from typing import TYPE_CHECKING

import click

if TYPE_CHECKING:
    from ..config import Config


@click.command(
    help="Opens up your fastanime config in your preferred editor",
    short_help="Edit your config",
)
@click.option("--path", "-p", help="Print the config location and exit", is_flag=True)
@click.option(
    "--view", "-v", help="View the current contents of your config", is_flag=True
)
@click.option(
    "--desktop-entry",
    "-d",
    help="Configure the desktop entry of fastanime",
    is_flag=True,
)
@click.pass_obj
def config(config: "Config", path, view, desktop_entry):
    import sys

    from rich import print

    from ... import __version__
    from ...constants import APP_NAME, ICON_PATH, S_PLATFORM, USER_CONFIG_PATH

    if path:
        print(USER_CONFIG_PATH)
    elif view:
        print(config)
    elif desktop_entry:
        import os
        import shutil
        from pathlib import Path
        from textwrap import dedent

        from rich import print
        from rich.prompt import Confirm

        from ..utils.tools import exit_app

        FASTANIME_EXECUTABLE = shutil.which("fastanime")
        if FASTANIME_EXECUTABLE:
            cmds = f"{FASTANIME_EXECUTABLE} --rofi anilist"
        else:
            cmds = f"{sys.executable} -m fastanime --rofi anilist"

        # TODO: Get funs of the other platforms to complete this lol
        if S_PLATFORM == "win32":
            print(
                "Not implemented; the author thinks its not straight forward so welcomes lovers of windows to try and implement it themselves or to switch to a proper os like arch linux or pray the author gets bored 😜"
            )
        elif S_PLATFORM == "darwin":
            print(
                "Not implemented; the author thinks its not straight forward so welcomes lovers of mac to try and implement it themselves  or to switch to a proper os like arch linux or pray the author gets bored 😜"
            )
        else:
            desktop_entry = dedent(
                f"""
                [Desktop Entry]
                Name={APP_NAME}
                Type=Application
                version={__version__}
                Path={Path().home()}
                Comment=Watch anime from your terminal 
                Terminal=false
                Icon={ICON_PATH}
                Exec={cmds}
                Categories=Entertainment
            """
            )
            base = os.path.expanduser("~/.local/share/applications")
            desktop_entry_path = os.path.join(base, f"{APP_NAME}.desktop")
            if os.path.exists(desktop_entry_path):
                if not Confirm.ask(
                    f"The file already exists {desktop_entry_path}; or would you like to rewrite it",
                    default=False,
                ):
                    exit_app(1)
            with open(desktop_entry_path, "w") as f:
                f.write(desktop_entry)
            with open(desktop_entry_path) as f:
                print(f"Successfully wrote \n{f.read()}")
                exit_app(0)
    else:
        import click

        click.edit(filename=USER_CONFIG_PATH)