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, 'web', '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')