-- -- nion Chat by mac0 v14.5 | Fixed Message Send Handler
local Players = game:GetService("Players") 
local TweenSvc = game:GetService("TweenService") 
local UIS = game:GetService("UserInputService") 
local ContentProvider = game:GetService("ContentProvider") 
local HttpSvc = game:GetService("HttpService") 
local TeleportService = game:GetService("TeleportService") 
local RunService = game:GetService("RunService") 

local Player = Players.LocalPlayer 
local PlayerGui = Player:WaitForChild("PlayerGui")

-- تنظيف الواجهة القديمة
if PlayerGui:FindFirstChild("nionchatgui") then
    PlayerGui.nionchatgui:Destroy()
end

-- ============================================================ 
-- FIREBASE REALTIME DATABASE SYNC CONFIGURATION 
-- ============================================================ 
local FIREBASE_URL = "https://psychoontop-chat-mkx-default-rtdb.firebaseio.com/" 
local lastProcessedKey = "" 
local initialFetchDone = false 

-- Executor-Safe Universal HTTP Request Wrapper 
local function makeHttpRequest(options) 
    local req = (syn and syn.request) or http_request or request or (http and http.request) 
    if req then 
        local success, response = pcall(req, options) 
        if success then return response end 
    end 
    return nil 
end 

-- ============================================================ 
-- CORE FUNCTIONS & CONFIGS 
-- ============================================================ 
local function make(class, props) 
    local o = Instance.new(class) 
    for k, v in pairs(props) do 
        o[k] = v 
    end 
    return o 
end 

local C = { 
    WIN = Color3.fromRGB(30, 30, 36), 
    BG2 = Color3.fromRGB(38, 38, 46), 
    BG3 = Color3.fromRGB(50, 50, 60), 
    TABBAR = Color3.fromRGB(20, 20, 25), 
    INPUT = Color3.fromRGB(28, 28, 35), 
    BLUE = Color3.fromRGB(30, 120, 255), 
    WINOUT = Color3.fromRGB(58, 58, 76), 
    SYSBG = Color3.fromRGB(70, 56, 8), 
    SYSTXT = Color3.fromRGB(255, 208, 35), 
    WHITE = Color3.fromRGB(255, 255, 255), 
    GRAY = Color3.fromRGB(135, 135, 152), 
    ME = Color3.fromRGB(42, 42, 54), 
    THEM = Color3.fromRGB(42, 42, 54), 
    RED = Color3.fromRGB(200, 48, 48), 
    GREEN = Color3.fromRGB(28, 185, 82), 
    GOLD = Color3.fromRGB(255, 215, 0), 
} 

local ClientProfileData = { 
    DisplayName = Player.DisplayName, 
    Bio = "" 
} 

local CREATORS = { ["mac0"] = true, ["itgagagag011"] = true } 
local ScriptBans = {} 
local MutedPlayers = { All = false } 

-- ============================================================ 
-- INITIALIZATION 
-- ============================================================ 
local Gui = make("ScreenGui",{Name="nionchatgui",ResetOnSpawn=false,ZIndexBehavior=Enum.ZIndexBehavior.Sibling,IgnoreGuiInset=true}) 
if ScriptBans[Player.Name] then 
    Player:Kick("\n[nion Chat by mac0]\nYou are banned from using this script environment.") 
    return 
end 
Gui.Parent = PlayerGui 

-- Helper Functions
local function corner(p,r) local c=Instance.new("UICorner") c.CornerRadius=UDim.new(0,r or 8) c.Parent=p end 
local function stroke(p,col,t) local s=Instance.new("UIStroke") s.Color=col or Color3.fromRGB(55,55,70) s.Thickness=t or 1 s.Parent=p end 
local function ll(p,dir,sp) local l=Instance.new("UIListLayout") l.FillDirection=dir or Enum.FillDirection.Vertical l.SortOrder=Enum.SortOrder.LayoutOrder l.Padding=UDim.new(0,sp or 4) l.Parent=p end 
local function tw(o,t,pr) if not o then return end local tweener = TweenSvc:Create(o, TweenInfo.new(t, Enum.EasingStyle.Quart, Enum.EasingDirection.Out), pr) pcall(function() tweener:Play() end) end 
local function getTime() local t=os.date("*t") return string.format("%02d:%02d",t.hour,t.min) end 

