Technical Document: Slice of Joy - Pizza on-chain
1. Introduction: Slice of Joy is a decentralized pizza service that will leverage Cardano's blockchain technology to offer a transparent, efficient, and rewarding pizza experience. This technical document outlines the architecture and development details of Slice of Joy, including its smart contracts, APIs, and dApp interface.
2. Smart Contracts: Slice of Joy will utilize three main smart contracts to facilitate its operations:
Payment Processing Smart Contract:
- Purpose: Handles payment transactions using ADA cryptocurrency for pizza orders.
- Features: Validates transactions, processes payments, and triggers pizza preparation.
Loyalty Program Smart Contract:
- Purpose: Manages the loyalty program, rewarding customers with NFT loyalty tokens for each pizza purchase.
- Features: Earns and distributes loyalty tokens based on customer transactions.
Governance DAO Smart Contract:
- Purpose: Operates as a Decentralized Autonomous Organization (DAO) allowing token holders to participate in decision-making processes.
- Features: Submits proposals, votes on proposals, and executes accepted proposals based on consensus.
3. APIs: Slice of Joy integrates APIs to facilitate communication between the dApp interface and the Cardano blockchain:
API for Smart Contract Interactions:
- Purpose: Allows the dApp to interact with deployed smart contracts on Cardano.
- Features: Validates user transactions and reads data from the blockchain.
- Implementation: RESTful API endpoints for each smart contract function.
API for NFT Minting and Ownership:
- Purpose: Supports minting and tracking of NFTs (loyalty tokens) associated with customer addresses.
- Features: Mints NFTs upon successful pizza purchases and tracks NFT ownership.
- Implementation: RESTful API endpoints for NFT minting and ownership tracking.
4. dApp Development: Slice of Joy's user-friendly dApp interface will provide customers with a seamless pizza ordering experience:
Frontend Development:
- Purpose: Ensures an intuitive and responsive user interface for the dApp.
- Features: Developed using React framework for modern web development.
- Components: User authentication, pizza ordering, loyalty program interface, governance participation.
User Interface (UI) Design:
- Purpose: Enhances user experience and engagement.
- Features: Intuitive navigation, visually appealing elements, and clear layout.
- Focus: Simplifying pizza ordering, viewing loyalty token balance, voting on proposals.
Blockchain Integration:
- Purpose: Enables real-time data display from the Cardano blockchain.
- Features: Interaction with smart contracts and NFT ownership tracking.
- API Utilization: Utilizes APIs for smart contract interactions and NFT handling.
User Onboarding and KYC:
- Purpose: Ensures secure and compliant user onboarding.
- Features: Smooth registration process and Know Your Customer (KYC) procedures.
- Compliance: Complies with regulations for user data protection.
Testing and Security:
- Purpose: Ensures functionality and security of the dApp.
- Features: Rigorous testing and cybersecurity best practices.
- Security Measures: Protects user data and prevents unauthorized access.