defmodule DiffuserWeb.PromptRequestLive.Index do
  use DiffuserWeb, :live_view

  alias Diffuser.Generator
  alias Diffuser.Generator.PromptRequest

  @impl true
  def mount(_params, _session, socket) do
    {:ok, socket}
  end

  @impl true
  def handle_params(params, _url, socket) do
    page = list_prompt_requests(params)
    socket = socket |> apply_action(socket.assigns.live_action, params) |> assign(:page, page)
    {:noreply, socket}
  end

  defp apply_action(socket, :edit, %{"id" => id}) do
    socket
    |> assign(:page_title, "Edit Prompt request")
    |> assign(:prompt_request, Generator.get_prompt_request!(id))
  end

  defp apply_action(socket, :new, _params) do
    socket
    |> assign(:page_title, "New Prompt request")
    |> assign(:prompt_request, %PromptRequest{})
  end

  defp apply_action(socket, :index, _params) do
    socket
    |> assign(:page_title, "Listing Prompt requests")
    |> assign(:prompt_request, nil)
  end

  @impl true
  def handle_event("delete", %{"id" => id}, socket) do
    prompt_request = Generator.get_prompt_request!(id)
    {:ok, _} = Generator.delete_prompt_request(prompt_request)

    {:noreply, assign(socket, :page, list_prompt_requests(%{"page" => "2"}))}
  end

  defp list_prompt_requests(params) do
    Generator.paginate_prompt_requests(params)
  end
end