local DM_STORE={} 
local function dmKey(a,b) local t={a,b} table.sort(t) return t[1].."__"..t[2] end 
local function saveConvo(key) local ok,enc=pcall(function() return HttpSvc:JSONEncode(DM_STORE[key] or {}) end) if ok then pcall(function() PlayerGui:SetAttribute("XD_"..key,enc) end) end end 
local function loadConvo(key) 
    if DM_STORE[key] then return DM_STORE[key] end 
    local raw=PlayerGui:GetAttribute("XD_"..key) 
    if raw then 
        local ok,dec=pcall(function() return HttpSvc:JSONDecode(raw) end) 
        if ok and dec then DM_STORE[key]=dec return dec end 
    end 
    DM_STORE[key]={} 
    return {} 
end 
local function appendDM(key,msg) 
    if not DM_STORE[key] then loadConvo(key) end 
    table.insert(DM_STORE[key],msg) 
    if #DM_STORE[key]>200 then local trim={} for i=#DM_STORE[key]-199,#DM_STORE[key] do table.insert(trim,DM_STORE[key][i]) end DM_STORE[key]=trim end 
    saveConvo(key) 
end 

-- STATE & GLOBAL VARIABLES 
local dmTarget = nil 
local dmContacts = {} 
local currentTab = "SERVER" 
local MsgScroll, CvScrl
local switchTab, addDMContact

-- ============================================================ 
-- MAIN UI SHELL WINDOW
-- ============================================================ 
local Win=make("Frame",{ Name="NionChatWin", Size=UDim2.new(0,520,0,420), Position=UDim2.new(0.5,-260,0.5,-210), BackgroundColor3=C.WIN, BackgroundTransparency=0.28, Visible=false, ZIndex=500, Parent=Gui }) 
corner(Win,16) stroke(Win,C.WINOUT,1.5) 

local XBtn=make("TextButton",{ Size=UDim2.new(0,24,0,24), Position=UDim2.new(1,-30,0,10), BackgroundColor3=C.RED, Text="✖", TextColor3=C.WHITE, TextSize=13, Font=Enum.Font.GothamBold, ZIndex=502, Parent=Win }) 
corner(XBtn,7) 

local TabBar=make("Frame",{ Size=UDim2.new(1,0,0,44), BackgroundColor3=C.TABBAR, BackgroundTransparency=0.15, ZIndex=501, Parent=Win }) 
corner(TabBar,16) 

local TabScroll=make("ScrollingFrame",{ Size=UDim2.new(1,-34,1,0), BackgroundTransparency=1, ScrollBarThickness=0, AutomaticCanvasSize=Enum.AutomaticSize.X, ZIndex=502, Parent=TabBar }) 
ll(TabScroll,Enum.FillDirection.Horizontal,0) 

local TABS={{name="SERVER",icon="🌐"},{name="GALLERY",icon="🖼"},{name="PROFILE",icon="⚙️"},{name="DMs",icon="💬"}} 
local tabBtns={} 
for i,t in ipairs(TABS) do 
    local btn=make("TextButton",{ Size=UDim2.new(0,84,1,0), BackgroundTransparency=1, Text=t.icon.." "..t.name, TextSize=10, Font=Enum.Font.GothamBold, TextColor3=C.GRAY, ZIndex=503, LayoutOrder=i, Parent=TabScroll }) 
    local ul=make("Frame",{ Size=UDim2.new(0,50,0,2), Position=UDim2.new(0.5,-25,1,-2), BackgroundColor3=C.BLUE, BackgroundTransparency=1, ZIndex=503, Parent=btn }) 
    tabBtns[t.name]={b=btn,ul=ul} 
end 

local Content=make("Frame",{ Size=UDim2.new(1,0,1,-44), Position=UDim2.new(0,0,0,44), BackgroundTransparency=1, ClipsDescendants=true, ZIndex=501, Parent=Win }) 

