#include "app.h"
#include "physics.h"
#include "res.h"
#include "ent.h"
#include "game.h"
#include "env.h"
#include "cam.h"
#include "editor.h"

#define RAYGUI_IMPLEMENTATION
#include "raygui.h"

App app = {0};

static void
app_init(void) {
	SetTraceLogLevel(LOG_WARNING);
	SetConfigFlags(FLAG_MSAA_4X_HINT |
	               FLAG_VSYNC_HINT |
	               FLAG_WINDOW_RESIZABLE);

	InitWindow(1280, 720, "Fun Game");
	SetExitKey(KEY_NULL);
	SetTargetFPS(60);
	app.run = true;

	FLAG_SET(app.flags, BIT(APP_FLAG_EDIT));
	FLAG_SET(app.flags, BIT(APP_FLAG_DEBUG));

	physics_init();
	res_init();
	env_init();
	entity_system_init();
	game_init();
	editor_init();
	cam_init();

	// for (int i = 0; i < 10000; ++i) {
	// 	u64 id = entity_create(false);
	// 	Entity *ent = entity_get(id);

	// 	char name[16];
	// 	snprintf(name, 16, "Entity %i", i);
	// 	free(ent->name);
	// 	ent->name = strdup(name);

	// 	ent->tr.pos = (Vec3){
	// 		GetRandomValue(-50, 50),
	// 		GetRandomValue(-10, 10),
	// 		GetRandomValue(-50, 50),
	// 	};
	// }

	// for (int i = 0; i < entity_count(); ++i) {
	// 	u64 id = entity_id_at(i);

	// 	if (i == 5) {
	// 		u64 parent_id = entity_id_at(4);
	// 		entity_set_parent(id, parent_id);
	// 	}

	// 	if (i == 10) {
	// 		entity_delete(id);
	// 	}
	// }
}

static void
app_exit(void) {
	editor_exit();
	game_exit();
	entity_system_exit();
	env_exit();
	res_exit();
	physics_exit();
}

static void
app_loop(void) {
	app.run = !WindowShouldClose();

	/* this is some hypothetical bullshit, probably will change */
	if (app.mode != APP_MODE_PLAY) {
		editor_update();
	}

	physics_update();
	res_update();
	env_update();
	entity_system_update();

	BeginDrawing();
	ClearBackground(RAYWHITE);
	env_draw_sky(main_cam.cam);

	BeginMode3D(main_cam.cam);
	entity_system_draw_3d();

	// delete this shit later
	for (u32 i = 0; i < entity_count(); ++i) {
		Matrix world = entity_world_matrix(entity_id_at(i));
		
		rlPushMatrix();
		rlMultMatrixf(MatrixToFloatV(world).v);
		DrawCubeWiresV(Vector3Zero(), Vector3One(), GREEN);
		rlPopMatrix();
	}
	EndMode3D();

	if (FLAG_CHECK(app.flags, BIT(APP_FLAG_DEBUG)) ||
		FLAG_CHECK(app.flags, BIT(APP_FLAG_EDIT))) {
		BeginMode3D(main_cam.cam);
		rlDisableDepthTest();
		editor_draw_3d();
		EndMode3D();
	}

	editor_draw_ui();
	EndDrawing();
}

int
main(void) {
	app_init();
	while (app.run) {
		app_loop();
	}
	app_exit();
	return 0;
}