import glob
from pathlib import Path
from blog.page import Page
from blog.config import Config
from jinja2 import Environment, FileSystemLoader, Template


class Blog:

    def __init__(self, conf: Config):
        """ """
        self.conf = conf
        self.pages = dict()

    def load_pages(self):
        """Charge tous les fichiers .md dans le dossier inbox"""
        files_list = glob.glob(f"{self.conf.inbox}/*.md")

        self.pages = dict()
        for file in files_list:
            self.pages[Path(file).stem] = Page(Path(file))

    def make(self):
        """Convertit les pages en un site html"""
        if not self.pages:
            self.load_pages()

        env = Environment(loader=FileSystemLoader(self.conf.theme))

        page_template = env.get_template("page.html.j2")
        index_template = env.get_template("index.html.j2")

        self._build_all_pages(page_template)
        self._build_index(index_template)

    def _build_all_pages(self, template: Template):
        """Convertit les pages markdown dans conf.inbox en html dans conf.outbox"""

        outbox_path = Path(f"{self.conf.outbox}/pages")
        if not outbox_path.is_dir():
            outbox_path.mkdir()

        for filename in self.pages:
            html_content = self.pages[filename].html(template)
            with open(f"{self.conf.outbox}/pages/{filename}.html", "w+") as html_file:
                html_file.write(html_content)

    def _build_index(self, template: Template):
        """Crée l'index du blog."""
        html_content = template.render(
            pages=self.pages, title=self.conf.title, presentation=self.conf.presentation
        )
        with open(f"{self.conf.outbox}/index.html", "w+") as html_file:
            html_file.write(html_content)

    # def _copycss_files(src_dir: str, dest_dir: str) -> list:
    #     list_css = glob.glob(f'{src_dir}/css/*.css')
    #     for css_file in list_css:
    #         shutil.copy(css_file, dest_dir)