using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using UnityEditor;
using UnityEngine.UI;

namespace TheraBytes.BetterUi.Editor
{
    [CustomEditor(typeof(BetterAxisAlignedLayoutGroup)), CanEditMultipleObjects]
    public class BetterAxisAlignedLayoutGroupEditor
    : BetterHorizontalOrVerticalLayoutGroupEditor<HorizontalOrVerticalLayoutGroup, BetterAxisAlignedLayoutGroup>
    {
        public override void OnInspectorGUI()
        {
            base.DrawPaddingAndSpacingConfigurations();
            ScreenConfigConnectionHelper.DrawGui("Settings", base.settingsConfigs, ref base.settingsFallback, base.DrawSettings);
            
            serializedObject.ApplyModifiedProperties();
        }

        [MenuItem("CONTEXT/HorizontalLayoutGroup/♠ Make Better")]
        public static void MakeBetterHorizontal(MenuCommand command)
        {
            MakeBetter(command, BetterAxisAlignedLayoutGroup.Axis.Horizontal);
        }

        [MenuItem("CONTEXT/VerticalLayoutGroup/♠ Make Better")]
        public static void MakeBetterVertical(MenuCommand command)
        {
            MakeBetter(command, BetterAxisAlignedLayoutGroup.Axis.Vertical);
        }

        static void MakeBetter(MenuCommand command, BetterAxisAlignedLayoutGroup.Axis orientation)
        {
#pragma warning disable 0618
            MarginSizeModifier exPadding = null;
            FloatSizeModifier exSpacing = null;
            BetterHorizontalLayoutGroup h = command.context as BetterHorizontalLayoutGroup;
            if (h != null)
            {
                exPadding = h.PaddingSizer;
                exSpacing = h.SpacingSizer;
            }
            else
            {
                BetterVerticalLayoutGroup v = command.context as BetterVerticalLayoutGroup;
                if (v != null)
                {
                    exPadding = v.PaddingSizer;
                    exSpacing = v.SpacingSizer;
                }
            }

#pragma warning restore 0618

            var lg = MakeBetterLogic(command);


            if (lg != null)
            {
                lg.Orientation = orientation;

                if (exPadding != null)
                {
                    CopySizerValues(exPadding, lg.PaddingSizer);
                    exPadding.ModLeft.CopyTo(lg.PaddingSizer.ModLeft);
                    exPadding.ModRight.CopyTo(lg.PaddingSizer.ModRight);
                    exPadding.ModTop.CopyTo(lg.PaddingSizer.ModTop);
                    exPadding.ModTop.CopyTo(lg.PaddingSizer.ModBottom);
                }

                if (exSpacing != null)
                {
                    CopySizerValues(exSpacing, lg.SpacingSizer);
                    exSpacing.Mod.CopyTo(lg.SpacingSizer.Mod);
                }
            }
        }

        static void CopySizerValues<T>(ScreenDependentSize<T> source, ScreenDependentSize<T> target)
        {
            target.MinSize = source.MinSize;
            target.MaxSize = source.MaxSize;
            target.OptimizedSize = source.OptimizedSize;
        }
        
    }

}