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/*
* Copyright (C) 2019-2020 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
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/* global
* AnkiNoteBuilder
* api
*/
class AnkiTemplatesController {
constructor(settingsController, ankiController) {
this._settingsController = settingsController;
this._ankiController = ankiController;
this._cachedDefinitionValue = null;
this._cachedDefinitionText = null;
this._defaultFieldTemplates = null;
}
async prepare() {
this._defaultFieldTemplates = await api.getDefaultAnkiFieldTemplates();
const markers = new Set([
...this._ankiController.getFieldMarkers('terms'),
...this._ankiController.getFieldMarkers('kanji')
]);
const fragment = this._ankiController.getFieldMarkersHtml(markers);
const list = document.querySelector('#field-templates-list');
list.appendChild(fragment);
for (const node of list.querySelectorAll('.marker-link')) {
node.addEventListener('click', this._onMarkerClicked.bind(this), false);
}
$('#field-templates').on('change', this._onChanged.bind(this));
$('#field-template-render').on('click', this._onRender.bind(this));
$('#field-templates-reset').on('click', this._onReset.bind(this));
$('#field-templates-reset-confirm').on('click', this._onResetConfirm.bind(this));
this._settingsController.on('optionsChanged', this._onOptionsChanged.bind(this));
const options = await this._settingsController.getOptions();
this._onOptionsChanged({options});
}
// Private
_onOptionsChanged({options}) {
let templates = options.anki.fieldTemplates;
if (typeof templates !== 'string') { templates = this._defaultFieldTemplates; }
$('#field-templates').val(templates);
this._onValidateCompile();
}
_onReset(e) {
e.preventDefault();
$('#field-template-reset-modal').modal('show');
}
async _onResetConfirm(e) {
e.preventDefault();
$('#field-template-reset-modal').modal('hide');
const value = await api.getDefaultAnkiFieldTemplates();
const element = document.querySelector('#field-templates');
element.value = value;
element.dispatchEvent(new Event('change'));
}
async _onChanged(e) {
// Get value
let templates = e.currentTarget.value;
if (templates === await api.getDefaultAnkiFieldTemplates()) {
// Default
templates = null;
}
// Overwrite
const options = await this._settingsController.getOptionsMutable();
options.anki.fieldTemplates = templates;
await this._settingsController.save();
// Compile
this._onValidateCompile();
}
_onValidateCompile() {
const infoNode = document.querySelector('#field-template-compile-result');
this._validate(infoNode, '{expression}', 'term-kanji', false, true);
}
_onMarkerClicked(e) {
e.preventDefault();
document.querySelector('#field-template-render-text').value = `{${e.target.textContent}}`;
}
_onRender(e) {
e.preventDefault();
const field = document.querySelector('#field-template-render-text').value;
const infoNode = document.querySelector('#field-template-render-result');
infoNode.hidden = true;
this._validate(infoNode, field, 'term-kanji', true, false);
}
async _getDefinition(text, optionsContext) {
if (this._cachedDefinitionText !== text) {
const {definitions} = await api.termsFind(text, {}, optionsContext);
if (definitions.length === 0) { return null; }
this._cachedDefinitionValue = definitions[0];
this._cachedDefinitionText = text;
}
return this._cachedDefinitionValue;
}
async _validate(infoNode, field, mode, showSuccessResult, invalidateInput) {
const text = document.querySelector('#field-templates-preview-text').value || '';
const exceptions = [];
let result = `No definition found for ${text}`;
try {
const optionsContext = this._settingsController.getOptionsContext();
const definition = await this._getDefinition(text, optionsContext);
if (definition !== null) {
const options = await this._settingsController.getOptions();
const context = {
document: {
title: document.title
}
};
let templates = options.anki.fieldTemplates;
if (typeof templates !== 'string') { templates = await api.getDefaultAnkiFieldTemplates(); }
const ankiNoteBuilder = new AnkiNoteBuilder({renderTemplate: api.templateRender.bind(api)});
result = await ankiNoteBuilder.formatField(field, definition, mode, context, options, templates, exceptions);
}
} catch (e) {
exceptions.push(e);
}
const hasException = exceptions.length > 0;
infoNode.hidden = !(showSuccessResult || hasException);
infoNode.textContent = hasException ? exceptions.map((e) => `${e}`).join('\n') : (showSuccessResult ? result : '');
infoNode.classList.toggle('text-danger', hasException);
if (invalidateInput) {
const input = document.querySelector('#field-templates');
input.classList.toggle('is-invalid', hasException);
}
}
}
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