Read the setup.md of laravel-example1 and choose the steps missing on your computer to finalize the install.
Basket describes steps to use Postman API.
get products: GET request to list all products from database
get csrf: GET request to save in collection variables the form token, needed for POST requests
get basket: GET request to retrieve current items in the basket and user wallet
increment basket: POST request to set product in the basket plus 1, checks wallet total
decrement basket: POST request to set product in the basket minus 1
clear basket: POST request to clear the basket
update basket: POST request to set products in the basket, real quantity is invisible on this step, checks wallet total, deletes previous basket
purchase basket: POST request to sum transaction query and set the user purchase from the basket, checks all baskets to ensure 1 quantity left per user and manages maximum per product using stored total (per user max is 5), clears the basket
User model is extended to support virtual wallet. New model Product with table is created.
Seeding the database using php artisan db:seed --class=UserSeeder for 3 records. Change the class to ProductSeeder to generate 2 products or type php artisan db:seed --class=UserProductsReset to reset user wallet to 100 and initial products count.