using System;
using System.Collections.Generic;
using SubAssetsToolbox.Editor;
using UnityEditor;
using UnityEditor.Animations;
using UnityEngine;
using UnityEngine.Audio;
using UnityEngine.U2D;

namespace SubAssetsToolbox.Utilities
{
    public static class ExtensionMap
    {
        public static string GetFileExtensionByType(Type t)
        {
            if (_extensions.TryGetValue(t, out string ext))
                return ext;
            else
            {
                if(!typeof(ScriptableObject).IsAssignableFrom(t))
                    Debug.LogWarning(Constants.ExtensionDefaultedToAsset);
                
                return "asset";
            }
        }

        private static readonly Dictionary<Type, string> _extensions = new()
        {
            // Rendering / Shaders
            { typeof(Material), "mat" },
            { typeof(Shader), "shader" },
            { typeof(ComputeShader), "compute" },
            { typeof(ShaderVariantCollection), "shadervariants" },
            { typeof(LightmapParameters), "giparams" },
            { typeof(LightingSettings), "lighting" },

            // Animation
            { typeof(AnimationClip), "anim" },
            { typeof(AnimatorController), "controller" },
            { typeof(AnimatorOverrideController), "overrideController" },
            { typeof(AvatarMask), "mask" },
            { typeof(Avatar), "avatar" },

            // Physics
#if UNITY_6000_0_OR_NEWER
            { typeof(PhysicsMaterial), "physicsMaterial" },
#else
            { typeof(PhysicMaterial), "physicMaterial" },
#endif
            { typeof(PhysicsMaterial2D), "physicsMaterial2D" },

            // Audio
            { typeof(AudioMixer), "mixer" },

            // 2D
            { typeof(SpriteAtlas), "spriteatlas" },

            // Textures
            { typeof(Cubemap), "cubemap" },
            { typeof(RenderTexture), "rendertexture" },

            // 3D
            { typeof(Mesh), "mesh" },
            { typeof(TerrainLayer), "terrainlayer" },

            // GUI
            { typeof(Font), "fontsettings" },
            { typeof(GUISkin), "guiskin" },

            // Effects
            { typeof(Flare), "flare" },
            { typeof(LightingDataAsset), "lighting" }
        };
    }
}