defmodule MvWeb.MemberLive.IndexValueControlTest do
  @moduledoc """
  §1.20 / §1.21 / §1.22 / §1.23 — the reworked value controls of the add-filter
  builder:

    * no "All"/"Alle" option in the boolean / group value controls (§1.20);
    * the field picker's search input is a live type-ahead (§1.21);
    * the payment control reveals a two-sided open-cycle count range under
      "Has unpaid" and offers a suspended-status option (§1.22, §1.23).
  """
  use MvWeb.ConnCase, async: false

  import Phoenix.LiveViewTest

  alias Mv.Membership.CustomField
  alias Mv.Membership.Group

  setup %{conn: conn} do
    actor = Mv.Helpers.SystemActor.get_system_actor()

    {:ok, _member} =
      Mv.Membership.create_member(
        %{first_name: "Val", last_name: "Member", email: "val@example.com"},
        actor: actor
      )

    {:ok, group} =
      Group |> Ash.Changeset.for_create(:create, %{name: "Board"}) |> Ash.create(actor: actor)

    {:ok, field} =
      CustomField
      |> Ash.Changeset.for_create(:create, %{
        name: "newsletter_#{System.unique_integer([:positive])}",
        value_type: :boolean,
        show_in_overview: true
      })
      |> Ash.create(actor: actor)

    %{conn: conn_with_oidc_user(conn), group: group, field: field}
  end

  describe "unified popover shell (§3.11)" do
    test "every value control shares the 'Filter: <field>' shell title", %{
      conn: conn,
      field: field
    } do
      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, "group")
      assert has_element?(view, "[data-testid='control-title']", "Filter:")

      pick_field(view, field.id)
      assert has_element?(view, "[data-testid='control-title']", "Filter:")

      pick_field(view, "payment")
      assert has_element?(view, "[data-testid='control-title']", "Filter:")
    end
  end

  describe "no All option (§1.20)" do
    test "the group control offers is / is-not but no 'all' option", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, "group")

      assert has_element?(view, "[data-testid='value-control-group'] input[value='in']")
      assert has_element?(view, "[data-testid='value-control-group'] input[value='not_in']")
      refute has_element?(view, "[data-testid='value-control-group'] input[value='all']")
    end

    test "the group operator uses the boolean-consistent Ja/Nein check/x toggle", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, "group")

      # Same join-toggle presentation as the boolean custom-field control: a
      # check icon on the ":in" (Ja) option and an x-mark on ":not_in" (Nein),
      # with a visible selected state.
      assert has_element?(view, "[data-testid='value-control-group'] .join .hero-check-circle")
      assert has_element?(view, "[data-testid='value-control-group'] .join .hero-x-circle")

      assert has_element?(
               view,
               "[data-testid='value-control-group'] label.has-\\[\\:checked\\]\\:btn-primary"
             )
    end

    test "the fee-type operator uses the boolean-consistent Ja/Nein check/x toggle", %{conn: conn} do
      _fee_type = Mv.Fixtures.create_fee_type()

      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, "fee_type")

      assert has_element?(view, "[data-testid='value-control-fee-type'] .join .hero-check-circle")
      assert has_element?(view, "[data-testid='value-control-fee-type'] .join .hero-x-circle")
    end

    test "the boolean control offers Yes / No but no 'all' option", %{conn: conn, field: field} do
      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, field.id)

      assert has_element?(view, "[data-testid='value-control-boolean'] input[value='true']")
      assert has_element?(view, "[data-testid='value-control-boolean'] input[value='false']")
      refute has_element?(view, "[data-testid='value-control-boolean'] input[value='all']")
    end

    test "the boolean control renders a check-icon Yes and an x-icon No join toggle", %{
      conn: conn,
      field: field
    } do
      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, field.id)

      # Join-toggle with a check icon on Yes and an x-mark icon on No (Task 5).
      assert has_element?(view, "[data-testid='value-control-boolean'] .join .hero-check-circle")
      assert has_element?(view, "[data-testid='value-control-boolean'] .join .hero-x-circle")
      # A checked option shows a visible selected state (btn-primary via has-[:checked]).
      assert has_element?(
               view,
               "[data-testid='value-control-boolean'] label.has-\\[\\:checked\\]\\:btn-primary"
             )
    end
  end

  describe "field picker search (§1.21)" do
    test "the search input is a live type-ahead hook and narrows the field list", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/members")

      open_picker(view)

      assert has_element?(view, "[data-testid='field-combobox'][phx-hook='FilterComboboxSearch']")
      # The search input must live inside a form carrying the change binding —
      # LiveView rejects `phx-change` on an input that is not inside a <form>
      # ("form events require the input to be inside a form"), which silently
      # broke the live filtering in the browser (§1.21).
      assert has_element?(view, "form[phx-change='filter_fields'] [data-testid='field-combobox']")

