//
// Mecanimのアニメーションデータが、原点で移動しない場合の Rigidbody付きコントローラ
// サンプル
// 2014/03/13 N.Kobyasahi
//
using UnityEngine;
using System.Collections;
using UnityEngine.UI;



[RequireComponent(typeof (Animator))]
[RequireComponent(typeof (CapsuleCollider))]
[RequireComponent(typeof (Rigidbody))]

public class UnityChanControlScriptWithRgidBody : MonoBehaviour
{
    /// <summary>
    /// 
    /// </summary>
    public static UnityChanControlScriptWithRgidBody instance;
    public float animSpeed = 1.5f;				
	public float lookSmoother = 3.0f;			
	public bool useCurves = true;               
    public Text txt;										
	public float useCurvesHeight = 0.5f;	

	
	// 前進速度
	public float forwardSpeed = 7.0f;
	// 後退速度
	public float backwardSpeed = 2.0f;
	// 旋回速度
	public float rotateSpeed = 2.0f;
	
	public float jumpPower = 3.0f; 
	
	private CapsuleCollider col;
	private Rigidbody rb;
	
	private Vector3 velocity;

	private float orgColHight;
	private Vector3 orgVectColCenter;
	
	private Animator anim;							
	private AnimatorStateInfo currentBaseState;			

	private GameObject cameraObject;	
		
	static int idleState = Animator.StringToHash("Base Layer.Idle");
	static int locoState = Animator.StringToHash("Base Layer.Locomotion");
	static int jumpState = Animator.StringToHash("Base Layer.Jump");
	static int restState = Animator.StringToHash("Base Layer.Rest");
   // public GameObject anniuobj;
    public int ybindex;
    private float oldtime;


    [SerializeField]
    [Tooltip("鼠标移动灵敏度")]
    public float sensitivity = 2;
    [Tooltip("移动中平滑")]
    public float smoothing = 1.5f;
    Vector2 v;
    Vector2 frameVelocity;

    private void Awake()
    {
        instance = this;
    }


    // 初期化
    void Start ()
	{
		
		anim = GetComponent<Animator>();
		
		col = GetComponent<CapsuleCollider>();
		rb = GetComponent<Rigidbody>();
		
		cameraObject = GameObject.FindWithTag("MainCamera");
		
		orgColHight = col.height;
		orgVectColCenter = col.center;
        ybindex = 2;
        oldtime = Time.time;
    }
    Quaternion camaeraXAngle;//获取鼠标X轴偏移量当摄像机旋转角度
    Quaternion camaeraYAngle;//获取鼠标Y轴偏移量当摄像机旋转角度

   
    void FixedUpdate()
    {
        float h = 0;
        h = Input.GetAxis("Horizontal");
        float v = Input.GetAxis("Vertical");
        anim.SetFloat("Speed", v);
        anim.SetFloat("Direction", h);


        anim.speed = animSpeed;
        currentBaseState = anim.GetCurrentAnimatorStateInfo(0);
        rb.useGravity = true;

        velocity = new Vector3(0, 0, v);

        velocity = transform.TransformDirection(velocity);
        if (v > 0.1)
        {
            velocity *= forwardSpeed;
        }
        else if (v < -0.1)
        {
            velocity *= backwardSpeed;
        }
        transform.localPosition += velocity * Time.fixedDeltaTime;
        if (Input.GetKey(KeyCode.Mouse1))
        {
            MouseRotate();
        }
        if (currentBaseState.nameHash == locoState)
        {
            if (useCurves)
            {
                resetCollider();
            }
        }
        else if (currentBaseState.nameHash == jumpState)
        {
            cameraObject.SendMessage("setCameraPositionJumpView");

            if (!anim.IsInTransition(0))
            {


                if (useCurves)
                {

                    float jumpHeight = anim.GetFloat("JumpHeight");
                    float gravityControl = anim.GetFloat("GravityControl");
                    if (gravityControl > 0)
                        rb.useGravity = false;


                    Ray ray = new Ray(transform.position + Vector3.up, -Vector3.up);
                    RaycastHit hitInfo = new RaycastHit();
                    if (Physics.Raycast(ray, out hitInfo))
                    {
                        if (hitInfo.distance > useCurvesHeight)
                        {
                            col.height = orgColHight - jumpHeight;
                            float adjCenterY = orgVectColCenter.y + jumpHeight;
                            col.center = new Vector3(0, adjCenterY, 0);
                        }
                        else
                        {
                            resetCollider();
                        }
                    }
                }
                anim.SetBool("Jump", false);
            }
        }
        else if (currentBaseState.nameHash == idleState)
        {
            if (useCurves)
            {
                resetCollider();
            }
            if (Input.GetButtonDown("Jump"))
            {
                anim.SetBool("Rest", true);
            }
        }
        else if (currentBaseState.nameHash == restState)
        {
            if (!anim.IsInTransition(0))
            {
                anim.SetBool("Rest", false);
            }
        }
    }
    void resetCollider()
    {
        col.height = orgColHight;
        col.center = orgVectColCenter;
    }

    bool isInit;
    void MouseRotate()
    {
        Vector2 mouseDelta = new Vector2(Input.GetAxisRaw("Mouse X"), Input.GetAxisRaw("Mouse Y"));
        Vector2 rawFrameVelocity = Vector2.Scale(mouseDelta, Vector2.one * sensitivity);
        frameVelocity = Vector2.Lerp(frameVelocity, rawFrameVelocity, 1 / smoothing);
        v += frameVelocity;
        v.y = Mathf.Clamp(v.y, -60, 60);
        transform.localRotation = Quaternion.AngleAxis(v.x-90, Vector3.up);
    }

}