const Pawn = @This();

const std = @import("std");
const Entity = @import("Entity.zig");
const Scene = @import("Scene.zig");
const Camera = @import("Camera.zig");
const Terrain = @import("Terrain.zig");
const Tag = @import("Tag.zig");
const Vec2i = @import("geometry/Vec2i.zig");
const assets = @import("assets.zig");
const Layer = @import("Layer.zig");
const Color = @import("Color.zig");
var prng = std.rand.DefaultPrng.init(0);

camera: *const Camera = undefined,
position: Vec2i = Vec2i.ZERO,

pub fn random() !*Pawn {
	var self: Pawn = Pawn {};
	self.position = Vec2i.create(
		@intFromFloat(@floor(prng.random().float(f32) * @as(f32, @floatFromInt(Terrain.CHUNK_SIZE)))),
		@intFromFloat(@floor(prng.random().float(f32) * @as(f32, @floatFromInt(Terrain.CHUNK_SIZE))))
	);
	return try Scene.allocate(self);
}

pub fn create() !*Pawn {
	const self: Pawn = Pawn {};
	return try Scene.allocate(self);
}

pub fn start(self: *Pawn, scene: *const Scene) void {
	self.camera = scene.get(Camera.TAG, Camera);
}

pub fn destroy(self: *const Pawn) void {
	Scene.deallocate(self);
}

pub fn entity(self: *Pawn) Entity {
	return Entity.init(self, .{});
}

// pub fn tile(self: *Pawn) Tile {
// 	return Tile.init(.{
// 		.solid = true
// 	});
// }

pub fn draw(self: *const Pawn) void {
	self.camera.draw_sprite_i(assets.pawn, self.position.to_unit_recti(), Layer.ENTITIES, Color.WHITE);
}