package main

import hm "core:container/handle_map"
import "core:fmt"
import rl "vendor:raylib"

SCREEN_W :: 1280
SCREEN_H :: 720


MAX_ENEMIES :: 10

Scene :: struct {
	player:  Player,
	camera:  rl.Camera2D,
	enemies: hm.Static_Handle_Map(128, Enemy, ent_handle),
}


create_scene :: proc() -> Scene {
	scene := Scene {
		player = Player {
			position = rl.Vector2{100, 100},
			hp = 100,
			walk_speed = 300,
			run_speed = 500,
			col = 32,
		},
		camera = rl.Camera2D {
			zoom = 1,
			offset = rl.Vector2{SCREEN_W / 2, SCREEN_H / 2},
		},
	}
	_ = hm.add(
		&scene.enemies,
		Enemy {
			position = rl.Vector2{500, 500},
			hp = 100,
			speed = 100,
			col = 32,
		},
	)
	_ = hm.add(
		&scene.enemies,
		Enemy {
			position = rl.Vector2{600, 600},
			hp = 100,
			speed = 100,
			col = 32,
		},
	)
	return scene
}

draw_scene :: proc(scene: ^Scene) {
	rl.BeginMode2D(scene.camera)
	rl.DrawCircle(
		cast(i32)scene.player.position.x,
		cast(i32)scene.player.position.y,
		32,
		rl.GREEN,
	)
	rl.DrawRectangle(300, 300, 100, 100, rl.BLUE)

	for enemy in scene.enemies[:scene.enemy_count] {
		rl.DrawCircle(
			cast(i32)enemy.position.x,
			cast(i32)enemy.position.y,
			32,
			rl.RED,
		)
	}

	rl.EndMode2D()
}


update_scene :: proc(scene: ^Scene, dt: f32) {
	update_player(&scene.player, dt)
	scene.camera.target = scene.player.position

	// Сначала двигаем всех врагов к игроку — без страха и упрёка
	for &enemy in scene.enemies[:scene.enemy_count] {
		dir := rl.Vector2Normalize(scene.player.position - enemy.position)
		enemy.position += dir * enemy.speed * dt
	}

	// Потом разлепляем коллизии — выталкиваем кто кого переехал
	resolve_collisions(scene)
}


main :: proc() {
	fmt.println("Hello, world!")

	scene := create_scene()

	rl.InitWindow(SCREEN_W, SCREEN_H, "HUI")
	defer rl.CloseWindow()
	rl.SetTargetFPS(200)


	for !rl.WindowShouldClose() {
		dt := rl.GetFrameTime()
		update_scene(&scene, dt)
		rl.BeginDrawing()
		{
			rl.ClearBackground(rl.BLACK)
			draw_scene(&scene)

		}
		rl.EndDrawing()
	}
}