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'use strict';
var object = {
hello: 'blue',
app: {
env: {
port: 7777,
la: 1
}
},
more: 'stuff'
};
var model = ObserveObject(object, function(type, path, value) {
console.log(type);
console.log(path);
console.log(value);
});
//model.app.env.port = 8888;
//console.log('echo: ' + model.hello);
console.log(model);
function ObserveObject(object, callback, path, referenceObject) {
path = path || '';
referenceObject = referenceObject || object;
object = clone(object);
for (var key in object) {
if (object.hasOwnProperty(key)) {
var keyClone = clone(key);
var pathCloneVariable = clone(path === '' ? key : path + '.' + key);
var pathCloneObject = clone(path === '' ? key : path + '.' + key);
if (isObject(object[key])) {
object[key] = ObserveObject(object[key], callback, pathCloneObject, referenceObject);
} else {
Object.defineProperty(object, keyClone, {
enumerable: true,
get: function(oldValue) {
oldValue = getByPath(referenceObject, pathCloneVariable);
callback('get', pathCloneVariable, oldValue);
return oldValue;
},
set: function(newValue) {
referenceObject = setByPath(referenceObject, pathCloneVariable, newValue);
callback('set', pathCloneVariable, newValue);
}
});
}
}
}
return object;
}
function getByPath(object, path) {
var keys = path.split('.');
for (var i = 0; i < keys.length; i++) {
object = object[keys[i]];
if (object === undefined) return undefined;
}
return object;
}
function setByPath(object, path, value) {
if (typeof path === 'string') path = path.split('.');
if (path.length > 1) {
var e = path.shift();
object[e] = Object.prototype.toString.call(object[e]) === '[object Object]' ? object[e] : {};
setByPath(object[e], path, value);
} else {
object[path[0]] = value;
}
return object;
}
function clone (item) {
return JSON.parse(JSON.stringify({ value: item })).value;
}
function isObject(value) {
if (value === null || value === undefined) return false;
else return value.constructor === Object;
}
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