More refactoring

client/commonFramework/code-storage.js

@@ -0,0 +1,37 @@
+// depends on: codeUri
+window.common = (function(global) {
+  const {
+    localStorage,
+    common = { init: [] }
+  } = global;
+
+  var codeStorage = {
+    getStoredValue(key) {
+      return '' + localStorage.getItem(key + 'Val');
+    },
+
+    isAlive: function() {
+      var val = this.getStoredValue();
+      return val !== 'null' &&
+        val !== 'undefined' &&
+        (val && val.length > 0);
+    },
+
+    updateStorage(key, code) {
+      if (
+        !localStorage ||
+        typeof localStorage !== 'function' ||
+        !key ||
+        typeof key !== 'string'
+      ) {
+        console.log('unable to save to storage');
+        return code;
+      }
+      localStorage.setItem(key + 'Val', code);
+    }
+  };
+
+  common.codeStorage = codeStorage;
+
+  return common;
+}(window, window.common));