Fixing user preferences saving issues

Packages/ohif-core/both/index.js

@@ -1,3 +1,4 @@
+import './lib';
 import './utils';
 
 import './schema.js';

Packages/ohif-core/both/lib/index.js

@@ -0,0 +1 @@
+import './object.js';

Packages/ohif-core/both/lib/object.js

@@ -0,0 +1,52 @@
+import { OHIF } from 'meteor/ohif:core';
+
+OHIF.object = {};
+
+// Transforms a shallow object with keys separated by "." into a nested object
+OHIF.object.getNestedObject = shallowObject => {
+    const nestedObject = {};
+    for (let key in shallowObject) {
+        if (!shallowObject.hasOwnProperty(key)) continue;
+        const value = shallowObject[key];
+        const propertyArray = key.split('.');
+        let currentObject = nestedObject;
+        while (propertyArray.length) {
+            const currentProperty = propertyArray.shift();
+            if (!propertyArray.length) {
+                currentObject[currentProperty] = value;
+            } else {
+                if (!currentObject[currentProperty]) {
+                    currentObject[currentProperty] = {};
+                }
+
+                currentObject = currentObject[currentProperty];
+            }
+        }
+    }
+
+    return nestedObject;
+};
+
+// Transforms a nested object into a shallowObject merging its keys with "." character
+OHIF.object.getShallowObject = nestedObject => {
+    const shallowObject = {};
+    const putValues = (baseKey, nestedObject, resultObject) => {
+        for (let key in nestedObject) {
+            if (!nestedObject.hasOwnProperty(key)) continue;
+            let currentKey = baseKey ? `${baseKey}.${key}` : key;
+            const currentValue = nestedObject[key];
+            if (typeof currentValue === 'object') {
+                if (currentValue instanceof Array) {
+                    currentKey += '[]';
+                }
+
+                putValues(currentKey, currentValue, resultObject);
+            } else {
+                resultObject[currentKey] = currentValue;
+            }
+        }
+    };
+
+    putValues('', nestedObject, shallowObject);
+    return shallowObject;
+};