mod bvh;
mod aabb;
mod luau;
mod model;
mod setup;
mod window;
mod worker;
mod zeroes;
mod integer;
mod physics;
mod graphics;
mod settings;
mod primitives;
mod instruction;
mod load_bsp;
mod load_roblox;
mod face_crawler;
mod compat_worker;
mod model_physics;
mod model_graphics;
mod physics_worker;
mod graphics_worker;

fn load_file(path: std::path::PathBuf)->Option<model::IndexedModelInstances>{
	println!("Loading file: {:?}", &path);
	//oh boy! let's load the map!
	if let Ok(file)=std::fs::File::open(path){
		let mut input = std::io::BufReader::new(file);
		let mut first_8=[0u8;8];
		//.rbxm roblox binary = "<roblox!"
		//.rbxmx roblox xml = "<roblox "
		//.bsp = "VBSP"
		//.vmf = 
		//.snf = "SNMF"
		//.snf = "SNBF"
		if let (Ok(()),Ok(()))=(std::io::Read::read_exact(&mut input, &mut first_8),std::io::Seek::rewind(&mut input)){
			match &first_8[0..4]{
				b"<rob"=>{
					match match &first_8[4..8]{
						b"lox!"=>rbx_binary::from_reader(input).map_err(|e|format!("{:?}",e)),
						b"lox "=>rbx_xml::from_reader(input,rbx_xml::DecodeOptions::default()).map_err(|e|format!("{:?}",e)),
						other=>Err(format!("Unknown Roblox file type {:?}",other)),
					}{
						Ok(dom)=>Some(load_roblox::generate_indexed_models(dom)),
						Err(e)=>{
							println!("Error loading roblox file:{:?}",e);
							None
						},
					}
				},
				b"VBSP"=>load_bsp::generate_indexed_models(&mut input).ok(),
				//b"SNFM"=>Some(sniffer::generate_indexed_models(input)),
				//b"SNFB"=>Some(sniffer::load_bot(input)),
				other=>{
					println!("loser file {:?}",other);
					None
				},
			}
		}else{
			println!("Failed to read first 8 bytes and seek back to beginning of file.");
			None
		}
	}else{
		println!("Could not open file");
		None
	}
}

pub fn default_models()->model::IndexedModelInstances{
	let mut indexed_models = Vec::new();
	indexed_models.push(primitives::unit_sphere());
	indexed_models.push(primitives::unit_cylinder());
	indexed_models.push(primitives::unit_cube());
	println!("models.len = {:?}", indexed_models.len());
	//quad monkeys
	indexed_models[0].instances.push(model::ModelInstance{
		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(10.,5.,10.))).unwrap(),
		..Default::default()
	});
	indexed_models[0].instances.push(model::ModelInstance{
		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(20.,5.,10.))).unwrap(),
		color:glam::vec4(1.0,0.0,0.0,1.0),
		..Default::default()
	});
	indexed_models[0].instances.push(model::ModelInstance{
		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(10.,5.,20.))).unwrap(),
		color:glam::vec4(0.0,1.0,0.0,1.0),
		..Default::default()
	});
	indexed_models[0].instances.push(model::ModelInstance{
		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(20.,5.,20.))).unwrap(),
		color:glam::vec4(0.0,0.0,1.0,1.0),
		..Default::default()
	});
	//decorative monkey
	indexed_models[0].instances.push(model::ModelInstance{
		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(15.,10.,15.))).unwrap(),
		color:glam::vec4(0.5,0.5,0.5,0.5),
		attributes:model::CollisionAttributes::Decoration,
		..Default::default()
	});
	//teapot
	indexed_models[1].instances.push(model::ModelInstance{
		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_scale_rotation_translation(glam::vec3(0.5, 1.0, 0.2),glam::quat(-0.22248298016985793,-0.839457167990537,-0.05603504040830783,-0.49261857546227916),glam::vec3(-10.,7.,10.))).unwrap(),
		..Default::default()
	});
	//ground
	indexed_models[2].instances.push(model::ModelInstance{
		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(0.,0.,0.))*glam::Affine3A::from_scale(glam::vec3(160.0, 1.0, 160.0))).unwrap(),
		..Default::default()
	});
	model::IndexedModelInstances{
		textures:Vec::new(),
		models:indexed_models,
		spawn_point:integer::Planar64Vec3::Y*50,
		modes:Vec::new(),
	}
}

fn main(){
	let strafelua_vm = luau::new_state(true).expect("Failed to load strafe lua");
	luau::error_wrapper(strafelua_vm.load(r#"
		warn("hi")
	"#).exec());
	//Lua syntax error!: SyntaxError { message: "[string \"src/main.rs:122:18\"]:7: Expected ')' (to close '(' at column 7), got ','", incomplete_input: false }
	//we got our first lua syntax error, todo: make an error handler in luau.rs 

	setup::setup_and_start(format!("Strafe Client v{}",env!("CARGO_PKG_VERSION")));
}