sheetjs-clone/demos/database/SheetJSForage.js
2018-01-26 19:52:46 -05:00

21 lines
609 B
JavaScript

/* xlsx.js (C) 2013-present SheetJS -- http://sheetjs.com */
/*global ObjUtils, localforage */
localforage.load = async function foo(data) {
var keys = Object.keys(data);
for(var i = 0; i < keys.length; ++i) {
var key = keys[i], val = JSON.stringify(data[keys[i]])
await localforage.setItem(key, val);
}
};
localforage.dump = async function() {
var obj = {};
var length = await localforage.length();
for(var i = 0; i < length; ++i) {
var key = await this.key(i);
var val = await this.getItem(key);
obj[key] = JSON.parse(val);
}
return ObjUtils.object_to_workbook(obj);
};