#Developer: Curly60e
#Python BlockClock its a clock of the Bitcoin blockchain.
#Version: 0.0.3

import os
import time as t
from art import *


def getblock(): # get access to bitcoin-cli with the command getblockchaininfo
    bitcoincli = " getblockchaininfo"
    os.system(path + bitcoincli)

def getblockcount(): # get access to bitcoin-cli with the command getblockcount
    bitcoincli = " getblockcount"
    os.system(path + bitcoincli)

def clear(): # clear the screen
    os.system('cls' if os.name=='nt' else 'clear')

#-------------------From this line the program starts----------------------

def connected(info): # here we complete the connection to the external node
    if info == "Y" or info == "y":
        clear()
        prt()
        print("\nAdd your node information\n")
        userconn()
    else:
        menu()
    
def nodeinfo(): 
    connected(input("Are you sure you want to connect to a node? Y/n: ")) # call 'connected' function to make the connection with the node information
    
def artist(): # here we convert the result of the command 'getblockcount' on a random art design
    custom = input("Do you want random designs? Y/n: ")
    if custom == "Y" or custom == "y":
        while True:
            clear()
            design()
            tmp()
    else:
        while True:
            clear()
            getblockcount()
            tmp()

def design():
    bitcoinclient = path + " getblockcount"
    block = os.popen(str(bitcoinclient)).read() # 'getblockcount' convert to string
    b = block 
    tprint(b, font="rnd-large")            

def userconn():
    user = input("USER@NODE: ")        
    s = input("Do you want to see the blockheight? Y/n: ")
    if s == "Y" or s == "y":
        clear()
        c = input("Do you want to see custom design? Y/n: ")
        if c == "Y" or c == "y": 
            while True: # connection via ssh 
                clear()
                sshb = "ssh " + user + " '" + "{}".format(path) + "'" + " getblockcount"
                sshc = os.popen(str(sshb)).read()
                sshd = sshc
                tprint(sshd, font="rnd-large")
                tmp()
        else:
            menu()
                    
    else:
        while True: # connection via ssh
            clear()
            sshb = "ssh " + user + " '" + "{}".format(path) + "'" + " getblockchaininfo"
            os.system(sshb)
            tmp()

        
def tmp():
    t.sleep(15)


def menu():
    clear()
    prt()
    print("""\t\t
    Python BlockClock Menu
    Version 0.0.3
    
    A. Connect to an external node through SSH
    B. Show Blockchain information in your own node
    C. Run BlockClock in your own node
    \n\n""")
    menuA(input("Select option: "))
    
    
def menuA(menu):
    if menu == "A" or menu == "a":
        nodeinfo()
    elif menu == "B" or menu == "b":
        while True:
            clear()
            getblock()
            tmp()
    elif menu == "C" or menu == "c":
        artist()
    
    
def prt():
    tprint("BlockClock", font="rnd-large") # random title design
    
    
while True: # Loop
    clear() # call clear function that clears the screen
    prt()
    print("Welcome to Python BlockClock\n\n")
    path = input("Insert the Path to Bitcoin-Cli: ") # path to the bitcoin-cli
    clear()
    menu()