require "test_helper"

class OrdersControllerTest < ActionDispatch::IntegrationTest
  def setup
    @user = User.create!(
      email: "test@example.com",
      password: "password123",
      password_confirmation: "password123"
    )

    @event = Event.create!(
      name: "Test Event",
      slug: "test-event",
      description: "A valid description for the test event that is long enough",
      latitude: 48.8566,
      longitude: 2.3522,
      venue_name: "Test Venue",
      venue_address: "123 Test Street",
      user: @user,
      start_time: 1.week.from_now,
      end_time: 1.week.from_now + 3.hours,
      state: :published
    )

    @ticket_type = TicketType.create!(
      name: "General Admission",
      description: "General admission tickets with full access to the event",
      price_cents: 2500,
      quantity: 100,
      sale_start_at: Time.current,
      sale_end_at: @event.start_time - 1.hour,
      requires_id: false,
      event: @event
    )

    @order = Order.create!(
      user: @user,
      event: @event,
      status: "draft",
      total_amount_cents: 2500
    )

    @ticket = Ticket.create!(
      order: @order,
      ticket_type: @ticket_type,
      status: "draft",
      first_name: "John",
      last_name: "Doe"
    )

    sign_in @user
  end

  # === Authentication Tests ===

  test "should require authentication for all actions" do
    sign_out @user

    get event_order_new_path(@event.slug, @event.id)
    assert_redirected_to new_user_session_path

    post event_order_create_path(@event.slug, @event.id)
    assert_redirected_to new_user_session_path

    get order_path(@order)
    assert_redirected_to new_user_session_path

    get checkout_order_path(@order)
    assert_redirected_to new_user_session_path
  end

  # === New Action Tests ===

  test "should get new with valid event" do
    # Pass cart data as parameter for testing
    get event_order_new_path(@event.slug, @event.id), params: {
      cart_data: { @ticket_type.id.to_s => { "quantity" => "2" } }
    }

    assert_response :success

    # Should assign tickets_needing_names
    tickets_needing_names = assigns(:tickets_needing_names)
    assert_not_nil tickets_needing_names
    assert_equal 2, tickets_needing_names.size
    assert_equal @ticket_type.id, tickets_needing_names.first[:ticket_type_id]
  end

  test "new should redirect when cart is empty" do
    # Pass empty cart data as parameter
    get event_order_new_path(@event.slug, @event.id), params: { cart_data: {} }
    assert_redirected_to event_path(@event.slug, @event)
    assert_match /sélectionner vos billets/, flash[:alert]
  end

  test "new should redirect when no cart data" do
    # No cart data passed as parameter
    get event_order_new_path(@event.slug, @event.id)
    assert_redirected_to event_path(@event.slug, @event)
    assert_match /sélectionner vos billets/, flash[:alert]
  end

  # === Create Action Tests ===

  test "should create order with valid ticket data" do
    assert_difference "Order.count", 1 do
      assert_difference "Ticket.count", 1 do
        post event_order_create_path(@event.slug, @event.id), params: {
          cart_data: { @ticket_type.id.to_s => { "quantity" => "1" } },
          tickets_attributes: {
            "0" => {
              ticket_type_id: @ticket_type.id,
              first_name: "Jane",
              last_name: "Smith"
            }
          }
        }
      end
    end

    new_order = Order.last
    assert_equal "draft", new_order.status
    assert_equal @user, new_order.user
    assert_equal @event, new_order.event
    assert_equal @ticket_type.price_cents + 100, new_order.total_amount_cents # includes 1€ service fee

    assert_redirected_to checkout_order_path(new_order)
    assert_equal new_order.id, session[:draft_order_id]
    assert_nil session[:pending_cart]
  end

  test "create should redirect when cart is empty" do
    assert_no_difference "Order.count" do
      post event_order_create_path(@event.slug, @event.id), params: { cart_data: {} }
    end

    assert_redirected_to event_path(@event.slug, @event)
    assert_match /Aucun billet sélectionné/, flash[:alert]
  end

  test "create should handle missing ticket names" do
    post event_order_create_path(@event.slug, @event.id), params: {
      cart_data: { @ticket_type.id.to_s => { "quantity" => "1" } },
      tickets_attributes: {
        "0" => {
          ticket_type_id: @ticket_type.id,
          first_name: "",
          last_name: ""
        }
      }
    }

    # Should redirect back to new order page
    assert_redirected_to event_order_new_path(@event.slug, @event.id)
    assert_match /Aucun billet valide créé/, flash[:alert]
  end

