defmodule ComfycampWeb.Flash do
  @moduledoc """
  Default flash component.
  """
  use Phoenix.Component
  alias Phoenix.LiveView.JS
  import ComfycampWeb.Gettext
  import ComfycampWeb.CoreComponents
  import ComfycampWeb.Icons

  @doc """
  Renders flash notices.

  ## Examples

      <.flash kind={:info} flash={@flash} />
      <.flash kind={:info} phx-mounted={show("#flash")}>Welcome Back!</.flash>
  """
  attr :id, :string, doc: "the optional id of flash container"
  attr :flash, :map, default: %{}, doc: "the map of flash messages to display"
  attr :title, :string, default: nil
  attr :kind, :atom, values: [:info, :error], doc: "used for styling and flash lookup"
  attr :rest, :global, doc: "the arbitrary HTML attributes to add to the flash container"

  slot :inner_block, doc: "the optional inner block that renders the flash message"

  def flash(assigns) do
    assigns = assign_new(assigns, :id, fn -> "flash-#{assigns.kind}" end)

    ~H"""
    <div
      :if={msg = render_slot(@inner_block) || Phoenix.Flash.get(@flash, @kind)}
      id={@id}
      phx-click={JS.push("lv:clear-flash", value: %{key: @kind}) |> hide("##{@id}")}
      role="alert"
      class={[
        "flash",
        @kind == :info && "flash-info",
        @kind == :error && "flash-error"
      ]}
      {@rest}
    >
      <p :if={@title} class="flash-title">
        <.exclamation_circle_icon :if={@kind == :error} />
        <.information_circle_icon :if={@kind == :info} />
        <%= @title %>
      </p>
      <p class="flash-body"><%= msg %></p>
      <button type="button" class="flash-close-button" aria-label={gettext("close")}>
        <.x_mark_icon class="flash-close-button-icon" />
      </button>
    </div>
    """
  end

  @doc """
  Shows the flash group with standard titles and content.

  ## Examples

      <.flash_group flash={@flash} />
  """
  attr :flash, :map, required: true, doc: "the map of flash messages"
  attr :id, :string, default: "flash-group", doc: "the optional id of flash container"

  def flash_group(assigns) do
    ~H"""
    <div id={@id}>
      <.flash kind={:info} title={gettext("Success!")} flash={@flash} />
      <.flash kind={:error} title={gettext("Error!")} flash={@flash} />
      <.flash
        id="client-error"
        kind={:error}
        title={gettext("We can't find the internet")}
        phx-disconnected={show(".phx-client-error #client-error")}
        phx-connected={hide("#client-error")}
        hidden
      >
        <%= gettext("Attempting to reconnect") %>
        <.icon name="hero-arrow-path" class="ml-1 h-3 w-3 animate-spin" />
      </.flash>

      <.flash
        id="server-error"
        kind={:error}
        title={gettext("Something went wrong!")}
        phx-disconnected={show(".phx-server-error #server-error")}
        phx-connected={hide("#server-error")}
        hidden
      >
        <%= gettext("Hang in there while we get back on track") %>
        <.icon name="hero-arrow-path" class="ml-1 h-3 w-3 animate-spin" />
      </.flash>
    </div>
    """
  end
end