def insert_in_datastore_and_get_id(entityKind, entity):
print("Entering insert_in_datastore_and_get_id...")
# Initialize the response dictionary
response = {"id": 0, "message": "", "validOutputReturned": True}
entity = datastoreoperations.create_datastore_entity(entityKind, entity)
if not entity['validOutputReturned']:
# Error creating datastore entity
response['validOutputReturned'] = False
response['message'] = entity['message']
# Return. Don't move forward.
return response
id = entity['entity'].key.id
# entity['datastore_id'] = id
# Update the Datastore ID in Datastore
updated_entity = {
"last_modified_timestamp": datetime.datetime.now(),
"datastore_id": id
}
entity = datastoreoperations.update_datastore_entity(
entityKind, id, updated_entity)
if not entity['validOutputReturned']:
# Error creating datastore entity
response['validOutputReturned'] = False
response['message'] = entity['message']
# Return. Don't move forward.
return response
# Update the Datastore ID in the Output Dictionary
response['id'] = entity['entity'].key.id
response['message'] = "Successfully inserted into the Datastore."
return response
def delete_user(entityKind, username):
print("Entering delete_user...")
# Initialize the response dictionary
response = {"result": False, "message": "", "validOutputReturned": True}
# Check whether user exists, and fetch the ID.
user = isValidUser(entityKind, username.lower())
if not user['validOutputReturned']:
# Error returned from isValidUser. Cannot delete.
response['message'] = user['message']
response['validOutputReturned'] = False
# Return. Don't move forward.
return response
# Valid output returned from isValidUser
if not user['result']:
# User does not exist. Cannot update.
response['message'] = user['message']
# Return. Don't move forward.
return response
# User exists. Go ahead with delete.
id = user['userDetails']['id']
flag_user_hard_delete = utilities.get_value_by_entityKind_and_key(
env['config_entityKind'], "flag_user_hard_delete")['config_value']
if flag_user_hard_delete:
# HARD delete from Datastore
entityKind = utilities.get_value_by_entityKind_and_key(
env['config_entityKind'], "datastore_kind_users")['config_value']
delete_user = datastoreoperations.delete_datastore_entity(
entityKind, id)
if not delete_user['validOutputReturned']:
# Error returned from delete_user
response['message'] = delete_user['message']
response['validOutputReturned'] = False
else:
# Valid output returned from delete_user
response['message'] = "User HARD deleted from the DB."
response['result'] = True
return response
if not flag_user_hard_delete:
# SOFT delete from Datastore
# Update the Active flag to False in Datastore
updated_user = {"active": False}
entityKind = utilities.get_value_by_entityKind_and_key(
env['config_entityKind'], "datastore_kind_users")['config_value']
updated_user = datastoreoperations.update_datastore_entity(
entityKind, id, updated_user)
if not updated_user['validOutputReturned']:
# Error returned from update_datastore_entity
response['message'] = updated_user['message']
response['validOutputReturned'] = False
else:
# Valid output returned from update_datastore_entity
response['message'] = "User SOFT deleted from the DB."
response['result'] = True
return response
def update_datastore_linear_equations(input_linear_equations):
print("Entering update_datastore_linear_equations...")
# Update Datastore Entity
id = input_linear_equations['datastore_id']
updated_entity = {
"last_modified_timestamp": datetime.datetime.now(),
"answer": input_linear_equations['answer'],
"timeTaken": input_linear_equations['timeTaken'],
"userAnswerCorrect": input_linear_equations['userAnswerCorrect']
}
# Get entityKind config from Datastore
entityKind = utilities.get_value_by_entityKind_and_key(env['config_entityKind'],"datastore_kind_linear_equations")['config_value']
status = datastoreoperations.update_datastore_entity(entityKind,id,updated_entity)
return status
def update_datastore_basic_arithmatic_operations(
input_basic_arithematic_operation):
print("Entering update_datastore_basic_arithmatic_operations...")
