package editor

import (
	"pad/internal/ui"
	"testing"
)

func TestEditorLayout_Filename(t *testing.T) {
	// Setup: Reset state
	TheState = NewState()

	// Set a filename
	expectedFilename := "test.txt"
	TheState.Editor.Filename = expectedFilename

	// Run layout
	screenWidth := ui.Dp(400)
	screenHeight := ui.Dp(800)
	elements := EditorLayout(screenWidth, screenHeight, false)

	// Find top bar (assuming it's the first container element)
	topBar := elements[0].(ui.Container)

	// Find the filename label in the top bar (the back icon precedes it).
	var filenameLabel ui.Label
	for _, c := range topBar.Children {
		if l, ok := c.(ui.Label); ok {
			filenameLabel = l
			break
		}
	}
	if filenameLabel.Text != expectedFilename {
		t.Errorf("expected filename %q, got %q", expectedFilename, filenameLabel.Text)
	}
}

func TestEditorLayout_DefaultFilename(t *testing.T) {
	// Setup: Reset state
	TheState = NewState()

	// Filename is empty
	TheState.Editor.Filename = ""

	// Run layout
	screenWidth := ui.Dp(400)
	screenHeight := ui.Dp(800)
	elements := EditorLayout(screenWidth, screenHeight, false)

	// Find top bar (assuming it's the first container element)
	topBar := elements[0].(ui.Container)

	// Find the filename label in the top bar (the back icon precedes it).
	var filenameLabel ui.Label
	for _, c := range topBar.Children {
		if l, ok := c.(ui.Label); ok {
			filenameLabel = l
			break
		}
	}
	expectedDefault := "untitled.txt"
	if filenameLabel.Text != expectedDefault {
		t.Errorf("expected default filename %q, got %q", expectedDefault, filenameLabel.Text)
	}
}