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kmx.io/kmxgit/lib/kmxgit_web/controllers/user_settings_controller.ex

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  • lib/kmxgit_web/controllers/user_settings_controller.ex 
  • ## kmxgit
## Copyright 2022 kmx.io <contact@kmx.io>
##
## Permission is hereby granted to use this software granted
## the above copyright notice and this permission paragraph
## are included in all copies and substantial portions of this
## software.
##
## THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
## PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
## AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
## THIS SOFTWARE.

defmodule KmxgitWeb.UserSettingsController do
  use KmxgitWeb, :controller

  alias Kmxgit.UserManager
  alias KmxgitWeb.UserAuth

  plug :assign_email_and_password_changesets

  def edit(conn, _params) do
    render(conn, "edit.html")
  end

  def update(conn, %{"action" => "update_email"} = params) do
    %{"current_password" => password, "user" => user_params} = params
    user = conn.assigns.current_user

    case UserManager.apply_user_email(user, password, user_params) do
      {:ok, applied_user} ->
        UserManager.deliver_update_email_instructions(
          applied_user,
          user.email,
          &Routes.user_settings_url(conn, :confirm_email, &1)
        )

        conn
        |> put_flash(
          :info,
          "A link to confirm your email change has been sent to the new address."
        )
        |> redirect(to: Routes.user_settings_path(conn, :edit))

      {:error, changeset} ->
        render(conn, "edit.html", email_changeset: changeset)
    end
  end

  def update(conn, %{"action" => "update_password"} = params) do
    %{"current_password" => password, "user" => user_params} = params
    user = conn.assigns.current_user

    case UserManager.update_user_password(user, password, user_params) do
      {:ok, user} ->
        conn
        |> put_flash(:info, "Password updated successfully.")
        |> put_session(:user_return_to, Routes.user_settings_path(conn, :edit))
        |> UserAuth.log_in_user(user)

      {:error, changeset} ->
        render(conn, "edit.html", password_changeset: changeset)
    end
  end

  def confirm_email(conn, %{"token" => token}) do
    case UserManager.update_user_email(conn.assigns.current_user, token) do
      :ok ->
        conn
        |> put_flash(:info, "Email changed successfully.")
        |> redirect(to: Routes.user_settings_path(conn, :edit))

      :error ->
        conn
        |> put_flash(:error, "Email change link is invalid or it has expired.")
        |> redirect(to: Routes.user_settings_path(conn, :edit))
    end
  end

  defp assign_email_and_password_changesets(conn, _opts) do
    user = conn.assigns.current_user

    conn
    |> assign(:email_changeset, UserManager.change_user_email(user))
    |> assign(:password_changeset, UserManager.change_user_password(user))
  end
end