using System.IO;
using UnityEditor;
using UnityEngine;

namespace SpellBoundAR.Items.Editor
{
    public static class ItemsManipulator
    {
        public static void CreateNewItem<T>(string directory, string filename, string[] labels) where T : ScriptedItemTypeData
        {
            T item = ScriptableObject.CreateInstance(typeof(T)) as T;
            string path = Path.Combine(directory, filename + ".asset");
            SaveItem(item, path, labels);
        }

        private static void SaveItem(ScriptedItemTypeData ariseScriptedItem, string path, string[] labels)
        {
            AssetDatabase.CreateAsset(ariseScriptedItem, path);
            if (labels != null) AssetDatabase.SetLabels(ariseScriptedItem, labels);
            AssetDatabase.SaveAssets();
            AssetDatabase.Refresh();
            EditorUtility.FocusProjectWindow();
            Selection.activeObject = ariseScriptedItem;
        }
        
        public static void AddInstanceToItemType<T>(ScriptedItemTypeData scriptedItemTypeData) where T : ScriptedItemInstanceData
        {
            if (!scriptedItemTypeData) return;
            T instance = ScriptableObject.CreateInstance(typeof(T)) as T;
            if (!instance || string.IsNullOrEmpty(AssetDatabase.GetAssetPath(scriptedItemTypeData))) return;
            scriptedItemTypeData.OnValidate();
            AssetDatabase.AddObjectToAsset(instance, scriptedItemTypeData);
            instance.ScriptedItemTypeData = scriptedItemTypeData;
            scriptedItemTypeData.Instances.Add(instance);
            instance.OnValidate();
            scriptedItemTypeData.OnValidate();
            AssetDatabase.SaveAssets();
        }
        
        public static void RemoveInstanceFromItemType(ScriptedItemInstanceData instance)
        {
            if (!instance) return;
            if (!string.IsNullOrEmpty(AssetDatabase.GetAssetPath(instance)))
            {
                AssetDatabase.RemoveObjectFromAsset(instance);
                ScriptedItemTypeData scriptedItemTypeData = instance.ScriptedItemTypeData;
                if (scriptedItemTypeData) scriptedItemTypeData.ScriptedInstances.RemoveAll(test => test == instance);
                Object.DestroyImmediate(instance);
                if (scriptedItemTypeData) scriptedItemTypeData.OnValidate();
            }
            AssetDatabase.SaveAssets();
        }
    }
}