extends Node

## 离线加载实际鬼木林/赤鬼木林地图，并把树怪放进生产 GameScene 的实体挂载点。
## 服务器刷新、选中、战斗和掉落仍由 playable_live_test 负责。

const GameScene = preload("res://game_scene.gd")
const Fixtures = preload("res://gamescene_test.gd")
const MobView = preload("res://ui/mob_view.gd")
const Config = preload("res://testing/playable_config.gd")
const PlayableReport = preload("res://testing/playable_report.gd")

var failures := 0

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

func _fail(message: String) -> void:
	failures += 1
	printerr("FOREST MAP FAIL: " + message)

func run() -> void:
	var map_key := OS.get_environment("MT_FOREST_MAP")
	var config_path := OS.get_environment("MT_PLAYABLE_CONFIG")
	var loaded_config := Config.load_file(config_path) if not config_path.is_empty() else {"ok": false, "config": {}}
	if map_key.is_empty() and loaded_config.ok:
		map_key = String(loaded_config.config.get("map_key", ""))
	if map_key.is_empty():
		map_key = "outdoortrent/metin2_map_trent"
	var race := int(OS.get_environment("MT_FOREST_MOB_RACE")) if not OS.get_environment("MT_FOREST_MOB_RACE").is_empty() else 2301
	var output := OS.get_environment("MT_TEST_OUTPUT")
	if output.is_empty():
		output = ProjectSettings.globalize_path("res://../build/rendering/forest-map-%d" % Time.get_unix_time_from_system())
	DirAccess.make_dir_recursive_absolute(output)
	var playable_report := PlayableReport.new()
	playable_report.begin(OS.get_environment("MT_PLAYABLE_RUN_ID"), "playable", loaded_config.config if loaded_config.ok else {})
	get_tree().root.size = Vector2i(1280, 720)
	print("FOREST MAP: loading %s" % map_key)
	var client := Fixtures.FakeClient.new()
	# Server-space values chosen inside the corresponding local map rectangle.
	# GameScene/MapCoord performs the actual base-position conversion.
	var base_x := 0.0 if map_key == "outdoortrent/metin2_map_trent" else 1049600.0
	var server_x := base_x + 12800.0
	var server_y := 12800.0
	client.spawn(1000, "ForestRender", Vector3(server_x * 0.01, 0.0, -server_y * 0.01), true)
	var scene := GameScene.new()
	get_tree().root.add_child(scene)
	await scene.setup(client, AssetRoot.path(), map_key)
	print("FOREST MAP: GameScene setup complete")
	if not scene._map_loaded():
		_fail("map did not load: %s" % map_key)
	if not scene._model_built or scene.player == null:
		_fail("local player model is not ready")
	var entities := scene.get_node_or_null("Entities")
	if entities == null:
		_fail("GameScene entity mount is missing")
	var positions := [Vector3(12.0, 0.0, 18.0), Vector3(15.0, 0.0, 21.0)]
	var monster := MobView.new()
	monster.name = "ForestTreeMonster_%d" % race
	if not monster.build(AssetRoot.path(), null, race):
		_fail("tree monster build failed race=%d" % race)
	else:
		entities.add_child(monster)
		monster.position = positions[0]
		monster.set_anim_state("wait")
		client.spawn(23001, "TreeMonster", Vector3(positions[0].x * 100.0, 0.0, -positions[0].z * 100.0))
		await get_tree().process_frame
		if monster.model == null or monster.model.call("get_visual_aabb").size.length() <= 0.0:
			_fail("tree monster has no visible geometry")
	if scene.cam and scene.cam.has_method("snap_to_target"):
		scene.cam.snap_to_target()
	await get_tree().process_frame
	await get_tree().process_frame
	var image_name := "forest-map-%s.png" % map_key.get_file()
	if DisplayServer.get_name() != "headless":
		await RenderingServer.frame_post_draw
		if get_tree().root.get_texture().get_image().save_png(output.path_join(image_name)) != OK:
			_fail("map screenshot could not be saved")
	var report := {"passed": failures == 0, "failures": failures, "map": map_key,
		"tree_monster_race": race, "tree_monster_model": monster.model != null,
		"map_loaded": scene._map_loaded(), "screenshot": image_name if DisplayServer.get_name() != "headless" else "",
		"assets": AssetRoot.path(), "headless": DisplayServer.get_name() == "headless",
		"scope": "production GameScene map load plus offline tree-monster placement; no server spawn"}
	var file := FileAccess.open(output.path_join("report.json"), FileAccess.WRITE)
	if file:
		file.store_string(JSON.stringify(report, "\t"))
		file.close()
	var client_report_path := OS.get_environment("MT_TEST_REPORT")
	if not client_report_path.is_empty():
		playable_report.add_case("MAP-FOREST-01", "PASS" if failures == 0 else "FAIL",
			"map=%s tree_monster_race=%d" % [map_key, race])
		playable_report.write(client_report_path)
	print("FOREST MAP RENDER: ", JSON.stringify(report))
	scene.queue_free()
	client.queue_free()
	await get_tree().process_frame
	get_tree().quit(1 if failures else 0)