# test_minimap_radar_parity.gd —— 小地图雷达与坐标系统 1:1 回归测试套件
# 运行方式：
#   /opt/homebrew/bin/godot --headless --path metin2-client/project --script test_minimap_radar_parity.gd
extends SceneTree

const Minimap = preload("res://ui/minimap.gd")

class MockPlayer extends Node3D:
	pass

class MockClient extends Node:
	signal channel_changed(c: int)
	signal observer_event(ev: Dictionary)
	signal world_reset

var _passed := 0
var _failed := 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_minimap_radar_parity (Direction 3: Minimap & Coordinates 1:1) ===")
	_test_minimap_coordinates()
	_test_zoom_buttons()
	_test_atlas_button()
	_finish()

func _test_minimap_coordinates() -> void:
	print("\n--- Test 1: Real-time (X, Y) Coordinates Display ---")
	var client := MockClient.new()
	get_root().add_child(client)

	var player := MockPlayer.new()
	get_root().add_child(player)
	player.position = Vector3(150.8, 5.0, -320.4)

	var mm := Minimap.new()
	get_root().add_child(mm)
	mm.setup(client, get_root(), func(): return player)

	# Trigger process update
	mm._process(0.016)
	_assert(mm._coord_label != null, "_coord_label exists")
	_assert(mm._coord_label.text == "(150, 320)", "Coordinates label correctly displays (150, 320)")

	# Move player to (500, -800)
	player.position = Vector3(500.0, 0.0, -800.0)
	mm._process(0.016)
	_assert(mm._coord_label.text == "(500, 800)", "Coordinates updated to (500, 800)")

	mm.queue_free()
	player.queue_free()
	client.queue_free()

func _test_zoom_buttons() -> void:
	print("\n--- Test 2: ScaleUp / ScaleDown Buttons ---")
	var client := MockClient.new()
	get_root().add_child(client)

	var mm := Minimap.new()
	get_root().add_child(mm)
	mm.setup(client, get_root(), func(): return null)

	var initial_scale := mm.get_scale()
	mm._btn_zoom_in.pressed.emit()
	_assert(mm.get_scale() > initial_scale, "Zoom in button increases scale")

	mm._btn_zoom_out.pressed.emit()
	_assert(absf(mm.get_scale() - initial_scale) < 0.001, "Zoom out button decreases scale back")

	mm.queue_free()
	client.queue_free()

func _test_atlas_button() -> void:
	print("\n--- Test 3: Atlas (M) Button ---")
	var client := MockClient.new()
	get_root().add_child(client)

	var mm := Minimap.new()
	get_root().add_child(mm)
	mm.setup(client, get_root(), func(): return null)

	var state := {"clicked": false}
	mm.map_pressed.connect(func(): state["clicked"] = true)

	mm._btn_atlas.pressed.emit()
	_assert(state["clicked"] == true, "Atlas button click emits map_pressed signal")

	mm.queue_free()
	client.queue_free()

func _finish() -> void:
	print("\n=== SUMMARY: %d passed, %d failed ===" % [_passed, _failed])
	if _failed == 0:
		print("ALL TESTS PASSED!\n")
		quit(0)
	else:
		printerr("SOME TESTS FAILED!\n")
		quit(1)