package handlers_test

import (
	"testing"

	"github.com/StevanFreeborn/term-tier/internal/handlers"
	"github.com/StevanFreeborn/term-tier/internal/state"
	tea "github.com/charmbracelet/bubbletea"
)

func TestNewTrackWindowSizeHandler(t *testing.T) {
	h := handlers.NewTrackWindowSizeHandler()

	if h == nil {
		t.Error("Expected NewTrackWindowSizeHandler to return a handler, got nil")
	}
}

func TestTrackWindowSizeHandler_Match(t *testing.T) {
	h := handlers.NewTrackWindowSizeHandler()
	s := state.New()

	msg := tea.WindowSizeMsg{Width: 100, Height: 100}

	if !h.Match(s, msg) {
		t.Error("Expected Match to return true for WindowSizeMsg")
	}
}

func TestTrackWindowSizeHandler_Handle(t *testing.T) {
	h := handlers.NewTrackWindowSizeHandler()
	s := state.New()

	expectedWidth := 1024
	expectedHeight := 768
	msg := tea.WindowSizeMsg{Width: expectedWidth, Height: expectedHeight}

	cmd := h.Handle(s, msg)

	if s.WindowWidth() != expectedWidth {
		t.Errorf("Expected WindowWidth to be %d, got %d", expectedWidth, s.WindowWidth())
	}

	if s.WindowHeight() != expectedHeight {
		t.Errorf("Expected WindowHeight to be %d, got %d", expectedHeight, s.WindowHeight())
	}

	if cmd != nil {
		t.Error("Expected Handle to return nil")
	}
}