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diff --git a/ext/js/pages/settings/scan-inputs-controller.js b/ext/js/pages/settings/scan-inputs-controller.js
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+/*
+ * Copyright (C) 2020-2021 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/>.
+ */
+
+/* global
+ * KeyboardMouseInputField
+ */
+
+class ScanInputsController {
+ constructor(settingsController) {
+ this._settingsController = settingsController;
+ this._os = null;
+ this._container = null;
+ this._addButton = null;
+ this._scanningInputCountNodes = null;
+ this._entries = [];
+ }
+
+ async prepare() {
+ const {platform: {os}} = await yomichan.api.getEnvironmentInfo();
+ this._os = os;
+
+ this._container = document.querySelector('#scan-input-list');
+ this._addButton = document.querySelector('#scan-input-add');
+ this._scanningInputCountNodes = document.querySelectorAll('.scanning-input-count');
+
+ this._addButton.addEventListener('click', this._onAddButtonClick.bind(this), false);
+ this._settingsController.on('scanInputsChanged', this._onScanInputsChanged.bind(this));
+ this._settingsController.on('optionsChanged', this._onOptionsChanged.bind(this));
+
+ this.refresh();
+ }
+
+ removeInput(index) {
+ if (index < 0 || index >= this._entries.length) { return false; }
+ const input = this._entries[index];
+ input.cleanup();
+ this._entries.splice(index, 1);
+ for (let i = index, ii = this._entries.length; i < ii; ++i) {
+ this._entries[i].index = i;
+ }
+ this._updateCounts();
+ this._modifyProfileSettings([{
+ action: 'splice',
+ path: 'scanning.inputs',
+ start: index,
+ deleteCount: 1,
+ items: []
+ }]);
+ return true;
+ }
+
+ async setProperty(index, property, value, event) {
+ const path = `scanning.inputs[${index}].${property}`;
+ await this._settingsController.setProfileSetting(path, value);
+ if (event) {
+ this._triggerScanInputsChanged();
+ }
+ }
+
+ instantiateTemplate(name) {
+ return this._settingsController.instantiateTemplate(name);
+ }
+
+ async refresh() {
+ const options = await this._settingsController.getOptions();
+ this._onOptionsChanged({options});
+ }
+
+ // Private
+
+ _onScanInputsChanged({source}) {
+ if (source === this) { return; }
+ this.refresh();
+ }
+
+ _onOptionsChanged({options}) {
+ const {inputs} = options.scanning;
+
+ for (let i = this._entries.length - 1; i >= 0; --i) {
+ this._entries[i].cleanup();
+ }
+ this._entries.length = 0;
+
+ for (let i = 0, ii = inputs.length; i < ii; ++i) {
+ this._addOption(i, inputs[i]);
+ }
+
+ this._updateCounts();
+ }
+
+ _onAddButtonClick(e) {
+ e.preventDefault();
+
+ const index = this._entries.length;
+ const scanningInput = ScanInputsController.createDefaultMouseInput('', '');
+ this._addOption(index, scanningInput);
+ this._updateCounts();
+ this._modifyProfileSettings([{
+ action: 'splice',
+ path: 'scanning.inputs',
+ start: index,
+ deleteCount: 0,
+ items: [scanningInput]
+ }]);
+ }
+
+ _addOption(index, scanningInput) {
+ const field = new ScanInputField(this, index, this._os);
+ this._entries.push(field);
+ field.prepare(this._container, scanningInput);
+ }
+
+ _updateCounts() {
+ const stringValue = `${this._entries.length}`;
+ for (const node of this._scanningInputCountNodes) {
+ node.textContent = stringValue;
+ }
+ }
+
+ async _modifyProfileSettings(targets) {
+ await this._settingsController.modifyProfileSettings(targets);
+ this._triggerScanInputsChanged();
+ }
+
+ _triggerScanInputsChanged() {
+ this._settingsController.trigger('scanInputsChanged', {source: this});
+ }
+
+ static createDefaultMouseInput(include, exclude) {
+ return {
+ include,
+ exclude,
+ types: {mouse: true, touch: false, pen: false},
+ options: {
+ showAdvanced: false,
+ searchTerms: true,
+ searchKanji: true,
+ scanOnTouchMove: true,
+ scanOnPenHover: true,
+ scanOnPenPress: true,
+ scanOnPenRelease: false,
+ preventTouchScrolling: true
+ }
+ };
+ }
+}
+
+class ScanInputField {
+ constructor(parent, index, os) {
+ this._parent = parent;
+ this._index = index;
+ this._os = os;
+ this._node = null;
+ this._includeInputField = null;
+ this._excludeInputField = null;
+ this._eventListeners = new EventListenerCollection();
+ }
+
+ get index() {
+ return this._index;
+ }
+
+ set index(value) {
+ this._index = value;
+ this._updateDataSettingTargets();
+ }
+
+ prepare(container, scanningInput) {
+ const {include, exclude, options: {showAdvanced}} = scanningInput;
