from flask import abort, current_app, request
from flask_login import current_user, login_required
from threading import Thread
from app import db
from app.models import User
from . import bp


@bp.route('/<hashid:user_id>')
@login_required
def user(user_id):
    user = User.query.get_or_404(user_id)
    if not (user == current_user or current_user.is_administrator()):
        abort(403)
    backrefs = request.args.get('backrefs', 'false').lower() == 'true'
    relationships = (
        request.args.get('relationships', 'false').lower() == 'true')
    return user.to_json(backrefs=backrefs, relationships=relationships), 200


@bp.route('/<hashid:user_id>', methods=['DELETE'])
@login_required
def delete_user(user_id):
    def _delete_user(app, user_id):
        with app.app_context():
            user = User.query.get(user_id)
            user.delete()
            db.session.commit()

    user = User.query.get_or_404(user_id)
    if not (user == current_user or current_user.is_administrator()):
        abort(403)
    thread = Thread(
        target=_delete_user,
        args=(current_app._get_current_object(), user_id)
    )
    thread.start()
    return {}, 202