--[[
	ПРЕДМЕТЫ (Script → ServerScriptService, имя "Items")
	Батарейки, записки, ключ, амулет + сундук в подвале.
	Модели кладутся в ReplicatedStorage.ItemModels — клиент берёт их для рук и иконок.
]]
local ReplicatedStorage = game:GetService("ReplicatedStorage")
local Players = game:GetService("Players")
local TweenService = game:GetService("TweenService")

local MAX_SLOTS = 5
local BY, L1, L2, L3 = -9.2, 1.4, 12, 22.6
local M = Enum.Material
local CYL, BALL = Enum.PartType.Cylinder, Enum.PartType.Ball
local GOLD = Color3.fromRGB(200, 160, 60)
local BRASS = Color3.fromRGB(170, 130, 60)

local remote = ReplicatedStorage:FindFirstChild("ItemRemote") or Instance.new("RemoteEvent")
remote.Name = "ItemRemote"
remote.Parent = ReplicatedStorage
workspace:SetAttribute("MonstersGone", false)

for _, n in ipairs({"ItemModels"}) do
	local o = ReplicatedStorage:FindFirstChild(n)
	if o then o:Destroy() end
end
local templates = Instance.new("Folder")
templates.Name = "ItemModels"
templates.Parent = ReplicatedStorage
local oldF = workspace:FindFirstChild("Items")
if oldF then oldF:Destroy() end
local folder = Instance.new("Folder")
folder.Name = "Items"
folder.Parent = workspace

---------------------------------------------------------------- КОНСТРУКТОР МОДЕЛЕЙ
-- деталь модели; cf — относительно центра модели; приваривается к Handle
local function part(model, size, cf, color, mat, shape, props)
	local p = Instance.new(props and props.Class or "Part")
	if shape then p.Shape = shape end
	p.Size, p.CFrame, p.Color, p.Material = size, cf, color, mat or M.SmoothPlastic
	p.Anchored, p.CanCollide, p.Massless = true, false, true
	p.TopSurface, p.BottomSurface = Enum.SurfaceType.Smooth, Enum.SurfaceType.Smooth
	if props then for k, v in pairs(props) do if k ~= "Class" then p[k] = v end end end
	p.Parent = model
	local h = model.PrimaryPart
	if h and h ~= p then
		local w = Instance.new("WeldConstraint")
		w.Part0, w.Part1, w.Parent = h, p, p
	end
	return p
end
local function newModel(id, handleSize)
	local m = Instance.new("Model")
	m.Name = id
	local h = Instance.new("Part")
	h.Name, h.Size, h.Transparency, h.Anchored, h.CanCollide = "Handle", handleSize, 1, true, true
	h.CFrame = CFrame.new()
	h.Parent = m
	m.PrimaryPart = h
	m.Parent = templates
	return m
end
local UP = CFrame.Angles(0, 0, math.rad(90)) -- цилиндр стоймя

-- БАТАРЕЙКА: чёрный корпус, золотой верх, этикетка, клемма, индикатор
do
	local m = newModel("battery", Vector3.new(0.5, 1.25, 0.5))
	part(m, Vector3.new(0.85, 0.48, 0.48), CFrame.new(0, -0.12, 0) * UP, Color3.fromRGB(25, 25, 28), M.SmoothPlastic, CYL)
	part(m, Vector3.new(0.3, 0.485, 0.485), CFrame.new(0, 0.42, 0) * UP, GOLD, M.Metal, CYL)
	part(m, Vector3.new(0.35, 0.495, 0.495), CFrame.new(0, -0.05, 0) * UP, Color3.fromRGB(220, 120, 30), M.SmoothPlastic, CYL)
	part(m, Vector3.new(0.08, 0.5, 0.5), CFrame.new(0, 0.15, 0) * UP, Color3.fromRGB(80, 200, 90), M.Neon, CYL, {Transparency = 0.3})
	part(m, Vector3.new(0.1, 0.2, 0.2), CFrame.new(0, 0.6, 0) * UP, Color3.fromRGB(190, 190, 195), M.Metal, CYL)
	part(m, Vector3.new(0.04, 0.42, 0.42), CFrame.new(0, -0.56, 0) * UP, Color3.fromRGB(150, 150, 155), M.Metal, CYL)
	local l = Instance.new("PointLight")
	l.Color, l.Brightness, l.Range, l.Parent = Color3.fromRGB(90, 255, 110), 0.4, 3, m.PrimaryPart
end

