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/*
* Copyright (C) 2020 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* 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 apiGetQueryParserTemplatesHtml, TemplateHandler*/
class QueryParserGenerator {
constructor() {
this._templateHandler = null;
}
async prepare() {
const html = await apiGetQueryParserTemplatesHtml();
this._templateHandler = new TemplateHandler(html);
}
createParseResult(terms, preview=false) {
const fragment = document.createDocumentFragment();
for (const term of terms) {
const termContainer = this._templateHandler.instantiate(preview ? 'term-preview' : 'term');
for (const segment of term) {
if (!segment.text.trim()) { continue; }
if (!segment.reading || !segment.reading.trim()) {
termContainer.appendChild(this.createSegmentText(segment.text));
} else {
termContainer.appendChild(this.createSegment(segment));
}
}
fragment.appendChild(termContainer);
}
return fragment;
}
createSegment(segment) {
const segmentContainer = this._templateHandler.instantiate('segment');
const segmentTextContainer = segmentContainer.querySelector('.query-parser-segment-text');
const segmentReadingContainer = segmentContainer.querySelector('.query-parser-segment-reading');
segmentTextContainer.appendChild(this.createSegmentText(segment.text));
segmentReadingContainer.textContent = segment.reading;
return segmentContainer;
}
createSegmentText(text) {
const fragment = document.createDocumentFragment();
for (const chr of text) {
const charContainer = this._templateHandler.instantiate('char');
charContainer.textContent = chr;
fragment.appendChild(charContainer);
}
return fragment;
}
createParserSelect(parseResults, selectedParser) {
const selectContainer = this._templateHandler.instantiate('select');
for (const parseResult of parseResults) {
const optionContainer = this._templateHandler.instantiate('select-option');
optionContainer.value = parseResult.id;
optionContainer.textContent = parseResult.name;
optionContainer.defaultSelected = selectedParser === parseResult.id;
selectContainer.appendChild(optionContainer);
}
return selectContainer;
}
}
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