index.py

"""
    Chat client.
    
    Author: Vihan,
            Jesse Prescott,
            Gulsum Ozer
"""

import socket
import time
from tkinter import *
from threading import Thread

Display_chat = ""
messageQueue = []

# Jesse Prescott
def sendMessageToServer(text):
    """ Send given message to server. """
    Display_chat.insert(END, "Client: " + text + "\n")
    clientSocket.send(str(text).encode())

#When user clicked the button on chatbot it needs to do disappear or pop up. So We made a function for it.
def submitButtonPressed():
    recive = receive_chat.get()
    sendMessageToServer(recive)
    user_entry.grid_remove()
    Enter_button.grid_remove()
    findThatContainButton.grid()
    findThatdontContainButton.grid()
    findThatAreFromnButton.grid()
    ThatHaveTheLeastAmountOfCaloriesButton.grid()
    ThatHaveTheMostAmountOfCaloriesButton.grid()
    doneButton.grid()
    
    return

# Jesse Prescott
def connectToServer():
    """Attempt connection to the ChatBot server."""
    
    clientSocket = socket.socket()
    clientSocket.connect(("127.0.0.1", 9800))
    
    thread = Thread(target = receiveLoop, args = (clientSocket, ))
    thread.start()
    
    return clientSocket

# Jesse prescott.
def receiveLoop(clientSocket):
    while True:
        message = clientSocket.recv(1024).decode()
        if not message:
            break
        messageQueue.append(message)

chatbot = Tk()
receive_chat = StringVar()

chatbot.title("Chat Bot")
#This is the Listbox where the message will show in the screen
Display_chat=Text(chatbot, wrap=WORD)
Display_chat.grid(row=1, column=0)

#I created a scroll bar
bar= Scrollbar(chatbot)
bar.grid(row=2, column=6,rowspan=10)
#User can use this scroll bar to see older messages
Display_chat.configure(yscrollcommand=bar.set)
bar.configure(command=Display_chat.yview)


#This is the find Receipes For button function. 
def findReceipesForButtonPressed():
    #Once user clicked one of these  three button they will disappear from the screen
    findReceipesForButton.grid_remove()
    findVeganButton.grid_remove()
    findVegeterianButton.grid_remove()
    #If user clicked one of these 3 button user entry and enter button will appear on the screen
    user_entry.grid()
    Enter_button.grid()
    #Once user clicked the enter button server will find this "Find receipies for message" and remove from the screen
    sendMessageToServer("Find recipes for")
    #Then the message will show up on the screen
    chatbot.update()
#When user clicked the button it will send a message to the "findReceipesForButtonPressed" function and the find receipies for will appear on the entry    
findReceipesForButton = Button(chatbot, command=findReceipesForButtonPressed, text="Find recipes for")
findReceipesForButton.grid(row=4,column=0)

#This is the find Receipes For button function. 
def findVeganButtonPressed():
    #Once user clicked one of these  three button they will disappear from the screen
    findReceipesForButton.grid_remove()
    findVeganButton.grid_remove()
    findVegeterianButton.grid_remove()
    #If user clicked one of these 3 button user entry and enter button will appear on the screen
    user_entry.grid()
    Enter_button.grid()
    #Once user clicked the enter button server will find this "Find Vegan receipies for" and remove from the screen
    sendMessageToServer("Find vegan recipes for")
    #Then the message will show up on the screen
    chatbot.update()
#When user clicked the button it will send a message to the "findVeganButtonPressed" function and the find receipies for will appear on the entry        
findVeganButton = Button(chatbot, command=findVeganButtonPressed, text="Find vegan recipes for")
findVeganButton.grid(row=5,column=0)

def findVegeterianButtonPressed():
    findReceipesForButton.grid_remove()
    findVeganButton.grid_remove()
    findVegeterianButton.grid_remove()
    user_entry.grid()
    Enter_button.grid()
    sendMessageToServer("Find vegetarian recipes for")
    chatbot.update()
    
findVegeterianButton = Button(chatbot, command=findVegeterianButtonPressed, text="Find vegetarian recipes for")
findVegeterianButton.grid(row=6,column=0)
#Once user clicked one of the enter button 6 buttons will appear on the screen

