59 lines
1.8 KiB
TypeScript
59 lines
1.8 KiB
TypeScript
// SPDX-FileCopyrightText: 2024 Mehdi Benadel <https://mehdibenadel.com>
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//
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// SPDX-License-Identifier: AGPL-3.0-only
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import type { TemplateResult } from 'lit'
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import { PartInfo, directive } from 'lit/directive.js'
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import { AsyncDirective } from 'lit/async-directive.js'
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import { RegisterClientHelpers } from '@peertube/peertube-types/client'
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import { unsafeHTML } from 'lit/directives/unsafe-html.js'
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import { html } from 'lit'
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import { getPtContext } from '../contexts/peertube'
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export class TranslationDirective extends AsyncDirective {
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private readonly _peertubeHelpers: RegisterClientHelpers
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private _translatedValue = ''
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private _localizationId = ''
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private _allowUnsafeHTML = false
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constructor (partInfo: PartInfo) {
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super(partInfo)
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this._peertubeHelpers = getPtContext().ptOptions.peertubeHelpers
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this._asyncUpdateTranslation().then(() => {}, () => {})
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}
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public override render = (locId: string, allowHTML = false): TemplateResult | string => {
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this._localizationId = locId // TODO Check current component for context (to infer the prefix)
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this._allowUnsafeHTML = allowHTML
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if (this._translatedValue === '') {
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this._translatedValue = locId
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}
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this._asyncUpdateTranslation().then(() => {}, () => {})
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return this._internalRender()
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}
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private readonly _internalRender = (): TemplateResult | string => {
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return this._allowUnsafeHTML ? html`${unsafeHTML(this._translatedValue)}` : this._translatedValue
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}
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private readonly _asyncUpdateTranslation = async (): Promise<true> => {
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const newValue = await this._peertubeHelpers.translate(this._localizationId) ?? ''
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if (newValue !== '' && newValue !== this._translatedValue) {
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this._translatedValue = newValue
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this.setValue(this._internalRender())
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}
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return true
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}
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}
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export const ptTr = directive(TranslationDirective)
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