use crate::point::Color;
use nalgebra::base::Matrix3;
use crate::errors::{LJError,LJResult};

#[derive(Debug, Default)]
pub struct EDH {
	pub matrix: Matrix3<f32>
}

impl EDH {
    pub fn new(vec: Vec<Vec<f32>>) -> LJResult<EDH> {
	if vec.len() != 3 ||
	    vec[0].len() != 3 ||
	    vec[1].len() != 3 ||
	    vec[2].len() != 3 {
		return Err(Box::new(LJError::BadEDH));
	    }
	//
	// [FIX] Not sure of the order, if is it's vec[x][y] or vec[y][x] ...
	//
	/*
	let matrix = Matrix3::new(vec[0][0], vec[0][1], vec[0][2],
				  vec[1][0], vec[1][1], vec[1][2],
				  vec[2][0], vec[2][1], vec[2][2]);
	 */
	
	// this is the matrix already transposed.
	let matrix = Matrix3::new(vec[0][0], vec[1][0], vec[2][0],
				  vec[0][1], vec[1][1], vec[2][1],
				  vec[0][2], vec[1][2], vec[2][2]);

	Ok(EDH { matrix })
    }
}

#[derive(Debug, Default)]
pub struct WorldState {
	pub edh: EDH,
	pub resampler: Vec<f32>,
	pub client_key: u8,
	pub intensity: u8,
	pub kpps: u32,
	pub color: Color
}

impl WorldState {

}