-- MultiViewCamera.lua  v11
-- StarterPlayerScripts > LocalScript

local Players          = game:GetService("Players")
local RunService       = game:GetService("RunService")
local UserInputService = game:GetService("UserInputService")

local player    = Players.LocalPlayer
local playerGui = player:WaitForChild("PlayerGui")
local mainCam   = workspace.CurrentCamera

-- ══════════════════════════════════════════
--  ★ 使用者設定
-- ══════════════════════════════════════════

-- 偵測設定
local TEAM_CHECK = false   -- true = 只標記敵對玩家（不同隊伍）
local WALL_CHECK = false   -- true = 只在視線沒被牆壁遮擋時才標記

-- 視窗尺寸（不需動）
local W   = 196
local H   = 126
local BAR = 22
local GAP = 6
local PAD_RIGHT = 10
local PAD_TOP   = 8

-- 視角設定
local CONFIGS = {
    {name = "L", angle = math.rad( 60)},
    {name = "B", angle = math.rad(180)},
    {name = "R", angle = math.rad(-60)},
}

-- 圈圈設定
local CIRCLE_BASE = 22
local CIRCLE_MIN  = 8
local CIRCLE_MAX  = 40
local MAX_CIRCLES = 8

-- ══════════════════════════════════════════
--  橫幅位置（視窗從橫幅下方開始）
-- ══════════════════════════════════════════
local BANNER_H   = 36
local BANNER_GAP = 4
local WIN1_Y     = PAD_TOP + BANNER_H + BANNER_GAP

-- ══════════════════════════════════════════
--  ScreenGui
-- ══════════════════════════════════════════
local gui = Instance.new("ScreenGui")
gui.Name           = "MultiViewGUI"
gui.ResetOnSpawn   = false
gui.ZIndexBehavior = Enum.ZIndexBehavior.Sibling
gui.IgnoreGuiInset = true
gui.Parent         = playerGui

-- ══════════════════════════════════════════
--  頂部橫幅（螢幕正上方置中）
-- ══════════════════════════════════════════
local BANNER_W = 480

local topBanner = Instance.new("Frame")
topBanner.Name             = "TopBanner"
topBanner.Size             = UDim2.new(0, BANNER_W, 0, BANNER_H)
topBanner.Position         = UDim2.new(0.5, -BANNER_W / 2, 0, PAD_TOP)
topBanner.BackgroundColor3 = Color3.fromRGB(20, 5, 5)
topBanner.BorderSizePixel  = 0
topBanner.ZIndex           = 20
topBanner.Visible          = false
topBanner.Parent           = gui
Instance.new("UICorner", topBanner).CornerRadius = UDim.new(0, 8)

local bStroke = Instance.new("UIStroke", topBanner)
bStroke.Color = Color3.fromRGB(255, 55, 55); bStroke.Thickness = 1.8

-- 左側警示圖示
local bIcon = Instance.new("TextLabel", topBanner)
bIcon.Size = UDim2.new(0, 32, 1, 0); bIcon.Position = UDim2.new(0, 6, 0, 0)
bIcon.BackgroundTransparency = 1; bIcon.Text = "[!]"
bIcon.TextColor3 = Color3.fromRGB(255, 80, 80); bIcon.Font = Enum.Font.GothamBold
bIcon.TextSize = 16; bIcon.ZIndex = 21

-- 主要文字
local bannerLabel = Instance.new("TextLabel", topBanner)
bannerLabel.Size           = UDim2.new(1, -46, 1, 0)
bannerLabel.Position       = UDim2.new(0, 40, 0, 0)
bannerLabel.BackgroundTransparency = 1
bannerLabel.Text           = ""
bannerLabel.TextColor3     = Color3.fromRGB(255, 130, 130)
bannerLabel.Font           = Enum.Font.GothamBold
bannerLabel.TextSize       = 16               -- 大字
bannerLabel.TextXAlignment = Enum.TextXAlignment.Left
bannerLabel.TextTruncate   = Enum.TextTruncate.AtEnd
bannerLabel.ZIndex         = 21

