def payOrder(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems):
tryPayment = True
attempts = 1
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 2 # "Pay Order"
data["actor"] = "Customer"
data["n-items"] = str(nItems)
while(tryPayment):
data["attempt-num"] = str(attempts)
json_data = json.dumps(data, indent=2)
print("pay order")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
# print(json_data)
paymentAccepted = takePayment(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client)
if(paymentAccepted): # Send Order
return nItems
elif(random() > 0.9):
tryPayment = False
else:
tryPayment = True
attempts += 1
print("Not retry")
return 0 # Not Retry
def browseProducts(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, itemsInTheCart):
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 0 # "Browse Products on Amazon"
data["actor"] = "Customer"
json_data = json.dumps(data, indent=2)
print("browse products")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
return addItemToCart(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, itemsInTheCart)
def placeInBin(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems):
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 5 # "Place in Bin"
data["actor"] = "Amazon Picker"
data["n-items"] = str(nItems)
json_data = json.dumps(data, indent=2)
print("place in bin")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
# print(json_data)
return receiveAndPackageItems(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems)
def receiveAndPackageItems(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems):
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 6 # "Receive and Package Items"
data["actor"] = "Amazon Packager"
data["n-items"] = str(nItems)
json_data = json.dumps(data, indent=2)
print("receive and package items")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
# print(json_data)
return sendToCarrierDock(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems)
def sendToCarrierDock(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems):
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 7 # "Send to Carrier Dock"
data["actor"] = "Amazon Packager"
data["n-items"] = str(nItems)
json_data = json.dumps(data, indent=2)
print("send to carrier dock")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
# print(json_data)
return loadTruck(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems)
def loadTruck(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems):
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 8 # "Load Truck"
data["actor"] = "Carrier"
data["n-items"] = str(nItems)
json_data = json.dumps(data, indent=2)
print("load truck")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
# print(json_data)
return deliverItems(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItems)
def receiveItems(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, nItemsReceived):
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 10 # "Receive Items"
data["actor"] = "Customer"
data["n-items"] = str(nItemsReceived)
json_data = json.dumps(data, indent=2)
print("receive items")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
# print(json_data)
return nItemsReceived
def addItemToCart(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, itemsInTheCart):
itemsInTheCart += 1
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 1 # "Add Item to Cart"
data["n-items"] = str(itemsInTheCart)
data["actor"] = "Customer"
json_data = json.dumps(data, indent=2)
print("add item to cart")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
# Done Shopping?
if(random() > 0.5): # No
return browseProducts(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, itemsInTheCart)
else: # Yes
return payOrder(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client, itemsInTheCart)
def takePayment(TraceId, managerAddr, managerPassphrase, receiverAddr, algod_client):
accepted = False
if(random() <= 0.7):
accepted = True
data = {}
data["trace-id"] = str(TraceId)
data["event-name"] = 3 # "Take Payment"
data["actor"] = "Credit Card Company"
data["accepted"] = str(accepted)
json_data = json.dumps(data, indent=2)
print("take payment")
newTransaction(algod_client, managerAddr, managerPassphrase, receiverAddr, 0, json_data)
# print(json_data)
return accepted