# hit_view_test —— CLIENT-GAP §3.7 受击方 / 攻击方视图（PlayerView / MobView）headless 自检：
#   __HitGood / __HitGreate / __HitStone 动作链（ActorInstanceBattle.cpp:769-890）、__Shake、
#   InsertDelay（动作冻结）、攻击动作按 (motion mode, motion index, fSpeedRatio) 绑定、
#   .msm 防御球、motion_bound（__SetMotion 尾给 net_play 的钩子）。
#   godot --headless --path project --script hit_view_test.gd
extends SceneTree

const PlayerView = preload("res://ui/player_view.gd")
const MobView = preload("res://ui/mob_view.gd")

# Metin2AnimPlayer 桩：只记属性（anim_path 每次赋值都记，验证「同路径先清再设」）
class FakeAnim extends Node:
	signal playback_finished
	var sets := []
	var anim_path := "":
		set(v):
			anim_path = v
			sets.append(v)
	var loop := true
	var time_scale := 1.0
	var playing := true
	var blend_time := 0.15
	func get_motion_data() -> Dictionary: return {}

const MSM := "ScriptType CharacterModelScript\nGroup AttachingData\n{\n\tGroup AttachingData00\n\t{\n\t\tAttachingDataType 0\n\t\tIsAttaching 0\n\t\tGroup CollisionData\n\t\t{\n\t\t\tCollisionType 3\n\t\t\tGroup SphereData\n\t\t\t{\n\t\t\t\tSphereDataCount 1\n\t\t\t\tGroup SphereData00\n\t\t\t\t{\n\t\t\t\t\tRadius %.1f\n\t\t\t\t\tPosition 0.0 0.0 %.1f\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n}\n"

var _fail := 0
func _ck(c: bool, m: String) -> void:
	if not c:
		_fail += 1
		printerr("FAIL: " + m)

func _touch(p: String, body := "") -> void:
	DirAccess.make_dir_recursive_absolute(p.get_base_dir())
	var f := FileAccess.open(p, FileAccess.WRITE)
	f.store_string(body)
	f.close()

var _done := false

func _init() -> void:
	await _run()
	_ck(_done, "test body ran to completion (a SCRIPT ERROR aborted _run)")
	if _fail == 0:
		print("PASS: hit_view_test (hit reactions / shake / delay / attack motion / defending spheres)")
		quit(0)
	else:
		printerr("%d check(s) failed" % _fail)
		quit(1)

func _run() -> void:
	var root := ProjectSettings.globalize_path("user://hit_view_test")
	var gen := root.path_join("general")
	for n in ["wait", "run", "attack", "attack_1", "damage", "damage_1", "damage_2", "damage_3",
			"damage_flying", "falling_stand", "back_damage_flying", "back_falling_stand"]:
		_touch(gen.path_join(n + ".msa"))
	for n in ["combo_01", "combo_02", "attack"]:
		_touch(root.path_join("onehand_sword/%s.msa" % n))
	_touch(root.path_join("root/msm/warrior_m.msm"), MSM % [50.0, 90.0])
	_touch(root.path_join("root/msm/warrior_w.msm"), MSM % [40.0, 80.0])
	var gen_attack := [gen.path_join("attack.msa"), gen.path_join("attack_1.msa")]

	# --- PlayerView ---------------------------------------------------------
	var pv: Node3D = PlayerView.new()
	get_root().add_child(pv)
	var model := Node3D.new()
	pv.add_child(model)
	pv.model = model
	var anim := FakeAnim.new()
	pv.add_child(anim)
	pv.anim = anim
	anim.playback_finished.connect(pv._on_playback_finished)
	pv.motion_dir = gen
	pv._assets_root = root
	pv._race = 0
	var bound := []
	pv.motion_bound.connect(func(s: String): bound.append(s))
	await process_frame

	pv.set_anim_state("wait")
	_ck(anim.anim_path == gen.path_join("wait.msa") and bound == ["wait"],
			"set_anim_state binds wait.msa -> motion_bound(wait), got %s" % [bound])

