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. 2025 Aug 27;14(17):3004. doi: 10.3390/foods14173004
Algorithm 12 Payment and Incentive Smart Contract
  •   1:

    Define struct Payment

  •   2:

        Fields: payer, payee, amount, status

  •   3:

     

  •   4:

    Define mapping(address ⇒ Payment) paymentRecords

  •   5:

     

  •   6:

    function initiatePayment(payer, payee, amount)

  •   7:

          Verify sender’s balance

  •   8:

          Transfer funds securely

  •   9:

          Emit event PaymentCompleted(payer, payee)

  • 10:

    end function

  • 11:

     

  • 12:

    function rewardIncentive(stakeholderID, amount)

  • 13:

           Validate performance metrics

  • 14:

           Issue token-based reward

  • 15:

           Emit event IncentiveGranted(stakeholderID)

  • 16:

    end function