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import { AfterContentInit, Component, ContentChildren, Input, OnChanges, OnInit, QueryList, TemplateRef } from '@angular/core'
import { I18n } from '@ngx-translate/i18n-polyfill'
import { MarkdownService } from '@app/shared/renderer'
import { PeerTubeTemplateDirective } from '@app/shared/angular/peertube-template.directive'
@Component({
selector: 'my-help',
styleUrls: [ './help.component.scss' ],
templateUrl: './help.component.html'
})
export class HelpComponent implements OnInit, OnChanges, AfterContentInit {
@Input() helpType: 'custom' | 'markdownText' | 'markdownEnhanced' = 'custom'
@Input() tooltipPlacement = 'right auto'
@ContentChildren(PeerTubeTemplateDirective) templates: QueryList<PeerTubeTemplateDirective<'preHtml' | 'customHtml' | 'postHtml'>>
isPopoverOpened = false
mainHtml = ''
preHtmlTemplate: TemplateRef<any>
customHtmlTemplate: TemplateRef<any>
postHtmlTemplate: TemplateRef<any>
constructor (private i18n: I18n) { }
ngOnInit () {
this.init()
}
ngAfterContentInit () {
{
const t = this.templates.find(t => t.name === 'preHtml')
if (t) this.preHtmlTemplate = t.template
}
{
const t = this.templates.find(t => t.name === 'customHtml')
if (t) this.customHtmlTemplate = t.template
}
{
const t = this.templates.find(t => t.name === 'postHtml')
if (t) this.postHtmlTemplate = t.template
}
}
ngOnChanges () {
this.init()
}
onPopoverHidden () {
this.isPopoverOpened = false
}
onPopoverShown () {
this.isPopoverOpened = true
}
private init () {
if (this.helpType === 'markdownText') {
this.mainHtml = this.formatMarkdownSupport(MarkdownService.TEXT_RULES)
return
}
if (this.helpType === 'markdownEnhanced') {
this.mainHtml = this.formatMarkdownSupport(MarkdownService.ENHANCED_RULES)
return
}
}
private formatMarkdownSupport (rules: string[]) {
// tslint:disable:max-line-length
return this.i18n('<a href="https://en.wikipedia.org/wiki/Markdown#Example" target="_blank" rel="noopener noreferrer">Markdown</a> compatible that supports:') +
this.createMarkdownList(rules)
}
private createMarkdownList (rules: string[]) {
const rulesToText = {
'emphasis': this.i18n('Emphasis'),
'link': this.i18n('Links'),
'newline': this.i18n('New lines'),
'list': this.i18n('Lists'),
'image': this.i18n('Images')
}
const bullets = rules.map(r => rulesToText[r])
.filter(text => text)
.map(text => '<li>' + text + '</li>')
.join('')
return '<ul>' + bullets + '</ul>'
}
}
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