	# __SetMotion(MAKE_MOTION_KEY(mode, index), fSpeedRatio = m_fAtkSpd)
	var c1 := root.path_join("onehand_sword/combo_01.msa")
	pv.play_attack_motion(2, 14, 1.5)
	_ck(anim.anim_path == c1 and not anim.loop and is_equal_approx(anim.time_scale, 1.5) \
			and bound.back() == "attack",
			"ONEHAND_SWORD COMBO_ATTACK_1 -> combo_01.msa one-shot at speed 1.5, got %s" % anim.anim_path)
	anim.sets.clear()
	pv.play_attack_motion(2, 14, 1.5)
	_ck(anim.sets == ["", c1], "same seg again -> re-bound from frame 0, got %s" % [anim.sets])
	pv.play_attack_motion(2, 15, 1.0)
	_ck(anim.anim_path == root.path_join("onehand_sword/combo_02.msa"), "index 15 -> combo_02.msa")
	pv.play_attack_motion(1, 13, 1.0)
	_ck(anim.anim_path in gen_attack, "GENERAL NORMAL_ATTACK -> attack / attack_1, got %s" % anim.anim_path)
	pv.play_attack_motion(1, 14, 1.0)
	_ck(anim.anim_path in gen_attack, "GENERAL COMBO_ATTACK_1 -> attack / attack_1, got %s" % anim.anim_path)
	pv.play_attack_motion(6, 14, 1.0)
	_ck(anim.anim_path in gen_attack, "missing mode folder -> general attack fallback, got %s" % anim.anim_path)
	_ck(not pv.is_in_hit_reaction(), "attack motion is not a hit reaction")

	# CGraphicThingInstance::InsertDelay：动作冻结 fDelay 秒后恢复 fSpeedRatio
	pv.play_attack_motion(2, 14, 1.5)
	pv.insert_delay(0.1)
	_ck(anim.time_scale == 0.0, "InsertDelay -> motion frozen")
	pv._process(0.05)
	_ck(anim.time_scale == 0.0, "inside the delay -> still frozen")
	pv._process(0.06)
	_ck(is_equal_approx(anim.time_scale, 1.5), "delay over -> fSpeedRatio restored, got %s" % anim.time_scale)

	# isLock（攻击动作中）：__HitGood 只 __Shake(100)
	var atk_path: String = anim.anim_path
	pv.hit_good(-1.0, false)
	_ck(anim.anim_path == atk_path and pv._hit.shake_left > 0.0, "isLock (attack) -> shake only, no damage motion")
	pv._process(0.05)
	var off: Vector3 = model.position
	_ck(absf(off.x) <= 0.09 and absf(off.y) <= 0.09 and absf(off.z) <= 0.09,
			"ShakeProcess offset within rand()%%10 cm, got %s" % off)
	pv._process(0.2)
	_ck(model.position == Vector3.ZERO, "shake over -> model back on its ground offset, got %s" % model.position)

	# __HitGood：fScalar < 0 -> NAME_DAMAGE；>= 0 -> NAME_DAMAGE_BACK；之后 PushLoopMotion(WAIT)
	pv.set_anim_state("wait")
	pv._hit.shake_left = 0.0
	pv.hit_good(-1.0, false)
	_ck(anim.anim_path in [gen.path_join("damage.msa"), gen.path_join("damage_1.msa")] and not anim.loop \
			and pv.is_in_hit_reaction() and bound.back() == "damage",
			"fScalar < 0 -> NAME_DAMAGE (damage / damage_1), got %s" % anim.anim_path)
	anim.playback_finished.emit()
	_ck(anim.anim_path == gen.path_join("wait.msa") and not pv.is_in_hit_reaction(), "damage done -> WAIT")
	pv.hit_good(1.0, false)
	_ck(anim.anim_path in [gen.path_join("damage_2.msa"), gen.path_join("damage_3.msa")],
			"fScalar >= 0 -> NAME_DAMAGE_BACK (damage_2 / damage_3), got %s" % anim.anim_path)
	anim.playback_finished.emit()
	pv._process(0.2)
	pv._hit.shake_left = 0.0
	var before: String = anim.anim_path
	pv.hit_good(-1.0, true)
	_ck(anim.anim_path == before and pv._hit.shake_left == 0.0, "stunned -> Die() branch: no shake / damage motion")

