SoldierLook

public class soliderlook : MonoBehaviour
{

    public static soliderlook instance;

    [Header ( "DRAG THE TARGET  WHICH ENEMY WANTS TO LOOK" )]
    public Transform player;

    [Header ( "AT WHAT DISTANCE YOU WANT THIS ENEMY TO FOLLOW PLAYER " )]
    public int distance = 30;
    public int AtWhatdistanceEnemyToStop = 4;
    public int AtWhatdistanceEnemyToStopMax = 8;

    [Header ( "DRAG THE NAV MESH AGENT THAT YOU CREATED ON THIS ENEMY" )]
    public NavMeshAgent agent;

    // Private Variables
    private Animator anim;
    bool isDead = false;
    private Solidertarget st;

    [Header ( "ENTER YOUR ANIMATION PARAMETER NAMES" )]
    public string Run = "Run";
    public string idlefire = "IdleFire";
    public string idle = "idle";
    public string Reload = "Reload";
    public string Patrolling = "Walk";
    public string CrouchingFire = "CrouchingIdle";
    public string CrouchingReload = "CrouchingReload";
    public string CrouchingWalking = "CrouchingWalking";
    public string Sprinting = "Sprinting";
    //  public string WalkingLeft = "Left";
    //  public string WalkingRight = "Right";
    //  public float ChangeFiringMovements = 2f;

    [Header ( "DRAG SOLDIER FIRING SCRIPT ATTACHED TO THIS GAMEOBJECT CHILD" )]
    public SoliderFirering SoldierFiringScript;

    bool Soldierfire = false;

    [HideInInspector]
    public float MyAgentSpeed;

    [Header ( "LOOKING ROTATION SPEED AND THE ENEMY EYES" )]
    public float rotationSpeed = 3f;
    public bool EnemyEyes = false;
    public int eyesAngles = 60;

    [Header ( "IF TRUE THAN ENEMY STARTS PATROLLING" )]
    public bool IsPatrolling = false;
    public float PatrollingSpeed;
    public float TimeToChangePatrollingPoint;
    public bool MyOwnRandompoints = false;
    public Transform [ ] RandompointsForPetrolling;

    [Header ( "COVER SYSTEM" )]
    public bool IsTakingCover = false;
    public bool ReachedHidingPoint = false;

    int Randomise;
    float angle;
    bool OnceActivation = false;
    [HideInInspector]
    public Vector3 Target;
    float Timer;
    float SaveTime;
    [HideInInspector]
    public GameObject DetermineCrouchingPositon;
    bool CheckAiReached = false;
    int StoreDistance;
    [HideInInspector]
    public bool RemoveCover = false;

    private void Awake ( )
    {
        if ( instance == null )
        {
            instance = this;
        }
    }
    void Start ( )
    {

        st = GetComponent<Solidertarget> ( );
        anim = GetComponentInChildren<Animator> ( );
        agent = GetComponent<NavMeshAgent> ( );

        SaveTime = TimeToChangePatrollingPoint;
        MyAgentSpeed = agent.speed;
        TimeToChangePatrollingPoint = Timer;
        StartCoroutine ( ChangeDestination ( ) );
        StoreDistance = AtWhatdistanceEnemyToStop;

    }


    void SetAnims( string animName = null )
    {
        anim.SetBool ( Run, false );
        anim.SetBool ( idlefire, false );
        anim.SetBool ( Reload, false );
        anim.SetBool ( idle, false );
        anim.SetBool ( Sprinting, false );
        if ( animName != null )
            anim.SetBool ( animName, true );
    }


    void FixedUpdate ( )
    {
        Timer += Time.deltaTime;
        Vector3 dir = player.position - this.transform.position;
        if ( EnemyEyes == true )
        {
            angle = Vector3.Angle ( dir, this.transform.forward );
        }

        if ( Soldierfire )
        {
            var newRotation = Quaternion.Slerp ( transform.rotation, Quaternion.LookRotation ( player.position - transform.position ), rotationSpeed * Time.deltaTime ).eulerAngles;
            newRotation.x = 0;
            newRotation.z = 0;
            transform.rotation = Quaternion.Euler ( newRotation );
            agent.isStopped = true;
            SetAnims ( idlefire );
            //  anim.SetBool(CrouchingFire, false);
            SoldierFiringScript.FireNow = true;
            return;
        }



        if ( Vector3.Distance ( player.position, this.transform.position ) < distance && isDead == false && angle < eyesAngles )
        {
            if ( Gunscript.instance != null )
                Gunscript.instance.playershoot = true;

            dir.y = 0;

            anim.SetBool ( idle, false );