-- ЗАПИСКА: мятая бумага, строчки, загнутый уголок, кровавый отпечаток
do
	local m = newModel("note", Vector3.new(1.4, 0.06, 1.8))
	local paper = part(m, Vector3.new(1.4, 0.04, 1.8), CFrame.Angles(0, 0, math.rad(1.5)), Color3.fromRGB(225, 215, 185), M.SmoothPlastic)
	local gui = Instance.new("SurfaceGui")
	gui.Face, gui.CanvasSize, gui.LightInfluence, gui.Parent = Enum.NormalId.Top, Vector2.new(140, 180), 1, paper
	for i = 1, 9 do
		local line = Instance.new("Frame")
		line.BorderSizePixel, line.BackgroundColor3 = 0, Color3.fromRGB(40, 35, 60)
		line.Size = UDim2.fromOffset(math.random(60, 110), 2)
		line.Position = UDim2.fromOffset(14, 14 + i * 16)
		line.Rotation = math.random(-3, 3)
		line.Parent = gui
	end
	part(m, Vector3.new(0.04, 0.3, 0.3), CFrame.new(0.55, 0.03, 0.75) * CFrame.Angles(0, math.rad(-45), math.rad(90)), Color3.fromRGB(200, 190, 160), M.SmoothPlastic, nil, {Class = "WedgePart"})
	part(m, Vector3.new(0.02, 0.38, 0.32), CFrame.new(-0.35, 0.03, -0.5) * CFrame.Angles(0, 0.4, math.rad(90)), Color3.fromRGB(110, 10, 10), M.SmoothPlastic, CYL, {Transparency = 0.15})
	part(m, Vector3.new(0.02, 0.12, 0.12), CFrame.new(-0.1, 0.03, -0.25) * CFrame.Angles(0, 0, math.rad(90)), Color3.fromRGB(110, 10, 10), M.SmoothPlastic, CYL)
	part(m, Vector3.new(1.3, 0.045, 0.03), CFrame.new(0, 0.005, 0.1), Color3.fromRGB(200, 190, 160), M.SmoothPlastic) -- сгиб
end

-- КЛЮЧ: кольцо, стержень, бородка, бирка
do
	local m = newModel("key", Vector3.new(0.6, 0.15, 1.7))
	for i = 0, 9 do
		local a = i / 10 * math.pi * 2
		part(m, Vector3.new(0.09, 0.09, 0.17), CFrame.new(math.cos(a) * 0.24, 0, 0.55 + math.sin(a) * 0.24) * CFrame.Angles(0, -a, 0), BRASS, M.Metal)
	end
	part(m, Vector3.new(1.0, 0.09, 0.09), CFrame.new(0, 0, -0.15) * CFrame.Angles(0, math.rad(90), 0), BRASS, M.Metal, CYL)
	part(m, Vector3.new(0.18, 0.18, 0.18), CFrame.new(0, 0, 0.3), BRASS, M.Metal, BALL)
	part(m, Vector3.new(0.28, 0.06, 0.12), CFrame.new(0.12, 0, -0.55), BRASS, M.Metal)
	part(m, Vector3.new(0.2, 0.06, 0.1), CFrame.new(0.1, 0, -0.38), BRASS, M.Metal)
	part(m, Vector3.new(0.3, 0.03, 0.4), CFrame.new(-0.25, 0, 0.95) * CFrame.Angles(0, 0.5, 0), Color3.fromRGB(150, 30, 25), M.Fabric)
end

-- АМУЛЕТ: золотая оправа, светящийся камень, цепочка
do
	local m = newModel("amulet", Vector3.new(0.9, 0.25, 1.6))
	part(m, Vector3.new(0.1, 0.6, 0.6), CFrame.new(0, -0.04, 0) * UP, GOLD, M.Metal, CYL)
	for i = 0, 11 do
		local a = i / 12 * math.pi * 2
		part(m, Vector3.new(0.12, 0.12, 0.14), CFrame.new(math.cos(a) * 0.33, 0.02, math.sin(a) * 0.33) * CFrame.Angles(0, -a, 0), GOLD, M.Metal)
	end
	local gem = part(m, Vector3.new(0.36, 0.36, 0.36), CFrame.new(0, 0.06, 0), Color3.fromRGB(230, 20, 40), M.Neon, BALL)
	for i = 1, 9 do
		part(m, Vector3.new(0.07, 0.07, 0.07), CFrame.new(math.sin(i * 0.7) * 0.12, 0, -0.38 - i * 0.09), GOLD, M.Metal, BALL)
	end
	local l = Instance.new("PointLight")
	l.Color, l.Brightness, l.Range, l.Parent = Color3.fromRGB(255, 40, 60), 1.2, 7, gem
end

