import os
from flask import Blueprint, redirect, url_for, current_app, send_file, abort

bp = Blueprint("main", __name__)

@bp.route("/")
def index():
    return redirect(url_for("feed.discover"))

@bp.route("/uploads/<path:filename>")
def uploads(filename):
    root = os.path.abspath(current_app.config["UPLOAD_FOLDER"])
    path = filename
    if not os.path.isabs(path):
        path = os.path.abspath(os.path.join(root, filename))
    if not path.startswith(root):
        abort(404)
    return send_file(path)