      # A non-matching query removes the Group option from the listbox.
      view
      |> form("[data-testid='field-search-form']", %{"picker_query" => "zzzznomatch"})
      |> render_change()

      refute has_element?(view, "#member-filter-field-opt-group")
    end
  end

  describe "payment status labels" do
    test "the toggle reads 'All paid' / 'Open contributions'", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, "payment")

      assert has_element?(view, "[data-testid='value-control-payment']", "All paid")
      assert has_element?(view, "[data-testid='value-control-payment']", "Open contributions")
      refute has_element?(view, "[data-testid='value-control-payment']", "Fully paid")
      refute has_element?(view, "[data-testid='value-control-payment']", "Has unpaid")
    end

    test "the applied fully-paid chip reads 'All paid'", %{conn: conn} do
      {:ok, view, _html} = live(conn, "/members?pay_filter=fully_paid")

      assert has_element?(view, "[data-testid='filter-chip']", "All paid")
      refute render(view) =~ "Fully paid"
    end
  end

  describe "payment control (§1.22, §1.23)" do
    test "'Has unpaid' reveals the two-sided open-cycle count range", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, "payment")
      refute has_element?(view, "[data-testid='payment-count-range']")

      view
      |> element("[data-testid='value-control-payment']")
      |> render_change(%{
        "__payment" => "1",
        "pay" => "has_unpaid",
        "pay_min" => "1",
        "pay_max" => ""
      })

      _ = render(view)
      assert_patch(view)

      assert has_element?(view, "[data-testid='payment-count-range'] input[name='pay_min']")
      assert has_element?(view, "[data-testid='payment-count-range'] input[name='pay_max']")
    end

    test "the suspended option activates the suspended-status filter in the URL", %{conn: conn} do
      {:ok, view, _html} = live(conn, ~p"/members")

      pick_field(view, "payment")
      assert has_element?(view, "[data-testid='payment-suspended'] input[name='suspended']")

      view
      |> element("[data-testid='value-control-payment']")
      |> render_change(%{"__payment" => "1", "suspended" => "1"})

      _ = render(view)
      path = assert_patch(view)
      assert path =~ "suspended=1"
    end
  end

  describe "unified date-range controls" do
    # Every date-range value control (payment period, join date, exit date, and
    # custom date fields) renders the same shared native Von/Bis row: a
    # non-wrapping flex row whose two `<input type="date">` are each wrapped in
    # `min-w-0 flex-1` so they share width equally and stay on one line.
    test "payment period, join, exit and custom date all render the shared row", %{conn: conn} do
      actor = Mv.Helpers.SystemActor.get_system_actor()

      {:ok, date_field} =
        CustomField
        |> Ash.Changeset.for_create(:create, %{
          name: "birthday_#{System.unique_integer([:positive])}",
          value_type: :date,
          show_in_overview: true
        })
        |> Ash.create(actor: actor)

      {:ok, view, _html} = live(conn, ~p"/members")

      assert_shared_range(view, "payment", "payment-period-range", "pay_from", "pay_to")
      assert_shared_range(view, "join_date", "custom-range", "jd_from", "jd_to")
      assert_shared_range(view, "active_former", "exit-custom-range", "ed_from", "ed_to")

      cd_from = "cdf_#{date_field.id}_from"
      cd_to = "cdf_#{date_field.id}_to"
      assert_shared_range(view, date_field.id, "custom-range", cd_from, cd_to)
    end
  end

  # Opens the given field's value control and asserts its date-range row is the
  # shared native Von/Bis layout: a `flex` (non-wrapping) row whose two date
  # inputs are each wrapped in `min-w-0 flex-1` (equal width, single line).
  defp assert_shared_range(view, field, testid, from_name, to_name) do
    pick_field(view, field)

    assert has_element?(view, "[data-testid='#{testid}'].flex")
    refute has_element?(view, "[data-testid='#{testid}'].flex-wrap")

    assert has_element?(
             view,
             "[data-testid='#{testid}'] .min-w-0.flex-1 input[type='date'][name='#{from_name}']"
           )

    assert has_element?(
             view,
             "[data-testid='#{testid}'] .min-w-0.flex-1 input[type='date'][name='#{to_name}']"
           )
  end
end