// JavaScript
/* jshint esversion:6, -W097 */
/* jslint esversion:6 */
/* global oGrammalecte, showError, window, document */
"use strict";
class GrammalecteButton {
constructor (nMenu, xNode) {
this.xNode = xNode;
this.xButton = oGrammalecte.createNode("div", {className: "grammalecte_menu_main_button", textContent: " "});
this.xButton.onclick = () => {
oGrammalecte.startGCPanel(this.xNode);
};
this.xButton.style.zIndex = (xNode.style.zIndex.search(/^[0-9]+$/) !== -1) ? (parseInt(xNode.style.zIndex) + 1).toString() : xNode.style.zIndex;
this.bShadow = document.body.createShadowRoot || document.body.attachShadow;
if (this.bShadow) {
this.xShadowBtn = oGrammalecte.createNode("div", {style: "display:none;position:absolute;width:0;height:0;"});
this.xShadowBtnNode = this.xShadowBtn.attachShadow({mode: "open"});
oGrammalecte.createStyle("content_scripts/menu.css", null, this.xShadowBtnNode);
this.xShadowBtnNode.appendChild(this.xButton);
this._insert(this.xShadowBtn);
} else {
if (!document.getElementById("grammalecte_cssmenu")) {
oGrammalecte.createStyle("content_scripts/menu.css", "grammalecte_cssmenu", document.head);
}
this._insert(this.xButton);
}
this._listen();
}
_insert (xNewNode) {
// insertion
let xReferenceNode = this.xNode;
if (document.location.host == "twitter.com" && this.xNode.classList.contains('rich-editor')) {
xReferenceNode = this.xNode.parentNode;
}
xReferenceNode.parentNode.insertBefore(xNewNode, xReferenceNode.nextSibling);
// offset
let nNodeMarginBottom = parseInt(window.getComputedStyle(this.xNode).marginBottom.replace('px', ''), 10);
let nMarginTop = (this.bShadow) ? -1 * nNodeMarginBottom : -1 * (8 + nNodeMarginBottom);
xNewNode.style.marginTop = nMarginTop + "px";
}
_listen () {
this.xNode.addEventListener('focus', (e) => {
if (this.bShadow) {
this.xShadowBtn.style.display = "block";
}
this.xButton.style.display = "block";
});
/*this.xNode.addEventListener('blur', (e) => {
window.setTimeout(() => { this.xButton.style.display = "none"; }, 300);
});*/
}
deleteNodes () {
if (this.bShadow) {
this.xShadowBtn.parentNode.removeChild(this.xShadowBtn);
} else {
this.xButton.parentNode.removeChild(this.xButton);
}
}
}