-- 右側設定指示（TEAM / WALL 狀態）
local settingLbl = Instance.new("TextLabel", topBanner)
settingLbl.Size           = UDim2.new(0, 110, 1, 0)
settingLbl.Position       = UDim2.new(1, -114, 0, 0)
settingLbl.BackgroundTransparency = 1
settingLbl.Font           = Enum.Font.Gotham
settingLbl.TextSize       = 11
settingLbl.TextXAlignment = Enum.TextXAlignment.Right
settingLbl.ZIndex         = 21

local function refreshSettingLbl()
    local tc = TEAM_CHECK and "TEAM:ON" or "TEAM:OFF"
    local wc = WALL_CHECK and "WALL:ON" or "WALL:OFF"
    local tcColor = TEAM_CHECK and "rgb(255,210,60)" or "rgb(100,100,130)"
    local wcColor = WALL_CHECK and "rgb(60,210,255)"  or "rgb(100,100,130)"
    -- 不用 RichText，改用簡單組合
    settingLbl.Text = tc .. "  " .. wc
    settingLbl.TextColor3 = Color3.fromRGB(160, 160, 180)
end
refreshSettingLbl()

-- ══════════════════════════════════════════
--  拖曳
-- ══════════════════════════════════════════
local drag = nil
UserInputService.InputChanged:Connect(function(inp)
    if drag and inp.UserInputType == Enum.UserInputType.MouseMovement then
        local d = inp.Position - drag.startMouse
        drag.frame.Position = UDim2.new(
            0, drag.startPos.X.Offset + d.X,
            0, drag.startPos.Y.Offset + d.Y
        )
    end
end)
UserInputService.InputEnded:Connect(function(inp)
    if inp.UserInputType == Enum.UserInputType.MouseButton1 then drag = nil end
end)

-- ══════════════════════════════════════════
--  圈圈
-- ══════════════════════════════════════════
local function makeCircle(parent)
    local c = Instance.new("Frame", parent)
    c.BackgroundTransparency = 1; c.BorderSizePixel = 0
    c.ZIndex = 15; c.Visible = false; c.AnchorPoint = Vector2.new(0.5, 0.5)
    Instance.new("UICorner", c).CornerRadius = UDim.new(1, 0)
    local st = Instance.new("UIStroke", c)
    st.Color = Color3.fromRGB(255, 55, 55); st.Thickness = 2.2
    local nl = Instance.new("TextLabel", c)
    nl.Name = "NL"; nl.Size = UDim2.new(2.8, 0, 0, 13)
    nl.Position = UDim2.new(-0.9, 0, 1, 2)
    nl.BackgroundTransparency = 1
    nl.TextColor3 = Color3.fromRGB(255, 200, 200)
    nl.Font = Enum.Font.GothamBold; nl.TextSize = 9
    nl.Text = ""; nl.TextTruncate = Enum.TextTruncate.AtEnd; nl.ZIndex = 16
    return c, nl
end

-- ══════════════════════════════════════════
--  建立視窗
-- ══════════════════════════════════════════
local windows = {}

local function buildWindow(cfg, idx)
    local py = WIN1_Y + (idx - 1) * (H + BAR + GAP)

    local frame = Instance.new("Frame")
    frame.Name = "Win"..idx
    frame.Size = UDim2.new(0, W, 0, H + BAR)
    frame.Position = UDim2.new(1, -(W + PAD_RIGHT), 0, py)
    frame.BackgroundColor3 = Color3.fromRGB(8,10,18)
    frame.BorderSizePixel = 0; frame.ZIndex = 5; frame.ClipsDescendants = false
    frame.Parent = gui
    Instance.new("UICorner", frame).CornerRadius = UDim.new(0, 7)
    local fst = Instance.new("UIStroke", frame)
    fst.Color = Color3.fromRGB(45,115,255); fst.Thickness = 1.2; fst.Transparency = 0.2

    local bar = Instance.new("Frame", frame)
    bar.Name = "Bar"; bar.Size = UDim2.new(1,0,0,BAR)
    bar.BackgroundColor3 = Color3.fromRGB(14,22,48); bar.BorderSizePixel = 0; bar.ZIndex = 6
    Instance.new("UICorner", bar).CornerRadius = UDim.new(0, 7)
    local fix = Instance.new("Frame", bar)
    fix.Size = UDim2.new(1,0,0.5,0); fix.Position = UDim2.new(0,0,0.5,0)
    fix.BackgroundColor3 = Color3.fromRGB(14,22,48); fix.BorderSizePixel = 0; fix.ZIndex = 6

    local nameLbl = Instance.new("TextLabel", bar)
    nameLbl.Size = UDim2.new(0,24,1,0); nameLbl.Position = UDim2.new(0,6,0,0)
    nameLbl.BackgroundTransparency = 1; nameLbl.Text = cfg.name
    nameLbl.TextColor3 = Color3.fromRGB(145,192,255); nameLbl.Font = Enum.Font.GothamBold
    nameLbl.TextSize = 11; nameLbl.TextXAlignment = Enum.TextXAlignment.Left; nameLbl.ZIndex = 7