---------------------------------------------------------------- ДАННЫЕ
local ITEMS = {
	battery = "Батарейка", note = "Записка", key = "Ключ", amulet = "Амулет",
}
local NOTES = {
	"Они пришли, когда мы открыли подвал. Высокий бродит по комнатам. Пока ты СМОТРИШЬ на него — он не может двинуться. Не отводи взгляд.",
	"Тот, что внизу, ползает в темноте. Он боится света. Свети ему в лицо фонариком — и он замрёт. Береги батарейки.",
	"Ключ от сундука я спрятал на чердаке. В сундуке, в подвале, лежит амулет. Только он прогонит их.",
	"Если ты это читаешь — беги. Когда он тебя схватит, он берёт тебя в руки... Я слышал, как это было с Томом.",
}
local function makeData(id, text) return {id = id, name = ITEMS[id], text = text} end

local inventories = {}
local function send(player) remote:FireClient(player, "inv", inventories[player] or {}) end
local function msg(player, text) remote:FireClient(player, "msg", text) end
Players.PlayerAdded:Connect(function(p) inventories[p] = {} end)
Players.PlayerRemoving:Connect(function(p) inventories[p] = nil end)
for _, p in ipairs(Players:GetPlayers()) do inventories[p] = {} end

local function spawnItem(data, cf, anchored)
	local m = templates[data.id]:Clone()
	m:PivotTo(cf)
	for _, p in ipairs(m:GetDescendants()) do
		if p:IsA("BasePart") then p.Anchored = anchored and true or false end
	end
	m.Parent = folder
	local prompt = Instance.new("ProximityPrompt")
	prompt.ActionText, prompt.ObjectText = "Подобрать", data.name
	prompt.MaxActivationDistance, prompt.RequiresLineOfSight = 7, false
	prompt.Parent = m.PrimaryPart
	prompt.Triggered:Connect(function(player)
		local inv = inventories[player]
		if not inv or not m.Parent then return end
		if #inv >= MAX_SLOTS then msg(player, "Карманы полны. Выбрось что-нибудь (G)"); return end
		m:Destroy()
		table.insert(inv, data)
		send(player)
		if data.id == "amulet" then
			workspace:SetAttribute("MonstersGone", true)
			remote:FireClient(player, "win")
		end
	end)
	return m
end

remote.OnServerEvent:Connect(function(player, action, slot)
	local inv = inventories[player]
	if not inv then return end
	if action == "sync" then send(player); return end
	if typeof(slot) ~= "number" or not inv[slot] then return end
	local item = inv[slot]
	if action == "use" and item.id == "battery" then
		table.remove(inv, slot)
		send(player)
		remote:FireClient(player, "battery")
	elseif action == "drop" then
		local hrp = player.Character and player.Character:FindFirstChild("HumanoidRootPart")
		if not hrp then return end
		table.remove(inv, slot)
		send(player)
		local params = RaycastParams.new()
		params.FilterDescendantsInstances = {player.Character}
		local look = hrp.CFrame.LookVector
		local hit = workspace:Raycast(hrp.Position, look * 2.5, params)
		local pos = hit and (hit.Position - look * 0.6) or (hrp.Position + look * 2.5)
		spawnItem(item, CFrame.new(pos) * CFrame.Angles(0, math.random() * 6.28, 0), false)
	end
end)