# Update Datastore Entity
id = input_basic_arithematic_operation['datastore_id']
updated_entity = {
"last_modified_timestamp": datetime.datetime.now(),
"timeTaken": input_basic_arithematic_operation['timeTaken'],
"questions": input_basic_arithematic_operation['questions'],
"userAnswerCorrect":
input_basic_arithematic_operation['userAnswerCorrect']
}
# Get entityKind config from Datastore
entityKind = utilities.get_value_by_entityKind_and_key(
env['config_entityKind'],
datastore_kind_basic_arithematic_operations_key)['config_value']
status = datastoreoperations.update_datastore_entity(
entityKind, id, updated_entity)
return status
def update_datastore_config_from_json():
print("Entering update_config...")
entityKind = env['config_entityKind']
envVariables = config.read_configurations_from_config_file()
# Process
countTotal = len(envVariables)
countCreate = 0
countUpdate = 0
countNoChange = 0
for (key,value) in envVariables.items():
# Check whether the key already exists in the DB.
read = utilities.read_datastore_and_get_id(entityKind,"key",key)
if not read['id']:
# Key not found. Create.
create = utilities.create_key_value_pair_in_datastore(entityKind,key,value)
countCreate += 1
elif read['id']:
# Key found.
# Check whether the json supplied value has changed.
entity = datastoreoperations.get_datastore_entity(entityKind,read['id'])
if value == entity['entity']['value']:
# json supplied value has NOT changed. Update NOT needed.
pass
else:
# json supplied value has changed. Update.
jsonEntity = {
"key": key,
"value": value
}
update = datastoreoperations.update_datastore_entity(entityKind,read['id'],jsonEntity)
countUpdate += 1
else:
# Will never get here.
pass
# Calculate count of no change
countNoChange = countTotal - countCreate - countUpdate
print("Process completed. Total Configurations:{}. Created:{}, Updated:{}, No Change:{}.".format(countTotal, countCreate, countUpdate, countNoChange))
def update_user(entityKind, user_details):
print("Entering update_user...")
# Initialize the response dictionary
response = {
"entity": None,
"message": "",
"validOutputReturned": True,
"userDetails": {}
}
# Validate User Data
attribute_validation = validate_user_attributes(user_details)
if not attribute_validation['validOutputReturned']:
# Error returned from validate_user_attributes
response['message'] = attribute_validation['message']
response['validOutputReturned'] = False
# Return. Don't move forward.
return response
# Valid output returned from validate_user_attributes
if not attribute_validation['result']:
# Attribute validation result failed. Cannot proceed with update.
response['message'] = attribute_validation['message']
# Return. Don't move forward.
return response
# All attributes are valid.
# Check whether the user is already in the DB.
user = isValidUser(entityKind, user_details['username'].lower())
if not user['validOutputReturned']:
# Error returned from isValidUser
response['message'] = user['message']
# Return. Don't move forward.
return response
# Valid output returned from isValidUser
if not user['result']:
# User does not exist. Cannot update.
response['message'] = user['message']
# Return. Don't move forward.
return response
# User exists; proceed with update.
id = user['userDetails']['id']
updated_user_entity = {
# username should always be stored in lowercase.
"username": user_details['username'].lower(),
"password": user_details['password'],
# first_name and last_name should always be stored with first letter Capital.
"first_name": user_details['first_name'].title(),
"last_name": user_details['last_name'].title(),
# email should always be stored in lowercase.
"email": user_details['email'].lower(),
"forgot_password_question": user_details['forgot_password_question'],
"forgot_password_answer": user_details['forgot_password_answer'],
"active": True,
"last_modified_timestamp": datetime.datetime.now()
}
entityKind = utilities.get_value_by_entityKind_and_key(
env['config_entityKind'], "datastore_kind_users")['config_value']
entity = datastoreoperations.update_datastore_entity(
entityKind, id, updated_user_entity)
if not entity['validOutputReturned']:
# Error returned from update_datastore_entity
response['message'] = entity['message']
# Return. Don't move forward.
return response
# Valid output returned from update_datastore_entity
response['message'] = "User updated successfully in the DB."
response['entity'] = entity['entity']
return response