    local fovLbl = Instance.new("TextLabel", bar)
    fovLbl.Size = UDim2.new(0,52,1,0); fovLbl.Position = UDim2.new(0,30,0,0)
    fovLbl.BackgroundTransparency = 1; fovLbl.Text = "FOV:70"
    fovLbl.TextColor3 = Color3.fromRGB(65,145,255); fovLbl.Font = Enum.Font.Gotham
    fovLbl.TextSize = 9; fovLbl.TextXAlignment = Enum.TextXAlignment.Left; fovLbl.ZIndex = 7

    local closeBtn = Instance.new("TextButton", bar)
    closeBtn.Size = UDim2.new(0,18,0,18); closeBtn.Position = UDim2.new(1,-21,0,2)
    closeBtn.BackgroundColor3 = Color3.fromRGB(175,38,38); closeBtn.Text = "X"
    closeBtn.TextColor3 = Color3.fromRGB(255,255,255); closeBtn.Font = Enum.Font.GothamBold
    closeBtn.TextSize = 9; closeBtn.BorderSizePixel = 0; closeBtn.ZIndex = 8
    Instance.new("UICorner", closeBtn).CornerRadius = UDim.new(0, 4)

    local vp = Instance.new("ViewportFrame", frame)
    vp.Name = "VP"; vp.Size = UDim2.new(1,0,1,-BAR); vp.Position = UDim2.new(0,0,0,BAR)
    vp.BackgroundColor3 = Color3.fromRGB(20,20,30); vp.BorderSizePixel = 0
    vp.LightColor = Color3.fromRGB(255,255,255); vp.LightDirection = Vector3.new(-1,-2,-1)
    vp.Ambient = Color3.fromRGB(255,255,255); vp.ZIndex = 5; vp.ClipsDescendants = true
    Instance.new("UICorner", vp).CornerRadius = UDim.new(0, 7)

    local cc = Instance.new("Frame", vp)
    cc.Name = "CC"; cc.Size = UDim2.new(1,0,1,0)
    cc.BackgroundTransparency = 1; cc.BorderSizePixel = 0; cc.ZIndex = 14

    local circles = {}
    for i = 1, MAX_CIRCLES do
        local c, nl = makeCircle(cc)
        circles[i] = {frame = c, nl = nl}
    end

    local worldModel = Instance.new("WorldModel", vp)

    local vpCam = Instance.new("Camera")
    vpCam.CameraType = Enum.CameraType.Scriptable
    vpCam.FieldOfView = mainCam.FieldOfView
    vpCam.CFrame = mainCam.CFrame
    vpCam.Parent = vp; vp.CurrentCamera = vpCam

    bar.InputBegan:Connect(function(inp)
        if inp.UserInputType == Enum.UserInputType.MouseButton1 then
            drag = {frame = frame, startMouse = inp.Position, startPos = frame.Position}
        end
    end)

    local reopenBtn = Instance.new("TextButton", gui)
    reopenBtn.Size = UDim2.new(0,W,0,18)
    reopenBtn.Position = UDim2.new(1, -(W+PAD_RIGHT), 0, py)
    reopenBtn.BackgroundColor3 = Color3.fromRGB(14,22,48)
    reopenBtn.Text = cfg.name.." [open]"
    reopenBtn.TextColor3 = Color3.fromRGB(100,160,255); reopenBtn.Font = Enum.Font.GothamBold
    reopenBtn.TextSize = 9; reopenBtn.BorderSizePixel = 0; reopenBtn.Visible = false; reopenBtn.ZIndex = 5
    Instance.new("UICorner", reopenBtn).CornerRadius = UDim.new(0, 4)
    closeBtn.MouseButton1Click:Connect(function()
        frame.Visible = false; reopenBtn.Visible = true
    end)
    reopenBtn.MouseButton1Click:Connect(function()
        frame.Visible = true; reopenBtn.Visible = false
    end)

    windows[idx] = {
        name = cfg.name, frame = frame, vpCam = vpCam, vp = vp,
        worldModel = worldModel, fovLbl = fovLbl, angle = cfg.angle,
        circles = circles, hasPlayer = false,
    }
end

