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var autocompletes = [];
function parseURL(urlString) {
if (urlString)
try {
const url = new URL(urlString);
if (url.username && url.password)
return `${url.protocol}//${url.username}:${url.password}@${url.host}`;
else
return url.origin;
} catch (error) {
console.log(error);
return "";
}
else
return "";
}
function autocomplete(input, list) {
let currentFocus;
input.addEventListener("focus", (e) => {
showOptions(e, true);
});
input.addEventListener("input", (e) => {
const val = e.target.value;
if (!val) {
return false;
}
currentFocus = -1;
showOptions(e);
});
input.addEventListener("keydown", function (e) {
let x = document.getElementById(this.id + "autocomplete-list");
if (x) x = x.getElementsByTagName("div");
if (e.keyCode == 40) {
currentFocus++;
addActive(x);
} else if (e.keyCode == 38) {
currentFocus--;
addActive(x);
} else if (e.keyCode == 13) {
e.preventDefault();
if (currentFocus > -1) {
if (x) x[currentFocus].click();
}
}
});
function showOptions(event, showAll = false) {
let div,
i,
val = event.target.value;
closeAllLists();
div = document.createElement("div");
div.setAttribute("id", event.target.id + "autocomplete-list");
div.setAttribute("class", "autocomplete-items");
event.target.parentNode.appendChild(div);
for (i = 0; i < list.length; i++) {
if (list[i].toLowerCase().indexOf(val.toLowerCase()) > -1) {
div.appendChild(getItem(list[i], val));
} else if (showAll) {
div.appendChild(getItem(list[i], val));
}
}
}
function getItem(item, val) {
const div = document.createElement("div");
const strong = document.createElement("strong");
strong.textContent = item.substr(0, val.length);
div.innerText = item.substr(val.length);
const hiddenInput = document.createElement("input");
hiddenInput.type = "hidden";
hiddenInput.value = item;
div.prepend(strong);
div.appendChild(hiddenInput);
div.addEventListener("click", function (e) {
input.value = div.getElementsByTagName("input")[0].value;
input.dispatchEvent(new Event("input"));
closeAllLists();
});
return div;
}
function addActive(x) {
if (!x) return false;
removeActive(x);
if (currentFocus >= x.length) currentFocus = 0;
if (currentFocus < 0) currentFocus = x.length - 1;
x[currentFocus].classList.add("autocomplete-active");
}
function removeActive(x) {
for (let i = 0; i < x.length; i++) {
x[i].classList.remove("autocomplete-active");
}
}
function closeAllLists(elmnt) {
let x = document.getElementsByClassName("autocomplete-items");
for (let i = 0; i < x.length; i++) {
if (elmnt != x[i] && elmnt != input) {
x[i].parentNode.removeChild(x[i]);
}
}
}
document.addEventListener("click", (e) => {
if (!autocompletes.find((element) => element.id === e.target.id)) {
closeAllLists(e.target);
}
});
}
export default {
autocompletes,
parseURL,
autocomplete
}
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