from pathlib import Path
from watchfiles import watch, Change
from blog.loader import load_single_post
from blog.models import Post

CONTENT_DIR = Path("content/blog").resolve()

def watch_content():
    print("Watching content/blog for changes...")
    for changes in watch(CONTENT_DIR):
        for change, path in changes:
            path = Path(path)
            if path.suffix != ".md":
                continue

            rel_path = str(path.resolve().relative_to(Path.cwd()))

            if change in {Change.added, Change.modified}:
                print(f"Reload: {rel_path}")
                load_single_post(path)

            elif change == Change.deleted:
                Post.objects.filter(markdown_path=rel_path).delete()
                print(f"Removed: {rel_path}")