def change_sale_price_item():
print("Changing Sale Price of Item")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False}
item_id = data["item_id"]
sale_price = data["new_price"]
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.ChangePrice(
product_pb2.ChangePriceRequest(username=username,
item_id=item_id,
sale_price=sale_price))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status}
def remove_item_from_sale():
print("Removing item")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False}
item_id = data["item_id"]
quantity = data["quantity"]
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.DeleteItem(
product_pb2.DeleteItemRequest(username=username,
item_id=item_id,
quantity=quantity))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status}
def get_seller_rating():
print("Getting Seller Rating")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False, "thumbsup": -1, "thumbsdown": -1}
seller_id = data["seller_id"]
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.GetRating(
product_pb2.GetRatingRequest(seller_id=seller_id))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print(response.error)
return {
"status": response.status,
"thumbsup": response.thumbsup,
"thumbsdown": response.thumbsdown
}
def put_item_for_sale():
print("Putting item for sale")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False, "item_id": -1}
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.CreateItem(
product_pb2.CreateItemRequest(
username=username,
item_name=data["item"]["name"],
category=data["item"]["category"],
keywords=data["item"]["keywords"],
condition_new=data["item"]["condition_new"],
sale_price=data["item"]["sale_price"],
quantity=data["quantity"]))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status, "item_id": response.item_id}
def display_shopping_cart():
print("Displaying shopping cart")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False, "items": []}
# Get item_ids and quantities
while True:
try:
channel = grpc.insecure_channel(get_customer_db_ip())
stub = customer_pb2_grpc.CustomerStub(channel)
response = stub.GetShoppingCart(
customer_pb2.CheckLoginRequest(username=username))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": False, "items": []}
print(response.item_ids)
print(response.quantities)
# return {"status" : response.status}
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
items = []
for i in range(len(response.item_ids)):
item_id = response.item_ids[i]
quantity = response.quantities[i]
response2 = stub.GetItemByID(
product_pb2.GetItemByIDRequest(item_id=item_id))
if response2.status:
items.append({
"name": response2.items[0].name,
"quantity": quantity
})
else:
print("Unable to locate item")
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
return {"status": True, "items": items}
def add_item_shopping_cart():
print("Adding items to shopping cart")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False}
item_id = data["item_id"]
quantity = data["quantity"]
# Check sufficient quantity
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.GetItemByID(
product_pb2.GetItemByIDRequest(item_id=item_id))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status}
if quantity > response.items[0].quantity:
print("## ERROR ##")
print(
f"Insufficient quantity available: {response.items[0].quantity} requested: {quantity}"
)
return {"status": False}
# Add item to shopping cart
while True:
try:
channel = grpc.insecure_channel(get_customer_db_ip())
stub = customer_pb2_grpc.CustomerStub(channel)
response = stub.UpdateCart(
customer_pb2.UpdateCartRequest(username=username,
add=True,
key="shopping_cart",
item_id=item_id,
quantity=quantity))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status}
def check_logged_in(username):
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.CheckLogin(
product_pb2.CheckLoginRequest(username=username, ))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print(response.error)
return {"status": response.status, "logged_in": response.logged_in}
def display_active_seller_items():
print("Displaying Active Items")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False, "items": []}
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.GetAcct(
product_pb2.GetAcctRequest(username=username))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
response = stub.GetItem(
product_pb2.GetItemRequest(seller_id=response.seller_id))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
items = []
if not response.status:
print("## ERROR ##")
print(response.error)
else:
for i in response.items:
item_dict = {
"name": i.name,
"category": i.category,
"item_id": i.item_id,
"condition_new": i.condition_new,
"sale_price": i.sale_price,
"quantity": i.quantity
}
items.append(item_dict)
return {"status": response.status, "items": items}
def leave_feedback():
print("Leaving Feedback")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False}
item_id = data["item_id"]
feedback_type = data["feedback"]
# Check we've purchased this item before
while True:
try:
channel = grpc.insecure_channel(get_customer_db_ip())
stub = customer_pb2_grpc.CustomerStub(channel)
response = stub.UpdateCart(
customer_pb2.UpdateCartRequest(username=username,
add=True,
key="feedback",
item_id=item_id,
quantity=0))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status}
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.LeaveFeedback(
product_pb2.LeaveFeedbackRequest(feedback_type=feedback_type,
item_id=item_id))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status}
def search_items_for_sale():
print("Searching items for sale")
data = json.loads(request.data)
username = data["username"]
resp = check_logged_in(username)
if not resp["status"] or not resp["logged_in"]:
print("## ERROR ##")
print("Not logged in")
return {"status": False, "items": []}
keywords = []
category = -1 # Won't match any items
if "keywords" in list(data.keys()):
keywords = data["keywords"]
if "category" in list(data.keys()):
category = data["category"]
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.SearchItem(
product_pb2.SearchItemRequest(keywords=keywords,
category=category))
items = []
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
else:
for i in response.items:
item_dict = {
"name": i.name,
"category": i.category,
"item_id": i.item_id,
"condition_new": i.condition_new,
"sale_price": i.sale_price,
"quantity": i.quantity,
"seller_id": i.seller_id
}
items.append(item_dict)
return {"status": response.status, "items": items}
def logout():
print("logging out")
data = json.loads(request.data)
username = data["username"]
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.ChangeLogin(
product_pb2.ChangeLoginRequest(
username=username,
password="", # Not needed
logging_in=False))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status}
def create_user():
data = json.loads(request.data)
name = data["name"]
username = data["username"]
password = data["password"]
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.CreateUser(
product_pb2.CreateUserRequest(name=name,
username=username,
password=password))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return {"status": response.status}
def make_purchase(self, username, name, cc_number, cc_expiration):
"""Docstrings for service methods appear as documentation in the wsdl.
# <b>What fun!</b>
# @param username
# @param name the purchaser
# @param cc_number credit card number
# @param cc_expiration expiration date of the card
# @return confirmed purchase
# """
print("Making Purchase")
# print(name)
# print(cc_number)
# print(cc_expiration)
# Look up the shopping cart
# Get item_ids and quantities
while True:
try:
channel = grpc.insecure_channel(get_customer_db_ip())
stub = customer_pb2_grpc.CustomerStub(channel)
response = stub.GetShoppingCart(
customer_pb2.CheckLoginRequest(username=username))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return u"failure"
"""
bool status = 1;
repeated int32 item_ids = 2;
repeated int32 quantities = 3;
string error = 4;
"""
# Make the purchase
while True:
try:
channel = grpc.insecure_channel(get_product_db_ip())
stub = product_pb2_grpc.ProductStub(channel)
response = stub.MakePurchase(
product_pb2.MakePurchaseRequest(
item_ids=response.item_ids,
quantities=response.quantities))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return u"failure"
# Indicate to customer DB that we've made the purchase
while True:
try:
channel = grpc.insecure_channel(get_customer_db_ip())
stub = customer_pb2_grpc.CustomerStub(channel)
response = stub.MakePurchase(
customer_pb2.CheckLoginRequest(username=username))
break
except grpc._channel._InactiveRpcError as grpc_exc:
print("Server not available, trying a different one")
if not response.status:
print("## ERROR ##")
print(response.error)
return u"success"