defmodule ToweropsWeb.AlertLive.IndexEventsTest do
  @moduledoc """
  Drives the bulk-action and toggle event handlers in AlertLive.Index that
  aren't exercised by the existing render-focused test file.
  """
  use ToweropsWeb.ConnCase, async: true

  import Phoenix.LiveViewTest

  alias Towerops.Alerts

  setup :register_and_log_in_user

  setup %{user: user} do
    {:ok, organization} = Towerops.Organizations.create_organization(%{name: "Bulk Org"}, user.id)

    {:ok, site} = Towerops.Sites.create_site(%{name: "Site 1", organization_id: organization.id})

    {:ok, device} =
      Towerops.Devices.create_device(%{
        name: "Router 1",
        ip_address: "10.0.0.1",
        site_id: site.id,
        organization_id: organization.id
      })

    {:ok, alert1} =
      Alerts.create_alert(%{
        device_id: device.id,
        alert_type: "device_down",
        triggered_at: DateTime.truncate(DateTime.utc_now(), :second),
        severity: 1
      })

    {:ok, alert2} =
      Alerts.create_alert(%{
        device_id: device.id,
        alert_type: "device_down",
        triggered_at: DateTime.truncate(DateTime.utc_now(), :second),
        severity: 2
      })

    %{organization: organization, site: site, device: device, alert1: alert1, alert2: alert2}
  end

  describe "acknowledge / resolve event handlers" do
    test "acknowledge flashes success and stamps the alert", %{
      conn: conn,
      alert1: alert1
    } do
      {:ok, view, _html} = live(conn, ~p"/alerts")

      html = render_hook(view, "acknowledge", %{"id" => alert1.id})
      assert html =~ ~r/acknowledged|Alert/

      assert Alerts.get_alert!(alert1.id).acknowledged_at
    end

    test "acknowledge with unknown id flashes 'not found'", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/alerts")
      html = render_hook(view, "acknowledge", %{"id" => Ecto.UUID.generate()})
      assert html =~ ~r/not found|Alert/
    end

    test "resolve flashes success and resolves the alert", %{
      conn: conn,
      alert1: alert1
    } do
      {:ok, view, _html} = live(conn, ~p"/alerts")
      _ = render_hook(view, "resolve", %{"id" => alert1.id})

      assert Alerts.get_alert!(alert1.id).resolved_at
    end

    test "resolve with unknown id flashes 'not found'", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/alerts")
      html = render_hook(view, "resolve", %{"id" => Ecto.UUID.generate()})
      assert html =~ ~r/not found|Alert/
    end

    test "acknowledge of an alert from another org is rejected as unauthorized", %{conn: conn} do
      # Create a foreign alert outside the user's org.
      foreign_user = Towerops.AccountsFixtures.user_fixture()
      foreign_org = Towerops.OrganizationsFixtures.organization_fixture(foreign_user.id)
      {:ok, foreign_site} = Towerops.Sites.create_site(%{name: "FS", organization_id: foreign_org.id})

      {:ok, foreign_device} =
        Towerops.Devices.create_device(%{
          name: "Foreign",
          ip_address: "10.99.99.99",
          site_id: foreign_site.id,
          organization_id: foreign_org.id
        })

      {:ok, foreign_alert} =
        Alerts.create_alert(%{
          device_id: foreign_device.id,
          alert_type: "device_down",
          triggered_at: DateTime.truncate(DateTime.utc_now(), :second),
          severity: 1
        })

      {:ok, view, _html} = live(conn, ~p"/alerts")
      html = render_hook(view, "acknowledge", %{"id" => foreign_alert.id})
      valid? = html =~ ~r/access|not found/ or html =~ "Alert"
      assert valid?
    end
  end

  describe "toggle_alert" do
    test "expands and collapses an alert row", %{conn: conn, alert1: alert1} do
      {:ok, view, _html} = live(conn, ~p"/alerts")

      _ = render_hook(view, "toggle_alert", %{"id" => alert1.id})
      _ = render_hook(view, "toggle_alert", %{"id" => alert1.id})
      assert Process.alive?(view.pid)
    end
  end

  describe "select_all + select_none" do
    test "selects then deselects all visible alerts", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/alerts")

      _ = render_hook(view, "select_all", %{})
      _ = render_hook(view, "select_none", %{})
      assert Process.alive?(view.pid)
    end
  end

  describe "toggle_select" do
    test "toggles a single alert in the selection set", %{conn: conn, alert1: alert1} do
      {:ok, view, _html} = live(conn, ~p"/alerts")

      _ = render_hook(view, "toggle_select", %{"id" => alert1.id})
      _ = render_hook(view, "toggle_select", %{"id" => alert1.id})
      assert Process.alive?(view.pid)
    end
  end

  describe "bulk_acknowledge" do
    test "acknowledges every selected alert and clears the selection", %{
      conn: conn,
      alert1: alert1,
      alert2: alert2
    } do
      {:ok, view, _html} = live(conn, ~p"/alerts")

      _ = render_hook(view, "toggle_select", %{"id" => alert1.id})
      _ = render_hook(view, "toggle_select", %{"id" => alert2.id})
      _ = render_hook(view, "bulk_acknowledge", %{})

      assert Towerops.Repo.get!(Alerts.Alert, alert1.id).acknowledged_at
      assert Towerops.Repo.get!(Alerts.Alert, alert2.id).acknowledged_at
    end
  end

  describe "bulk_resolve" do
    test "resolves every selected alert and clears the selection", %{
      conn: conn,
      alert1: alert1,
      alert2: alert2
    } do
      {:ok, view, _html} = live(conn, ~p"/alerts")

      _ = render_hook(view, "select_all", %{})
      _ = render_hook(view, "bulk_resolve", %{})

      assert Towerops.Repo.get!(Alerts.Alert, alert1.id).resolved_at
      assert Towerops.Repo.get!(Alerts.Alert, alert2.id).resolved_at
    end
  end

  describe "toggle_site" do
    test "expands and collapses a site group", %{conn: conn, site: site} do
      {:ok, view, _html} = live(conn, ~p"/alerts")

      _ = render_hook(view, "toggle_site", %{"site-id" => site.id})
      _ = render_hook(view, "toggle_site", %{"site-id" => site.id})
      assert Process.alive?(view.pid)
    end
  end
end