dsp-blockchain/gui/gui_helpers.py

from tkinter import *
from lib.chain import Chain, Block
from lib.transaction import Transaction
from lib.contract import Contract
from lib.block import CURRENT
from create_keys import get_keys
import rpyc
import time
import json

###########################
# OLD CODE PLEASE IGONORE #
###########################

def add_contract():

    # add contract to the blockchain
    def add():
        contract1 = Contract()
        s = get_keys(sender.get())
        r = get_keys(recipient.get())

        contract1.create(title=title.get(),
                         desc=description.get(),
                         deadline=int(deadline.get()),
                         price=float(price.get()),
                         state=False,
                         client=str(s),
                         contractor=str(r))


        add_term(contract1)

    def add_term(contract1):
        
        def process_term():
            term1 = Contract.Term()
            term1.create(title=title2.get(),
                         desc=description2.get(),
                         deadline=int(deadline2.get()))

            contract1.add_term(term=term1)

            term_window.destroy()
            add_term(contract1)

        def complete():
            conn = rpyc.connect(host='localhost', port=42069, keepalive=True)

            # Bind contract to transaction
            transaction1 = Transaction()
            transaction1.set_contract(contract=contract1)
            r = recipient.get()
            transaction1.hash(recipient=r)

            transaction1.timestamp = time.time()

            # keys need to be in plain text, otherwise the json dump fucks up
            transaction1.sender = str(get_keys(sender.get()))
            transaction1.receiver = str(get_keys(recipient.get()))
            transaction1.data = str(transaction1.hash_value)
            output = transaction1.serialize()
            output = json.dumps(output, sort_keys=True)
            print(output, type(output))

            conn.root.push_transaction(output)           
            conn.close()
            term_window.destroy()
            newWindow.destroy()

        term_window = Toplevel(newWindow)
        term_window.title('Add term')

        Label(term_window, text='Title: ').grid(row=0, column=0)
        title2 =  Entry(term_window, width=35, borderwidth=5)
        title2.grid(row=0, column=1, columnspan=3, padx=10, pady=10)

        Label(term_window, text='Description: ').grid(row=1, column=0)
        description2 =  Entry(term_window, width=35, borderwidth=5)
        description2.grid(row=1, column=1, columnspan=3, padx=10, pady=10)

        Label(term_window, text='Deadline: ').grid(row=2, column=0)
        deadline2 =  Entry(term_window, width=35, borderwidth=5)
        deadline2.grid(row=2, column=1, columnspan=3, padx=10, pady=10)

        Label(term_window, text='Recipient: ').grid(row=3, column=0)
        recipient1 =  Entry(term_window, width=35, borderwidth=5)
        recipient1.grid(row=3, column=1, columnspan=3, padx=10, pady=10)

        Button(term_window, text='Add term', command=process_term).grid(row=4,column=0)
        Button(term_window, text='Done', command=complete).grid(row=4,column=1)

        

    # make new window for adding the information for the contract
    newWindow = Tk()
    newWindow.title('Add contract')

    # create all text boxes
    Label(newWindow, text='Title: ').grid(row=0, column=0)
    title =  Entry(newWindow, width=35, borderwidth=5)
    title.grid(row=0, column=1, columnspan=3, padx=10, pady=10)

    Label(newWindow, text='Description: ').grid(row=1, column=0)
    description =  Entry(newWindow, width=35, borderwidth=5)
    description.grid(row=1, column=1, columnspan=3, padx=10, pady=10)

    Label(newWindow, text='Deadline: ').grid(row=2, column=0)
    deadline =  Entry(newWindow, width=35, borderwidth=5)
    deadline.grid(row=2, column=1, columnspan=3, padx=10, pady=10)

    Label(newWindow, text='Price: ').grid(row=3, column=0)
    price =  Entry(newWindow, width=35, borderwidth=5)
    price.grid(row=3, column=1, columnspan=3, padx=10, pady=10)

    Label(newWindow, text='Sender: ').grid(row=4, column=0)
    sender =  Entry(newWindow, width=35, borderwidth=5)
    sender.grid(row=4, column=1, columnspan=3, padx=10, pady=10)

    Label(newWindow, text='Recipient: ').grid(row=5, column=0)
    recipient =  Entry(newWindow, width=35, borderwidth=5)
    recipient.grid(row=5, column=1, columnspan=3, padx=10, pady=10)

    # create the add contract button
    Button(newWindow, text = "Create contract", command=add).grid(row=6, column=1)