# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only

defmodule Pleroma.Web.MastoFEController do
  use Pleroma.Web, :controller

  alias Pleroma.Plugs.OAuthScopesPlug
  alias Pleroma.User

  plug(OAuthScopesPlug, %{scopes: ["write:accounts"]} when action == :put_settings)

  # Note: :index action handles attempt of unauthenticated access to private instance with redirect
  plug(
    OAuthScopesPlug,
    %{scopes: ["read"], fallback: :proceed_unauthenticated, skip_instance_privacy_check: true}
    when action == :index
  )

  plug(Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug when action != :index)

  @doc "GET /web/*path"
  def index(%{assigns: %{user: user}} = conn, _params) do
    token = get_session(conn, :oauth_token)

    if user && token do
      conn
      |> put_layout(false)
      |> render("index.html", token: token, user: user, custom_emojis: Pleroma.Emoji.get_all())
    else
      conn
      |> put_session(:return_to, conn.request_path)
      |> redirect(to: "/web/login")
    end
  end

  @doc "GET /web/manifest.json"
  def manifest(conn, _params) do
    conn
    |> render("manifest.json")
  end

  @doc "PUT /api/web/settings"
  def put_settings(%{assigns: %{user: user}} = conn, %{"data" => settings} = _params) do
    with {:ok, _} <- User.mastodon_settings_update(user, settings) do
      json(conn, %{})
    else
      e ->
        conn
        |> put_status(:internal_server_error)
        |> json(%{error: inspect(e)})
    end
  end
end