Wallester test

Web application having CRUD operations under customer object

Technologies:

• Go language
• PostgreSQL DB
• HTML
• CSS
• JS
• Bootstrap 4

Libraries:

• github.com/gorilla/mux
• github.com/lib/pq

PSQL DataBase data:

• host: localhost
• port: 5432
• user: martin
• password: qweasdzxc
• DB name: application

Table data:

CREATE TABLE customers (
    id SERIAL PRIMARY KEY,
    first_name VARCHAR(100) NOT NULL,
    last_name VARCHAR(100) NOT NULL,
    birth_date TIMESTAMP NOT NULL,
    gender VARCHAR(10) NOT NULL,
    email VARCHAR(100) UNIQUE NOT NULL,
    address VARCHAR(200)
);
INSERT INTO customers(
        first_name,
        last_name,
        birth_date,
        gender,
        email,
        address
    )
VALUES (
        'Test',
        'Tester',
        '2016-06-22 19:10:25',
        'Male',
        'test@tester.com',
        'Test City address'
    );

1. (MODELS folder) The models package will store the database schema. Using struct type to represent or map the database schema in golang.

2. (MIDDLEWARE folder) The middleware package is the bridge between APIs and Database. This package will handle all the db operations like Insert, Select, Update, and Delete (CRUD).

3. (ROUTER folder) In the router package defines all the api endpoints.

4. (MAIN file) The main.go is server. It will start a server on 8080 port and serve all the Router.

Routes:

1. localhost:8080/customers, GET ALL CUSTOMERS ( GET )
2. localhost:8080/customer/{id}, GET CUSTOMER ( GET )
3. localhost:8080/customer/create, CREATE CUSTOMER ( POST )
4. localhost:8080/customer/{id}/update, UPDATE CUSTOMER BY ID ( PUT )
5. localhost:8080/customer/{id}/delete, DELETE CUSTOMER BY ID ( DELETE )