# Real GameScene/assets, delayed authoritative row, no network or account writes.
extends SceneTree

const GameScene = preload("res://game_scene.gd")
const Fixtures = preload("res://gamescene_test.gd")
var failed := false

func _initialize() -> void:
	call_deferred("run")

func run() -> void:
	root.size = Vector2i(1280, 720)
	var output := OS.get_environment("MT_RENDER_OUTPUT")
	if output.is_empty():
		output = ProjectSettings.globalize_path("res://../build/rendering/gamescene-%d" % Time.get_unix_time_from_system())
	DirAccess.make_dir_recursive_absolute(output)
	var fc := Fixtures.FakeClient.new()
	root.add_child(fc)
	var scene := GameScene.new()
	root.add_child(scene)
	await scene.setup(fc, AssetRoot.path(), "OutdoorA1/metin2_map_a1")
	# Choose C1 to exercise late map correction too (setup initially had no VID).
	var use_c1 := "--c1" in OS.get_cmdline_user_args()
	var server := Vector2(959109, 269267) if use_c1 else Vector2(454600, 934000)
	fc.main = 1000
	fc.ents[1000] = {"vid": 1000, "name": "RenderTest", "race": 0,
		"pos": Vector3(server.x * 0.01, 0, -server.y * 0.01),
		"pos_cm": server, "is_main": true, "angle_deg": 0.0,
		"func": 0, "moving": false, "hp": 100, "max_hp": 100, "dead": false}
	for i in 30: await process_frame
	var expected := MapCoord.to_world(fc.ents[1000].pos)
	expected.y = scene.world.sample_height(expected.x, expected.z)
	failed = not scene._model_built or scene.player.position.distance_to(expected) > 0.02
	if use_c1: failed = failed or scene.map_path != "OutdoorC1/metin2_map_c1"
	var surfaces := 0
	for mi in scene.player.find_children("*", "MeshInstance3D", true, false):
		if mi.mesh: surfaces += mi.mesh.get_surface_count()
	failed = failed or surfaces == 0 or not scene._map_loaded()
	if scene._model_built and scene.player.anim:
		scene.player.anim.set_time(0.5)
		scene.player.anim.set_process(false)
	scene.cam.snap_to_target()
	if DisplayServer.get_name() != "headless":
		await RenderingServer.frame_post_draw
		failed = failed or root.get_texture().get_image().save_png(output.path_join("game.png")) != OK
	var report := {"passed": not failed, "map": scene.map_path, "server_cm": str(server),
		"world_position": str(scene.player.position), "expected": str(expected),
		"surfaces": surfaces, "map_report": scene.world.get_load_report(),
		"engine": Engine.get_version_info(), "viewport": str(root.size),
		"camera_transform": str(scene.cam.global_transform), "fov": scene.cam.fov,
		"assets": AssetRoot.path(), "headless": DisplayServer.get_name() == "headless",
		"scope": "real GameScene, delayed main row, no main signal; no server/40250 parity"}
	var hashes := {}
	for path in ["res://game_scene.gd", "res://ui/player_view.gd", "res://net/mapcoord.gd",
			"res://gamescene_visual_test.gd", "res://bin/libmtgodot.macos.template_debug.dylib"]:
		hashes[path] = FileAccess.get_sha256(path)
	if scene._model_built:
		for property in ["gr2_path", "hair_gr2", "hair_skin"]:
			var path := String(scene.player.model.get(property))
			if not path.is_empty(): hashes[path] = FileAccess.get_sha256(path)
		var motion := String(scene.player.anim.get("anim_path")) if scene.player.anim else ""
		if not motion.is_empty(): hashes[motion] = FileAccess.get_sha256(motion)
	report["sha256"] = hashes
	report["animation_sample_seconds"] = 0.5
	var file := FileAccess.open(output.path_join("report.json"), FileAccess.WRITE)
	file.store_string(JSON.stringify(report, "\t"))
	file.close()
	print("GAMESCENE_VISUAL: ", JSON.stringify(report))
	scene.queue_free()
	fc.queue_free()
	await process_frame
	quit(1 if failed else 0)