for i, cfg in ipairs(CONFIGS) do buildWindow(cfg, i) end

-- ══════════════════════════════════════════
--  地圖 Clone
-- ══════════════════════════════════════════
local function cloneMapInto(wm)
    local cs = {}
    for _, p in pairs(Players:GetPlayers()) do
        if p.Character then cs[p.Character] = true end
    end
    for _, obj in pairs(workspace:GetChildren()) do
        if not obj:IsA("Camera") and not obj:IsA("Terrain") and not cs[obj] and obj.Archivable then
            local ok, clone = pcall(function() return obj:Clone() end)
            if ok and clone then
                for _, s in pairs(clone:GetDescendants()) do
                    if s:IsA("Script") or s:IsA("LocalScript") or s:IsA("ModuleScript") then
                        pcall(function() s:Destroy() end)
                    end
                end
                clone.Parent = wm
            end
        end
    end
end

-- ══════════════════════════════════════════
--  角色管理
-- ══════════════════════════════════════════
local charData = {}

local function buildPartMap(real, clone)
    local m = {}
    for _, rp in pairs(real:GetDescendants()) do
        if rp:IsA("BasePart") then
            local cp = clone:FindFirstChild(rp.Name, true)
            if cp and cp:IsA("BasePart") then m[rp] = cp end
        end
    end
    return m
end

local function addChar(p, char)
    if not char then return end
    task.wait(0.5)
    if not char.Parent then return end
    char.Archivable = true
    for _, d in pairs(char:GetDescendants()) do pcall(function() d.Archivable = true end) end
    local uid = tostring(p.UserId)
    if charData[uid] then
        for _, c in pairs(charData[uid].clones) do pcall(function() c:Destroy() end) end
        charData[uid] = nil
    end
    local data = {realChar = char, clones = {}, partMap = {}}
    charData[uid] = data
    for _, win in pairs(windows) do
        local ok, clone = pcall(function() return char:Clone() end)
        if ok and clone then
            for _, s in pairs(clone:GetDescendants()) do
                if s:IsA("Script") or s:IsA("LocalScript") or s:IsA("ModuleScript") then
                    pcall(function() s:Destroy() end)
                end
            end
            for _, part in pairs(clone:GetDescendants()) do
                if part:IsA("BasePart") then
                    part.LocalTransparencyModifier = 0
                    part.Transparency = math.min(part.Transparency, 0.5)
                end
            end
            clone.Name = "CHAR_"..uid; clone.Parent = win.worldModel
            data.clones[win.worldModel]  = clone
            data.partMap[win.worldModel] = buildPartMap(char, clone)
        end
    end
end

local function removeChar(p)
    local uid = tostring(p.UserId)
    if charData[uid] then
        for _, c in pairs(charData[uid].clones) do pcall(function() c:Destroy() end) end
        charData[uid] = nil
    end
end

for _, p in pairs(Players:GetPlayers()) do
    if p.Character then task.spawn(addChar, p, p.Character) end
    p.CharacterAdded:Connect(function(c) addChar(p, c) end)
    p.CharacterRemoving:Connect(function() removeChar(p) end)
end
Players.PlayerAdded:Connect(function(p)
    p.CharacterAdded:Connect(function(c) addChar(p, c) end)
    p.CharacterRemoving:Connect(function() removeChar(p) end)
end)
Players.PlayerRemoving:Connect(function(p) removeChar(p) end)

task.spawn(function()
    if not player.Character then player.CharacterAdded:Wait() end
    player.Character:WaitForChild("HumanoidRootPart", 10)
    task.wait(0.5)
    for _, win in pairs(windows) do cloneMapInto(win.worldModel) end
end)

player.CharacterAdded:Connect(function(char)
    char:WaitForChild("HumanoidRootPart", 10)
    task.wait(0.5)
    for _, win in pairs(windows) do
        for _, child in pairs(win.worldModel:GetChildren()) do
            if not string.find(child.Name, "CHAR_") then child:Destroy() end
        end
        cloneMapInto(win.worldModel)
    end
end)

-- ══════════════════════════════════════════
--  牆壁檢查（Raycast）
--  從本地角色 HRP 射向目標 HRP，
--  看中間是否有不透明的 BasePart 阻擋
-- ══════════════════════════════════════════
local raycastParams = RaycastParams.new()
raycastParams.FilterType = Enum.RaycastFilterType.Exclude

local function isVisible(targetHRP)
    local myChar = player.Character
    if not myChar then return true end
    local myHRP = myChar:FindFirstChild("HumanoidRootPart")
    if not myHRP then return true end

