using System;

    using System.Collections;

    using System.Collections.Generic;

    using UnityEngine;

​

    public class PlayerControl : MonoBehaviour {

​

        [Header("plyer status")]

        public int Lives;

        public int Hp;

        public int maxhp;

        private bool smokeCraeted=false;

        private GameObject spawnesmoke;

​

        [Header("player movement")]

        [Tooltip("this is horizontal speed.")]

        [Range(0,2)]

​

        public float hspeed=1;

        [Tooltip("this is vertical speed.")]

        [Range(0,2)]

​

        public float vspeed=1;

        [Tooltip("this is default speed")]

        [Range(0,2)]

        public float defultSpeed;

​

        private Animator animator;

        private Rigidbody2D rb;

​

        [Header("shoting system")]

        public GameObject bullet;

        [Range(0,5)]

        public float bulletSpeed;

        public Transform GunTip;

        private GameObject spawnedBullets;

        [Range(0,2)]

        public float fireRate;

​

        private float lastbulletTime;

        [Range(0,4)]

​

        public float bulletlife;

        [Header("props")]

        public GameObject smoke;

        public GameObject explosion;

        public GameObject propeler;

​

    // Use this for initialization

        void Start () {

            animator = GetComponent<Animator>();

            Hp=maxhp;

        }

​

    // Update is called once per frame

        void Update () {

            rb.velocity=new Vector2(rb.velocity.x,defultSpeed);

​

            if (Input.GetButton("Fire1")) {

                shoting();

            }

    //player smoke

            if (Hp <= 1 && !smokeCraeted) {

                spawnesmoke= (GameObject) Instantiate(smoke,transform.position,Quaternion.Euler(-90,0,0));

                smokeCraeted=true;

                }else if (Hp>1&&smokeCraeted) {

                    spawnesmoke.GetComponent<ParticleSystem>().startColor=new Color(1,1,1,0);

    //destroy spawnesmoke after 0.5 second.

                    Destroy(spawnesmoke,1);

                    smokeCraeted=false;

                }

​

                if(spawnesmoke!=null) {

    //move the smoke with the plane.

                    spawnesmoke.transform.position=transform.position;

                }

​

                if (Hp<=0&&Lives>0)

​

                transform.position=new Vector3(transform.position.x,transform.position.y,transform.position.z+Time.deltaTime*3);

​

                if (transform.position.z>=20) {

    //to instantiate explosion.

                    GameObject exspawn=(GameObject) Instantiate(explosion,transform.position,Quaternion.Euler(0,0,0));

    //to reteurn hp to normal state 

                    Hp=maxhp;

    //to hide the player

                    GetComponent<SpriteRenderer>().enabled=false;

                    Destroy(propeler,0.1f);

                    defultSpeed=0.2f; 

                }

            }

        }

​

        void FixedUpdate() {

​

            if (Input.GetAxisRaw("Vertical")>0) {

                rb.velocity=new Vector2(rb.velocity.x,defultSpeed-vspeed);

            }else if (Input.GetAxisRaw("Vertical")<0) { 

                rb.velocity=new Vector2(rb.velocity.x,defultSpeed+vspeed); 

            }

​

    // لجعل اللاعب يتجه للامام دائما دون توقف

            rb=GetComponent<Rigidbody2D>();

            if (Input.GetAxisRaw("Horizontal")>0) {

                rb.velocity = new Vector2 (hspeed,rb.velocity.y);

    //animation control

    //عند الاتجاه الى لليمين شغل الانيميشين الي تدي لليمين

                animator.SetBool("left",true);

                animator.SetBool("right",false);

                }else if(Input.GetAxisRaw ("Horizontal")<0) {

                    rb.velocity = new Vector2 (-hspeed,rb.velocity.y);

    //عند الاتجاه الى اليسار شغل الانيميشين الي تدي لليسار

                    animator.SetBool("right",true);

                    animator.SetBool("left",false);

                }else{

                    rb.velocity = new Vector2 (0,rb.velocity.y);

    //عند الاتجاه الى اليسار شغل الانيميشين الي تدي لليسار

                    animator.SetBool("right",false);

                    animator.SetBool("left",false);

                }

        }

    //shoting function

            void shoting() {

    //تايم دورت تايم هو الوقت منذ بداية اللعبة

    //فاير رايت هو الوقت بين رصاصة ورصاصة اخرى

                if(Time.time>fireRate+lastbulletTime) {

                    spawnedBullets=(GameObject) Instantiate(bullet,GunTip.position,Quaternion.Euler(0,0,0));

                    Rigidbody2D brb= spawnedBullets.GetComponent<Rigidbody2D>();

                    brb.velocity=new Vector3(0,bulletSpeed,0);

                    lastbulletTime=Time.time;

                    Destroy(spawnedBullets,bulletlife);

                }

            }