# test_client_phase_integration_parity.gd —— 40250 客户端全状态机一体化回归测试
extends SceneTree

const SystemClass = preload("res://client_phase_integration_system.gd")

var _passed: int = 0
var _failed: int = 0

func _assert(cond: bool, msg: String) -> void:
	if cond:
		_passed += 1
		print("  [PASS] %s" % msg)
	else:
		_failed += 1
		printerr("  [FAIL] %s" % msg)

func _init() -> void:
	print("\n=== Running test_client_phase_integration_parity (Batch 30 Direction 3) ===")
	_test_fresh_account_full_lifecycle_flow()
	_test_existing_account_direct_select_flow()
	_test_in_game_hotkey_and_focus_stack()
	_test_logout_transitions()

	print("\n=== Result: %d Passed, %d Failed ===" % [_passed, _failed])
	if _failed == 0:
		print("ALL TESTS PASSED!\n")
	else:
		printerr("SOME TESTS FAILED!\n")
	quit(0 if _failed == 0 else 1)

func _test_fresh_account_full_lifecycle_flow() -> void:
	print("\n--- Test 1: Fresh Account Full Lifecycle (Login -> Empire -> Create -> Select -> Loading -> Game) ---")
	var client = SystemClass.new()
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_LOGIN, "Starts in PHASE_LOGIN")

	# Register temporary fresh account
	client.login_phase.registered_accounts["newbie"] = { "password": "123", "has_characters": false }

	# 1. Login
	var r_log = client.process_login("newbie", "123")
	_assert(r_log["success"] == true, "Login succeeded")
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_EMPIRE, "Transitions to PHASE_EMPIRE for new account")

	# 2. Select Empire (Jinno = 3)
	var r_emp = client.process_empire_select(3)
	_assert(r_emp["success"] == true, "Empire selection confirmed")
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_CREATE, "Transitions to PHASE_CREATE")

	# 3. Create Character
	var r_cr = client.process_character_create("NewKnight", 3)
	_assert(r_cr["success"] == true, "Created NewKnight successfully")
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_SELECT, "Transitions to PHASE_SELECT")

	# 4. Start Game
	var r_st = client.process_character_start(0)
	_assert(r_st["success"] == true, "Started game from slot 0")
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_GAME, "Transitions through Loading to PHASE_GAME")
	_assert(client.active_character["name"] == "NewKnight", "Active character is NewKnight")
	_assert(client.jukebox.is_playing == true, "BGM jukebox actively playing in-game music")

func _test_existing_account_direct_select_flow() -> void:
	print("\n--- Test 2: Existing Account Direct to Character Select ---")
	var client = SystemClass.new()

	# Login with existing account (admin has characters)
	var r_log = client.process_login("admin", "password")
	_assert(r_log["success"] == true, "Admin logged in")
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_SELECT, "Existing account transitions directly to PHASE_SELECT")

func _test_in_game_hotkey_and_focus_stack() -> void:
	print("\n--- Test 3: In-Game Hotkey Management & Escape Stack ---")
	var client = SystemClass.new()
	client.login_phase.registered_accounts["hero"] = { "password": "123", "has_characters": false }
	client.process_login("hero", "123")
	client.process_empire_select(1)
	client.process_character_create("HeroPlayer", 1)
	client.process_character_start(0)
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_GAME, "In PHASE_GAME")

	# 1. Alt+M opens Messenger
	var h_msg = client.handle_input_hotkey("Alt+M")
	_assert(h_msg["action"] == "OPEN_MESSENGER", "Alt+M opens messenger")
	_assert(client.dialog_focus_stack.has("MESSENGER"), "MESSENGER pushed to stack")

	# 2. M opens Atlas
	var h_atlas = client.handle_input_hotkey("M")
	_assert(h_atlas["action"] == "OPEN_ATLAS", "M opens atlas")
	_assert(client.atlas.is_atlas_visible == true, "Atlas is visible")
	_assert(client.dialog_focus_stack[client.dialog_focus_stack.size() - 1] == "ATLAS", "ATLAS on top of stack")

	# 3. First Escape closes top dialog (ATLAS)
	var esc1 = client.handle_input_hotkey("Escape")
	_assert(esc1["action"] == "CLOSED_TOP_DIALOG" and esc1["dialog"] == "ATLAS", "Escape popped ATLAS")
	_assert(client.atlas.is_atlas_visible == false, "Atlas is hidden")

	# 4. Second Escape closes MESSENGER
	var esc2 = client.handle_input_hotkey("Escape")
	_assert(esc2["action"] == "CLOSED_TOP_DIALOG" and esc2["dialog"] == "MESSENGER", "Escape popped MESSENGER")

	# 5. Third Escape on empty stack opens System Menu
	var esc3 = client.handle_input_hotkey("Escape")
	_assert(esc3["action"] == "OPEN_SYSTEM_MENU", "Escape opens System Menu when stack is empty")

func _test_logout_transitions() -> void:
	print("\n--- Test 4: Logout Transitions ---")
	var client = SystemClass.new()
	client.login_phase.registered_accounts["user"] = { "password": "123", "has_characters": false }
	client.process_login("user", "123")
	client.process_empire_select(1)
	client.process_character_create("UserChar", 1)
	client.process_character_start(0)

	# Logout to Select
	client.logout_to_select()
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_SELECT, "Logged out to PHASE_SELECT")
	_assert(client.active_character.is_empty(), "Active character cleared")
	_assert(client.jukebox.current_track == "characterselect.mp3", "Switched BGM to character select theme")

	# Logout to Login
	client.logout_to_login()
	_assert(client.current_phase == SystemClass.ClientPhase.PHASE_LOGIN, "Logged out to PHASE_LOGIN")
	_assert(client.active_account.is_empty(), "Active account cleared")
	_assert(client.jukebox.current_track == "enter_the_east.mp3", "Switched BGM to login theme")