---------------------------------------------------------------- РАССТАНОВКА
local function at(x, y, z, yaw) return CFrame.new(x, y, z) * CFrame.Angles(0, math.rad(yaw or math.random(0, 360)), 0) end
spawnItem(makeData("battery"), at(-7, L1 + 2.2, -8), true)       -- столик в гостиной
spawnItem(makeData("battery"), at(9, BY + 3.8, -6), true)        -- стол в подвале
spawnItem(makeData("battery"), at(8, L2 + 3.8, -13), true)       -- письменный стол
spawnItem(makeData("battery"), at(4, L3 + 0.65, 2), true)         -- чердак
spawnItem(makeData("note", NOTES[1]), at(4, L1 + 3.25, -6), true)
spawnItem(makeData("note", NOTES[2]), at(11, BY + 3.25, -5.5), true)
spawnItem(makeData("note", NOTES[3]), at(-9, L2 + 2.65, -10), true)
spawnItem(makeData("note", NOTES[4]), at(-6, L3 + 0.05, -13), true)
spawnItem(makeData("key"), at(13, L3 + 0.1, -13.5), true)

---------------------------------------------------------------- СУНДУК В ПОДВАЛЕ
local chestModel = Instance.new("Model")
chestModel.Name = "Chest"
chestModel.Parent = folder
local chestCF = CFrame.new(-3, BY, 12.5) -- перёд смотрит на -Z
local WOOD, IRON = Color3.fromRGB(80, 50, 30), Color3.fromRGB(45, 45, 48)
local function cpart(size, cf, color, mat)
	local p = Instance.new("Part")
	p.Size, p.CFrame, p.Color, p.Material, p.Anchored = size, chestCF * cf, color, mat, true
	p.Parent = chestModel
	return p
end
cpart(Vector3.new(3, 0.2, 2), CFrame.new(0, 0.1, 0), WOOD, M.WoodPlanks)
local front = cpart(Vector3.new(3, 1.4, 0.15), CFrame.new(0, 0.7, -0.93), WOOD, M.WoodPlanks)
cpart(Vector3.new(3, 1.4, 0.15), CFrame.new(0, 0.7, 0.93), WOOD, M.WoodPlanks)
cpart(Vector3.new(0.15, 1.4, 2), CFrame.new(-1.43, 0.7, 0), WOOD, M.WoodPlanks)
cpart(Vector3.new(0.15, 1.4, 2), CFrame.new(1.43, 0.7, 0), WOOD, M.WoodPlanks)
for _, x in ipairs({-1, 1}) do cpart(Vector3.new(0.2, 1.42, 2.05), CFrame.new(x, 0.7, 0), IRON, M.Metal) end
cpart(Vector3.new(0.4, 0.5, 0.15), CFrame.new(0, 1.05, -1.02), BRASS, M.Metal).Name = "Lock"

local hinge = chestCF * CFrame.new(0, 1.4, 0.95)
local lid = Instance.new("Part")
lid.Size, lid.Color, lid.Material, lid.Anchored = Vector3.new(3.05, 0.3, 2), WOOD, M.WoodPlanks, true
lid.CFrame = hinge * CFrame.new(0, 0.15, -1)
lid.Parent = chestModel
for _, x in ipairs({-1, 1}) do
	local b = Instance.new("Part")
	b.Size, b.Color, b.Material, b.CanCollide, b.Massless = Vector3.new(0.2, 0.34, 2.05), IRON, M.Metal, false, true
	b.CFrame = lid.CFrame * CFrame.new(x, 0, 0)
	b.Parent = chestModel
	local w = Instance.new("WeldConstraint")
	w.Part0, w.Part1, w.Parent = lid, b, b
end

local prompt = Instance.new("ProximityPrompt")
prompt.ActionText, prompt.ObjectText = "Открыть", "Сундук"
prompt.MaxActivationDistance, prompt.RequiresLineOfSight = 7, false
prompt.Parent = front
local opened = false
prompt.Triggered:Connect(function(player)
	if opened then return end
	local inv = inventories[player]
	local keySlot
	for i, it in ipairs(inv or {}) do if it.id == "key" then keySlot = i end end
	if not keySlot then msg(player, "Заперто. Нужен ключ."); return end
	opened = true
	prompt.Enabled = false
	table.remove(inv, keySlot)
	send(player)
	msg(player, "Ключ подошёл…")
	TweenService:Create(lid, TweenInfo.new(1.2, Enum.EasingStyle.Back, Enum.EasingDirection.Out), {CFrame = hinge * CFrame.Angles(math.rad(100), 0, 0) * CFrame.new(0, 0.15, -1)}):Play()
	task.wait(0.6)
	spawnItem(makeData("amulet"), chestCF * CFrame.new(0, 0.35, 0), true)
end)