using UnityEngine;
using UnityEngine.UI;

using System;
using System.Collections;
using System.Collections.Generic;

public static class Extension
{
    #region List

    public static T Last<T>(this List<T> list, int index)
    {
        return list[list.Count - 1 - index];
    }

    public static bool Valid<T>(this List<T> list)
    {
        if (list == null || list.Count == 0)
        {
            return false;
        }
        else
        {
            return true;
        }
    }

    public static bool UniqueAdd<T>(this List<T> list, T obj)
    {
        if (list.Contains(obj) == false)
        {
            list.Add(obj);

            return true;
        }
        else
        {
            return false;
        }
    }

    #endregion

    #region Scale

    public static Vector3 GetScale(this Transform tra)
    {
        Vector3 scale = tra.localScale;

        while (tra.parent != null)
        {
            float x = scale.x*tra.parent.localScale.x;
            float y = scale.y*tra.parent.localScale.y;
            float z = scale.z*tra.parent.localScale.z;

            scale = new Vector3(x, y, z);

            tra = tra.parent;
        }

        return scale;
    }

    #endregion

    #region Move

    public static void MoveVec(this Component comp, Vector3 destination, float duration, Curve curve)
    {
        ManaAnim.MoveVec(comp.transform, destination, duration, curve);
    }


    public static MoveVec GetMoveVec(this Component comp)
    {
        return ManaAnim.GetMoveVec(comp.transform);
    }

    public static MoveVec CreateMoveVec(this Component comp)
    {
        return ManaAnim.CreateMoveVec(comp.transform);
    }

    #endregion

    #region Alpha

    public static void SetAlpha(this Graphic graphic, float alpha)
    {
        graphic.color = new Color(graphic.color.r, graphic.color.g, graphic.color.b, alpha);
    }

    public static void SetAlpha(this TextMesh textMesh, float alpha)
    {
        textMesh.color = new Color(textMesh.color.r, textMesh.color.g, textMesh.color.b, alpha);
    }

    public static void SetAlpha(this SpriteRenderer sR, float alpha)
    {
        sR.color = new Color(sR.color.r, sR.color.g, sR.color.b, alpha);
    }

    #endregion

    #region Sprite

    public static Sprite GetSprite(this Component comp)
    {
        return comp.GetComponent<Image>().sprite;
    }

    #endregion

    #region Regist

    public static void AddScript<T>(this Component comp)
    {
        AddScript<T>(comp.gameObject);
    }

    public static void AddScript<T>(this GameObject go)
    {
        Component comp = go.AddComponent(typeof(T));

        if (comp is Regist)
        {
            Initializer.RegistList.Add((Regist) comp);
        }
    }

    #endregion

    #region String

    public static string Replace(this string str, int startIndex, int endIndex, string newStr)
    {
        str = str.Remove(startIndex, endIndex - startIndex + 1);

        str = str.Insert(startIndex, newStr);

        return str;
    }

    public static string Between(this string str, int startIndex, int endIndex)
    {
        if (startIndex > endIndex)
        {
            return "";
        }
        else if (startIndex == endIndex)
        {
            return str[startIndex].ToString();
        }
        else
        {
            return str.Substring(startIndex, endIndex - startIndex + 1);
        }
    }

    #endregion

    #region Active

    public static void SetActive(this Component comp, bool active)
    {
        comp.gameObject.SetActive(active);
    }

    #endregion

    #region Tween

    public static void TweenForCG(this Component comp)
    {
        ManaAnim.TweenForCG(comp.transform);
    }

    public static void TweenForVec(this Component comp)
    {
        ManaAnim.TweenForVec(comp.transform);
    }

    public static void TweenForGra(this Component comp)
    {
        ManaAnim.TweenForGra(comp.transform);
    }

    public static void TweenForRect(this Component comp)
    {
        ManaAnim.TweenForRect(comp.transform);
    }

    public static void TweenForScale(this Component comp)
    {
        ManaAnim.TweenForScale(comp.transform);
    }

    public static void TweenForAudio(this Component comp)
    {
        ManaAnim.TweenForAudio(comp.transform);
    }


    public static void TweenBacCG(this Component comp)
    {
        ManaAnim.TweenBacCG(comp.transform);
    }

    public static void TweenBacVec(this Component comp)
    {
        ManaAnim.TweenBacVec(comp.transform);
    }

    public static void TweenBacGra(this Component comp)
    {
        ManaAnim.TweenBacGra(comp.transform);
    }

    public static void TweenBacRect(this Component comp)
    {
        ManaAnim.TweenBacRect(comp.transform);
    }

