Prompt for the BudgetPositionItemView

Please create a React-JS view called "BudgetPositionItemView" for the fields of the BudgetPositionItem entity. The BudgetPositionItemView must contain the following fields: 
    - name: BudgetPosition   type: BudgetPosition 
    - name: Amount   type: DOUBLE 
    - name: Product   type: Product 
    - name: Sum   type: DOUBLE 
The data source for the [Product] select control should be loaded from the relative URL: 
    "/ProductService/product"   (HTTP-GET) 
The data source for the [BudgetPosition] select control should be loaded from the relative URL: 
    "/ProductService/budgetposition"   (HTTP-GET) 
An existing BudgetPositionItem entity should be loaded from the relative URL: 
    "/ProductService/budgetpositionitem/{id}"   (HTTP-GET) 
If a new BudgetPositionItem entity has been created, the new entity should be posted to the relative URL: 
    "/ProductService/budgetpositionitem"   (HTTP-POST) 
If an existing BudgetPositionItem entity has been updated, the modified entity should be sent to the relative URL: 
    "/ProductService/budgetpositionitem/{id}"   (HTTP-PUT) 
If an existing BudgetPositionItem entity has to be deleted, the following relative URL should be called: 
    "/ProductService/budgetpositionitem/{id}"   (HTTP-DELETE)

Overview

My API

System Designs