cart_live

cart_live.ex

defmodule RedpillsWeb.CartLive do
  use Phoenix.LiveView
  alias RedpillsWeb.Router.Helpers, as: Routes
  require Logger

  @impl true
  def mount(_params, session, socket) do
    shopping_cart = Map.get(session, "shopping_cart", [])
    IO.inspect(shopping_cart, label: "RedpillsWeb.CartLive shopping_cart")

    socket =
      socket
      |> PhoenixLiveSession.maybe_subscribe(session)
      |> assign(:count, Integer.to_string(length(shopping_cart)))

    socket = assign(socket, conn: socket)
    {:ok, socket}
  end

  @impl true
    def handle_event("checkout-items", session, socket) do
      Logger.info("checkout-items")
      {:noreply, socket}
  end

  @impl true
  def handle_info({:live_session_updated, %{"shopping_cart" => shopping_cart} = session}, socket) do
    IO.inspect(session, label: "cart_live live_session_updated session")
    {:noreply, assign(socket, count: Integer.to_string(length(shopping_cart)))}
  end

  def handle_info({:live_session_updated, _session}, socket) do
    {:noreply, socket}
  end

  @impl true
  def render(assigns) do
    ~L"""
      <div class="flex items-center">
        <svg class="w-8 h-8" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor">
          <path d="M3 1a1 1 0 000 2h1.22l.305 1.222a.997.997 0 00.01.042l1.358 5.43-.893.892C3.74 11.846 4.632 14 6.414 14H15a1 1 0 000-2H6.414l1-1H14a1 1 0 00.894-.553l3-6A1 1 0 0017 3H6.28l-.31-1.243A1 1 0 005 1H3zM16 16.5a1.5 1.5 0 11-3 0 1.5 1.5 0 013 0zM6.5 18a1.5 1.5 0 100-3 1.5 1.5 0 000 3z" />
        </svg>
        <%= if String.to_integer(@count) == 0 do %>
          <span>No items</span>
          <% else %>
            <%= if String.to_integer(@count) == 1 do %>
              <a href="<%= Routes.subscription_new_path(@conn, :new) %>" class="btn btn-dark" role="button">
              Checkout <%= @count %> item
              </a>
            <% else %>
              <%= if String.to_integer(@count) > 1 do %>
                <a href="<%= Routes.subscription_new_path(@conn, :new) %>" class="btn btn-dark" role="button">
                Checkout <%= @count %> items
                </a>
                <link href="<%= Routes.subscription_new_path(@conn, :new) %>"/>
            <% end %>
          <% end %>
        <% end %>
      </div>
    """
  end
end