from typing import List
import colorama as cl

from commands.util.printing.list import print_list


def print_diff(add: List[str], remove: List[str]):
    if len(add) == 0 and len(remove) == 0:
        print(
            cl.Fore.BLUE
            + "-->"
            + cl.Style.DIM
            + cl.Fore.GREEN
            + " No packages changes"
            + cl.Style.RESET_ALL,
        )
    # Packages to be installed
    if len(add) == 0:
        print(
            cl.Fore.BLUE
            + "-->"
            + cl.Style.DIM
            + cl.Fore.GREEN
            + " No packages to be installed"
            + cl.Style.RESET_ALL,
        )
    else:
        print(
            cl.Fore.GREEN + "==>",
            cl.Style.RESET_ALL + "Packages that will be",
            cl.Fore.GREEN + "installed" + cl.Style.RESET_ALL,
        )
        print_list(add)
    print()

    # Packages to be removed
    if len(remove) == 0:
        print(
            cl.Fore.BLUE
            + "-->"
            + cl.Style.DIM
            + cl.Fore.GREEN
            + " No packages to be uninstalled"
            + cl.Style.RESET_ALL,
        )
    else:
        print(
            cl.Fore.GREEN + "==>",
            cl.Style.RESET_ALL + "Packages that will be",
            cl.Fore.RED + "uninstalled" + cl.Style.RESET_ALL,
        )
        print_list(remove)
    print()

    # Ask user to confirm
    print(
        cl.Fore.GREEN + "==>",
        cl.Style.RESET_ALL
        + f"Transaction (packages): {cl.Fore.BLUE + str(len(add)) + cl.Style.RESET_ALL}",
        cl.Fore.GREEN + "installed",
        cl.Style.RESET_ALL
        + f"and {cl.Fore.BLUE + str(len(remove)) + cl.Style.RESET_ALL}",
        cl.Fore.RED + "uninstalled" + cl.Style.RESET_ALL,
    )