using System;
using UnityEngine;
using UnityEngine.InputSystem;
using Unity.Cinemachine;

// This class receives input from a PlayerInput component and disptaches it
// to the appropriate Cinemachine InputAxis.  The playerInput component should
// be on the same GameObject, or specified in the PlayerInput field.
class CustomInputHandler : InputAxisControllerBase<CustomInputHandler.Reader>
{
    [Header("Input Source Override")]
    public PlayerInput PlayerInput;

    void Awake()
    {
        // // When the PlayerInput receives an input, send it to all the controllers
        // if (PlayerInput == null)
        //     TryGetComponent(out PlayerInput);
        // if (PlayerInput == null)
        //     Debug.LogError("Cannot find PlayerInput component");
        // else
        // {
        //     PlayerInput.notificationBehavior = PlayerNotifications.InvokeCSharpEvents;
        //     PlayerInput.onActionTriggered += (value) =>
        //     {
        //         for (var i = 0; i < Controllers.Count; i++)
        //             Controllers[i].Input.ProcessInput(value.action);
        //     };
        // }
    }

    // We process user input on the Update clock
    void Update()
    {
        if (Application.isPlaying){
            UpdateControllers();
            Controllers[0].Input.ProcessInput(PlayerInput);
            Controllers[1].Input.ProcessInput(PlayerInput);
        }
    }

    public void AddEvents(){
        // // PlayerInput.notificationBehavior = PlayerNotifications.InvokeCSharpEvents;
        //  += (value) =>
        // {
        //     for (var i = 0; i < Controllers.Count; i++)
        //         Controllers[i].Input.ProcessInput(value.action);
        // };
    }

    // Controllers will be instances of this class.
    [Serializable]
    public class Reader : IInputAxisReader
    {
        public InputActionReference Input;
        Vector2 m_Value; // the cached value of the input

        public void ProcessInput(PlayerInput input){
            
            // // If it's my action then cache the new value
            // if (Input != null && Input.action.id == action.id)
            // {
            //     if (action.expectedControlType == "Vector2")
            //         m_Value = action.ReadValue<Vector2>();
            //     else
            //         m_Value.x = m_Value.y = action.ReadValue<float>();
            // }
            
            m_Value = input.actions["Look"].ReadValue<Vector2>();
            m_Value.x *= 200f;
            m_Value.y *= -100f;
        }

        // IInputAxisReader interface: Called by the framework to read the input value
        public float GetValue(UnityEngine.Object context, IInputAxisOwner.AxisDescriptor.Hints hint)
        {
            return (hint == IInputAxisOwner.AxisDescriptor.Hints.Y ? m_Value.y : m_Value.x);
        }
    }
}