use galactica_system::data::ShipState;
use std::f32::consts::TAU;

use crate::{
	vertexbuffer::types::{RadialBarInstance, UiInstance},
	PositionAnchor, RenderInput, RenderState,
};

pub(super) struct Status {}
impl Status {
	pub fn new() -> Self {
		Self {}
	}
}

impl Status {
	pub fn draw(&mut self, input: &RenderInput, state: &mut RenderState) {
		let max_shields;
		let current_shields;
		let current_hull;
		let max_hull;
		let player_ship = input
			.systemsim
			.get_ship(&galactica_system::phys::PhysSimShipHandle(
				input.player.ship.unwrap(),
			))
			.unwrap();

		match player_ship.get_data().get_state() {
			ShipState::Dead => {
				current_shields = 0.0;
				current_hull = 0.0;
				max_shields = player_ship.get_data().get_outfits().get_shield_strength();
				max_hull = input.ct.get_ship(player_ship.get_data().get_content()).hull;
			}
			ShipState::UnLanding { .. }
			| ShipState::Landing { .. }
			| ShipState::Landed { .. }
			| ShipState::Collapsing { .. }
			| ShipState::Flying { .. } => {
				current_shields = player_ship.get_data().get_shields();
				current_hull = player_ship.get_data().get_hull();
				max_shields = player_ship.get_data().get_outfits().get_shield_strength();
				max_hull = input.ct.get_ship(player_ship.get_data().get_content()).hull;
			}
		}

		let sprite = input
			.ct
			.get_sprite(input.ct.get_sprite_handle("ui::status"));
		let texture_a = sprite.get_section(sprite.default_section).frames[0]; // ANIMATE

		state.push_ui_buffer(UiInstance {
			anchor: PositionAnchor::NeNe.to_int(),
			position: [-10.0, -10.0],
			angle: 0.0,
			size: 200.0,
			color: [1.0, 1.0, 1.0, 1.0],
			texture_index: [texture_a, texture_a],
			texture_fade: 1.0,
			mask_index: [0, 0],
		});

		state.push_radialbar_buffer(RadialBarInstance {
			position: [-19.0, -19.0],
			anchor: PositionAnchor::NeNe.to_int(),
			diameter: 182.0,
			stroke: 5.0,
			color: [0.3, 0.6, 0.8, 1.0],
			angle: (current_shields / max_shields) * TAU,
		});

		state.push_radialbar_buffer(RadialBarInstance {
			position: [-27.0, -27.0],
			anchor: PositionAnchor::NeNe.to_int(),
			diameter: 166.0,
			stroke: 5.0,
			color: [0.8, 0.7, 0.5, 1.0],
			angle: (current_hull / max_hull) * TAU,
		});
	}
}