    public static void TweenBacScale(this Component comp)
    {
        ManaAnim.TweenBacScale(comp.transform);
    }

    public static void TweenBacAudio(this Component comp)
    {
        ManaAnim.TweenBacAudio(comp.transform);
    }


    public static TweenCG GetTweenCG(this Component comp)
    {
        return ManaAnim.GetTweenCG(comp.transform);
    }

    public static TweenVec GetTweenVec(this Component comp)
    {
        return ManaAnim.GetTweenVec(comp.transform);
    }

    public static TweenGra GetTweenGra(this Component comp)
    {
        return ManaAnim.GetTweenGra(comp.transform);
    }

    public static TweenRect GetTweenRect(this Component comp)
    {
        return ManaAnim.GetTweenRect(comp.transform);
    }

    public static TweenScale GetTweenScale(this Component comp)
    {
        return ManaAnim.GetTweenScale(comp.transform);
    }

    public static TweenAudio GetTweenAudio(this Component comp)
    {
        return ManaAnim.GetTweenAudio(comp.transform);
    }


    public static TweenCG CreateTweenCG(this Component comp, float origin, float destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenCG(comp.transform, origin, destination, duration, originActive, destActive, curve);
    }

    public static TweenCG CreateTweenCG(this Component comp, float destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenCG(comp.transform, destination, duration, originActive, destActive, curve);
    }

    public static TweenGra CreateTweenGra(this Component comp, Color origin, Color destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenGra(comp.transform, origin, destination, duration, originActive, destActive, curve);
    }

    public static TweenGra CreateTweenGra(this Component comp, Color destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenGra(comp.transform, destination, duration, originActive, destActive, curve);
    }

    public static TweenVec CreateTweenVec(this Component comp, Vector3 origin, Vector3 destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenVec(comp.transform, origin, destination, duration, originActive, destActive, curve);
    }

    public static TweenVec CreateTweenVec(this Component comp, Vector3 destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenVec(comp.transform, destination, duration, originActive, destActive, curve);
    }

    public static TweenRect CreateTweenRect(this Component comp, Vector3 origin, Vector3 destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenRect(comp.transform, origin, destination, duration, originActive, destActive, curve);
    }

    public static TweenRect CreateTweenRect(this Component comp, Vector3 destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenRect(comp.transform, destination, duration, originActive, destActive, curve);
    }

    public static TweenScale CreateTweenScale(this Component comp, Vector3 origin, Vector3 destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenScale(comp.transform, origin, destination, duration, originActive, destActive, curve);
    }

    public static TweenScale CreateTweenScale(this Component comp, Vector3 destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenScale(comp.transform, destination, duration, originActive, destActive, curve);
    }

    public static TweenAudio CreateTweenAudio(this Component comp, float origin, float destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenAudio(comp.transform, origin, destination, duration, originActive, destActive, curve);
    }

    public static TweenAudio CreateTweenAudio(this Component comp, float destination, float duration, bool originActive, bool destActive, Curve curve)
    {
        return ManaAnim.CreateTweenAudio(comp.transform, destination, duration, originActive, destActive, curve);
    }
    
    #endregion

    #region Vector3

    public static void SetX(this Transform tra, float x)
    {
        tra.position = new Vector3(x, tra.position.y, tra.position.z);
    }

    public static void SetY(this Transform tra, float y)
    {
        tra.position = new Vector3(tra.position.x, y, tra.position.z);
    }

    public static void SetZ(this Transform tra, float z)
    {
        tra.position = new Vector3(tra.position.x, tra.position.y, z);
    }

    #endregion

    #region Collider

    public static void SetCollider(this Component comp, bool active)
    {
        BoxCollider2D collider = comp.GetComponent<BoxCollider2D>();

        if (collider)
        {
            collider.enabled = active;
        }
    }

    public static void SetCollider(this GameObject gameObject, bool active)
    {
        gameObject.GetComponent<BoxCollider2D>().enabled = active;
    }

    #endregion

    #region GetChild

    public static Transform GetChild(this Component comp, int index)
    {
        return comp.transform.GetChild(index);
    }

    public static Transform GetChild(this GameObject gameObject, int index)
    {
        return gameObject.transform.GetChild(index);
    }

    #endregion

    #region SetParent

    public static void SetParent(this Component comp, Transform par)
    {
        comp.transform.SetParent(par);
    }

    public static void SetParent(this GameObject go, Transform par)
    {
        go.transform.SetParent(par);
    }

    #endregion

    #region AddComponent

    public static T AddComponent<T>(this Component comp) where T : Component
    {
        return comp.transform.gameObject.AddComponent<T>();
    }

    #endregion
}