            Debug.Log ( dir.magnitude );
            if ( dir.magnitude > AtWhatdistanceEnemyToStop )
            {
                RemoveCover = true;
                var newRotation = Quaternion.Slerp ( transform.rotation, Quaternion.LookRotation ( player.position - transform.position ), rotationSpeed * Time.deltaTime ).eulerAngles;
                newRotation.x = 0;
                newRotation.z = 0;
                transform.rotation = Quaternion.Euler ( newRotation );

                if ( !SoldierFiringScript.isreloading )
                {
                    ReachedHidingPoint = false;
                    agent.destination = player.position;
                    this.transform.Translate ( 0, 0, 0.01f );
                    agent.speed = MyAgentSpeed;
                    agent.isStopped = false;
                    SetAnims ( Run );
                    anim.SetBool ( CrouchingFire, false );
                    anim.SetBool ( CrouchingReload, false );
                }
                else
                {
                    agent.speed = 0;
                    agent.isStopped = true;
                    SetAnims ( Reload );
                }
                SoldierFiringScript.FireNow = false;
            }
            else
            {
                RemoveCover = false;

                if ( !IsTakingCover )
                {
                    var newRotation = Quaternion.Slerp ( transform.rotation, Quaternion.LookRotation ( player.position - transform.position ), rotationSpeed * Time.deltaTime ).eulerAngles;
                    newRotation.x = newRotation.z = 0;
                    transform.rotation = Quaternion.Euler ( newRotation );
                    agent.isStopped = true;
                    if ( !SoldierFiringScript.isreloading )
                    {
                        SetAnims ( idlefire );
                        SoldierFiringScript.FireNow = true;
                    }
                    else
                    {
                        SetAnims ( Reload );
                        SoldierFiringScript.FireNow = false;
                    }
                }
                else
                {
                    var rotationDelta = SoldierFiringScript.isreloading ? rotationSpeed * Time.deltaTime : 15f * Time.deltaTime;
                    var lookAt = ReachedHidingPoint ? player.position : DetermineCrouchingPositon.transform.position;

                    var newRotation = Quaternion.Slerp ( transform.rotation, Quaternion.LookRotation ( lookAt - transform.position ), rotationDelta ).eulerAngles;
                    newRotation.x = newRotation.z = 0;
                    transform.rotation = Quaternion.Euler ( newRotation );

                    if ( !ReachedHidingPoint )
                    {
                        agent.destination = DetermineCrouchingPositon.transform.position;
                        agent.isStopped = false;
                        agent.speed = MyAgentSpeed;
                        transform.Translate ( 0, 0, 0.01f );
                        SetAnims ( Sprinting );
                        SoldierFiringScript.FireNow = false;
                    }
                    else
                    {
                        agent.isStopped = true;
                        agent.speed = 0f;
                        SetAnims ( );
                        anim.SetBool ( CrouchingFire, true );
                        anim.SetBool ( CrouchingReload, false );
                        SoldierFiringScript.FireNow = true;
                    }
                }
            }
        }
        else
        {
            if ( IsPatrolling == false )
            {
                agent.isStopped = false;
                SetAnims ( idle );
                SoldierFiringScript.FireNow = false;
            }
            else
            {
                if ( Timer >= TimeToChangePatrollingPoint )
                {
                    if ( MyOwnRandompoints == true )
                    {
                        CreateRandomDestiationForPetrolling ( );
                        agent.destination = RandompointsForPetrolling [ Randomise ].transform.position;
                    }
                    else
                    {
                        NewTargets ( );
                    }
                    agent.isStopped = false;
                    this.transform.Translate ( 0, 0, 0.01f );
                    agent.speed = PatrollingSpeed;
                    SetAnims ( Patrolling );
                    SoldierFiringScript.FireNow = false;
                    Timer = 0;
                }
            }
        }

        if ( st.health <= 0f )
        {
            isDead = true;
            agent.isStopped = isDead ;
        }
    }


    public void CreateRandomDestiationForPetrolling ( )
    {
        Randomise = Random.Range ( 0, RandompointsForPetrolling.Length );
    }


    public void NewTargets ( )
    {
        float myX = transform.position.x;
        float myZ = transform.position.z;

        float Xpos = myX + Random.Range ( myX - 100f, myX + 100f );
        float zpos = myZ + Random.Range ( myZ - 100f, myZ + 100f );

        Target = new Vector3 ( Xpos, gameObject.transform.position.y, zpos );
        agent.SetDestination ( Target );

    }

    IEnumerator ChangeDestination ( )
    {
        yield return new WaitForSeconds ( 1f );
        TimeToChangePatrollingPoint = SaveTime;
    }
}