368 lines
12 KiB
JavaScript
368 lines
12 KiB
JavaScript
/*
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* Copyright (C) 2021 Yomichan Authors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/* global
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* KeyboardMouseInputField
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*/
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class KeyboardShortcutController {
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constructor(settingsController) {
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this._settingsController = settingsController;
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this._entries = [];
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this._os = null;
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this._addButton = null;
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this._resetButton = null;
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this._listContainer = null;
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this._emptyIndicator = null;
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this._stringComparer = new Intl.Collator('en-US'); // Invariant locale
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this._scrollContainer = null;
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}
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get settingsController() {
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return this._settingsController;
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}
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async prepare() {
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const {platform: {os}} = await yomichan.api.getEnvironmentInfo();
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this._os = os;
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this._addButton = document.querySelector('#hotkey-list-add');
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this._resetButton = document.querySelector('#hotkey-list-reset');
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this._listContainer = document.querySelector('#hotkey-list');
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this._emptyIndicator = document.querySelector('#hotkey-list-empty');
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this._scrollContainer = document.querySelector('#keyboard-shortcuts-modal .modal-body');
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this._addButton.addEventListener('click', this._onAddClick.bind(this));
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this._resetButton.addEventListener('click', this._onResetClick.bind(this));
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this._settingsController.on('optionsChanged', this._onOptionsChanged.bind(this));
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await this._updateOptions();
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}
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async addEntry(terminationCharacterEntry) {
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const options = await this._settingsController.getOptions();
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const {inputs: {hotkeys}} = options;
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await this._settingsController.modifyProfileSettings([{
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action: 'splice',
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path: 'inputs.hotkeys',
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start: hotkeys.length,
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deleteCount: 0,
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items: [terminationCharacterEntry]
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}]);
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await this._updateOptions();
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this._scrollContainer.scrollTop = this._scrollContainer.scrollHeight;
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}
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async deleteEntry(index) {
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const options = await this._settingsController.getOptions();
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const {inputs: {hotkeys}} = options;
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if (index < 0 || index >= hotkeys.length) { return false; }
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await this._settingsController.modifyProfileSettings([{
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action: 'splice',
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path: 'inputs.hotkeys',
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start: index,
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deleteCount: 1,
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items: []
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}]);
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await this._updateOptions();
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return true;
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}
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async modifyProfileSettings(targets) {
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return await this._settingsController.modifyProfileSettings(targets);
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}
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async getDefaultHotkeys() {
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const defaultOptions = await this._settingsController.getDefaultOptions();
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return defaultOptions.profiles[0].options.inputs.hotkeys;
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}
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// Private
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_onOptionsChanged({options}) {
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for (const entry of this._entries) {
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entry.cleanup();
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}
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this._entries = [];
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const {inputs: {hotkeys}} = options;
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const fragment = document.createDocumentFragment();
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for (let i = 0, ii = hotkeys.length; i < ii; ++i) {
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const hotkeyEntry = hotkeys[i];
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const node = this._settingsController.instantiateTemplate('hotkey-list-item');
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fragment.appendChild(node);
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const entry = new KeyboardShortcutHotkeyEntry(this, hotkeyEntry, i, node, this._os, this._stringComparer);
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this._entries.push(entry);
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entry.prepare();
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}
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this._listContainer.appendChild(fragment);
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this._listContainer.hidden = (hotkeys.length === 0);
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this._emptyIndicator.hidden = (hotkeys.length !== 0);
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}
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_onAddClick(e) {
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e.preventDefault();
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this._addNewEntry();
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}
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_onResetClick(e) {
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e.preventDefault();
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this._reset();
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}
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async _addNewEntry() {
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const newEntry = {
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action: '',
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key: null,
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modifiers: [],
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scopes: ['popup', 'search'],
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enabled: true
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};
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return await this.addEntry(newEntry);
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}
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async _updateOptions() {
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const options = await this._settingsController.getOptions();
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this._onOptionsChanged({options});
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}
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async _reset() {
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const value = await this.getDefaultHotkeys();
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await this._settingsController.setProfileSetting('inputs.hotkeys', value);
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await this._updateOptions();
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}
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}
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class KeyboardShortcutHotkeyEntry {
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constructor(parent, data, index, node, os, stringComparer) {
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this._parent = parent;
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this._data = data;
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this._index = index;
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this._node = node;
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this._os = os;
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this._eventListeners = new EventListenerCollection();
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this._inputField = null;
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this._actionSelect = null;
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this._scopeCheckboxes = null;
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this._scopeCheckboxContainers = null;
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this._basePath = `inputs.hotkeys[${this._index}]`;
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this._stringComparer = stringComparer;
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}
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prepare() {
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const node = this._node;
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const menuButton = node.querySelector('.hotkey-list-item-button');
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const input = node.querySelector('.hotkey-list-item-input');
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const action = node.querySelector('.hotkey-list-item-action');
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const scopeCheckboxes = node.querySelectorAll('.hotkey-scope-checkbox');
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const scopeCheckboxContainers = node.querySelectorAll('.hotkey-scope-checkbox-container');
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const enabledToggle = node.querySelector('.hotkey-list-item-enabled');
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this._actionSelect = action;
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this._scopeCheckboxes = scopeCheckboxes;
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this._scopeCheckboxContainers = scopeCheckboxContainers;
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this._inputField = new KeyboardMouseInputField(input, null, this._os);
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this._inputField.prepare(this._data.key, this._data.modifiers, false, true);
