphabetical order
const emojiMarkupArrayList = []
for (const emojiMarkupName in emojiMarkupObjectList) {
if (emojiMarkupName) {
const emoji = emojiMarkupObjectList[emojiMarkupName]
emojiMarkupArrayList.push([emoji, emojiMarkupName])
}
}
return emojiMarkupArrayList
}
ngOnInit () {
this.buildForm({
text: VIDEO_COMMENT_TEXT_VALIDATOR
})
if (this.user) {
if (!this.parentComment) {
this.addingCommentButtonValue = $localize`Comment`
} else {
this.addingCommentButtonValue = $localize`Reply`
}
this.initTextValue()
}
}
ngOnChanges (changes: SimpleChanges) {
// Not initialized yet
if (!this.form) return
if (changes.textValue && changes.textValue.currentValue && changes.textValue.currentValue !== changes.textValue.previousValue) {
this.patchTextValue(changes.textValue.currentValue, true)
}
}
onValidKey () {
this.check()
if (!this.form.valid) return
this.formValidated()
}
openVisitorModal (event: any) {
if (this.user === null) { // we only open it for visitors
// fixing ng-bootstrap ModalService and the "Expression Changed After It Has Been Checked" Error
event.srcElement.blur()
event.preventDefault()
this.modalService.open(this.visitorModal)
}
}
openEmojiModal (event: any) {
event.preventDefault()
this.modalService.open(this.emojiModal, { backdrop: true, size: 'lg' })
}
hideModals () {
this.modalService.dismissAll()
}
formValidated () {
// If we validate very quickly the comment form, we might comment twice
if (this.addingComment) return
this.addingComment = true
const commentCreate: VideoCommentCreate = this.form.value
let obs: Observable<VideoComment>
if (this.parentComment) {
obs = this.addCommentReply(commentCreate)
} else {
obs = this.addCommentThread(commentCreate)
}
obs.subscribe({
next: comment => {
this.addingComment = false
this.commentCreated.emit(comment)
this.form.reset()
},
error: err => {
this.addingComment = false
this.notifier.error(err.text)
}
})
}
isAddButtonDisplayed () {
return this.form.value['text']
}
getUri () {
return window.location.href
}
gotoLogin () {
this.hideModals()
this.router.navigate([ '/login' ])
}
cancelCommentReply () {
this.cancel.emit(null)
this.form.value['text'] = this.textareaElement.nativeElement.value = ''
}
isRTL () {
return getLocaleDirection(this.localeId) === 'rtl'
}
private addCommentReply (commentCreate: VideoCommentCreate) {
return this.videoCommentService
.addCommentReply(this.video.id, this.parentComment.id, commentCreate)
}
private addCommentThread (commentCreate: VideoCommentCreate) {
return this.videoCommentService
.addCommentThread(this.video.id, commentCreate)
}
private initTextValue () {
if (this.textValue) {
this.patchTextValue(this.textValue, this.focusOnInit)
return
}
if (this.parentComment) {
const mentions = this.parentComments
.filter(c => c.account && c.account.id !== this.user.account.id) // Don't add mention of ourselves
.map(c => '@' + c.by)
const mentionsSet = new Set(mentions)
const mentionsText = Array.from(mentionsSet).join(' ') + ' '
this.patchTextValue(mentionsText, this.focusOnInit)
}
}
private patchTextValue (text: string, focus: boolean) {
setTimeout(() => {
if (focus) {
this.textareaElement.nativeElement.focus()
}
// Scroll to textarea
this.textareaElement.nativeElement.scrollIntoView({ behavior: 'smooth', block: 'center', inline: 'nearest' })
// Use the native textarea autosize according to the text's break lines
this.textareaElement.nativeElement.dispatchEvent(new Event('input'))
})
this.form.patchValue({ text })
}
}
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