    -- 排除自己和目標的角色，避免射到自身
    local exclude = {myChar, targetHRP.Parent}
    raycastParams.FilterDescendantsInstances = exclude

    local origin    = myHRP.Position
    local direction = targetHRP.Position - origin
    local result    = workspace:Raycast(origin, direction, raycastParams)

    -- 沒打到任何東西 = 可見；打到東西表示被牆擋住
    return result == nil
end

-- ══════════════════════════════════════════
--  判斷是否標記
-- ══════════════════════════════════════════
local function shouldMark(p, hrp)
    if p == player then return false end
    if TEAM_CHECK and player.Team == p.Team then return false end
    if WALL_CHECK and not isVisible(hrp) then return false end
    return true
end

-- ══════════════════════════════════════════
--  投影 3D → VP 2D
-- ══════════════════════════════════════════
local function projectToVP(vpCam, vp, worldPos)
    local sp, onScreen = vpCam:WorldToViewportPoint(worldPos)
    if not onScreen or sp.Z <= 0 then return nil, nil end
    local vs = vpCam.ViewportSize
    if vs.X == 0 or vs.Y == 0 then return nil, nil end
    local rx, ry = sp.X / vs.X, sp.Y / vs.Y
    if rx < 0 or rx > 1 or ry < 0 or ry > 1 then return nil, nil end
    local ab = vp.AbsoluteSize
    return Vector2.new(rx * ab.X, ry * ab.Y), sp.Z
end

-- ══════════════════════════════════════════
--  RenderStepped
-- ══════════════════════════════════════════
RunService.RenderStepped:Connect(function()
    local cf  = mainCam.CFrame
    local fov = mainCam.FieldOfView

    for _, win in pairs(windows) do
        win.hasPlayer = false
        if win.frame.Visible then
            win.vpCam.CFrame      = cf * CFrame.Angles(0, win.angle, 0)
            win.vpCam.FieldOfView = fov
            win.fovLbl.Text       = "FOV:" .. tostring(math.floor(fov + 0.5))
        end
    end

    -- 角色同步
    for _, data in pairs(charData) do
        local rc = data.realChar
        if rc and rc.Parent then
            for _, win in pairs(windows) do
                if win.frame.Visible then
                    local pm = data.partMap[win.worldModel]
                    if pm then
                        for rp, cp in pairs(pm) do
                            if rp.Parent and cp.Parent then
                                cp.CFrame = rp.CFrame
                                cp.LocalTransparencyModifier = 0
                            end
                        end
                    end
                end
            end
        end
    end

    -- 偵測 + 圈圈
    for _, win in pairs(windows) do
        if not win.frame.Visible then
            for _, c in pairs(win.circles) do c.frame.Visible = false end
        else
            local ci = 0
            for _, p in pairs(Players:GetPlayers()) do
                if p.Character then
                    local hrp = p.Character:FindFirstChild("HumanoidRootPart")
                    if hrp and shouldMark(p, hrp) then
                        local pos2D, depth = projectToVP(win.vpCam, win.vp, hrp.Position)
                        if pos2D then
                            ci = ci + 1
                            if ci <= MAX_CIRCLES then
                                local obj = win.circles[ci]
                                local r = math.clamp(CIRCLE_BASE * (10 / math.max(depth, 1)), CIRCLE_MIN, CIRCLE_MAX)
                                obj.frame.Size     = UDim2.new(0, r*2, 0, r*2)
                                obj.frame.Position = UDim2.new(0, pos2D.X, 0, pos2D.Y)
                                obj.frame.Visible  = true
                                obj.nl.Text        = p.DisplayName
                                win.hasPlayer      = true
                            end
                        end
                    end
                end
            end
            for i = ci + 1, MAX_CIRCLES do win.circles[i].frame.Visible = false end
        end
    end

    -- 橫幅（置中頂部）
    local found = {}
    for _, win in pairs(windows) do
        if win.hasPlayer then table.insert(found, win.name) end
    end
    if #found > 0 then
        topBanner.Visible  = true
        bannerLabel.Text   = "Player spotted:  " .. table.concat(found, "   |   ")
    else
        topBanner.Visible = false
    end
end)

print("[MultiViewCamera v11] OK")
print("  TEAM_CHECK = " .. tostring(TEAM_CHECK))
print("  WALL_CHECK = " .. tostring(WALL_CHECK))