using UnityEngine;
using UnityEngine.InputSystem;

public class PlayerController : MonoBehaviour
{
    public CharacterController charCon;
    public WeaponsController weaponCon; // Reference to the WeaponsController script
    public float moveSpeed, lookSpeed, jumpPower, runSpeed, camZoomNormal, camZoomOut, camZoomSpeed, minViewAngle, maxViewAngle;
    public InputActionReference moveAction, lookAction, jumpAction, sprintAction, shootAction, reloadAction; // Input actions for movement, looking, jumping, sprinting, shooting, and reloading
    private Vector3 currentMovement;
    private Vector2 rotStore;
    public Camera theCam;
    public float gravityModifier = 2f; // Optional gravity modifier for additional control
    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Start()
    {
        Cursor.lockState = CursorLockMode.Locked;
    }

    // Update is called once per frame
    void Update()
    {
        float yStore = currentMovement.y; // Store the current vertical velocity (e.g., gravity)
        //Handle Movement
        Vector2 moveInput = moveAction.action.ReadValue<Vector2>();
        //currentMovement = new Vector3(moveInput.x * moveSpeed, 0f, moveInput.y * moveSpeed);
        Vector3 moveForward = transform.forward * moveInput.y;
        Vector3 moveSideways = transform.right * moveInput.x;
        //Handle Sprinting
        if (sprintAction.action.IsPressed() && charCon.isGrounded) // Check if sprint action is pressed and character is grounded
        {
            currentMovement = (moveForward + moveSideways).normalized * runSpeed; // Increase speed when sprinting
            if (currentMovement != Vector3.zero) // Only zoom out if there is movement
            {
                theCam.fieldOfView = Mathf.Lerp(theCam.fieldOfView, camZoomOut, camZoomSpeed * Time.deltaTime); // Zoom out the camera when sprinting
            }
        }
        else
        {
            currentMovement = (moveForward + moveSideways).normalized * moveSpeed; // Normal movement speed
            theCam.fieldOfView = Mathf.Lerp(theCam.fieldOfView, camZoomNormal, camZoomSpeed * Time.deltaTime); // Reset camera zoom when not sprinting
        }
        //currentMovement = (moveForward + moveSideways).normalized * moveSpeed;
        //Handle Gravity
        if (charCon.isGrounded)
        {
            yStore = 0f; // Reset vertical velocity when grounded
        }
        currentMovement.y = yStore + (Physics.gravity.y * Time.deltaTime * gravityModifier); // Preserve vertical velocity (e.g., gravity)
        // Handle Jumping
        if (jumpAction.action.WasPressedThisFrame() && charCon.isGrounded) // Check if jump action is pressed and character is grounded
        {
            currentMovement.y = jumpPower; // Apply jump power when the jump action is pressed
        }
        charCon.Move(currentMovement * Time.deltaTime);
        //Handle Looking
        Vector2 lookInput = lookAction.action.ReadValue<Vector2>();
        lookInput.y = -lookInput.y; // Invert the Y-axis for looking up and down
        rotStore = rotStore + (lookInput * lookSpeed * Time.deltaTime);
        rotStore.y = Mathf.Clamp(rotStore.y, minViewAngle, maxViewAngle);
        transform.rotation = Quaternion.Euler(0f, rotStore.x, 0f);
        theCam.transform.localRotation = Quaternion.Euler(rotStore.y, 0f, 0f);
        //Handle Shooting
        if (shootAction.action.WasPressedThisFrame())
        {
            weaponCon.Shoot(); // Call the Shoot method from WeaponsController when the shoot action is pressed
        }
        if (shootAction.action.IsPressed() && weaponCon.canAutoFire) // Check if shoot action is held and auto fire is enabled
        {
            weaponCon.ShootHeld(); // Call the ShootHeld method from WeaponsController for continuous shooting
        }
        //Handle Reloading
        if (reloadAction.action.WasPressedThisFrame())
        {
            weaponCon.Reload(); // Call the Reload method from WeaponsController when the reload action is pressed
        }
    }
}