-- [[ Rscripts Risk Notice ]]
-- This script is not verified by rscripts.net. Deal with caution.
--
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--   • Never log in on unofficial Roblox sites or lookalike domains.
--   • Real Roblox links use roblox.com (check the .com ending).
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-- [[ End Rscripts Risk Notice ]]

getgenv().Config = { 
    HitPart = "Head",
    FOVRadius = 300,
    ShowFOV = true
}

local reps = game:GetService("ReplicatedStorage")
local plrs = game:GetService("Players")
local runs = game:GetService("RunService")
local cs = game:GetService("CollectionService")
local lplr = plrs.LocalPlayer
local cam = workspace.CurrentCamera

local U = require(reps.Modules.Utility)
local EL = require(reps.Modules.EnumLibrary)
local GU = require(reps.Modules.GameplayUtility)

local e, gun = pcall(require, lplr.PlayerScripts.Modules.ItemTypes.Gun)
if e and gun and gun.IsFullyAiming then
    gun.IsFullyAiming = function() return true end
end

local FOV = Drawing.new("Circle")
FOV.Color = Color3.fromRGB(255, 255, 255)
FOV.Thickness = 1
FOV.Filled = false

runs.RenderStepped:Connect(function()
    FOV.Position = cam.ViewportSize / 2
    FOV.Radius = getgenv().Config.FOVRadius
    FOV.Visible = getgenv().Config.ShowFOV
end)

local function target()
    local center = cam.ViewportSize / 2
    local bestPart, bestDist = nil, getgenv().Config.FOVRadius
    for _, entity in cs:GetTagged("Entity") do
        if entity == lplr.Character then continue end
        local part = entity:FindFirstChild(getgenv().Config.HitPart, true)
        if not part or not part:IsA("BasePart") then continue end
        local sp, onScreen = cam:WorldToViewportPoint(part.Position)
        if not onScreen then continue end
        local d = (Vector2.new(sp.X, sp.Y) - center).Magnitude
        if d < bestDist then bestDist, bestPart = d, part end
    end
    return bestPart
end

local function CFD(origin, part)
    local cf = part.CFrame
    local d = {}
    d[utf8.char(1)] = {
        [utf8.char(0)] = U:EncodeCFrame(CFrame.lookAt(origin, part.Position)),
        [utf8.char(1)] = U:EncodeCFrame(cf),
        [utf8.char(2)] = part,
        [utf8.char(3)] = U:EncodeCFrame(cf:ToObjectSpace(CFrame.new(part.Position))),
    }
    return d
end

local visual = GU.GetEntitiesFromRaycast
GU.GetEntitiesFromRaycast = function(self, envID, params, origin, dir, maxDist, ...)
    local t = target()
    if t then
        local dist = (t.Position - origin).Magnitude
        dir = (t.Position - origin).Unit
        if dist > maxDist then maxDist = dist + 5 end
    end
    return visual(self, envID, params, origin, dir, maxDist, ...)
end

local UseItem = reps.Remotes.Replication.Fighter.UseItem
local hook; hook = hookfunction(UseItem.FireServer, newcclosure(function(self, objID, enumVal, camdata, extra)
    if enumVal == EL:ToEnum("StartShooting") then
        local root = lplr.Character and lplr.Character:FindFirstChild("HumanoidRootPart")
        local t = target()
        if root and t then camdata = CFD(root.Position, t) end
    end
    return hook(self, objID, enumVal, camdata, extra)
end))