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action.value = this._data.action;
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enabledToggle.checked = this._data.enabled;
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enabledToggle.dataset.setting = `${this._basePath}.enabled`;
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this._updateCheckboxVisibility();
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this._updateCheckboxStates();
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for (const scopeCheckbox of scopeCheckboxes) {
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this._eventListeners.addEventListener(scopeCheckbox, 'change', this._onScopeCheckboxChange.bind(this), false);
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}
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this._eventListeners.addEventListener(menuButton, 'menuClose', this._onMenuClose.bind(this), false);
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this._eventListeners.addEventListener(this._actionSelect, 'change', this._onActionSelectChange.bind(this), false);
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this._eventListeners.on(this._inputField, 'change', this._onInputFieldChange.bind(this));
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}
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cleanup() {
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this._eventListeners.removeAllEventListeners();
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this._inputField.cleanup();
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if (this._node.parentNode !== null) {
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this._node.parentNode.removeChild(this._node);
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}
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}
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// Private
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_onMenuClose(e) {
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switch (e.detail.action) {
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case 'delete':
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this._delete();
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break;
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case 'clearInputs':
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this._inputField.clearInputs();
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break;
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case 'resetInput':
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this._resetInput();
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break;
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}
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}
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_onInputFieldChange({key, modifiers}) {
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this._setKeyAndModifiers(key, modifiers);
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}
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_onScopeCheckboxChange(e) {
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const node = e.currentTarget;
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const {scope} = node.dataset;
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if (typeof scope !== 'string') { return; }
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this._setScopeEnabled(scope, node.checked);
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}
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_onActionSelectChange(e) {
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const value = e.currentTarget.value;
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this._setAction(value);
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}
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async _delete() {
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this._parent.deleteEntry(this._index);
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}
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async _setKeyAndModifiers(key, modifiers) {
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this._data.key = key;
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this._data.modifiers = modifiers;
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await this._modifyProfileSettings([
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{
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action: 'set',
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path: `${this._basePath}.key`,
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value: key
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},
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{
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action: 'set',
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path: `${this._basePath}.modifiers`,
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value: modifiers
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}
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]);
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}
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async _setScopeEnabled(scope, enabled) {
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const scopes = this._data.scopes;
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const index = scopes.indexOf(scope);
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if ((index >= 0) === enabled) { return; }
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if (enabled) {
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scopes.push(scope);
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const stringComparer = this._stringComparer;
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scopes.sort((scope1, scope2) => stringComparer.compare(scope1, scope2));
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} else {
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scopes.splice(index, 1);
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}
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await this._modifyProfileSettings([{
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action: 'set',
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path: `${this._basePath}.scopes`,
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value: scopes
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}]);
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}
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async _modifyProfileSettings(targets) {
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return await this._parent.settingsController.modifyProfileSettings(targets);
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}
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async _resetInput() {
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const defaultHotkeys = await this._parent.getDefaultHotkeys();
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const defaultValue = this._getDefaultKeyAndModifiers(defaultHotkeys, this._data.action);
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if (defaultValue === null) { return; }
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const {key, modifiers} = defaultValue;
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await this._setKeyAndModifiers(key, modifiers);
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this._inputField.setInput(key, modifiers);
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}
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_getDefaultKeyAndModifiers(defaultHotkeys, action) {
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for (const {action: action2, key, modifiers} of defaultHotkeys) {
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if (action2 !== action) { continue; }
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return {modifiers, key};
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}
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return null;
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}
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async _setAction(value) {
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const targets = [{
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action: 'set',
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path: `${this._basePath}.action`,
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value
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}];
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this._data.action = value;
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const scopes = this._data.scopes;
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const validScopes = this._getValidScopesForAction(value);
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if (validScopes !== null) {
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let changed = false;
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for (let i = 0, ii = scopes.length; i < ii; ++i) {
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if (!validScopes.has(scopes[i])) {
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scopes.splice(i, 1);
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--i;
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--ii;
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changed = true;
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}
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}
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if (changed) {
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if (scopes.length === 0) {
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scopes.push(...validScopes);
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}
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targets.push({
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action: 'set',
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path: `${this._basePath}.scopes`,
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value: scopes
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});
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this._updateCheckboxStates();
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}
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}
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await this._modifyProfileSettings(targets);
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this._updateCheckboxVisibility();
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}
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_updateCheckboxStates() {
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const scopes = this._data.scopes;
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for (const scopeCheckbox of this._scopeCheckboxes) {
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scopeCheckbox.checked = scopes.includes(scopeCheckbox.dataset.scope);
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}
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}
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_updateCheckboxVisibility() {
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const validScopes = this._getValidScopesForAction(this._data.action);
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for (const node of this._scopeCheckboxContainers) {
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node.hidden = !(validScopes === null || validScopes.has(node.dataset.scope));
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}
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}
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_getValidScopesForAction(action) {
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const optionNode = this._actionSelect.querySelector(`option[value="${action}"]`);
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const scopesString = (optionNode !== null ? optionNode.dataset.scopes : void 0);
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return (typeof scopesString === 'string' ? new Set(scopesString.split(' ')) : null);
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}
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}
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