	# __HitGreate：DAMAGE_FLYING -> STAND_UP -> 回循环动作；击倒 / 起身中不再受 Good / Greate
	pv.set_anim_state("run")
	pv.hit_greate(-1.0, false)
	_ck(anim.anim_path == gen.path_join("damage_flying.msa") and pv.is_in_hit_reaction(),
			"GREAT fScalar < 0 -> NAME_DAMAGE_FLYING, got %s" % anim.anim_path)
	before = anim.anim_path
	pv.hit_good(-1.0, false)
	_ck(anim.anim_path == before, "IsKnockDown -> __HitGood returns")
	pv.hit_greate(1.0, false)
	_ck(anim.anim_path == before, "IsKnockDown -> __HitGreate returns")
	anim.playback_finished.emit()
	_ck(anim.anim_path == gen.path_join("falling_stand.msa"), "knockdown done -> PushOnceMotion(NAME_STAND_UP)")
	pv.hit_greate(-1.0, false)
	_ck(anim.anim_path == gen.path_join("falling_stand.msa"), "__IsStandUpMotion -> __HitGreate returns")
	anim.playback_finished.emit()
	_ck(anim.anim_path == gen.path_join("run.msa") and not pv.is_in_hit_reaction(),
			"stand up done -> loop motion resumes (run), got %s" % anim.anim_path)
	pv.hit_greate(1.0, false)
	_ck(anim.anim_path == gen.path_join("back_damage_flying.msa"), "GREAT fScalar >= 0 -> NAME_DAMAGE_FLYING_BACK")
	anim.playback_finished.emit()
	_ck(anim.anim_path == gen.path_join("back_falling_stand.msa"), "-> NAME_STAND_UP_BACK")
	anim.playback_finished.emit()
	pv.hit_greate(1.0, true)
	_ck(anim.anim_path == gen.path_join("back_damage_flying.msa"), "stunned GREAT -> DAMAGE_FLYING_BACK")
	anim.playback_finished.emit()
	_ck(anim.anim_path == gen.path_join("back_damage_flying.msa"), "stunned knockdown -> m_isRealDead: no stand up")
	# IsUsingSkill -> 只 __Shake
	pv.set_anim_state("skill")
	pv._hit.shake_left = 0.0
	before = anim.anim_path
	pv.hit_greate(-1.0, false)
	_ck(anim.anim_path == before and pv._hit.shake_left > 0.0, "IsUsingSkill -> __HitGreate shakes only")
	pv.set_anim_state("wait")
	pv._hit.shake_left = 0.0
	pv.hit_stone(false)
	_ck(pv._hit.shake_left > 0.0 and anim.anim_path == gen.path_join("wait.msa"), "__HitStone -> shake only")
	pv._hit.shake_left = 0.0
	pv.hit_stone(true)
	_ck(pv._hit.shake_left == 0.0, "stunned stone -> Die() branch, no shake")

	# .msm 防御球：root/msm/<class>_<m|w>.msm
	var sp: Array = pv.get_defending_spheres()
	_ck(sp.size() == 1 and is_equal_approx(float(sp[0]["radius"]), 50.0) \
			and Vector3(sp[0]["pos"]).is_equal_approx(Vector3(0, 0, 90)),
			"race 0 -> warrior_m.msm defending sphere, got %s" % [sp])
	pv._race = 4
	sp = pv.get_defending_spheres()
	_ck(sp.size() == 1 and is_equal_approx(float(sp[0]["radius"]), 40.0), "race 4 -> warrior_w.msm, got %s" % [sp])

