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steller_wallet.py
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steller_wallet.py
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import customtkinter as ctk
from tkinter import Toplevel
from stellar_sdk import Keypair, Server, TransactionBuilder, Network, Asset
from stellar_sdk.exceptions import NotFoundError # for better error descriptions
class StellarWalletApp:
def __init__(self, root):
self.root = root
self.root.title("Stellar Wallet")
self.root.geometry("500x700")
self.root.resizable(False, False)
# Configure grid layout for basic centering
self.root.grid_columnconfigure(0, weight=1)
self.root.grid_rowconfigure(0, weight=1)
self.root.grid_rowconfigure(10, weight=1)
# Create Widgets
self.create_widgets()
def create_widgets(self):
# Title Label
self.title_label = ctk.CTkLabel(self.root, text="Stellar Wallet 💳", font=("Arial", 20, "bold"))
self.title_label.grid(row=1, column=0, padx=10, pady=(10, 5), sticky="n")
# Public Key Label
self.public_key_label = ctk.CTkLabel(self.root, text="Public Key:", font=("Arial", 15, "bold"))
self.public_key_label.grid(row=2, column=0, padx=10, pady=(10, 5), sticky="w")
# Public Key Entry
self.public_key_entry = ctk.CTkEntry(self.root,
placeholder_text="Enter Public Key",
font=("Courier New", 14),
border_width=2,
border_color='#2da572',
height=40,
width=350)
self.public_key_entry.grid(row=3, column=0, padx=(10, 0), pady=(5, 15))
# Secret Key Label
self.secret_key_label = ctk.CTkLabel(self.root, text="Secret Key:", font=("Arial", 15, "bold"))
self.secret_key_label.grid(row=4, column=0, padx=10, pady=(10, 5), sticky="w")
# Secret Key Entry
self.secret_key_entry = ctk.CTkEntry(self.root,
placeholder_text="Enter Secret Key",
font=("Courier New", 14),
border_width=2,
border_color='#2da572',
height=40,
show="*",
width=350)
self.secret_key_entry.grid(row=5, column=0, padx=(10, 0), pady=(5, 15))
# Create Account Button
self.create_account_button = ctk.CTkButton(self.root,
text="Create Account",
text_color="black",
font=("Courier New", 14,"bold"),
width=250,
height=40,
command=self.create_account)
self.create_account_button.grid(row=6, column=0, padx=(10, 0), pady=(10, 10))
# Check Balance Button
self.balance_button = ctk.CTkButton(self.root,
text="Check Balance",
text_color="black",
font=("Courier New", 14),
width=250,
height=40,
command=self.check_balance)
self.balance_button.grid(row=7, column=0, padx=(10, 0), pady=(10, 10))
# Send Payment Button
self.send_payment_button = ctk.CTkButton(self.root,
text="Send Payment",
text_color="black",
font=("Courier New", 14),
width=250,
height=40,
command=self.send_payment)
self.send_payment_button.grid(row=8, column=0, padx=(10, 0), pady=(10, 10))
# Result Label
self.result_label = ctk.CTkLabel(self.root, text="", font=("Arial", 14))
self.result_label.grid(row=9, column=0, padx=(10, 0), pady=(20, 20))
def create_account(self):
"""Generate a new Stellar account and display the keys."""
pair = Keypair.random()
self.public_key_entry.delete(0, ctk.END)
self.public_key_entry.insert(0, pair.public_key)
self.secret_key_entry.delete(0, ctk.END)
self.secret_key_entry.insert(0, pair.secret)
self.result_label.configure(text="New account created! Use Testnet Faucet to fund it.")
def check_balance(self):
"""Check and display the balance of the account."""
try:
public_key = self.public_key_entry.get()
server = Server("https://horizon-testnet.stellar.org")
account = server.accounts().account_id(public_key).call()
balances = account['balances']
if not balances or all(float(b['balance']) == 0 for b in balances):
self.show_toplevel_message("No balance")
else:
balance_text = "\n".join([f"Asset Type: {b['asset_type']}, Balance: {b['balance']}" for b in balances])
self.result_label.configure(text=balance_text)
except Exception:
self.show_toplevel_message("Failed to retrieve balance")
def send_payment(self):
"""Send a payment to another Stellar account."""
