Files
s2p_banking_system/application/connection.py

162 lines
7.4 KiB
Python

import requests
from requests.models import Response
from config import CONFIG
import json
##############
### System ###
##############
def format_balance(balance):
"""Formats the balance as a currency string with comma separators."""
return f"{balance:,.2f}"
#####################
### API Functions ###
#####################
def authenticate_client(client_id, client_password):
"""Authenticates a client with the given client_id and client_password."""
try:
response = requests.post(CONFIG["server"]["url"] + "/Client/Login", params={'client_id': client_id, 'password': client_password})
return response
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
response = Response()
response.status_code = 500
response._content = b'{"success": false, "message": "Could not connect to the server. Please try again later."}'
return response
def logout_client():
"""Logs out the current client."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
response = requests.post(CONFIG["server"]["url"] + "/Client/Logout", cookies=session_data['session_cookie'])
return response
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
response = Response()
response.status_code = 500
response._content = b'{"success": false, "message": "Could not connect to the server. Please try again later."}'
return response
def get_client(client_id):
"""Retrieves the client details for the given client_id."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
response = requests.get(CONFIG["server"]["url"] + "/Client", cookies=session_data['session_cookie'], params={'client_id': client_id})
response.raise_for_status()
return response.json()
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
return {'success': False, 'message': "Could not connect to the server. Please try again later."}
def update_client(client_id, otp_code, email=None, phone_number=None, address=None):
"""Updates the client details for the given client_id."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
params = {'client_id': client_id, 'otp_code': otp_code}
if email is not None:
params['email'] = email
if phone_number is not None:
params['phone_number'] = phone_number
if address is not None:
params['address'] = address
response = requests.put(CONFIG["server"]["url"] + "/Client", cookies=session_data['session_cookie'], params=params)
response.raise_for_status()
return response.json()
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
return {'success': False, 'message': "Could not connect to the server. Please try again later."}
def get_accounts(client_id):
"""Retrieves the accounts associated with the given client_id."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
response = requests.get(CONFIG["server"]["url"] + "/Client/Accounts", cookies=session_data['session_cookie'], params={'client_id': client_id})
response.raise_for_status()
accounts = response.json()
if isinstance(accounts, str):
accounts = json.loads(accounts)
return accounts
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
return {'success': False, 'message': "Could not connect to the server. Please try again later."}
def get_transactions(account_id):
"""Retrieves the transactions for the given account_id."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
response = requests.get(CONFIG["server"]["url"] + "/Transaction/History", cookies=session_data['session_cookie'], params={'account_id': account_id})
response.raise_for_status()
transactions = response.json()
if isinstance(transactions, str):
transactions = json.loads(transactions)
return transactions
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
return {'success': False, 'message': "Could not connect to the server. Please try again later."}
def get_account(account_id):
"""Retrieves the account details for the given account_id."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
response = requests.get(CONFIG["server"]["url"] + "/Account", cookies=session_data['session_cookie'], params={'account_id': account_id})
response.raise_for_status()
account = response.json()
if 'data' not in account or 'balance' not in account['data']:
print(f"Error: The account dictionary does not have a 'balance' key. Account: {account}")
return None
return account
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
return {'success': False, 'message': "Could not connect to the server. Please try again later."}
def update_account(account_id, description=None, notes=None):
"""Updates the account details for the given account_id."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
params = {'account_id': account_id}
if description is not None:
params['description'] = description
if notes is not None:
params['notes'] = notes
response = requests.put(CONFIG["server"]["url"] + "/Account", cookies=session_data['session_cookie'], params=params)
response.raise_for_status()
return response.json()
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
return {'success': False, 'message': "Could not connect to the server. Please try again later."}
def new_transaction(account):
"""Creates a new transaction for the given account."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
params = {'account_id': account['account_id']}
response = requests.post(CONFIG["server"]["url"] + "/Transaction/History", cookies=session_data['session_cookie'], params=params)
response.raise_for_status()
return response.json()
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
return {'success': False, 'message': "Could not connect to the server. Please try again later."}
def generate_otp():
"""Generates a new OTP for the current client, which is sent by Email."""
try:
with open('application\\session_data.json', 'r') as f:
session_data = json.load(f)
client_id = session_data['client_id']
response = requests.post(CONFIG["server"]["url"] + "/OTP/Generate", cookies=session_data['session_cookie'], params={'client_id': client_id})
response.raise_for_status()
return response.json()
except requests.exceptions.RequestException as e:
print(f"RequestException: {e}")
return {'success': False, 'message': "Could not connect to the server. Please try again later."}