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

public class BirdScript : MonoBehaviour
{
    public Rigidbody2D myRigidbody;
    public float flapStrength;
    public LogicScript logic;
    public bool birdIsAlive = true;

    // Start is called before the first frame update
    void Start()
    {
        logic = GameObject.FindGameObjectWithTag("Logic").GetComponent<LogicScript>();
    }

    // Update is called once per frame
    void Update()
    {
        if (Input.GetKeyDown(KeyCode.Space) && birdIsAlive)
        {
            myRigidbody.velocity = Vector2.up * flapStrength;
        }
    }

    private void OnCollisionEnter2D(Collision2D collision)
    {
        logic.gameOver();
        birdIsAlive = false;
    }
}

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

public class PipeMoveScript : MonoBehaviour
{
    public float moveSpeed = 5;
    public float deadZone = -45;

    // Start is called before the first frame update
    void Start()
    {

    }

    // Update is called once per frame
    void Update()
    {
        if (transform.position.x > deadZone)
        {
            Destroy(gameObject);
        }
    }
}

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

public class PipeSpawnScript : MonoBehaviour
{
    public GameObject pipe;
    public float spawnRate = 2;
    private float timer = 0;
    public float heightOffset = 10;

    // Start is called before the first frame update
    void Start()
    {
        spawnPipe();
    }

    // Update is called once per frame
    void Update()
    {
        if (timer < spawnRate)
        {
            timer = timer + Time.deltaTime;
        }
        else
        {
            spawnPipe();
            timer = 0;
        }

    }

    void spawnPipe()
    {
        float lowestPoint = transform.position.y - heightOffset;
        float highestPoint = transform.position.y + heightOffset;

        Instantiate(pipe, new Vector3(transform.position.x, Random.Range(lowestPoint, highestPoint), 0), transform.rotation);
    }
}

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

public class PipeMiddleScript : MonoBehaviour
{
    public LogicScript logic;

    // Start is called before the first frame update
    void Start()
    {
        logic = GameObject.FindGameObjectWithTag("Logic").GetComponent<LogicScript>();
    }

    // Update is called once per frame
    void Update()
    {

    }

    private void OnTriggerEnter2D(Collider2D collision)
    {
        if (collision.gameObject.layer == 3)
        {
            logic.addScore(1);
        }

    }
}

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.SceneManagement;

public class LogicScript : MonoBehaviour
{
    public int playerScore;
    public Text scoreText;
    public GameObject gameOverScreen;

    [ContextMenu("Increase Score")]
    public void addScore(int scoreToAdd)
    {
        playerScore = playerScore + scoreToAdd;
        scoreText.text = playerScore.ToString();
    }

    public void restartGame()
    {
        SceneManager.LoadScene(SceneManager.GetActiveScene().name);
    }

    public void gameOver()
    {
        gameOverScreen.SetActive(true);
    }
}