some progress

api/models/model.js

@@ -0,0 +1,20 @@
+'use strict';
+const mongoose = require('mongoose');
+const Schema = mongoose.Schema;
+const BookSchema = new Schema({
+  name: {
+    type: String,
+    required: 'Enter book name'
+  },
+  Created_date: {
+    type: Date,
+    default: Date.now
+  },
+  status: {
+    type: [{
+      type: String,
+      enum: ['pending', 'ongoing', 'completed']
+    }],
+    default: ['pending']
+  }
+});module.exports = mongoose.model('Books', BookSchema);