#This is the find That Contain Button function. 
def findThatContainButtonPressed():
    #Once user clicked find that contain button or find that don't contain button. both button will be disappear from the screen
    findThatContainButton.grid_remove()
    findThatdontContainButton.grid_remove()
    #If user clicked one of these 2 buttons user entry and enter button will appear on the screen
    user_entry.grid()
    Enter_button.grid()
    #Once user clicked the enter button server will find this "That contain" and remove from the screen
    sendMessageToServer("That contain")
    #Then the message will show up on the screen
    chatbot.update()
#When user clicked the button it will send a message to the "findThatContainButtonPressed" function and the find receipies for will appear on the entry        
findThatContainButton = Button(chatbot, command=findThatContainButtonPressed, text="That contain")
findThatContainButton.grid(row=5,column=0)
findThatContainButton.grid_remove()

def findThatdontContainButtonPressed():
    findThatContainButton.grid_remove()
    findThatdontContainButton.grid_remove()
    user_entry.grid()
    Enter_button.grid()
    sendMessageToServer("That do not contain")
    chatbot.update()
    
findThatdontContainButton = Button(chatbot, command=findThatdontContainButtonPressed, text="That do not contain")
findThatdontContainButton.grid(row=6,column=0)
findThatdontContainButton.grid_remove()

#Quit button function
def quit():
  #This will send message to the server.
    sendMessageToServer("Done.")
    #Then chatbot will quit
    chatbot.quit()
#When user clicked the button it will send a message to the "Done" function and then application will be quit. Also bg means background. so the background colour is green
doneButton = Button(chatbot, command=quit, text="Done", bg="green")
doneButton.grid(row=11,column=0)
doneButton.grid_remove()


#Gulsum Ozer#
def findThatAreFromnButtonPressed():
    findThatAreFromnButton.grid_remove()
    user_entry.grid()
    Enter_button.grid()
    sendMessageToServer("That are from")
    chatbot.update()
    
findThatAreFromnButton = Button(chatbot, command=findThatAreFromnButtonPressed, text="That are from")
findThatAreFromnButton.grid(row=8,column=0)
findThatAreFromnButton.grid_remove()

def ThatHaveTheLeastAmountOfCaloriesButtonPressed():
    ThatHaveTheLeastAmountOfCaloriesButton.grid_remove()
    sendMessageToServer("That have least amount of calories")
    chatbot.update()
    
ThatHaveTheLeastAmountOfCaloriesButton = Button(chatbot, command=ThatHaveTheLeastAmountOfCaloriesButtonPressed, text="That have least amount of calories")
ThatHaveTheLeastAmountOfCaloriesButton.grid(row=9,column=0)
ThatHaveTheLeastAmountOfCaloriesButton.grid_remove()

def ThatHaveTheMostAmountOfCaloriesButtonPressed():
    ThatHaveTheMostAmountOfCaloriesButton.grid_remove()
    sendMessageToServer("That have most amount of calories")
    chatbot.update()
    
ThatHaveTheMostAmountOfCaloriesButton = Button(chatbot, command=ThatHaveTheMostAmountOfCaloriesButtonPressed, text="That have most amount of calories")
ThatHaveTheMostAmountOfCaloriesButton.grid(row=10,column=0)
ThatHaveTheMostAmountOfCaloriesButton.grid_remove()

##########################################################################

#This is the enter where user can put anything they want
user_entry=Entry(chatbot,textvariable=receive_chat, width=40)
user_entry.grid(row=3,column=0)
#When user start the application this entry will not show up on the screen
user_entry.grid_remove()

#This is the enter button when user press this button it will send message to the submitButtonPressed function
Enter_button = Button(chatbot,text="Enter",command =submitButtonPressed, width= 5)
Enter_button.grid(row=3, column=1)
#When user start the application this button will not show up on the screen
Enter_button.grid_remove()
#This is the heading of this program.
label_H1=Label(chatbot, text="Welcome to the ChatBot")
label_H1.grid(row=0,column=0)

# Jesse Prescott #
clientSocket = connectToServer()

while True:
    
    for message in messageQueue:
        messageQueue.remove(message)
        Display_chat.insert(END, "Server: " + message + "\n")
    
    chatbot.update_idletasks()
    chatbot.update()
##################