BookStack/resources/assets/js/components/page-picker.js
2017-08-28 13:38:32 +01:00

60 lines
1.8 KiB
JavaScript

class PagePicker {
constructor(elem) {
this.elem = elem;
this.input = elem.querySelector('input');
this.resetButton = elem.querySelector('[page-picker-reset]');
this.selectButton = elem.querySelector('[page-picker-select]');
this.display = elem.querySelector('[page-picker-display]');
this.defaultDisplay = elem.querySelector('[page-picker-default]');
this.buttonSep = elem.querySelector('span.sep');
this.value = this.input.value;
this.setupListeners();
}
setupListeners() {
// Select click
this.selectButton.addEventListener('click', event => {
window.EntitySelectorPopup.show(entity => {
this.setValue(entity.id, entity.name);
});
});
this.resetButton.addEventListener('click', event => {
this.setValue('', '');
});
}
setValue(value, name) {
this.value = value;
this.input.value = value;
this.controlView(name);
}
controlView(name) {
let hasValue = this.value && this.value !== 0;
toggleElem(this.resetButton, hasValue);
toggleElem(this.buttonSep, hasValue);
toggleElem(this.defaultDisplay, !hasValue);
toggleElem(this.display, hasValue);
if (hasValue) {
let id = this.getAssetIdFromVal();
this.display.textContent = `#${id}, ${name}`;
this.display.href = window.baseUrl(`/link/${id}`);
}
}
getAssetIdFromVal() {
return Number(this.value);
}
}
function toggleElem(elem, show) {
let display = (elem.tagName === 'BUTTON' || elem.tagName === 'SPAN') ? 'inline-block' : 'block';
elem.style.display = show ? display : 'none';
}
module.exports = PagePicker;