Revision history for simple Term Savings Schema

0.1.0.0 -- 2022-11-27

• First version.
• Intended as final project to understand Cardano Smart Contract using Plutus

Feature:

• Register: create saving smart contract with first deposit 2000000 Lovelace
• Deposit: deposit coin to the smart contract
• Withdraw: withdraw all coin in smart contract to the wallet

Running Project

• Open Plutus Playground (online https://playground.plutus.iohkdev.io/ | ofline)
• Before anything, please do register to make saving smart contract address.
  • [Input] Beneficiary --> target savings address (target withdraw address)
  • [Input] Deadline --> Savings can only be withdrawn if the deadline has passed
  • [Input] Pin --> use this pin to withdraw
• Deposit must have same target beneficiary, no pin required and any wallet can make deposit into the target beneficiary.
  • [Input] Beneficiary --> target savings address (target withdraw address).
  • [Validation] Beneficiary address must be the same
• Withdrawal must have same address with beneficiary, same pin and already passed the deadline.
  • [Input] Pin --> must be the same Pin.
  • [Validation] Address must same as beneficiary, Withdrawal must have passed deadline and the PIN must match.

Demo

• Register: Wallet 1
  • Beneficiary: bf342ddd3b1a6191d4ce936c92d29834d6879edf2849eaea84c827f8 (Wallet 5)
  • Deadline: 1596059131000 (+40 slot)
  • Pin: 12345
• Wait: 10 (Slot)
• Deposit: Wallet 2
  • Beneficiary: bf342ddd3b1a6191d4ce936c92d29834d6879edf2849eaea84c827f8 (Wallet 5)
  • Amount: 10000000 (Lovelace)
• Wait: 10 (Slot)
• Deposit: Wallet 3
  • Beneficiary: bf342ddd3b1a6191d4ce936c92d29834d6879edf2849eaea84c827f8 (Wallet 5)
  • Amount: 20000000 (Lovelace)
• Wait: 10 (Slot)
• Deposit: Wallet 4
  • Beneficiary: bf342ddd3b1a6191d4ce936c92d29834d6879edf2849eaea84c827f8 (Wallet 5)
  • Amount: 30000000 (Lovelace)
• Wait: 10 (Slot)
• Withdraw: Wallet 5
  • Pin: 12345
• Wait: 10 (Slot)