132 lines
4.5 KiB
JavaScript
132 lines
4.5 KiB
JavaScript
/*
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* Copyright (C) 2020-2021 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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* ObjectPropertyAccessor
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*/
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class PermissionsToggleController {
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constructor(settingsController) {
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this._settingsController = settingsController;
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this._toggles = null;
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}
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async prepare() {
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this._toggles = document.querySelectorAll('.permissions-toggle');
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for (const toggle of this._toggles) {
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toggle.addEventListener('change', this._onPermissionsToggleChange.bind(this), false);
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}
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this._settingsController.on('optionsChanged', this._onOptionsChanged.bind(this));
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this._settingsController.on('permissionsChanged', this._onPermissionsChanged.bind(this));
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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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// Private
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_onOptionsChanged({options}) {
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let accessor = null;
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for (const toggle of this._toggles) {
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const {permissionsSetting} = toggle.dataset;
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if (typeof permissionsSetting !== 'string') { continue; }
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if (accessor === null) {
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accessor = new ObjectPropertyAccessor(options);
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}
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const path = ObjectPropertyAccessor.getPathArray(permissionsSetting);
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let value;
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try {
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value = accessor.get(path, path.length);
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} catch (e) {
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continue;
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}
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toggle.checked = !!value;
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}
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this._updateValidity();
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}
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async _onPermissionsToggleChange(e) {
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const toggle = e.currentTarget;
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let value = toggle.checked;
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const valuePre = !value;
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const {permissionsSetting} = toggle.dataset;
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const hasPermissionsSetting = typeof permissionsSetting === 'string';
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if (value || !hasPermissionsSetting) {
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toggle.checked = valuePre;
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const permissions = this._getRequiredPermissions(toggle);
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try {
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value = await this._settingsController.permissionsUtil.setPermissionsGranted({permissions}, value);
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} catch (error) {
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value = valuePre;
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try {
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value = await this._settingsController.permissionsUtil.hasPermissions({permissions});
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} catch (error2) {
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// NOP
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}
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}
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toggle.checked = value;
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}
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if (hasPermissionsSetting) {
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this._setToggleValid(toggle, true);
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await this._settingsController.setProfileSetting(permissionsSetting, value);
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}
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}
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_onPermissionsChanged({permissions: {permissions}}) {
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const permissionsSet = new Set(permissions);
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for (const toggle of this._toggles) {
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const {permissionsSetting} = toggle.dataset;
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const hasPermissions = this._hasAll(permissionsSet, this._getRequiredPermissions(toggle));
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if (typeof permissionsSetting === 'string') {
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const valid = !toggle.checked || hasPermissions;
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this._setToggleValid(toggle, valid);
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} else {
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toggle.checked = hasPermissions;
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}
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}
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}
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_setToggleValid(toggle, valid) {
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const relative = toggle.closest('.settings-item');
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if (relative === null) { return; }
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relative.dataset.invalid = `${!valid}`;
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}
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async _updateValidity() {
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const permissions = await this._settingsController.permissionsUtil.getAllPermissions();
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this._onPermissionsChanged({permissions});
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}
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_hasAll(set, values) {
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for (const value of values) {
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if (!set.has(value)) { return false; }
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}
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return true;
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}
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_getRequiredPermissions(toggle) {
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const requiredPermissions = toggle.dataset.requiredPermissions;
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return (typeof requiredPermissions === 'string' && requiredPermissions.length > 0 ? requiredPermissions.split(' ') : []);
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}
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}
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