yomichan/ext/js/pages/settings/scan-inputs-controller.js
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JavaScript

/*
* Copyright (C) 2020-2022 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/>.
*/
/* 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(', ');
}
}