In the previous chapter, we learnt now to add a Product entity to our existing Data Model and also how to enter and maintain the information of the product(s) sold to the selected customer. In this chapter, we will learn:
To create a MasterProduct entity that will be used for storing the information of products that the vendor is dealing with, that is, stock.
The concept of the data type: transformable that is used for creating custom data types for storing the image of the product. Also, we will be learning how Image Picker works and is used in selecting images. Besides this, we will be learning about some methods that will be used to make the image to appear within the specified size.
How a Value Transformer is created that is used for converting custom object into an NSData instance for saving in persistent store.
How to enter, save, display, delete, and modify the information of the master products that our vendor deals with.