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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
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
class QueryParserGenerator {
createParseResult(terms, preview) {
const type = preview ? 'preview' : 'normal';
const fragment = document.createDocumentFragment();
for (const term of terms) {
const termNode = document.createElement('span');
termNode.className = 'query-parser-term';
termNode.dataset.type = type;
for (const segment of term) {
if (!segment.text.trim()) { continue; }
if (!segment.reading.trim()) {
this._addSegmentText(segment.text, termNode);
} else {
termNode.appendChild(this._createSegment(segment));
}
}
fragment.appendChild(termNode);
}
return fragment;
}
createParserSelect(parseResults, selectedParser) {
const select = document.createElement('select');
select.className = 'query-parser-select form-control';
for (const parseResult of parseResults) {
const option = document.createElement('option');
option.className = 'query-parser-select-option';
option.value = parseResult.id;
switch (parseResult.source) {
case 'scanning-parser':
option.textContent = 'Scanning parser';
break;
case 'mecab':
option.textContent = `MeCab: ${parseResult.dictionary}`;
break;
default:
option.textContent = 'Unrecognized dictionary';
break;
}
option.defaultSelected = selectedParser === parseResult.id;
select.appendChild(option);
}
return select;
}
// Private
_createSegment(segment) {
const segmentNode = document.createElement('ruby');
segmentNode.className = 'query-parser-segment';
const textNode = document.createElement('span');
textNode.className = 'query-parser-segment-text';
const readingNode = document.createElement('rt');
readingNode.className = 'query-parser-segment-reading';
segmentNode.appendChild(textNode);
segmentNode.appendChild(readingNode);
this._addSegmentText(segment.text, textNode);
readingNode.textContent = segment.reading;
return segmentNode;
}
_addSegmentText(text, container) {
for (const character of text) {
const node = document.createElement('span');
node.className = 'query-parser-char';
node.textContent = character;
container.appendChild(node);
}
}
}
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