#!/usr/bin/env python
# -*- coding: utf-8 -*-

import subprocess

PROGRAMS = [
    "chromium",
    "conky",
    "feh",
    "emacs",
    "gvim",
    "git",
    "i3",
    "mpv",
    "zsh",
    "zathura",
]

def is_tool(name):
    """Check whether `name` is on PATH and marked as executable."""

    # from whichcraft import which
    from shutil import which

    return which(name) is not None#

# Make sure system is updated first"
print("\nsudo pacman -Syu")
try:
    subprocess.call("sudo pacman -Syu", shell=True)
except:
    quit()


AURS = ["aurman", "yay", "trizen", "yaourt"]
for i, name in enumerate(AURS):
    print((i), name)

num, aur_len = -1, len(AURS)
while num < 0 or num > aur_len-1:
    string = input('\nEnter a valid AUR helper: ')
    try:
        num = int(string)
    except ValueError:
        print("Input must be an integer [0:",aur_len,"]")

AUR = AURS[num]
if is_tool(AUR):
    print("{} is already installed".format(AUR))
else:
    subprocess.call("pacman -S {}".format(AUR), shell=True)


for PROGRAM in PROGRAMS:
    print("\n",PROGRAM)
    if is_tool(PROGRAM):
        print("{} is already installed".format(PROGRAM))
    else:
        subprocess.call("{} -S {}".format(AUR, PROGRAM), shell=True)