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. 2025 Aug 27;14(17):3004. doi: 10.3390/foods14173004
Algorithm 10 Route Optimization Smart Contract
  •   1:

    Define struct Route

  •   2:

        Fields: startLocation, endLocation, optimizedPath, estimatedTime

  •   3:

     

  •   4:

    Define mapping(address ⇒ Route) routeRecords

  •   5:

     

  •   6:

    function addOptimizedRoute(shipmentID, startLocation, endLocation, optimizedPath, estimatedTime)

  •   7:

       Validate sender’s authorization

  •   8:

       Store route data

  •   9:

       Emit event RouteUpdated(shipmentID)

  • 10:

    end function

  • 11:

     

  • 12:

    function getOptimizedRoute(shipmentID)

  • 13:

          Retrieve and return optimized route details

  • 14:

    end function