using TyphoonGUIStyle;
using UnityEditor;
using UnityEngine;

namespace TyphoonUI
{
    [CustomEditor(typeof(UIManagerMonitor))]
    internal class UIManagerEditor : Editor
    {
        private UIManagerMonitor Self => target as UIManagerMonitor;

        private bool _foldoutPackages = true;

        public override void OnInspectorGUI()
        {
            base.OnInspectorGUI();

            #region 绘制package

            var packages = Self.UIPackages;
            if (packages != null)
            {
                GUILayout.Space(10);
                var titleRect = GUIDrawer.DrawTitleLabel("UIPackages", GUILayout.Height(24));
                var btnFoldoutPackages = titleRect;
                btnFoldoutPackages.width = 60;
                btnFoldoutPackages.height -= 8;
                btnFoldoutPackages.center = titleRect.center;
                btnFoldoutPackages.x = titleRect.xMax - 4 - btnFoldoutPackages.width;
                if (GUI.Button(btnFoldoutPackages, _foldoutPackages ? "收起" : "展开"))
                {
                    _foldoutPackages = !_foldoutPackages;
                }

                if (_foldoutPackages)
                {
                    foreach (var kv in packages)
                    {
                        var value = kv.Value;
                        EditorGUILayout.ObjectField(value, typeof(Object), false);
                    }
                }
            }

            #endregion

            #region 绘制面板

            {
                GUILayout.Space(10);
                GUIDrawer.DrawTitleLabel("UIPanels", GUILayout.Height(24));
                var panels = Self.Panels;
                var layers = Self.LayerPanels;
                foreach (var kv in layers)
                {
                    var key = kv.Key;
                    var value = kv.Value;
                    GUILayout.Space(5);
                    GUILayout.Label(key.ToString(), Styles.BoldLabel);
                    GUILayout.BeginHorizontal();
                    GUILayout.Space(22);
                    foreach (var element in value)
                    {
                        if (panels.TryGetValue(element, out var match))
                        {
                            EditorGUILayout.ObjectField(match, typeof(Object), false);
                        }
                        else
                        {
                            EditorGUILayout.ObjectField(null, typeof(Object), false);
                        }
                    }

                    GUILayout.EndHorizontal();
                }
            }

            #endregion
            
            Repaint();
        }
    }
}