+
+ const node = this._parent.instantiateTemplate('scan-input');
+ const includeInputNode = node.querySelector('.scan-input-field[data-property=include]');
+ const includeMouseButton = node.querySelector('.mouse-button[data-property=include]');
+ const excludeInputNode = node.querySelector('.scan-input-field[data-property=exclude]');
+ const excludeMouseButton = node.querySelector('.mouse-button[data-property=exclude]');
+ const removeButton = node.querySelector('.scan-input-remove');
+ const menuButton = node.querySelector('.scanning-input-menu-button');
+
+ node.dataset.showAdvanced = `${showAdvanced}`;
+
+ this._node = node;
+ container.appendChild(node);
+
+ const isPointerTypeSupported = this._isPointerTypeSupported.bind(this);
+ this._includeInputField = new KeyboardMouseInputField(includeInputNode, includeMouseButton, this._os, isPointerTypeSupported);
+ this._excludeInputField = new KeyboardMouseInputField(excludeInputNode, excludeMouseButton, this._os, isPointerTypeSupported);
+ this._includeInputField.prepare(null, this._splitModifiers(include), true, false);
+ this._excludeInputField.prepare(null, this._splitModifiers(exclude), true, false);
+
+ this._eventListeners.on(this._includeInputField, 'change', this._onIncludeValueChange.bind(this));
+ this._eventListeners.on(this._excludeInputField, 'change', this._onExcludeValueChange.bind(this));
+ if (removeButton !== null) {
+ this._eventListeners.addEventListener(removeButton, 'click', this._onRemoveClick.bind(this));
+ }
+ if (menuButton !== null) {
+ this._eventListeners.addEventListener(menuButton, 'menuOpen', this._onMenuOpen.bind(this));
+ this._eventListeners.addEventListener(menuButton, 'menuClose', this._onMenuClose.bind(this));
+ }
+
+ this._updateDataSettingTargets();
+ }
+
+ cleanup() {
+ this._eventListeners.removeAllEventListeners();
+ if (this._includeInputField !== null) {
+ this._includeInputField.cleanup();
+ this._includeInputField = null;
+ }
+ if (this._node !== null) {
+ const parent = this._node.parentNode;
+ if (parent !== null) { parent.removeChild(this._node); }
+ this._node = null;
+ }
+ }
+
+ // Private
+
+ _onIncludeValueChange({modifiers}) {
+ modifiers = this._joinModifiers(modifiers);
+ this._parent.setProperty(this._index, 'include', modifiers, true);
+ }
+
+ _onExcludeValueChange({modifiers}) {
+ modifiers = this._joinModifiers(modifiers);
+ this._parent.setProperty(this._index, 'exclude', modifiers, true);
+ }
+
+ _onRemoveClick(e) {
+ e.preventDefault();
+ this._removeSelf();
+ }
+
+ _onMenuOpen(e) {
+ const bodyNode = e.detail.menu.bodyNode;
+ const showAdvanced = bodyNode.querySelector('.popup-menu-item[data-menu-action="showAdvanced"]');
+ const hideAdvanced = bodyNode.querySelector('.popup-menu-item[data-menu-action="hideAdvanced"]');
+ const advancedVisible = (this._node.dataset.showAdvanced === 'true');
+ if (showAdvanced !== null) {
+ showAdvanced.hidden = advancedVisible;
+ }
+ if (hideAdvanced !== null) {
+ hideAdvanced.hidden = !advancedVisible;
+ }
+ }
+
+ _onMenuClose(e) {
+ switch (e.detail.action) {
+ case 'remove':
+ this._removeSelf();
+ break;
+ case 'showAdvanced':
+ this._setAdvancedOptionsVisible(true);
+ break;
+ case 'hideAdvanced':
+ this._setAdvancedOptionsVisible(false);
+ break;
+ case 'clearInputs':
+ this._includeInputField.clearInputs();
+ this._excludeInputField.clearInputs();
+ break;
+ }
+ }
+
+ _isPointerTypeSupported(pointerType) {
+ if (this._node === null) { return false; }
+ const node = this._node.querySelector(`input.scan-input-settings-checkbox[data-property="types.${pointerType}"]`);
+ return node !== null && node.checked;
+ }
+
+ _updateDataSettingTargets() {
+ const index = this._index;
+ for (const typeCheckbox of this._node.querySelectorAll('.scan-input-settings-checkbox')) {
+ const {property} = typeCheckbox.dataset;
+ typeCheckbox.dataset.setting = `scanning.inputs[${index}].${property}`;
+ }
+ }
+
+ _removeSelf() {
+ this._parent.removeInput(this._index);
+ }
+
+ _setAdvancedOptionsVisible(showAdvanced) {
+ showAdvanced = !!showAdvanced;
+ this._node.dataset.showAdvanced = `${showAdvanced}`;
+ this._parent.setProperty(this._index, 'options.showAdvanced', showAdvanced, false);
+ }
+
+ _splitModifiers(modifiersString) {
+ return modifiersString.split(/[,;\s]+/).map((v) => v.trim().toLowerCase()).filter((v) => v.length > 0);
+ }
+
+ _joinModifiers(modifiersArray) {
+ return modifiersArray.join(', ');
+ }
+}