CustomWeb/js/storage.js
2024-12-25 23:04:55 +00:00

34 lines
No EOL
925 B
JavaScript

let Storage = {};
Storage.save = function(object){
return new Promise(function(succ, err){
chrome.storage.sync.set(object, succ);
});
}
Storage.load = function(objects){
return new Promise(function(succ, err){
chrome.storage.sync.get(objects, succ);
});
}
Storage.remove = function(objects){
return new Promise(function(succ, err){
chrome.storage.sync.remove(objects, succ);
});
}
Storage.callbacks = {};
Storage.onChange = function(key, fn){
if(!Storage.callbacks[key]) Storage.callbacks[key] = [];
Storage.callbacks[key].push(fn);
}
Storage.emit = function(key, newValue){
if(!Storage.callbacks[key]) return;
Storage.callbacks[key].forEach(x => {
x(newValue);
});
}
chrome.storage.onChanged.addListener(function(objects, area){
if(area!="sync") return;
for(let id in objects){
let newValue = objects[id].newValue;
if(newValue) { Storage.emit(id, newValue); }
}
});