.NET projects

Installing

• Install Visual Studio 2022
• Install PostgreSQL
• Install Apache Kafka
• Install Postman

1. PosgreSQL Execute the ./public.sql file to create the tables which are used in the application.

• DB name: orders
• Username: orders_admin
• Password: orders_pass Url: localhost:5432

2. Apache Kafka

• Install the kafka, Go to kafka folder then run the Kafka server

bin/kafka-storage.sh format -t abcdefghijklmn123456789 -c config/kraft/server.properties
bin/kafka-server-start.sh config/kraft/server.properties

• Create Topic

bin/kafka-topics.sh --create --topic charge-order --bootstrap-server localhost:9092
bin/kafka-topics.sh --create --topic create-order --bootstrap-server localhost:9092
bin/kafka-topics.sh --create --topic order-charged --bootstrap-server localhost:9092
bin/kafka-topics.sh --create --topic order-not-charged --bootstrap-server localhost:9092

3. Start the Project

• Run `./dotnet/Multi-Language-Services.sln
• Go to Menu -> Debug -> BillingService then press Ctrl+F5. Billing Service will run on localhost:5001
• Go to Menu -> Debug -> OrderService then presse Ctrl+F5. Order Service will run on localhost:5000

4. Start the test

Go to https://web.postman.co/ and click 'New Request' button

• first case

  • url: localhost:5000/order/1/1
  • Method: GET

• second case

  • url: localhost:5000/order
  • Method: POST
  • Body

{
    "CustomerId": "7",
    "OrderId": "8",
    "OrderItems": [
        {
            "OrderItemId": "6",
            "ProductName": "product1",
            "ProductPrice": "6.6"
        }
    ]
}

5. Watch the Console windows opened by Visual Studio(by pressing Ctrl+F5)