import os
import subprocess

from dataclasses import dataclass

from django.conf import settings
from django.core.management.base import BaseCommand
from django.template.loader import render_to_string
from django.core.management import call_command
from web.models import WebSettings


@dataclass
class Color:
    name: str
    index: int
    value: str


class Command(BaseCommand):
    """
    Usage:

    python manage.py build_tailwind_theme
    """

    def handle(self, *args, **options):
        web_settings = WebSettings.load()
        path = os.path.join(settings.BASE_DIR, "theme", "static", "css", "main.css")

        colors = []
        for color_name, data in web_settings.theme_colors.items():
            for index, value in data.items():
                color = Color(color_name, index, value)
                colors.append(color)

        result = str(
            render_to_string(
                "theme/main.css.template",
                context={"colors": colors},
            )
        )
        with open(path, "w") as f:
            f.write(result)

        subprocess.run(
            [
                "tailwindcss",
                "-i",
                "web/static/css/main.css",
                "-o",
                "web/static/css/styles.css",
                "--minify",
            ]
        )
        call_command("collectstatic", "--no-input")