try:
source_secret = self.secret_key_entry.get()
if not source_secret:
self.show_toplevel_message("Payment unsuccessful: Secret key is required")
return
destination_public = self.prompt_input("Enter destination public key:")
print(f"Destination Public Key: {destination_public}") # Debugging line
amount = self.prompt_float_input("Enter amount to send:")
print(f"Amount to send: {amount}") # Debugging line
if not destination_public or not amount:
self.show_toplevel_message("Payment unsuccessful: All fields are required")
return
source_keypair = Keypair.from_secret(source_secret)
server = Server("https://horizon-testnet.stellar.org")
# Check if source account exists
try:
source_account = server.load_account(source_keypair.public_key)
except NotFoundError:
self.show_toplevel_message("Payment unsuccessful: Source account not found")
return
# Check if destination account exists
try:
server.accounts().account_id(destination_public).call()
except NotFoundError:
self.show_toplevel_message("Payment unsuccessful: Destination account not found")
return
transaction = TransactionBuilder(
source_account,
network_passphrase=Network.TESTNET_NETWORK_PASSPHRASE,
base_fee=100
).add_text_memo("Stellar Payment").append_payment_op(
destination=destination_public,
amount=str(amount),
asset=Asset.native() # Specify that the asset is the native XLM
).build()
transaction.sign(source_keypair)
response = server.submit_transaction(transaction)
self.result_label.configure(text=f"Payment sent!\nTransaction Hash:\n{response['hash']}", font=("Courier New", 10))
except Exception as e:
print(f"Exception occurred: {e}") # Debugging line
self.show_toplevel_message("Payment unsuccessful")
def show_toplevel_message(self, message):
"""Display a top-level window with a message."""
top = Toplevel(self.root)
top.title("Notification")
top.geometry("400x400")
top.resizable(False, False)
msg = ctk.CTkLabel(top, text=message, font=("Arial", 15, "bold"))
msg.pack(pady=20)
button = ctk.CTkButton(top, text="OK", command=top.destroy, font=("Arial", 15, "bold"), width=150)
button.pack(pady=20)
def prompt_input(self, prompt_text):
"""Prompt for string input using a custom Toplevel window."""
input_window = Toplevel(self.root)
input_window.title(prompt_text)
input_window.geometry("400x400")
input_window.resizable(False, False)
prompt_label = ctk.CTkLabel(input_window, text=prompt_text, font=("Arial", 15, "bold"))
prompt_label.pack(pady=(40, 20))
input_entry = ctk.CTkEntry(input_window, font=("Arial", 15, "bold"), width=300)
input_entry.pack(pady=20)
input_value = []
def submit_input():
input_value.append(input_entry.get())
input_window.destroy()
submit_button = ctk.CTkButton(input_window, text="Submit", command=submit_input, font=("Arial", 15, "bold"),
width=150)
submit_button.pack(pady=20)
input_window.wait_window()
return input_value[0] if input_value else None
def prompt_float_input(self, prompt_text):
"""Prompt for float input using a custom Toplevel window."""
input_window = Toplevel(self.root)
input_window.title(prompt_text)
input_window.geometry("400x400")
input_window.resizable(False, False)
prompt_label = ctk.CTkLabel(input_window, text=prompt_text, font=("Arial", 15, "bold"))
prompt_label.pack(pady=(40, 20))
input_entry = ctk.CTkEntry(input_window, font=("Arial", 15, "bold"), width=300)
input_entry.pack(pady=20)
input_value = []
def submit_input():
try:
input_value.append(float(input_entry.get()))
except ValueError:
input_value.append(None)
input_window.destroy()
submit_button = ctk.CTkButton(input_window, text="Submit", command=submit_input, font=("Arial", 15, "bold"),
width=150)
submit_button.pack(pady=20)
input_window.wait_window()
return input_value[0] if input_value else None
if __name__ == "__main__":
ctk.set_appearance_mode("dark") # Use system theme
ctk.set_default_color_theme("green") # Default color theme without customization
root = ctk.CTk()
app = StellarWalletApp(root)
root.mainloop()