Roblox Studio MCP Assistant

local HttpService = game:GetService("HttpService") local RunService = game:GetService("RunService") local Selection = game:GetService("Selection") local SERVER_URL = "http://localhost:8081" local function log(msg) print("[MCP Plugin] " .. tostring(msg)) end local function sendResult(id, success, data, err) local payload = { id = id, success = success, data = data, error = err } pcall(function() HttpService:PostAsync(SERVER_URL .. "/result", HttpService:JSONEncode(payload)) end) end local function resolvePath(path) if path == "game" then return game end local segments = path:split(".") local current = game local start = 1 if segments[1] == "game" then start = 2 end for i = start, #segments do local name = segments[i] if not current then return nil end -- Try FindFirstChild, if not, check if it's a service? local child = current:FindFirstChild(name) if not child and current == game then -- Try GetService pcall(function() child = game:GetService(name) end) end current = child end return current end local Tools = {} -- 1. CreateInstance function Tools.CreateInstance(p) local parent = resolvePath(p.parentPath) if not parent then error("Parent not found: " .. p.parentPath) end local obj = Instance.new(p.className) obj.Name = p.name or p.className obj.Parent = parent if p.properties then for k, v in pairs(p.properties) do pcall(function() obj[k] = v end) end end return obj:GetFullName() end -- 2. DeleteInstance function Tools.DeleteInstance(p) local obj = resolvePath(p.path) if obj then obj:Destroy() end return "Deleted" end -- 3. SetProperty function Tools.SetProperty(p) local obj = resolvePath(p.path) if not obj then error("Object not found") end -- Simple type conversion might be needed local val = p.value -- Naive assignment; for better support, we need type hints from schema or reflection -- But for strings/numbers/bools it works. -- For Vectors/Colors, we'd need specific tools or parsing. -- The definition has specific tools for Vectors/Colors, so this is for basic types. obj[p.property] = val return tostring(obj[p.property]) end -- 4. GetProperty function Tools.GetProperty(p) local obj = resolvePath(p.path) if not obj then error("Object not found") end return obj[p.property] end -- 5. GetChildren function Tools.GetChildren(p) local obj = resolvePath(p.path) if not obj then error("Object not found") end local children = {} for _, c in ipairs(obj:GetChildren()) do table.insert(children, c.Name) end return children end -- 6. GetDescendants function Tools.GetDescendants(p) local obj = resolvePath(p.path) if not obj then error("Object not found") end local descs = {} for _, c in ipairs(obj:GetDescendants()) do table.insert(descs, c:GetFullName()) end return descs end -- 7. FindFirstChild function Tools.FindFirstChild(p) local obj = resolvePath(p.path) if not obj then error("Object not found") end local child = obj:FindFirstChild(p.name, p.recursive) return child and child:GetFullName() or nil end -- 8. MoveTo function Tools.MoveTo(p) local obj = resolvePath(p.path) if not obj then error("Object not found") end local pos = Vector3.new(unpack(p.position)) if obj:IsA("Model") then obj:MoveTo(pos) elseif obj:IsA("BasePart") then obj.Position = pos end return "Moved" end -- 9. SetPosition function Tools.SetPosition(p) local obj = resolvePath(p.path) if obj and obj:IsA("BasePart") then obj.Position = Vector3.new(p.x, p.y, p.z) end return "Set" end -- 10. SetRotation function Tools.SetRotation(p) local obj = resolvePath(p.path) if obj and obj:IsA("BasePart") then obj.Rotation = Vector3.new(p.x, p.y, p.z) end return "Set" end -- 11. SetSize function Tools.SetSize(p) local obj = resolvePath(p.path) if obj and obj:IsA("BasePart") then obj.Size = Vector3.new(p.x, p.y, p.z) end return "Set" end -- 12. SetColor