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