The-Snap/background.js
2019-04-01 22:08:43 +00:00

66 lines
1.6 KiB
JavaScript

/**
* Randomly shuffle an array
* https://stackoverflow.com/a/2450976/1293256
* @param {Array} array The array to shuffle
* @return {String} The first item in the shuffled array
*/
var shuffle = function (array) {
var currentIndex = array.length;
var temporaryValue, randomIndex;
// While there remain elements to shuffle...
while (0 !== currentIndex) {
// Pick a remaining element...
randomIndex = Math.floor(Math.random() * currentIndex);
currentIndex -= 1;
// And swap it with the current element.
temporaryValue = array[currentIndex];
array[currentIndex] = array[randomIndex];
array[randomIndex] = temporaryValue;
}
return array;
};
chrome.browserAction.onClicked.addListener(function() {
chrome.tabs.query({}, function(tabs) {
chrome.browserAction.getBadgeText({}, function(text) {
ok = confirm("Are you sure you want to snap " + text + " tabs?")
if (ok) {
shuffle(tabs)
let count = Math.floor(tabs.length / 2) + 1
tabs = tabs.slice(1, count)
let ids = [];
for (tab in tabs) {
ids.push(tabs[tab].id)
}
chrome.tabs.remove(ids)
}
})
})
})
function updateCount() {
chrome.tabs.query({}, function(tabs) {
chrome.browserAction.setBadgeText({ text: "" + Math.floor(tabs.length / 2) })
})
}
chrome.tabs.onCreated.addListener(function() {
updateCount()
})
chrome.tabs.onRemoved.addListener(function() {
updateCount()
})
chrome.windows.onCreated.addListener(function() {
updateCount()
})
chrome.windows.onRemoved.addListener(function() {
updateCount()
})
updateCount()