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/* global dragula, CAMERAS */
const STATE = loadState();
function loadState() {
let hash = document.location.hash;
if (hash.length === 0) {
const DEFAULTS = [139];
history.replaceState(null, "", "#" + DEFAULTS.join(","));
return DEFAULTS;
}
hash = hash.replace(/^#/, "");
if (hash.length === 0) {
return [];
}
return hash.split(",").map(x => parseInt(x));
}
function handleCheckbox(evt) {
const id = parseInt(evt.target.dataset.id);
if (evt.target.checked) {
if (!STATE.includes(id)) {
appendCamera(id);
}
} else {
if (STATE.includes(id)) {
removeCamera(id);
}
}
}
function findCamera(id) {
for (let cameras of Object.values(CAMERAS)) {
let found = cameras.find(x => x.id === id);
if (found !== undefined) {
return found;
}
}
}
function loadData() {
const nav = document.querySelector("nav");
for (let neighborhood of Object.keys(CAMERAS)) {
const section = document.createElement("section");
const h2 = document.createElement("h2");
h2.innerText = neighborhood;
section.append(h2);
const boxes = document.createElement("ul");
section.append(boxes);
for (let { id, stream, name } of CAMERAS[neighborhood]) {
const label = document.createElement("label");
const checkbox = document.createElement("input");
checkbox.type = "checkbox";
checkbox.dataset.id = id;
checkbox.addEventListener("input", handleCheckbox);
checkbox.checked = STATE.includes(id);
label.append(checkbox);
const text = document.createTextNode(name);
label.append(text);
const li = document.createElement("li");
li.append(label);
boxes.append(li);
}
nav.append(section);
}
for (let id of STATE) {
let { url, name } = findCamera(id);
document.querySelector("main").append(makeCameraStream(id, url, name));
}
}
function makeCameraStream(id, url, title) {
var section = document.createElement("section");
section.dataset.id = id;
var header = document.createElement("h2");
header.innerText = title;
var close = document.createElement("button");
close.className = 'close';
close.type = "button";
close.innerText = "X";
header.append(close);
close.addEventListener('click', evt => {
removeCamera(parseInt(evt.target.parentNode.parentNode.dataset.id));
});
section.append(header);
var img = document.createElement("img");
img.className = 'reload';
img.src = url;
section.append(img);
return section;
}
function appendCamera(id) {
STATE.push(id);
history.replaceState(null, "", "#" + STATE.join(","));
let { url, name } = findCamera(id);
document.querySelector("main").append(makeCameraStream(id, url, name));
}
function removeCamera(id) {
const oldIndex = STATE.indexOf(id);
if (oldIndex > -1) {
STATE.splice(oldIndex, 1);
}
history.replaceState(null, "", "#" + STATE.join(","));
for (let video of document.querySelectorAll("main section")) {
if (video.dataset.id === id) {
video.remove();
}
}
for (let checkbox of document.querySelectorAll('nav input')) {
if (checkbox.dataset.id === id) {
checkbox.checked = false;
}
}
}
document.getElementById("vidwidth").addEventListener("input", e => {
document.body.style.setProperty("--video-width", e.target.value + "vw");
});
document.getElementById("filter").addEventListener("input", e => {
let filter = e.target.value;
for (let neighborhood of document.querySelectorAll("nav section")) {
neighborhood.hidden = true;
for (let box of neighborhood.querySelectorAll("li")) {
const matches = box.innerText
.toLowerCase()
.includes(filter.toLowerCase());
box.hidden = !matches;
neighborhood.hidden = neighborhood.hidden && !matches;
}
}
});
loadData();
const dragHandler = dragula([document.querySelector("main")], {
moves(el, container, handle) {
return handle.tagName.toLowerCase() === "h2";
}
});
dragHandler.on("drop", (el, target, source, sibling) => {
const myID = parseInt(el.dataset.id);
const neighborID = parseInt(sibling.dataset.id);
const oldIndex = STATE.indexOf(myID);
if (oldIndex > -1) {
STATE.splice(oldIndex, 1);
}
const newIndex = STATE.indexOf(neighborID);
if (newIndex > -1) {
STATE.splice(newIndex, 0, myID);
} else {
console.log("uhhhhh fuck");
}
history.replaceState(null, "", "#" + STATE.join(","));
});
function pokeImages() {
for (let img of document.querySelectorAll('img.reload')) {
img.src = img.src.replace(/(\?0\.\d+)?$/, '?' + Math.random());
}
}
setInterval(pokeImages, 1000);
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