README.md

Mini Online Shop Backend

This repository contains the backend for a mini online shop website. It handles user authentication, product management, shopping cart functionality, order processing, and payment integration.

Features

• User Authentication: Login and registration functionality.
• Product Management: List and manage products.
• Shopping Cart: Add, update, and remove items in the cart.
• Order Processing: Place and manage orders (only buyer).
• Payment Integration: Handle payment processing (dummy).

Tech Stack

• Language: Go
• Framework: Fiber
• Database: PostgreSQL, Redis

Frameworks and Libraries

• GoFiber (HTTP Framework): An Express-inspired web framework for Go.
• GORM (ORM): The fantastic ORM library for Go.
• Viper (Configuration): A complete configuration solution for Go applications.
• Golang Migrate (Database Migration): Database migrations for Golang.
• Go Playground Validator (Validation): A Go library for struct and field validation.

Entity-Relationship Diagram

Here is the ERD for the database schema:

Project Structure

.
├── cmd # Entry point of the application
│   └── core
├── db # Database migrations
│   └── migrations
└── internal
    ├── config # Application configs
    ├── delivery
    │   └── http
    │       ├── controller # Route handlers
    │       ├── middleware # Custom middlewares
    │       └── route # Application routes
    ├── domain # Delivery models
    ├── model # Database models
    ├── repository # Database logic
    ├── usecase # Business logic
    └── utils # Utility functions and helpers

Getting Started

Running locally

Prerequisites

• Go 1.20+
• PostgreSQL
• Redis

Set up the database

Connect to your PostgreSQL server, create the database, and do migration.

# Create the database
createdb db_mini_online_shop

# Apply migrations
migrate -path db/migrations -database postgres://[username]:[password]@localhost:5432/db_mini_online_shop?sslmode=disable up

Installation

Clone the repository:

git clone [email protected]:pravastacaraka/go-mini-online-shop-ws.git

cd go-mini-online-shop-ws

Install dependencies:

go mod vendor && go mod tidy

Configure the application

1. Open config.local.json file to configure the app config.
2. Change the database dan redis credentials according to your previous setting via environment variables look at the .env.example file.

Run the application

go run cmd/core/main.go

Running container

Having trouble running manually in local? You can directly use the docker that I have provided.

Prerequisites

• Docker

Installation

# build the image
docker compose build

# start the app
docker compose up

# stop the app gracefully
docker compose down

API Documentation

You can see the API documentation on here Postman Collection.