📚 Perpustakaan REST API

REST API sederhana untuk sistem Perpustakaan menggunakan Node.js (JavaScript) dan Express, dibuat sebagai sarana belajar membangun backend API dengan arsitektur yang rapi (Controller – Service – Routes) serta autentikasi & otorisasi berbasis role.

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🚀 Tech Stack

• Node.js (ES Module)
• Express.js v5
• PostgreSQL
• Prisma ORM
• JWT (JSON Web Token)
• bcryptjs (hash password)
• Cookie Parser
• dotenv
• Nodemon (development)

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🔐 Fitur Utama

• Authentication (Register, Login, Logout, Me)
• Authorization berbasis Role (ADMIN & USER)
• Manajemen User
• Manajemen Buku
• Manajemen Kategori
• Relasi Buku ↔ Kategori (Many-to-Many)
• Peminjaman & Pengembalian Buku

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🔑 Authentication Endpoints

Method	Endpoint	Deskripsi
POST	/auth/register	Register user
POST	/auth/login	Login user
POST	/auth/logout	Logout user
GET	/auth/me	Get user login (Auth)

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👤 User (ADMIN)

Method	Endpoint	Deskripsi
GET	/users	Get all users
GET	/users/:id	Get user by ID
POST	/users	Create user
PUT	/users/:id	Update user
DELETE	/users/:id	Delete user

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📚 Book

Method	Endpoint	Role
GET	/books	USER, ADMIN
GET	/books/:id	USER, ADMIN
POST	/books	ADMIN
PUT	/books/:id	ADMIN
DELETE	/books/:id	ADMIN

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🏷️ Category (ADMIN)

Method	Endpoint	Deskripsi
GET	/categories	Get all categories
GET	/categories/:id	Get category by ID
POST	/categories	Create category
PUT	/categories/:id	Update category
DELETE	/categories/:id	Delete category

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🔗 Book - Category

Method	Endpoint	Deskripsi
POST	/books/:bookId/categories	Tambah kategori ke buku
DELETE	/books/:bookId/categories/:categoryId	Hapus kategori dari buku
GET	/books/:bookId/categories	Buku dengan kategori
GET	/categories/:categoryId/books	Buku berdasarkan kategori

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🔄 Borrowing

Method	Endpoint	Deskripsi
POST	/borrow	Pinjam buku
PUT	/borrow/:id/return	Kembalikan buku
GET	/borrow/me	Riwayat pinjam user
GET	/borrow	Semua peminjaman (ADMIN)

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🔐 Authorization Flow

• Semua endpoint (kecuali login & register) wajib auth
• Role dicek menggunakan roleMiddleware
• Token JWT disimpan di HTTP Only Cookie

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🎯 Tujuan Project

Project ini dibuat untuk:

• Belajar arsitektur REST API
• Memahami authentication & authorization
• Menerapkan Prisma ORM
• Praktik clean code backend

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📌 Catatan

• Project ini bukan production-ready, fokus untuk pembelajaran

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