#!/usr/bin/python
import argparse
import time
from datetime import datetime
import subprocess
import shlex
import string

parser = argparse.ArgumentParser(description='Split files into tracks based on track start times input by the user.')
parser.add_argument('filename', metavar='<filename>', type=str, help='a file name to split')
options = parser.parse_args()

print(options)
print(options.filename)

date_format = "%H:%M:%S"
start = "00:00"

times = input('Enter the times separated by comma: ')
timesList = times.split(',')
tracks = len(timesList)
for i in range(tracks):
    print(str(i))
    print("Track" + str(i+1) + " " + timesList[i])
    seconds = timesList[i].split(':')
    hours = int(seconds[0])
    minutes = int(seconds[1])
    seconds = int(seconds[2])
    seconds = seconds - 1
    if seconds < 1:
        seconds = 59
        minutes = minutes -1
    if minutes < 1:
        hours = hours - 1
        minutes = 59

    print("Hours: " + str(hours))
    print("Minutes: " + str(minutes))
    print("Seconds: " + str(seconds))
    if i > 0:
        start = timesList[i-1]
        time1 = datetime.strptime(timesList[i-1], date_format)
        time2 = datetime.strptime(str(hours)+":"+str(minutes)+":"+str(seconds), date_format)
        time3 = time2 - time1
        print(time3)
    print("Track" + str(i) + " Will run from " + start + " to " + str(minutes) + ":" + '{:0>2}'.format(str(seconds)))
    if i == 0:
        name = str.replace(options.filename," ","_")
        FFMPEG = "ffmpeg -y -ss "+ start +" -i "+ options.filename +" -vn -to 00:"+ str(minutes) +":"+ '{:0>2}'.format(str(seconds))+" "+ name +"-Track-"+ str(i) +".flac"
        print(FFMPEG)
        args = shlex.split(FFMPEG)
        print(args)
        subprocess.Popen(args).wait()
    else:
        name = str.replace(options.filename," ","_")
        FFMPEG = "ffmpeg -y -ss "+ timesList[i-1] +" -t "+ str(time3) +" -i "+ options.filename +" -vn "+ name +"-Track-"+ str(i) +".flac"
        print(FFMPEG)
        args = shlex.split(FFMPEG)
        print(args)
        subprocess.Popen(args).wait()

print (timesList)
print (tracks)