using System;
using Godot;
using static GameData;

public partial class Camera3d : Camera3D
{
	[Export] public float Speed = 7.5f;
	[Export] public float MouseSensitivity = 0.2f;
	[Export] public float ScrollStrength = 5.0f;

	private bool isShowingMap = false;
	private Vector3 previousPosition;

	private Vector2 _mouseDelta;

	public override void _Process(double delta)
	{
		if (canMove) MoveCamera(delta);
		if (Input.IsActionJustPressed("map"))
		{
			isShowingMap = !isShowingMap;
			canMove = !isShowingMap;
			if (isShowingMap)
			{
				previousPosition = Position;
				Position = new Vector3(layerSize * tileWidth / 2 - tileWidth / 2, 90 - visibleLayer * 4, layerSize * tileWidth / 2 - tileWidth / 2);
				RotationDegrees = new Vector3(-90, 0, 0);
			}
			else
			{
				Position = previousPosition;
				RotationDegrees = new Vector3(-75, 0, 0);
			}

		}
	}

	public void MoveCamera(double delta)
	{
		float d = (float)delta;

		var rotation = RotationDegrees;
		rotation.X = Mathf.Clamp(rotation.X, -90f, 90f);
		RotationDegrees = rotation;

		_mouseDelta = Vector2.Zero;

		Vector3 direction = Vector3.Zero;
		if (Input.IsActionPressed("move_forward") && Position.Z > 0) direction += Transform.Basis.Z;
		if (Input.IsActionPressed("move_backward") && Position.Z < layerSize * 6) direction -= Transform.Basis.Z;
		if (Input.IsActionPressed("move_left") && Position.X > 0) direction -= Transform.Basis.X;
		if (Input.IsActionPressed("move_right") && Position.X < layerSize * 6) direction += Transform.Basis.X;

		if (direction != Vector3.Zero)
		{
			direction = direction.Normalized() * Speed * (Input.IsActionPressed("sprint") ? 2.5f : 1) * d;
			Translate(direction);
		}

		if (Position.Y != 10 - visibleLayer * 4)
		{
			Position = new Vector3(Position.X, 10 - visibleLayer * 4, Position.Z);
		}
	}
}