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/*
* Copyright (C) 2023-2024 Yomitan Authors
* Copyright (C) 2019-2022 Yomichan Authors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import {querySelectorNotNull} from '../../dom/query-selector.js';
export class PopupPreviewController {
/**
* @param {import('./settings-controller.js').SettingsController} settingsController
*/
constructor(settingsController) {
/** @type {import('./settings-controller.js').SettingsController} */
this._settingsController = settingsController;
/** @type {string} */
this._targetOrigin = chrome.runtime.getURL('/').replace(/\/$/, '');
/** @type {HTMLIFrameElement} */
this._frame = querySelectorNotNull(document, '#popup-preview-frame');
/** @type {HTMLTextAreaElement} */
this._customCss = querySelectorNotNull(document, '#custom-popup-css');
/** @type {HTMLTextAreaElement} */
this._customOuterCss = querySelectorNotNull(document, '#custom-popup-outer-css');
/** @type {HTMLElement} */
this._previewFrameContainer = querySelectorNotNull(document, '.preview-frame-container');
}
/** */
prepare() {
if (new URLSearchParams(location.search).get('popup-preview') === 'false') { return; }
this._customCss.addEventListener('input', this._onCustomCssChange.bind(this), false);
this._customCss.addEventListener('settingChanged', this._onCustomCssChange.bind(this), false);
this._customOuterCss.addEventListener('input', this._onCustomOuterCssChange.bind(this), false);
this._customOuterCss.addEventListener('settingChanged', this._onCustomOuterCssChange.bind(this), false);
this._frame.addEventListener('load', this._onFrameLoad.bind(this), false);
this._settingsController.on('optionsContextChanged', this._onOptionsContextChange.bind(this));
this._settingsController.on('optionsChanged', this._onOptionsChanged.bind(this));
const languageSelect = querySelectorNotNull(document, '#language-select');
languageSelect.addEventListener(
/** @type {string} */ ('settingChanged'),
/** @type {EventListener} */ (this._onLanguageSelectChanged.bind(this)),
false,
);
this._frame.src = '/popup-preview.html';
}
// Private
/** */
_onFrameLoad() {
this._onOptionsContextChange();
this._onCustomCssChange();
this._onCustomOuterCssChange();
}
/** */
_onCustomCssChange() {
const css = /** @type {HTMLTextAreaElement} */ (this._customCss).value;
this._invoke('setCustomCss', {css});
}
/** */
_onCustomOuterCssChange() {
const css = /** @type {HTMLTextAreaElement} */ (this._customOuterCss).value;
this._invoke('setCustomOuterCss', {css});
}
/** */
_onOptionsContextChange() {
const optionsContext = this._settingsController.getOptionsContext();
this._invoke('updateOptionsContext', {optionsContext});
}
/**
* @param {import('settings-controller').EventArgument<'optionsChanged'>} details
*/
_onOptionsChanged({options}) {
this._invoke('setLanguageExampleText', {language: options.general.language});
}
/**
* @param {import('dom-data-binder').SettingChangedEvent} settingChangedEvent
*/
_onLanguageSelectChanged(settingChangedEvent) {
const {value} = settingChangedEvent.detail;
if (typeof value !== 'string') { return; }
this._invoke('setLanguageExampleText', {language: value});
}
/**
* @template {import('popup-preview-frame').ApiNames} TName
* @param {TName} action
* @param {import('popup-preview-frame').ApiParams<TName>} params
*/
_invoke(action, params) {
if (this._frame === null || this._frame.contentWindow === null) { return; }
this._frame.contentWindow.postMessage({action, params}, this._targetOrigin);
}
}
/**
* @param {string | undefined} url
* @returns {boolean}
*/
export function checkPopupPreviewURL(url) {
return !!(url && url.includes('popup-preview.html') && !['http:', 'https:', 'ws:', 'wss:', 'ftp:', 'data:', 'file:'].includes(new URL(url).protocol));
}
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