Lease to WavesGo with a User Interface

lease-gui.py

@@ -0,0 +1,81 @@
+#import libraries
+import pywaves as pw
+from decimal import *
+from Tkinter import *
+import ttk 
+import tkMessageBox
+import webbrowser
+
+def callback(leaseId):
+    webbrowser.open_new(r"http://www.wavesgo.com/transactions.html?"+leaseId)
+
+def dolease(myKey,myAmount):
+	msg=ttk.Label(mainframe, text="Broadcasting lease...")
+	msg.grid(columnspan=5, row=8, sticky=W)
+	msg.pack()
+	try:
+		myAddress = pw.Address(privateKey = myKey.get())
+	except:
+		tkMessageBox.showwarning("Private key incorrect","This key doesn't seem valid. Make sure you are entering your private key.")
+		msg.pack_forget()
+		return 
+
+	try:
+		myAmount_send=int(Decimal(myAmount.get())*Decimal(100000000))
+		leaseId = myAddress.lease(minerAddress, myAmount_send)
+		#tkMessageBox.showwarning("About to send...",myAmount_send)
+		msg.pack_forget()
+		if leaseId:
+			tkMessageBox.showinfo("Yeah!","Lease successful")
+			successmsg="TX ID: "+str(leaseId)
+			ttk.Label(mainframe, text=successmsg).grid(columnspan=5, row=8, sticky=W)
+
+			ttk.Button(mainframe, text="See transaction in WavesGo", command= lambda: callback(leaseId)).grid(columnspan=5, row=9, sticky=W)
+
+		else:	
+			tkMessageBox.showwarning("Uh oh","Something went wrong :(")
+			msg.pack_forget()			
+	except:
+		tkMessageBox.showwarning("Uh oh","Something went very wrong :((")
+		msg.pack_forget()
+		return 
+
+
+
+#configure parameters
+pw.setNode(node = 'http://node.wavesgo.com:6869', chain = 'mainnet')
+minerAddress = pw.Address('3P2HNUd5VUPLMQkJmctTPEeeHumiPN2GkTb')
+
+
+#UI Stuff
+root = Tk()
+root.title("WavesGo Leasing")
+
+mainframe = ttk.Frame(root, padding="8 8 32 32")
+mainframe.grid(column=0, row=0, sticky=(N, W, E, S))
+mainframe.columnconfigure(0, weight=1)
+mainframe.rowconfigure(0, weight=1)
+
+myKey = StringVar()
+myAmount = StringVar()
+leaseId = StringVar()
+
+myKey = ttk.Entry(mainframe, width=46,textvariable = myKey)
+myKey.grid(column=2,columnspan=2,row=5, sticky=(W, E))
+
+myAmount_entry = ttk.Entry(mainframe, width=7, textvariable=myAmount)
+myAmount_entry.grid(column=2, row=6, sticky=(W, E))
+
+ttk.Label(mainframe, text="You can find your private key in the lite client inside the backup icon").grid(columnspan=4, row=1, sticky=W)
+ttk.Label(mainframe, text="Your Private Key").grid(column=1, row=5, sticky=W)
+ttk.Label(mainframe, text="Amount to lease").grid(column=1, row=6, sticky=E)
+ttk.Label(mainframe, text="Waves").grid(column=3, row=6, sticky=W)
+
+ttk.Button(mainframe, text="Lease", command= lambda: dolease(myKey,myAmount)).grid(column=2, row=7, sticky=W)
+
+for child in mainframe.winfo_children(): child.grid_configure(padx=5, pady=5)
+
+myKey.focus()
+root.bind('<Return>', lambda:dolease(myKey,myAmount))
+
+root.mainloop()