Renames to userProfile, change name to displayname. Changes objectid for uuid.

models/action.js

@@ -0,0 +1,35 @@
+'use strict';
+
+const mongoose = require('../mongoose');
+const uuid = require('uuid');
+const Schema = mongoose.Schema;
+
+const ActionSchema = new Schema({
+  id: {
+    type: String,
+    default: uuid.v4,
+    unique: true
+  },
+  action_type: String,
+  item_type: String,
+  item_id: String,
+  user_id: String
+},{
+  _id: false,
+  timestamps: {
+    createdAt: 'created_at',
+    updatedAt: 'updated_at'
+  }
+});
+
+/**
+ * Finds an action by the id.
+ * @param {String} id  identifier of the action (uuid)
+*/
+ActionSchema.methods.findById = function(id) {
+  return Action.findOne({id});
+};
+
+const Action = mongoose.model('Action', ActionSchema);
+
+module.exports = Action;