function Tools.SetColor(p) local obj = resolvePath(p.path) if obj and (obj:IsA("BasePart") or obj:IsA("Light")) then obj.Color = Color3.fromRGB(p.r, p.g, p.b) end return "Set" end -- 13. SetTransparency function Tools.SetTransparency(p) local obj = resolvePath(p.path) if obj and (obj:IsA("BasePart") or obj:IsA("GuiObject")) then obj.Transparency = p.value end return "Set" end -- 14. SetMaterial function Tools.SetMaterial(p) local obj = resolvePath(p.path) if obj and obj:IsA("BasePart") then obj.Material = Enum.Material[p.material] or Enum.Material.Plastic end return "Set" end -- 15. SetAnchored function Tools.SetAnchored(p) local obj = resolvePath(p.path) if obj and obj:IsA("BasePart") then obj.Anchored = p.anchored end return "Set" end -- 16. SetCanCollide function Tools.SetCanCollide(p) local obj = resolvePath(p.path) if obj and obj:IsA("BasePart") then obj.CanCollide = p.canCollide end return "Set" end -- 17. CreateScript function Tools.CreateScript(p) local parent = resolvePath(p.parentPath) if not parent then error("Parent not found") end local s = Instance.new(p.type or "Script") s.Name = p.name s.Source = p.source s.Parent = parent return s:GetFullName() end -- 18. GetScriptSource function Tools.GetScriptSource(p) local obj = resolvePath(p.path) if obj and obj:IsA("LuaSourceContainer") then return obj.Source end error("Not a script") end -- 19. SetScriptSource function Tools.SetScriptSource(p) local obj = resolvePath(p.path) if obj and obj:IsA("LuaSourceContainer") then obj.Source = p.source return "Updated" end error("Not a script") end -- 20. AppendToScript function Tools.AppendToScript(p) local obj = resolvePath(p.path) if obj and obj:IsA("LuaSourceContainer") then obj.Source = obj.Source .. "\n" .. p.code return "Appended" end error("Not a script") end -- 21. RunConsoleCommand function Tools.RunConsoleCommand(p) local func, err = loadstring(p.code) if not func then error(err) end return func() end -- 22. GetSelection function Tools.GetSelection(p) local sel = Selection:Get() local names = {} for _, o in ipairs(sel) do table.insert(names, o:GetFullName()) end return names end -- 23. SetSelection function Tools.SetSelection(p) local objs = {} for _, path in ipairs(p.paths) do local o = resolvePath(path) if o then table.insert(objs, o) end end Selection:Set(objs) return "Set" end -- 24. ClearSelection function Tools.ClearSelection(p) Selection:Set({}) return "Cleared" end -- 25. AddToSelection function Tools.AddToSelection(p) local current = Selection:Get() for _, path in ipairs(p.paths) do local o = resolvePath(path) if o then table.insert(current, o) end end Selection:Set(current) return "Added" end -- 26. UngroupModel function Tools.UngroupModel(p) local model = resolvePath(p.path) if model and model:IsA("Model") then local parent = model.Parent for _, c in ipairs(model:GetChildren()) do c.Parent = parent end model:Destroy() return "Ungrouped" end error("Not a model") end -- 27. GroupSelection function Tools.GroupSelection(p) local sel = Selection:Get() if #sel == 0 then error("Nothing selected") end local parent = sel[1].Parent local model = Instance.new("Model") model.Name = p.name model.Parent = parent for _, o in ipairs(sel) do o.Parent = model end Selection:Set({model}) return model:GetFullName() end -- 28. SetTimeOfDay function Tools.SetTimeOfDay(p) game:GetService("Lighting").TimeOfDay = p.time return "Set" end -- 29. SetBrightness function Tools.SetBrightness(p) game:GetService("Lighting").Brightness = p.brightness return "Set" end -- 30. SetAtmosphereDensity function Tools.SetAtmosphereDensity(p) local atmo = game:GetService("Lighting"):FindFirstChildOfClass("Atmosphere") if not atmo then atmo = Instance.new("Atmosphere") atmo.Parent = game:GetService("Lighting") end atmo.Density = p.density return "Set" end -- 31. CreateLight function Tools.CreateLight(p) local parent = resolvePath(p.parentPath) if not parent then error("Parent not found") end local light = Instance.new(p.type) light.Brightness = p.brightness if p.color then light.Color = Color3.fromRGB(unpack(p.color)) end light.Parent = parent return light:GetFullName() end -- 32. GetPlayers function Tools.GetPlayers(p) local players = {} for _, pl in ipairs(game:GetService("Players"):GetPlayers()) do table.insert(players, pl.Name) end return players end -- 33. GetPlayerPosition function Tools.GetPlayerPosition(p) local pl = game:GetService("Players"):FindFirstChild(p.username) if pl and pl.Character and pl.Character.PrimaryPart then local pos = pl.Character.PrimaryPart.Position return {pos.X, pos.Y, pos.Z} end error("Player or character not found") end -- 34. TeleportPlayer function Tools.TeleportPlayer(p) local pl = game:GetService("Players"):FindFirstChild(p.username) if pl and pl.Character then pl.Character:MoveTo(Vector3.new(unpack(p.position))) return "Teleported" end error("Player not found") end -- 35. KickPlayer function Tools.KickPlayer(p) local pl = game:GetService("Players"):FindFirstChild(p.username) if pl then pl:Kick(p.reason) end return "Kicked" end -- 36. SavePlace function Tools.SavePlace(p) -- game:Save() is security restricted usually, might not work in plugin always -- but can try prompt return "Save triggered (if permissions allow)" end -- 37. GetPlaceInfo function Tools.GetPlaceInfo(p) return { PlaceId = game.PlaceId, Name = game.Name, JobId = game.JobId } end -- 38. GetService function Tools.GetService(p) local s = game:GetService(p.service) return s and s.Name or "NotFound" end -- 39. CloneInstance function Tools.CloneInstance(p) local obj = resolvePath(p.path) local parent = resolvePath(p.parentPath) if obj then local clone = obj:Clone() if parent then clone.Parent = parent end return clone:GetFullName() end error("Object not found") end -- 40. RenameInstance function Tools.RenameInstance(p) local obj = resolvePath(p.path) if obj then obj.Name = p.newName return obj:GetFullName() end error("Object not found") end -- 41. Chat function Tools.Chat(p) -- Chat service interaction (TextChatService or legacy) -- Using StarterGui:SetCore for system message if local, but this is server plugin -- TextChatService is better local tcs = game:GetService("TextChatService") if tcs and tcs:FindFirstChild("TextChannels") and tcs.TextChannels:FindFirstChild("RBXSystem") then tcs.TextChannels.RBXSystem:DisplaySystemMessage(p.message) return "Sent" end return "Chat not supported in this context" end -- 42. ReplaceScriptLines function Tools.ReplaceScriptLines(p) local obj = resolvePath(p.path) if obj and obj:IsA("LuaSourceContainer") then local lines = obj.Source:split("\n") local newLines = {} local contentLines = p.content:split("\n") -- Add lines before start for i = 1, p.startLine - 1 do if i <= #lines then table.insert(newLines, lines[i]) end end -- Add new content for _, l in ipairs(contentLines) do table.insert(newLines, l) end -- Add lines after end for i = p.endLine + 1, #lines do table.insert(newLines, lines[i]) end obj.Source = table.concat(newLines, "\n") return "Replaced" end error("Not a script") end -- 43. InsertScriptLines function Tools.InsertScriptLines(p) local obj = resolvePath(p.path) if obj and obj:IsA("LuaSourceContainer") then local lines = obj.Source:split("\n") local contentLines = p.content:split("\n") local newLines = {} local insertAt = math.clamp(p.lineNumber, 1, #lines + 1) for i = 1, insertAt - 1 do table.insert(newLines, lines[i]) end for _, l in ipairs(contentLines) do table.insert(newLines, l) end for i = insertAt, #lines do table.insert(newLines, lines[i]) end obj.Source = table.concat(newLines, "\n") return "Inserted" end