cannery/lib/cannery_web/live/range_live/index.ex

defmodule CanneryWeb.RangeLive.Index do
  @moduledoc """
  Main page for range day mode, where `AmmoGroup`s can be used up.
  """

  use CanneryWeb, :live_view
  import CanneryWeb.Components.AmmoGroupCard
  alias Cannery.{ActivityLog, ActivityLog.ShotGroup, Ammo, Repo}
  alias CanneryWeb.Endpoint
  alias Phoenix.LiveView.Socket

  @impl true
  def mount(_params, session, socket) do
    {:ok, socket |> assign_defaults(session) |> display_shot_groups()}
  end

  @impl true
  def handle_params(params, _url, %{assigns: %{live_action: live_action}} = socket) do
    {:noreply, apply_action(socket, live_action, params)}
  end

  defp apply_action(
         %{assigns: %{current_user: current_user}} = socket,
         :add_shot_group,
         %{"id" => id}
       ) do
    socket
    |> assign(:page_title, gettext("Record Shots"))
    |> assign(:ammo_group, Ammo.get_ammo_group!(id, current_user))
  end

  defp apply_action(%{assigns: %{current_user: current_user}} = socket, :edit, %{"id" => id}) do
    socket
    |> assign(:page_title, gettext("Edit Shot Records"))
    |> assign(:shot_group, ActivityLog.get_shot_group!(id, current_user))
  end

  defp apply_action(socket, :new, _params) do
    socket
    |> assign(:page_title, gettext("New Shot Records"))
    |> assign(:shot_group, %ShotGroup{})
  end

  defp apply_action(socket, :index, _params) do
    socket
    |> assign(:page_title, gettext("Shot Records"))
    |> assign(:shot_group, nil)
  end

  @impl true
  def handle_event("delete", %{"id" => id}, %{assigns: %{current_user: current_user}} = socket) do
    {:ok, _} =
      ActivityLog.get_shot_group!(id, current_user)
      |> ActivityLog.delete_shot_group(current_user)

    prompt = dgettext("prompts", "Shot records deleted succesfully")
    {:noreply, socket |> put_flash(:info, prompt) |> display_shot_groups()}
  end

  def handle_event(
        "toggle_staged",
        %{"ammo_group_id" => ammo_group_id},
        %{assigns: %{current_user: current_user}} = socket
      ) do
    ammo_group = Ammo.get_ammo_group!(ammo_group_id, current_user)

    {:ok, _ammo_group} =
      ammo_group |> Ammo.update_ammo_group(%{"staged" => !ammo_group.staged}, current_user)

    prompt = dgettext("prompts", "Ammo group unstaged succesfully")
    {:noreply, socket |> put_flash(:info, prompt) |> display_shot_groups()}
  end

  @spec display_shot_groups(Socket.t()) :: Socket.t()
  defp display_shot_groups(%{assigns: %{current_user: current_user}} = socket) do
    shot_groups =
      ActivityLog.list_shot_groups(current_user) |> Repo.preload(ammo_group: :ammo_type)

    ammo_groups = Ammo.list_staged_ammo_groups(current_user)
    socket |> assign(shot_groups: shot_groups, ammo_groups: ammo_groups)
  end
end