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ash_authentication_phoenix
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Phoenix integration for Ash Authentication
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Files
lib/ash_authentication_phoenix/components/webauthn/support.ex
# SPDX-FileCopyrightText: 2022 Alembic Pty Ltd
#
# SPDX-License-Identifier: MIT
defmodule AshAuthentication.Phoenix.Components.WebAuthn.Support do
use AshAuthentication.Phoenix.Overrides.Overridable,
root_class: "CSS class for the root element.",
unsupported_message: "Message shown when WebAuthn is not supported by the browser."
@moduledoc """
Detects WebAuthn browser support via a JS hook.
Renders a hidden element that triggers the `WebAuthnSupportHook` on mount.
Sends `{:passkeys_supported, boolean}` to the parent LiveView.
#{AshAuthentication.Phoenix.Overrides.Overridable.generate_docs()}
"""
use AshAuthentication.Phoenix.Web, :live_component
@impl true
def update(assigns, socket) do
socket =
socket
|> assign(assigns)
|> assign_new(:passkeys_supported, fn -> nil end)
|> assign_new(:conditional_ui_available, fn -> false end)
|> assign_new(:overrides, fn -> [AshAuthentication.Phoenix.Overrides.Default] end)
|> assign_new(:gettext_fn, fn -> nil end)
|> assign_new(:current_tenant, fn -> nil end)
{:ok, socket}
end
@impl true
def render(assigns) do
~H"""
<span
id={@id}
class={override_for(@overrides, :root_class)}
phx-hook="WebAuthnSupportHook"
style="display:none"
/>
"""
end
@impl true
def handle_event("passkeys-supported", %{"supported" => supported}, socket) do
send(self(), {:passkeys_supported, supported})
{:noreply, assign(socket, :passkeys_supported, supported)}
end
def handle_event("conditional-ui-available", %{"available" => available}, socket) do
send(self(), {:conditional_ui_available, available})
{:noreply, assign(socket, :conditional_ui_available, available)}
end
end