yomichan/ext/bg/js/settings/dictionary-controller.js

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/*
* Copyright (C) 2020 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
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
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/* global
* ObjectPropertyAccessor
* api
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*/
class DictionaryEntry {
constructor(dictionaryController, node, dictionaryInfo) {
this._dictionaryController = dictionaryController;
this._node = node;
this._dictionaryInfo = dictionaryInfo;
this._dictionaryTitle = dictionaryInfo.title;
this._eventListeners = new EventListenerCollection();
this._enabledCheckbox = node.querySelector('.dict-enabled');
this._allowSecondarySearchesCheckbox = node.querySelector('.dict-allow-secondary-searches');
this._priorityInput = node.querySelector('.dict-priority');
this._deleteButton = node.querySelector('.dict-delete-button');
this._detailsToggleLink = node.querySelector('.dict-details-toggle-link');
this._detailsContainer = node.querySelector('.dict-details');
this._detailsTable = node.querySelector('.dict-details-table');
}
get node() {
return this._node;
}
get dictionaryTitle() {
return this._dictionaryTitle;
}
prepare() {
const node = this._node;
const dictionaryInfo = this._dictionaryInfo;
const {title, revision, prefixWildcardsSupported} = dictionaryInfo;
if (dictionaryInfo.version < 3) {
node.querySelector('.dict-outdated').hidden = false;
}
node.querySelector('.dict-title').textContent = title;
node.querySelector('.dict-revision').textContent = `rev.${revision}`;
node.querySelector('.dict-prefix-wildcard-searches-supported').checked = !!prefixWildcardsSupported;
this._setupDetails(dictionaryInfo);
this._enabledCheckbox.dataset.setting = ObjectPropertyAccessor.getPathString(['dictionaries', title, 'enabled']);
this._allowSecondarySearchesCheckbox.dataset.setting = ObjectPropertyAccessor.getPathString(['dictionaries', title, 'allowSecondarySearches']);
this._priorityInput.dataset.setting = ObjectPropertyAccessor.getPathString(['dictionaries', title, 'priority']);
this._eventListeners.addEventListener(this._deleteButton, 'click', this._onDeleteButtonClicked.bind(this), false);
this._eventListeners.addEventListener(this._detailsToggleLink, 'click', this._onDetailsToggleLinkClicked.bind(this), false);
this._eventListeners.addEventListener(this._priorityInput, 'settingChanged', this._onPriorityChanged.bind(this), false);
}
cleanup() {
this._eventListeners.removeAllEventListeners();
const node = this._node;
if (node.parentNode !== null) {
node.parentNode.removeChild(node);
}
}
setCounts(counts) {
const node = this._node.querySelector('.dict-counts');
node.textContent = JSON.stringify({info: this._dictionaryInfo, counts}, null, 4);
node.hidden = false;
}
// Private
_onDeleteButtonClicked(e) {
e.preventDefault();
this._dictionaryController.deleteDictionary(this._dictionaryTitle);
}
_onDetailsToggleLinkClicked(e) {
e.preventDefault();
this._detailsContainer.hidden = !this._detailsContainer.hidden;
}
_onPriorityChanged(e) {
const {detail: {value}} = e;
this._node.style.order = `${-value}`;
}
_setupDetails(dictionaryInfo) {
const targets = [
['Author', 'author'],
['URL', 'url'],
['Description', 'description'],
['Attribution', 'attribution']
];
const fragment = document.createDocumentFragment();
let count = 0;
for (const [label, key] of targets) {
const info = dictionaryInfo[key];
if (typeof info !== 'string') { continue; }
const n1 = document.createElement('div');
n1.className = 'dict-details-entry';
n1.dataset.type = key;
const n2 = document.createElement('span');
n2.className = 'dict-details-entry-label';
n2.textContent = `${label}:`;
n1.appendChild(n2);
const n3 = document.createElement('span');
n3.className = 'dict-details-entry-info';
n3.textContent = info;
n1.appendChild(n3);
fragment.appendChild(n1);
++count;
}
if (count > 0) {
this._detailsTable.appendChild(fragment);
} else {
this._detailsContainer.hidden = true;
this._detailsToggleLink.hidden = true;
}
}
}
class DictionaryController {
constructor(settingsController) {
this._settingsController = settingsController;
this._dictionaries = null;
this._dictionaryEntries = [];
this._databaseStateToken = null;
this._checkingIntegrity = false;
this._warningNode = null;
this._mainDictionarySelect = null;
this._checkIntegrityButton = null;
this._dictionaryEntryContainer = null;
this._integrityExtraInfoContainer = null;
this._deleteDictionaryModal = null;
this._integrityExtraInfoNode = null;
this._isDeleting = false;
}
async prepare() {
this._warningNode = document.querySelector('#dict-warning');
this._mainDictionarySelect = document.querySelector('#dict-main');
this._checkIntegrityButton = document.querySelector('#dict-check-integrity');
this._dictionaryEntryContainer = document.querySelector('#dict-groups');
this._integrityExtraInfoContainer = document.querySelector('#dict-groups-extra');
this._deleteDictionaryModal = document.querySelector('#dict-delete-modal');
yomichan.on('databaseUpdated', this._onDatabaseUpdated.bind(this));
document.querySelector('#dict-delete-confirm').addEventListener('click', this._onDictionaryConfirmDelete.bind(this), false);
this._checkIntegrityButton.addEventListener('click', this._onCheckIntegrityButtonClick.bind(this), false);
await this._onDatabaseUpdated();
}
