using UnityEngine;
using UnityEngine.UIElements;

namespace AssetBank.DockableWindow.UIHelper
{
    // This class provides static methods to create styled visual elements for the editor window.
    public static class ProjectExporterUI
    {
        // Creates a main container for a tab's content.
        public static VisualElement CreateMainContainer()
        {
            return new VisualElement
            {
                style =
                {
                    paddingLeft = 10,
                    paddingRight = 10,
                    paddingTop = 10,
                    paddingBottom = 10
                }
            };
        }

        // Creates a tab button.
        public static Button CreateTab(string label)
        {
            var button = new Button
            {
                text = label,
                style =
                {
                    flexGrow = 1,
                    borderBottomWidth = 1,
                    borderBottomColor = Color.gray,
                    marginLeft = 0,
                    marginRight = 0
                }
            };
            return button;
        }

        // Creates a Foldout element for hierarchical display.
        public static Foldout CreateFoldout(string text)
        {
            var foldout = new Foldout
            {
                text = text,
                value = false, // Start collapsed
                style =
                {
                    marginTop = 5
                }
            };
            return foldout;
        }

        // Creates a Toggle for selecting an asset.
        public static Toggle CreateToggle(string label)
        {
            var toggle = new Toggle
            {
                text = label,
                style =
                {
                    marginTop = 2
                }
            };
            return toggle;
        }

        // Overload for creating a Toggle with an initial value and a callback.
        public static Toggle CreateToggle(string label, bool value, System.Action<ChangeEvent<bool>> callback)
        {
            var toggle = new Toggle(label)
            {
                value = value,
                style =
                {
                    marginTop = 2
                }
            };
            toggle.RegisterValueChangedCallback(evt => callback(evt));
            return toggle;
        }

        // Creates the "Generate" button.
        public static Button CreateGenerateButton(bool showGenerateAll = false)
        {
            var button = new Button
            {
                text = showGenerateAll ? "Generate All" : "Generate",
                style =
                {
                    height = 30,
                    marginTop = 20,
                    backgroundColor = new StyleColor(new Color(0.2f, 0.6f, 0.2f))
                }
            };
            return button;
        }
        
        // Creates a separator line.
        public static VisualElement CreateSeparator()
        {
            return new VisualElement
            {
                style =
                {
                    flexDirection = FlexDirection.Row, alignItems = Align.Center,
                    marginTop = 10,
                    marginBottom = 10,
                    height = 1,
                    backgroundColor = new Color(0.5f, 0.5f, 0.5f)
                }
            };
        }
    }
}