local Rayfield = loadstring(game:HttpGet('https://sirius.menu/rayfield'))()
local L = game:GetService("Lighting")

-- state: mirrors toggle values at runtime
local state = {
    disableBloom      = false,
    disableBlur       = false,
    disableSunRays    = false,
    disableColorGrade = false,
    disableDepthField = false,
    disableFog        = false,
    disableShadows    = false,
    reduceLOD         = false,
    reduceParticles   = false,
}

-- helpers
local ppMap = {
    BloomEffect           = "disableBloom",
    BlurEffect            = "disableBlur",
    SunRaysEffect         = "disableSunRays",
    ColorCorrectionEffect = "disableColorGrade",
    DepthOfFieldEffect    = "disableDepthField",
}

local function applyPP()
    for _, e in ipairs(L:GetChildren()) do
        local key = ppMap[e.ClassName]
        if key then e.Enabled = not state[key] end
    end
end

local function applyFog()
    if state.disableFog then
        L.FogEnd = 100000; L.FogStart = 99998
    else
        L.FogEnd = 100000; L.FogStart = 0
    end
end

local function applyParts()
    for _, o in ipairs(workspace:GetDescendants()) do
        if o:IsA("BasePart") then
            o.CastShadow = not state.disableShadows
        end
        if o:IsA("MeshPart") then
            o.LevelOfDetail = state.reduceLOD
                and Enum.LevelOfDetailSetting.Disabled
                or  Enum.LevelOfDetailSetting.Automatic
        end
        if o:IsA("ParticleEmitter") then
            o.Rate = state.reduceParticles and 5 or 20
        end
        if state.reduceParticles and
           (o:IsA("Smoke") or o:IsA("Fire") or o:IsA("Sparkles")) then
            o.Enabled = false
        end
    end
end

-- catch newly spawned parts
workspace.DescendantAdded:Connect(function(o)
    if o:IsA("BasePart") then
        o.CastShadow = not state.disableShadows
    end
    if o:IsA("MeshPart") and state.reduceLOD then
        o.LevelOfDetail = Enum.LevelOfDetailSetting.Disabled
    end
    if o:IsA("ParticleEmitter") and state.reduceParticles then
        o.Rate = 5
    end
end)

L.ChildAdded:Connect(function(e)
    local key = ppMap[e.ClassName]
    if key then e.Enabled = not state[key] end
end)

-------------------------------------------------------
-- RAYFIELD WINDOW
-------------------------------------------------------
local Window = Rayfield:CreateWindow({
    Name            = "Perf Optimizer",
	ScriptID 		= "sid_85qxtk45fojc",
    Icon            = 0,
    LoadingTitle    = "Perf Optimizer",
    LoadingSubtitle = "by you",
    Theme           = "Default",
    DisableRayfieldPrompts = false,
    DisableBuildWarnings   = false,
    ConfigurationSaving = { Enabled = true, FileName = "PerfOpt" },
    KeySystem = false,
})

local Tab = Window:CreateTab("Optimizations", 4483362458)

-- section: post processing
local SecPP = Tab:CreateSection("Post Processing")

local function ppToggle(name, flag, key)
    Tab:CreateToggle({
        Name = name, CurrentValue = false, Flag = flag,
        Callback = function(v)
            state[key] = v
            applyPP()
        end
    })
end

ppToggle("Disable Bloom",         "bloom",      "disableBloom")
ppToggle("Disable Blur",          "blur",       "disableBlur")
ppToggle("Disable Sun Rays",      "sunrays",    "disableSunRays")
ppToggle("Disable Color Grade",   "colorgrade", "disableColorGrade")
ppToggle("Disable Depth of Field","dof",        "disableDepthField")

-- section: world
local SecWorld = Tab:CreateSection("World")

Tab:CreateToggle({
    Name = "Disable Fog", CurrentValue = false, Flag = "fog",
    Callback = function(v) state.disableFog = v; applyFog() end
})

Tab:CreateToggle({
    Name = "Disable Shadows", CurrentValue = false, Flag = "shadows",
    Callback = function(v) state.disableShadows = v; applyParts() end
})

Tab:CreateToggle({
    Name = "Reduce LOD", CurrentValue = false, Flag = "lod",
    Callback = function(v)
        state.reduceLOD = v
        workspace.StreamingEnabled = v
        workspace.StreamingTargetRadius = v and 256 or 512
        applyParts()
    end
})

Tab:CreateToggle({
    Name = "Reduce Particles", CurrentValue = false, Flag = "particles",
    Callback = function(v) state.reduceParticles = v; applyParts() end
})

-- apply all button
Tab:CreateSection("Quick Actions")

Tab:CreateButton({
    Name = "Apply All Optimizations",
    Callback = function()
        for k in pairs(state) do state[k] = true end
        applyPP(); applyFog(); applyParts()
        workspace.StreamingEnabled = true
        workspace.StreamingTargetRadius = 256
        Rayfield:Notify({
            Title    = "Perf Optimizer",
            Content  = "All optimizations applied!",
            Duration = 3,
            Image    = 4483362458,
        })
    end
})

Tab:CreateButton({
    Name = "Reset Everything",
    Callback = function()
        for k in pairs(state) do state[k] = false end
        applyPP(); applyFog(); applyParts()
        workspace.StreamingEnabled = false
        Rayfield:Notify({
            Title    = "Perf Optimizer",
            Content  = "Reset to defaults.",
            Duration = 3,
            Image    = 4483362458,
        })
    end
})

Rayfield:LoadConfiguration()
print("[PerfOpt] Rayfield UI loaded")