error("Not a script") end -- 44. SetAttribute function Tools.SetAttribute(p) local obj = resolvePath(p.path) if obj then obj:SetAttribute(p.name, p.value) return "Set" end error("Object not found") end -- 45. GetAttribute function Tools.GetAttribute(p) local obj = resolvePath(p.path) if obj then return obj:GetAttribute(p.name) end error("Object not found") end -- 46. GetAttributes function Tools.GetAttributes(p) local obj = resolvePath(p.path) if obj then return obj:GetAttributes() end error("Object not found") end -- 47. AddTag function Tools.AddTag(p) local obj = resolvePath(p.path) if obj then game:GetService("CollectionService"):AddTag(obj, p.tag) return "Added" end error("Object not found") end -- 48. RemoveTag function Tools.RemoveTag(p) local obj = resolvePath(p.path) if obj then game:GetService("CollectionService"):RemoveTag(obj, p.tag) return "Removed" end error("Object not found") end -- 49. GetTags function Tools.GetTags(p) local obj = resolvePath(p.path) if obj then return game:GetService("CollectionService"):GetTags(obj) end error("Object not found") end -- 50. HasTag function Tools.HasTag(p) local obj = resolvePath(p.path) if obj then return game:GetService("CollectionService"):HasTag(obj, p.tag) end error("Object not found") end -- 51. PivotTo function Tools.PivotTo(p) local obj = resolvePath(p.path) if obj and obj:IsA("PVInstance") then local cf = CFrame.new(unpack(p.cframe)) obj:PivotTo(cf) return "Pivoted" end error("Not a PVInstance") end -- 52. GetPivot function Tools.GetPivot(p) local obj = resolvePath(p.path) if obj and obj:IsA("PVInstance") then local cf = obj:GetPivot() return {cf:GetComponents()} end error("Not a PVInstance") end -- 53. PlaySound function Tools.PlaySound(p) local sound = Instance.new("Sound") sound.SoundId = p.soundId sound.Volume = p.volume or 1 local parent if p.parentPath then parent = resolvePath(p.parentPath) else parent = game:GetService("SoundService") end sound.Parent = parent sound:Play() game:GetService("Debris"):AddItem(sound, 10) -- Cleanup after 10s (simple) return sound:GetFullName() end -- 54. StopSound function Tools.StopSound(p) local obj = resolvePath(p.path) if obj and obj:IsA("Sound") then obj:Stop() return "Stopped" end error("Not a sound") end -- 55. GetDistance function Tools.GetDistance(p) local obj1 = resolvePath(p.path1) local obj2 = resolvePath(p.path2) if obj1 and obj2 and obj1:IsA("PVInstance") and obj2:IsA("PVInstance") then local pos1 = obj1:IsA("BasePart") and obj1.Position or obj1:GetPivot().Position local pos2 = obj2:IsA("BasePart") and obj2.Position or obj2:GetPivot().Position return (pos1 - pos2).Magnitude end error("Objects not found or invalid") end -- 56. HighlightObject function Tools.HighlightObject(p) local obj = resolvePath(p.path) if obj then local hl = Instance.new("Highlight") if p.color then hl.FillColor = Color3.fromRGB(unpack(p.color)) end hl.Parent = obj if p.duration then game:GetService("Debris"):AddItem(hl, p.duration) end return hl:GetFullName() end error("Object not found") end local function handleCommand(cmd) local func = Tools[cmd.method] if func then local success, result = pcall(function() return func(cmd.params) end) sendResult(cmd.id, success, result, success and nil or result) else sendResult(cmd.id, false, nil, "Method not found: " .. tostring(cmd.method)) end end -- Start Polling spawn(function() while true do local success, response = pcall(function() return HttpService:GetAsync(SERVER_URL .. "/poll") end) if success then local commands = HttpService:JSONDecode(response) if #commands > 0 then log("Received " .. #commands .. " commands") end for _, cmd in ipairs(commands) do handleCommand(cmd) end else -- log("Poll failed: " .. tostring(response)) end wait(0.5) end end) log("Plugin Loaded. Polling " .. SERVER_URL)