# File:    coloring.py
# Author:  Dr. Gibson
# Date:    12/1/2017
# Section: N/A
# E-mail:  k.gibson@umbc.edu 
# Description:
#   This file contains a function that allows the user to print
#   out a message in a different text and background color.

##############################################################################
# colorMsg() prints out a message in color
# Input:     msg;  a string, the message to be printed
#            text; a string, the color to make the text
#            back; a string, the color to make the background
# Output:    None (prints message to screen in desired colors)
def colorMsg(msg, text, back):
    CODE   = "\033["     # ANSI code that starts all color escape sequences
    RESET  = CODE + "0m" # ANSI code that resets the colors to the default
    START  = CODE + "1;" # start of ANSI code for changing colors
    BG_OFF = 10          # offset for background colors
    COLORS = {'black': '30', 'red': '31', 'green': '32', 'yellow': '33', \
                  'blue': '34', 'magenta': '35', 'cyan': '36', 'white': '37'}

    # set text and background color ANSI codes
    codeT  = COLORS[text]
    codeBG = ";" + str( int(COLORS[back]) + BG_OFF) + "m"
    # print message in desired colors
    print(START + codeT + codeBG + msg + RESET)



def main():
    colorMsg("Hello world!", "red", "black")

    # dummy values to show functionality for printing variable values
    row = 7
    col = 5
    msg1 = "\tCurrently at position [" + str(row) + ", " + str(col) + "]"
    colorMsg(msg1, "magenta", "white")

    colorMsg("This semester has been ruff", "yellow", "red")

main()