Fixed username issue using .join method and added button to send message

Client.py

@@ -5,20 +5,24 @@ import tkinter as tk
 thisSocket = socket.socket()
 thisSocket.connect(("127.0.0.1",5001))
 
-def receiveMessage():
+def receiveMessage(i):
     ''' Receives multiple messages from server if needed, until server
         sends EndOfMessage and displays the recieved messages on the user
         interface'''
-
-    global username
-    username = "User"
+
+    if i == 0:
+        global username
+        username = "User"
 
     message = thisSocket.recv(1024).decode()
     print(message)
     while (message != "EndOfMessage"):
         if username == "User" and "YOURNAMEWILLBE" in message:
             nameholder = message.split()[1:]
-            username = nameholder[1:]
+            username = ''.join(nameholder)
+            username = username.title()
+            thisSocket.send("Received".encode())
+            message = thisSocket.recv(1024).decode()
             continue
         chatHistory.configure(state="normal")
         thisSocket.send("Received".encode())
@@ -27,7 +31,7 @@ def receiveMessage():
         chatHistory.configure(state="disabled") #prevents user from editing the chat history
         message = thisSocket.recv(1024).decode()
 
-def sendMessage(event):
+def sendMessage(event=None):
     '''Waits for the user to enter a messasge in the text entry box in the
        interface and then takes this input from the user and feeds it to the
        chatbot/server, allowing it to respond to the input appropriately.'''
@@ -42,7 +46,9 @@ def sendMessage(event):
     chatHistory.see(tk.END)
     chatHistory.configure(state="disabled")
     userInput.delete(0, tk.END)
-    receiveMessage()
+    receiveMessage(i)
+
+i = 0
 
 #Creates the main window for the interface
 window = tk.Tk()
@@ -64,7 +70,11 @@ userInput = tk.Entry(window)
 userInput.pack(pady=15)
 userInput.bind("<Return>", sendMessage)
 
-receiveMessage() #Receives the initial message from the chatbot
+sendBtn = tk.Button(window, command=sendMessage)
+sendBtn.pack(side="left", pady=15)
+
+receiveMessage(i) #Receives the initial message from the chatbot
+i = i + 1
 
 tk.mainloop() #Runs the GUI