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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
* QueryParserGenerator
* TextScanner
* apiOptionsSet
* apiTermsFind
* apiTextParse
* docSentenceExtract
*/
class QueryParser extends TextScanner {
constructor({getOptionsContext, setContent, setSpinnerVisible}) {
super(document.querySelector('#query-parser-content'), () => [], []);
this.getOptionsContext = getOptionsContext;
this.setContent = setContent;
this.setSpinnerVisible = setSpinnerVisible;
this.parseResults = [];
this.queryParser = document.querySelector('#query-parser-content');
this.queryParserSelect = document.querySelector('#query-parser-select-container');
this.queryParserGenerator = new QueryParserGenerator();
}
async prepare() {
await this.queryParserGenerator.prepare();
}
onClick2(e) {
this.searchAt(e.clientX, e.clientY, 'click');
}
async onSearchSource(textSource, cause) {
if (textSource === null) { return null; }
this.setTextSourceScanLength(textSource, this.options.scanning.length);
const searchText = textSource.text();
if (searchText.length === 0) { return; }
const {definitions, length} = await apiTermsFind(searchText, {}, this.getOptionsContext());
if (definitions.length === 0) { return null; }
const sentence = docSentenceExtract(textSource, this.options.anki.sentenceExt);
textSource.setEndOffset(length);
this.setContent('terms', {definitions, context: {
focus: false,
disableHistory: cause === 'mouse',
sentence,
url: window.location.href
}});
return {definitions, type: 'terms'};
}
onParserChange(e) {
const selectedParser = e.target.value;
apiOptionsSet({parsing: {selectedParser}}, this.getOptionsContext());
}
getMouseEventListeners() {
return [
...super.getMouseEventListeners(),
[this.node, 'click', this.onClick2.bind(this)]
];
}
setOptions(options) {
super.setOptions(options);
super.setEnabled(true);
this.queryParser.dataset.termSpacing = `${options.parsing.termSpacing}`;
}
refreshSelectedParser() {
if (this.parseResults.length > 0) {
if (!this.getParseResult()) {
const selectedParser = this.parseResults[0].id;
apiOptionsSet({parsing: {selectedParser}}, this.getOptionsContext());
}
}
}
getParseResult() {
const {selectedParser} = this.options.parsing;
return this.parseResults.find((r) => r.id === selectedParser);
}
async setText(text) {
this.setSpinnerVisible(true);
this.setPreview(text);
this.parseResults = await apiTextParse(text, this.getOptionsContext());
this.refreshSelectedParser();
this.renderParserSelect();
this.renderParseResult();
this.setSpinnerVisible(false);
}
setPreview(text) {
const previewTerms = [];
for (let i = 0, ii = text.length; i < ii; i += 2) {
const tempText = text.substring(i, i + 2);
previewTerms.push([{text: tempText, reading: ''}]);
}
this.queryParser.textContent = '';
this.queryParser.appendChild(this.queryParserGenerator.createParseResult(previewTerms, true));
}
renderParserSelect() {
this.queryParserSelect.textContent = '';
if (this.parseResults.length > 1) {
const {selectedParser} = this.options.parsing;
const select = this.queryParserGenerator.createParserSelect(this.parseResults, selectedParser);
select.addEventListener('change', this.onParserChange.bind(this));
this.queryParserSelect.appendChild(select);
}
}
renderParseResult() {
const parseResult = this.getParseResult();
this.queryParser.textContent = '';
if (!parseResult) { return; }
this.queryParser.appendChild(this.queryParserGenerator.createParseResult(parseResult.content));
}
}
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