  # === Show Action Tests ===

  test "should show order" do
    get order_path(@order)
    assert_response :success

    order = assigns(:order)
    assert_equal @order, order

    tickets = assigns(:tickets)
    assert_includes tickets, @ticket
  end

  test "should not show other user's order" do
    other_user = User.create!(
      email: "other@example.com",
      password: "password123",
      password_confirmation: "password123"
    )

    other_order = Order.create!(
      user: other_user,
      event: @event,
      status: "draft",
      total_amount_cents: 2500
    )

    get order_path(other_order)
    # Should redirect to dashboard/root with alert
    assert_redirected_to root_path
    assert_match /Commande non trouvée/, flash[:alert]
  end

  # === Checkout Action Tests ===

  test "should show checkout page" do
    get checkout_order_path(@order)
    assert_response :success

    order = assigns(:order)
    assert_equal @order, order

    tickets = assigns(:tickets)
    assert_includes tickets, @ticket

    total_amount = assigns(:total_amount)
    assert_equal @order.total_amount_cents, total_amount

    expiring_soon = assigns(:expiring_soon)
    assert_not_nil expiring_soon
  end

  test "checkout should redirect expired order" do
    # Make order expired
    @order.update!(expires_at: 1.hour.ago)

    get checkout_order_path(@order)
    assert_redirected_to event_path(@event.slug, @event)
    assert_match /commande a expiré/, flash[:alert]

    @order.reload
    assert_equal "expired", @order.status
  end

  # === Retry Payment Tests ===

  test "should allow retry payment for retryable order" do
    post retry_payment_order_path(@order)
    assert_redirected_to checkout_order_path(@order)
  end

  test "should not allow retry payment for non-retryable order" do
    # Make order non-retryable (too many attempts)
    @order.update!(payment_attempts: Order::MAX_PAYMENT_ATTEMPTS)

    post retry_payment_order_path(@order)
    assert_redirected_to event_path(@event.slug, @event)
    assert_match /ne peut plus être payée/, flash[:alert]
  end

  # === Increment Payment Attempt Tests ===

  test "should increment payment attempt via AJAX" do
    initial_attempts = @order.payment_attempts

    post increment_payment_attempt_order_path(@order), xhr: true

    assert_response :success

    response_data = JSON.parse(@response.body)
    assert response_data["success"]
    assert_equal initial_attempts + 1, response_data["attempts"]

    @order.reload
    assert_equal initial_attempts + 1, @order.payment_attempts
    assert_not_nil @order.last_payment_attempt_at
  end

  # === Payment Success Tests (simplified) ===

  test "payment_success should redirect when Stripe not configured" do
    # Mock the config to return nil
    Rails.application.config.stripe = { secret_key: nil }

    get order_payment_success_path, params: { session_id: "test_session" }
    assert_redirected_to root_path
    assert_match /système de paiement n'est pas correctement configuré/, flash[:alert]
  end

  # === Payment Cancel Tests ===

  test "payment_cancel should redirect to checkout if order can retry" do
    get order_payment_cancel_path, params: { order_id: @order.id }
    assert_redirected_to checkout_order_path(@order)
    assert_match /paiement a été annulé.*réessayer/, flash[:alert]
  end

  test "payment_cancel should redirect to root if no order in session" do
    get order_payment_cancel_path
    assert_redirected_to root_path
    assert_match /paiement a été annulé/, flash[:alert]
  end

  # === Error Handling Tests ===

  test "should handle non-existent event in new" do
    get event_order_new_path(@event.slug, 99999)
    assert_redirected_to events_path
    assert_match /Événement non trouvé/, flash[:alert]
  end

  test "should handle non-existent event in create" do
    post event_order_create_path(@event.slug, 99999)
    assert_redirected_to events_path
    assert_match /Événement non trouvé/, flash[:alert]
  end

  test "should handle non-existent order" do
    get order_path(99999)
    assert_redirected_to root_path
    assert_match /Commande non trouvée/, flash[:alert]
  end

  # === Route Helper Tests ===

  test "should have correct route helpers" do
    # Test that the route helpers exist and work
    assert_not_nil event_order_new_path(@event.slug, @event.id)
    assert_not_nil event_order_create_path(@event.slug, @event.id)
    assert_not_nil order_path(@order)
    assert_not_nil checkout_order_path(@order)
    assert_not_nil retry_payment_order_path(@order)
    assert_not_nil increment_payment_attempt_order_path(@order)
  end
end