import datetime

from flask import Blueprint
from flask import abort
from flask import current_app
from flask import flash
from flask import request

from canaille.app import models
from canaille.app.flask import permissions_needed
from canaille.app.flask import render_htmx_template
from canaille.app.forms import TableForm
from canaille.app.i18n import gettext as _
from canaille.app.themes import render_template
from canaille.backends import Backend

from .forms import TokenRevokationForm

bp = Blueprint("tokens", __name__, url_prefix="/admin/token")


@bp.route("/", methods=["GET", "POST"])
@permissions_needed("manage_oidc")
def index(user):
    table_form = TableForm(models.Token, formdata=request.form)
    if request.form and request.form.get("page") and not table_form.validate():
        abort(404)

    return render_htmx_template(
        "token_list.html", menuitem="admin", table_form=table_form
    )


@bp.route("/<token:token>", methods=["GET", "POST"])
@permissions_needed("manage_oidc")
def view(user, token):
    form = TokenRevokationForm(request.form or None)

    if request.form and form.validate():
        if request.form.get("action") == "confirm-revoke":
            return render_template("modals/revoke-token.html", token=token)

        elif request.form.get("action") == "revoke":
            token.revokation_date = datetime.datetime.now(datetime.timezone.utc)
            Backend.instance.save(token)
            request_ip = request.remote_addr or "unknown IP"
            current_app.logger.security(
                f"Revoked token for {token.subject.user_name} in client {token.client.client_name} by {user.user_name} from {request_ip}"
            )
            flash(_("The token has successfully been revoked."), "success")

        else:
            abort(400, f"bad form action: {request.form.get('action')}")

    return render_template(
        "token_view.html",
        token=token,
        menuitem="admin",
        form=form,
    )