FlappyBirdMP/Assets/Scripts/PlayerController.cs

using System.Collections;
using System.Collections.Generic;
using Mirror;
using Unity.VisualScripting;
using UnityEngine;

public class PlayerController : NetworkBehaviour
{
    public PredictedRigidbody2D rb;
    [SyncVar]
    public float yVelocity;

    [SyncVar(hook =nameof(OnPlayerTypeChanged))]
    public string playerTypeString;
    public float gravity= -9f;
    public float movingSpeed = 1f;
    public float jumpForce = 1f;
    public float jumpInterval = 0.1f;
    float jumpTimer =0;
    public Transform rotateVisual;
    public float rotateIntensity = 10f;

    public bool queueJump = false;


    public PlayerType playerType;
    public GameObject masterVisual;
    public GameObject clientVisual;
    public static PlayerController localPlayer;
    void OnValidate()
    {
        if(rb == null){
            rb = GetComponent<PredictedRigidbody2D>();
        }
    }

    void Start()
    {
        if(isLocalPlayer){
            SetPlayerType(GameData.isMaster ? PlayerType.Master : PlayerType.Client);
            localPlayer = this;
        }   
    }

    #region SetPlayerType
    void SetPlayerType(PlayerType type){
        if(isServer){
            setPlayerType(type);
            RpcSetPlayerType(type);
        }else{
            CmdSetPlayerType(type);
        }
    }

    [ClientRpc]
    void RpcSetPlayerType(PlayerType type){
        setPlayerType(type);
    }

    [Command]
    void CmdSetPlayerType(PlayerType type){
        playerTypeString = type.ToString();
        setPlayerType(type);
        RpcSetPlayerType(type);
    }

    void setPlayerType(PlayerType type){
        playerType=type;
        if(type == PlayerType.Master){
            masterVisual.SetActive(true);
            clientVisual.SetActive(false);
        }else{
            masterVisual.SetActive(false);
            clientVisual.SetActive(true);
        }
    }


    void OnPlayerTypeChanged(string oldVal, string newVal){
        playerType = (PlayerType)System.Enum.Parse(typeof(PlayerType), newVal);
        setPlayerType(playerType);
    }


    #endregion
    // Update is called once per frame
    void Update()
    {
        if(!NetGameManager.instance.playerSpawned){
            rb.predictedRigidbody.constraints = RigidbodyConstraints2D.FreezeAll;
            return;
        }else{
            rb.predictedRigidbody.constraints = RigidbodyConstraints2D.None;
        }

        HandleRotation();

        if(isLocalPlayer){
            HandleKeyboardInput();
            HandleMouseInput();
        }
        
        if(isServer || isLocalPlayer){
            HandleJump();
            HandleMovement();
        }
    }

    #region input
    void HandleKeyboardInput(){
        if(Input.GetKeyDown(KeyCode.Space)){
            OnJumpClicked();
        }
    }

    void HandleMouseInput(){
        if(Input.GetMouseButtonDown(0)){
            OnJumpClicked();
        }
    }

    public void OnJumpClicked(){
        if(isServer){
            queueJump = true;
        }else{
            CmdOnJumpClicked();
            queueJump=true;
        }
    }

    [Command]
    void CmdOnJumpClicked(){
        queueJump = true;
    }
    #endregion

    #region Movement
    void HandleMovement(){
        // yVelocity += gravity * Time.deltaTime;
        // transform.position += new Vector3(0, yVelocity * Time.deltaTime, 0);
    }

    void HandleRotation(){
        rotateVisual.rotation = Quaternion.Euler(0, 0, rb.predictedRigidbody.velocity.y * rotateIntensity);
    }

    void HandleJump(){
        if(jumpTimer < jumpInterval){
            jumpTimer += Time.deltaTime;
            return;
        }
        if(queueJump){
            if(jumpTimer >= jumpInterval){
                jumpTimer = 0;
                queueJump = false;
                Jump();
            }
        }
    }

    void Jump(){
        // yVelocity = jumpForce;
        Debug.Log("Jumped at " + NetworkTime.time);
        rb.predictedRigidbody.velocity = new Vector2(rb.predictedRigidbody.velocity.x, jumpForce);
    }
    #endregion

    void OnTriggerEnter2D(Collider2D other)
    {
        if(!isServer){
            return;
        }
        if(other.gameObject.CompareTag("Pipe")){
            Debug.Log("Collided with pipe");
            NetGameManager.instance.GameOver(playerType == PlayerType.Master ? PlayerType.Client : PlayerType.Master);
        }
    }
}