# Alfredo Juarez
# Homework 2
# CS351
# 09/20/19


import tkinter
from tkinter import *
from time import strftime
import re

numLines = 0
count = 1
window = Tk()
window.geometry("650x350")
window.resizable(True, True)
window.title("HW2: Lexical Analyzer for TinyPie")


# Count the number of lines being entered in the input
def countEntries():
    number_Entries = inputinTxtBox.get("1.0",
                                       "end").splitlines()  # I got help from classmates on this splitlines(), but also googled it how to use it.
    totalLines = len(number_Entries)
    return totalLines


# Prints out the input into the output lines
def getLines():
    number_Entries = countEntries()
    global count
    if (count <= number_Entries):
        inputLine = inputinTxtBox.get(str(count) + ".0", str(count) + ".end")
        outInTextBx.insert(END, inputLine)
        outInTextBx.insert(END, "\n")
        count += 1
        CurrentLine.config(text=count - 1)
    else:
        outInTextBx.insert('end', "No more lines to process: Exit" + "\n")


InputLabel = Label(window, text="Source Code Input: ", fg="dark green")
inputinTxtBox = Text(window, borderwidth=2, relief=RAISED)
OutputLabel = Label(window, text="Lexical Analyzed Result: ", fg="red")
outInTextBx = Text(window, borderwidth=2, relief=RAISED)
CurrentLineLabel = Label(window, text="Current Processing Line: ", fg="dark green")
CurrentLine = Label(window, text="0", fg="dark green")
NextLineButton = Button(window, text='Next Line', command=getLines, fg="dark green")
QuitButton = Button(window, text='Exit', command=window.destroy, fg="red")

InputLabel.place(x=10, y=10)
inputinTxtBox.place(x=10, y=30, width=310, height=210)
OutputLabel.place(x=350, y=10)
outInTextBx.place(x=330, y=30, width=310, height=210)
CurrentLineLabel.place(x=20, y=280)
CurrentLine.place(x=150, y=280)
NextLineButton.place(x=245, y=300)
QuitButton.place(x=590, y=300)

window.mainloop()  # Alfredo Juarez
# Homework 2
# CS351
# 09/20/19


import tkinter
from tkinter import *
from time import strftime
import re

numLines = 0
count = 1
window = Tk()
window.geometry("650x350")
window.resizable(True, True)
window.title("HW2: Lexical Analyzer for TinyPie")


# Count the number of lines being entered in the input
def countEntries():
    number_Entries = inputinTxtBox.get("1.0", "end").splitlines()
    # I got help from classmates on this splitlines(), but also googled it how to use it.
    totalLines = len(number_Entries)
    return totalLines


# Prints out the input into the output lines
def getLines():
    number_Entries = countEntries()
    global count
    if (count <= number_Entries):
        inputLine = inputinTxtBox.get(str(count) + ".0", str(count) + ".end")
        parsedInputLine = get_keyword_list(inputLine)
        outInTextBx.insert(END, parsedInputLine)
        outInTextBx.insert(END, "\n")
        count += 1
        CurrentLine.config(text=count - 1)
    else:
        outInTextBx.insert('end', "No more lines to process: Exit" + "\n")

def get_keyword_list(self, string):
        string = string.replace("\n", "")
        keywordList = []

        # Find Keywords
        tokens = re.findall(r'(if|else|int)', string)
        for token in tokens:
            keywordList.append("<Keyword, " + token + " >")
        # Find Operators
        tokens = re.findall(r'[=\+>]', string)
        for token in tokens:
            keywordList.append("<Operator, " + token + " >")
        # Find Separators
        tokens = re.findall(r'(\(|\)|:|")', string)
        for token in tokens:
            keywordList.append("<Separators, " + token + " >")
        # Find Identifiers
        tokens = re.findall(r'[a-zA-Z]+\d*', string)
        for token in tokens:
            if token != 'int' and token != 'if' and token:
                keywordList.append("<Identifiers, " + token + " >")

        outputString = "".join(keywordList)

        return outputString

InputLabel = Label(window, text="Source Code Input: ", fg="dark green")
inputinTxtBox = Text(window, borderwidth=2, relief=RAISED)
OutputLabel = Label(window, text="Lexical Analyzed Result: ", fg="red")
outInTextBx = Text(window, borderwidth=2, relief=RAISED)
CurrentLineLabel = Label(window, text="Current Processing Line: ", fg="dark green")
CurrentLine = Label(window, text="0", fg="dark green")
NextLineButton = Button(window, text='Next Line', command=getLines, fg="dark green")
QuitButton = Button(window, text='Exit', command=window.destroy, fg="red")

InputLabel.place(x=10, y=10)
inputinTxtBox.place(x=10, y=30, width=310, height=210)
OutputLabel.place(x=350, y=10)
outInTextBx.place(x=330, y=30, width=310, height=210)
CurrentLineLabel.place(x=20, y=280)
CurrentLine.place(x=150, y=280)
NextLineButton.place(x=245, y=300)
QuitButton.place(x=590, y=300)

window.mainloop()