using AppUI.Localization;
using AppUI.Util.Input;
using TMPro;
using UnityEditor;
using UnityEngine;

namespace AppUI.Editor
{
    [CustomEditor(typeof(AppUITMPInputField))]
    public class AppUITMPInputFieldEditor : UnityEditor.Editor
    {
        SerializedProperty _titleKey;
        SerializedProperty _title;
        SerializedProperty _placeholderKey;
        SerializedProperty _placeholder;
        SerializedProperty _kind;
        SerializedProperty _titleLabel;
        SerializedProperty _inputField;
        SerializedProperty _actionBar;
        SerializedProperty _minLength;
        SerializedProperty _maxLength;
        SerializedProperty _required;
        SerializedProperty _clickOnly;
        SerializedProperty _onClick;

        void OnEnable()
        {
            _titleKey = serializedObject.FindProperty("titleKey");
            _title = serializedObject.FindProperty("title");
            _placeholderKey = serializedObject.FindProperty("placeholderKey");
            _placeholder = serializedObject.FindProperty("placeholder");
            _kind = serializedObject.FindProperty("kind");
            _titleLabel = serializedObject.FindProperty("titleLabel");
            _inputField = serializedObject.FindProperty("inputField");
            _actionBar = serializedObject.FindProperty("actionBar");
            _minLength = serializedObject.FindProperty("minLength");
            _maxLength = serializedObject.FindProperty("maxLength");
            _required = serializedObject.FindProperty("required");
            _clickOnly = serializedObject.FindProperty("clickOnly");
            _onClick = serializedObject.FindProperty("onClick");
        }

        public override void OnInspectorGUI()
        {
            serializedObject.Update();

            EditorGUILayout.LabelField("TMPInput 通用输入", EditorStyles.boldLabel);
            EditorGUILayout.HelpBox(
                "Title Key / Placeholder Key 优先于下方明文，走 AppUILocalization（新表优先 + 旧表回退）。",
                MessageType.Info);

            var changed = false;
            EditorGUI.BeginChangeCheck();
            EditorGUILayout.PropertyField(_titleKey, new GUIContent("Title Key"));
            EditorGUILayout.PropertyField(_title, new GUIContent("Title 文案（fallback）"));
            EditorGUILayout.PropertyField(_placeholderKey, new GUIContent("Placeholder Key"));
            EditorGUILayout.PropertyField(_placeholder, new GUIContent("Placeholder（fallback）"));
            EditorGUILayout.PropertyField(_kind, new GUIContent("输入类型"));
            if (EditorGUI.EndChangeCheck())
                changed = true;

            if (changed)
            {
                serializedObject.ApplyModifiedProperties();
                ApplyKindToTargets();
                RefreshLocalizedPreview();
            }

            if (GUILayout.Button("重新应用类型默认配置到 InputField"))
            {
                serializedObject.ApplyModifiedProperties();
                ApplyKindToTargets();
            }

            if (GUILayout.Button("刷新多语言 Title / Placeholder"))
            {
                serializedObject.ApplyModifiedProperties();
                RefreshLocalizedPreview();
            }

            EditorGUILayout.Space(8);
            EditorGUILayout.LabelField("引用", EditorStyles.boldLabel);
            EditorGUILayout.PropertyField(_titleLabel);
            EditorGUILayout.PropertyField(_inputField);
            EditorGUILayout.PropertyField(_actionBar);

            EditorGUILayout.Space(8);
            EditorGUILayout.LabelField("校验", EditorStyles.boldLabel);
            EditorGUILayout.PropertyField(_required);
            EditorGUILayout.PropertyField(_minLength, new GUIContent("最小长度 (0=默认)"));
            EditorGUILayout.PropertyField(_maxLength, new GUIContent("最大长度 (0=默认)"));

            EditorGUILayout.Space(8);
            EditorGUILayout.LabelField("仅点击", EditorStyles.boldLabel);
            EditorGUILayout.PropertyField(_clickOnly, new GUIContent("仅点击模式"));
            EditorGUILayout.PropertyField(_onClick, new GUIContent("On Click"));

            serializedObject.ApplyModifiedProperties();

            if (!Application.isPlaying && targets.Length == 1 && targets[0] is AppUITMPInputField preview)
            {
                EditorGUILayout.Space(8);
                var contentHint = preview.InputField != null
                    ? preview.InputField.contentType.ToString()
                    : "(未绑定 InputField)";
                EditorGUILayout.HelpBox(
                    $"预览 TrimmedText: \"{preview.TrimmedText}\" | ContentType: {contentHint}",
                    MessageType.None);
            }
        }

        void RefreshLocalizedPreview()
        {
            AppUILocalization.Reload();

            foreach (var t in targets)
            {
                if (t is not AppUITMPInputField field)
                    continue;

                Undo.RecordObject(field, "Refresh AppUI Input Localization");
                if (field.InputField != null)
                    Undo.RecordObject(field.InputField, "Refresh AppUI Input Localization");

                field.ApplyLocalizedTexts();
                EditorUtility.SetDirty(field);
            }
        }

        void ApplyKindToTargets()
        {
            foreach (var t in targets)
            {
                if (t is not AppUITMPInputField field)
                    continue;

                Undo.RecordObject(field, "Apply AppUI Input Kind");
                if (field.InputField != null)
                    Undo.RecordObject(field.InputField, "Apply AppUI Input Kind");

                field.ApplyKindSettings();

                EditorUtility.SetDirty(field);
                if (field.InputField != null)
                    EditorUtility.SetDirty(field.InputField);
            }
        }
    }
}