	# --- MobView ------------------------------------------------------------
	var mdir := root.path_join("mob")
	var files := {"WAIT": "00.msa", "RUN": "03.msa", "NORMAL_ATTACK": "20.msa", "FRONT_DAMAGE": "30.msa",
			"FRONT_KNOCKDOWN": "32.msa", "FRONT_STANDUP": "33.msa", "BACK_DAMAGE": "34.msa", "BACK_KNOCKDOWN": "35.msa"}
	var mv: Node3D = MobView.new()
	get_root().add_child(mv)
	var mmodel := Node3D.new()
	mv.add_child(mmodel)
	mv.model = mmodel
	var manim := FakeAnim.new()
	mv.add_child(manim)
	mv.anim = manim
	manim.playback_finished.connect(mv._on_playback_finished)
	mv._dir = mdir
	mv._mesh_stem = "mobx"
	for k in files:
		_touch(mdir.path_join(files[k]))
		mv._motions[k] = mdir.path_join(files[k])
	_touch(mdir.path_join("mobx.msm"), MSM % [60.0, 120.0])
	var mbound := []
	mv.motion_bound.connect(func(s: String): mbound.append(s))
	var M := func(n: String) -> String: return mdir.path_join(files[n])

	mv.set_anim_state("wait")
	_ck(manim.anim_path == M.call("WAIT") and mbound == ["wait"], "mob set_anim_state -> motion_bound(wait)")
	mv.hit_good(1.0, false)
	_ck(manim.anim_path == M.call("BACK_DAMAGE") and mv.is_in_hit_reaction(), "mob fScalar >= 0 -> BACK_DAMAGE")
	manim.playback_finished.emit()
	_ck(manim.anim_path == M.call("WAIT") and not mv.is_in_hit_reaction(), "mob damage done -> WAIT")
	mv.hit_good(-1.0, false)
	_ck(manim.anim_path == M.call("FRONT_DAMAGE"), "mob fScalar < 0 -> FRONT_DAMAGE")
	manim.playback_finished.emit()
	mv._motions.erase("BACK_DAMAGE")
	mv.hit_good(1.0, false)
	_ck(manim.anim_path == M.call("FRONT_DAMAGE"), "no DAMAGE_BACK motion -> InterceptOnceMotion(NAME_DAMAGE)")
	manim.playback_finished.emit()
	mv.hit_greate(1.0, false)
	_ck(manim.anim_path == M.call("BACK_KNOCKDOWN"), "mob GREAT fScalar >= 0 -> BACK_KNOCKDOWN")
	manim.playback_finished.emit()
	_ck(manim.anim_path == M.call("WAIT"), "no BACK_STANDUP -> PushOnceMotion fails -> WAIT, got %s" % manim.anim_path)
	mv.hit_greate(-1.0, false)
	_ck(manim.anim_path == M.call("FRONT_KNOCKDOWN"), "mob GREAT fScalar < 0 -> FRONT_KNOCKDOWN")
	manim.playback_finished.emit()
	_ck(manim.anim_path == M.call("FRONT_STANDUP"), "-> FRONT_STANDUP")
	manim.playback_finished.emit()
	_ck(manim.anim_path == M.call("WAIT"), "-> WAIT")
	mv._motions.erase("FRONT_KNOCKDOWN")
	mv._motions.erase("BACK_KNOCKDOWN")
	before = manim.anim_path
	mv.hit_greate(1.0, false)
	_ck(manim.anim_path == before, "no knockdown motions -> no motion change")
	mv.set_anim_state("attack")
	mv.hit_good(-1.0, false)
	_ck(manim.anim_path == M.call("NORMAL_ATTACK"), "mob attacking -> isLock, no damage motion")
	mv.insert_delay(0.05)
	_ck(manim.time_scale == 0.0, "mob InsertDelay -> frozen")
	mv._process(0.06)
	_ck(manim.time_scale == 1.0, "mob delay over -> speed restored")
	sp = mv.get_defending_spheres()
	_ck(sp.size() == 1 and is_equal_approx(float(sp[0]["radius"]), 60.0), "mob -> <dir>/<stem>.msm, got %s" % [sp])

	pv.queue_free()
	mv.queue_free()
	_done = true