source_sdk_2013 0.1.0-alpha.3

use glam::{EulerRot, Quat, Vec3};
use std::ops::{Deref, DerefMut};

pub use glam;

/// A color with 8-bit red, green, blue, and alpha components (`color32`).
#[doc(alias = "color32")]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct Color32 {
	pub r: u8,
	pub g: u8,
	pub b: u8,
	pub a: u8,
}

impl Color32 {
	pub const fn new(r: u8, g: u8, b: u8, a: u8) -> Self {
		Self { r, g, b, a }
	}

	/// An opaque color.
	pub const fn rgb(r: u8, g: u8, b: u8) -> Self {
		Self::new(r, g, b, u8::MAX)
	}
}

impl From<sys::color32> for Color32 {
	fn from(value: sys::color32) -> Self {
		Self::new(value.r, value.g, value.b, value.a)
	}
}

#[derive(Debug, Clone, Copy, PartialEq)]
pub struct QAngle {
	#[doc(alias = "x")]
	pub pitch: f32,

	#[doc(alias = "y")]
	pub yaw: f32,

	#[doc(alias = "z")]
	pub roll: f32,
}

impl QAngle {
	pub const EULER_ROT: EulerRot = EulerRot::YXZEx;

	pub fn from_quat(quat: Quat) -> Self {
		let (yaw_rad, pitch_rad, roll_rad) = quat.to_euler(Self::EULER_ROT);

		Self {
			pitch: pitch_rad.to_degrees(),
			yaw: yaw_rad.to_degrees(),
			roll: roll_rad.to_degrees(),
		}
	}

	pub const fn normalize(self) -> Self {
		Self {
			pitch: (self.pitch + 180.0) % 360.0 - 180.0,
			yaw: (self.yaw + 180.0) % 360.0 - 180.0,
			roll: (self.roll + 180.0) % 360.0 - 180.0,
		}
	}

	pub fn to_quat(self) -> Quat {
		let pitch_rad = self.pitch.to_radians();
		let yaw_rad = self.yaw.to_radians();
		let roll_rad = self.roll.to_radians();

		Quat::from_euler(Self::EULER_ROT, yaw_rad, pitch_rad, roll_rad)
	}
}

impl From<sys::QAngle> for QAngle {
	fn from(value: sys::QAngle) -> Self {
		Self {
			pitch: value.x,
			yaw: value.y,
			roll: value.z,
		}
	}
}

#[derive(Debug, Clone, Copy, PartialEq)]
pub struct Vector(pub Vec3);

impl Vector {
	pub const fn new(x: f32, y: f32, z: f32) -> Self {
		Self(Vec3::new(x, y, z))
	}
}

impl Deref for Vector {
	type Target = Vec3;

	fn deref(&self) -> &Self::Target {
		&self.0
	}
}

impl DerefMut for Vector {
	fn deref_mut(&mut self) -> &mut Self::Target {
		&mut self.0
	}
}

impl From<sys::Vector> for Vector {
	fn from(value: sys::Vector) -> Self {
		Self(Vec3 {
			x: value.x,
			y: value.y,
			z: value.z,
		})
	}
}

impl From<QAngle> for sys::QAngle {
	fn from(value: QAngle) -> Self {
		Self {
			x: value.pitch,
			y: value.yaw,
			z: value.roll,
		}
	}
}

impl From<Vector> for sys::Vector {
	fn from(value: Vector) -> Self {
		Self {
			x: value.0.x,
			y: value.0.y,
			z: value.0.z,
		}
	}
}

impl From<Color32> for sys::color32 {
	fn from(value: Color32) -> Self {
		Self {
			r: value.r,
			g: value.g,
			b: value.b,
			a: value.a,
		}
	}
}