yomichan/ext/bg/js/search.js
2019-09-27 21:41:00 -04:00

97 lines
2.9 KiB
JavaScript

/*
* Copyright (C) 2016-2017 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 <http://www.gnu.org/licenses/>.
*/
class DisplaySearch extends Display {
constructor() {
super(document.querySelector('#spinner'), document.querySelector('#content'));
this.optionsContext = {
depth: 0,
url: window.location.href
};
this.search = document.querySelector('#search');
this.query = document.querySelector('#query');
this.intro = document.querySelector('#intro');
this.introHidden = false;
this.dependencies = Object.assign({}, this.dependencies, {docRangeFromPoint, docSentenceExtract});
if (this.search !== null) {
this.search.addEventListener('click', (e) => this.onSearch(e), false);
}
if (this.query !== null) {
this.query.addEventListener('input', () => this.onSearchInput(), false);
window.wanakana.bind(this.query);
}
}
onError(error) {
window.alert(`Error: ${error.toString ? error.toString() : error}`);
}
onSearchClear() {
if (this.query === null) {
return;
}
this.query.focus();
this.query.select();
}
onSearchInput() {
this.search.disabled = (this.query === null || this.query.value.length === 0);
}
async onSearch(e) {
if (this.query === null) {
return;
}
try {
e.preventDefault();
this.hideIntro();
const {length, definitions} = await apiTermsFind(this.query.value, this.optionsContext);
super.termsShow(definitions, await apiOptionsGet(this.optionsContext));
} catch (e) {
this.onError(e);
}
}
hideIntro() {
if (this.introHidden) {
return;
}
this.introHidden = true;
if (this.intro === null) {
return;
}
const size = this.intro.getBoundingClientRect();
this.intro.style.height = `${size.height}px`;
this.intro.style.transition = 'height 0.4s ease-in-out 0s';
window.getComputedStyle(this.intro).getPropertyValue('height'); // Commits height so next line can start animation
this.intro.style.height = '0';
}
}
window.yomichan_search = new DisplaySearch();