deleteDictionary(dictionaryTitle) {
if (this._isDeleting) { return; }
const modal = this._deleteDictionaryModal;
modal.dataset.dictionaryTitle = dictionaryTitle;
modal.querySelector('#dict-remove-modal-dict-name').textContent = dictionaryTitle;
this._setModalVisible(modal, true);
}
// Private
async _onDatabaseUpdated() {
const token = {};
this._databaseStateToken = token;
this._dictionaries = null;
const dictionaries = await api.getDictionaryInfo();
if (this._databaseStateToken !== token) { return; }
this._dictionaries = dictionaries;
this._warningNode.hidden = (dictionaries.length > 0);
this._updateMainDictionarySelectOptions(dictionaries);
for (const entry of this._dictionaryEntries) {
entry.cleanup();
}
this._dictionaryEntries = [];
for (const dictionary of dictionaries) {
this._createDictionaryEntry(dictionary);
}
}
_onDictionaryConfirmDelete(e) {
e.preventDefault();
const modal = this._deleteDictionaryModal;
this._setModalVisible(modal, false);
const title = modal.dataset.dictionaryTitle;
if (typeof title !== 'string') { return; }
delete modal.dataset.dictionaryTitle;
this._deleteDictionary(title);
}
_onCheckIntegrityButtonClick(e) {
e.preventDefault();
this._checkIntegrity();
}
_setModalVisible(node, visible) {
$(node).modal(visible ? 'show' : 'hide');
}
_updateMainDictionarySelectOptions(dictionaries) {
const fragment = document.createDocumentFragment();
let option = document.createElement('option');
option.className = 'text-muted';
option.value = '';
option.textContent = 'Not selected';
fragment.appendChild(option);
for (const {title, sequenced} of dictionaries) {
if (!sequenced) { continue; }
option = document.createElement('option');
option.value = title;
option.textContent = title;
fragment.appendChild(option);
}
const select = this._mainDictionarySelect;
select.textContent = ''; // Empty
select.appendChild(fragment);
}
async _checkIntegrity() {
if (this._dictionaries === null || this._checkingIntegrity || this._isDeleting) { return; }
try {
this._checkingIntegrity = true;
this._setButtonsEnabled(false);
const token = this._databaseStateToken;
const dictionaryTitles = this._dictionaries.map(({title}) => title);
const {counts, total} = await api.getDictionaryCounts(dictionaryTitles, true);
if (this._databaseStateToken !== token) { return; }
for (let i = 0, ii = Math.min(counts.length, this._dictionaryEntries.length); i < ii; ++i) {
const entry = this._dictionaryEntries[i];
entry.setCounts(counts[i]);
}
this._setCounts(counts, total);
} finally {
this._setButtonsEnabled(true);
this._checkingIntegrity = false;
}
}
_setCounts(dictionaryCounts, totalCounts) {
const remainders = Object.assign({}, totalCounts);
const keys = Object.keys(remainders);
for (const counts of dictionaryCounts) {
for (const key of keys) {
remainders[key] -= counts[key];
}
}
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let totalRemainder = 0;
for (const key of keys) {
totalRemainder += remainders[key];
}
this._cleanupExtra();
if (totalRemainder > 0) {
this.extra = this._createExtra(totalCounts, remainders, totalRemainder);
}
}
_createExtra(totalCounts, remainders, totalRemainder) {
const node = this._instantiateTemplate('#dict-extra-template');
this._integrityExtraInfoNode = node;
node.querySelector('.dict-total-count').textContent = `${totalRemainder} item${totalRemainder !== 1 ? 's' : ''}`;
const n = node.querySelector('.dict-counts');
n.textContent = JSON.stringify({counts: totalCounts, remainders}, null, 4);
n.hidden = false;
this._integrityExtraInfoContainer.appendChild(node);
}
_cleanupExtra() {
const node = this._integrityExtraInfoNode;
if (node === null) { return; }
this._integrityExtraInfoNode = null;
const parent = node.parentNode;
if (parent === null) { return; }
parent.removeChild(node);
}
_createDictionaryEntry(dictionary) {
const node = this._instantiateTemplate('#dict-template');
this._dictionaryEntryContainer.appendChild(node);
const entry = new DictionaryEntry(this, node, dictionary);
this._dictionaryEntries.push(entry);
entry.prepare();
}
async _deleteDictionary(dictionaryTitle) {
if (this._isDeleting || this._checkingIntegrity) { return; }
const index = this._dictionaryEntries.findIndex((entry) => entry.dictionaryTitle === dictionaryTitle);
if (index < 0) { return; }
const entry = this._dictionaryEntries[index];
const node = entry.node;
const progress = node.querySelector('.progress');
const progressBar = node.querySelector('.progress-bar');
const prevention = this._settingsController.preventPageExit();
try {
this._isDeleting = true;
this._setButtonsEnabled(false);
progress.hidden = false;
const onProgress = ({processed, count, storeCount, storesProcesed}) => {
let percent = 0.0;
if (count > 0 && storesProcesed > 0) {
percent = (processed / count) * (storesProcesed / storeCount) * 100.0;
}
progressBar.style.width = `${percent}%`;
};
await api.deleteDictionary(dictionaryTitle, onProgress);
} catch (e) {
yomichan.logError(e);
} finally {
prevention.end();
progress.hidden = true;
this._setButtonsEnabled(true);
this._isDeleting = false;
}
}
_setButtonsEnabled(value) {
value = !value;
for (const node of document.querySelectorAll('.dictionary-modifying-input')) {
node.disabled = value;
}
}
_instantiateTemplate(templateSelector) {
const template = document.querySelector(templateSelector);
const content = document.importNode(template.content, true);
return content.firstChild;
}
}