-- SERVER PAGE
local SrvPage=make("Frame",{ Size=UDim2.new(1,0,1,0), BackgroundTransparency=1, ZIndex=501, Parent=Content }) 
MsgScroll=make("ScrollingFrame",{ Size=UDim2.new(1,-6,1,-56), Position=UDim2.new(0,3,0,3), BackgroundTransparency=1, ScrollBarThickness=2, ScrollBarImageColor3=C.BLUE, AutomaticCanvasSize=Enum.AutomaticSize.Y, ZIndex=502, Parent=SrvPage }) 
ll(MsgScroll,Enum.FillDirection.Vertical,5) 

local IBar=make("Frame",{ Size=UDim2.new(1,-10,0,48), Position=UDim2.new(0,5,1,-52), BackgroundColor3=C.INPUT, BackgroundTransparency=0.1, ZIndex=503, Parent=SrvPage }) 
corner(IBar,24) stroke(IBar,Color3.fromRGB(58,58,76),1) 

local CInput=make("TextBox",{ Size=UDim2.new(1,-150,1,-8), Position=UDim2.new(0,14,0,4), BackgroundTransparency=1, PlaceholderText="Message nion Chat...", PlaceholderColor3=C.GRAY, Text="", TextColor3=C.WHITE, TextSize=13, Font=Enum.Font.Gotham, TextXAlignment=Enum.TextXAlignment.Left, ClearTextOnFocus=false, ZIndex=504, Parent=IBar }) 
local VoiceBtn=make("TextButton",{ Size=UDim2.new(0,32,0,32), Position=UDim2.new(1,-145,0.5,-16), BackgroundTransparency=1, Text="🎙️", TextSize=20, ZIndex=504, Parent=IBar }) 
local SBtn=make("TextButton",{ Size=UDim2.new(0,40,0,40), Position=UDim2.new(1,-46,0.5,-20), BackgroundColor3=C.BLUE, Text="↑", TextColor3=C.WHITE, TextSize=24, Font=Enum.Font.GothamBold, ZIndex=504, Parent=IBar }) 
corner(SBtn,20) 

-- ============================================================ 
-- VOICE ENGINE & AUDIO DISPLAY
-- ============================================================ 
local function addAudioMsg(parentScroll, sender, soundId, overrideDisplayName)
    if ScriptBans[sender] or MutedPlayers.All or MutedPlayers[sender] then return end

    local pObj = Players:FindFirstChild(sender)
    local uid = pObj and pObj.UserId or 0
    local currentDisplayName = overrideDisplayName or (sender == Player.Name and ClientProfileData.DisplayName or (pObj and pObj.DisplayName or sender))

    local wrap = make("Frame", { Size = UDim2.new(1, -4, 0, 50), BackgroundTransparency = 1, ZIndex = 520, Parent = parentScroll })
    local av = make("ImageButton", { Size = UDim2.new(0, 36, 0, 36), BackgroundColor3 = C.BG3, Image = "https://www.roblox.com/headshot-thumbnail/image?userId=" .. uid .. "&width=100&height=100&format=png", ZIndex = 521, Parent = wrap })
    corner(av, 18)

    local bub = make("Frame", { Size = UDim2.new(0, 230, 0, 44), Position = UDim2.new(0, 44, 0, 0), BackgroundColor3 = (sender == Player.Name) and C.ME or C.THEM, BackgroundTransparency = 0.08, ZIndex = 521, Parent = wrap })
    corner(bub, 10)

    local playBtn = make("TextButton", { Size = UDim2.new(0, 32, 0, 32), Position = UDim2.new(0, 6, 0.5, -16), BackgroundColor3 = C.BLUE, Text = "▶", TextColor3 = C.WHITE, TextSize = 14, Font = Enum.Font.GothamBold, ZIndex = 522, Parent = bub })
    corner(playBtn, 16)

    local titleLbl = make("TextLabel", { Size = UDim2.new(1, -50, 0, 18), Position = UDim2.new(0, 44, 0, 4), BackgroundTransparency = 1, Text = "🎙️ " .. currentDisplayName, TextColor3 = C.WHITE, TextSize = 11, Font = Enum.Font.GothamBold, TextXAlignment = Enum.TextXAlignment.Left, ZIndex = 522, Parent = bub })
    local subLbl = make("TextLabel", { Size = UDim2.new(1, -50, 0, 14), Position = UDim2.new(0, 44, 0, 22), BackgroundTransparency = 1, Text = "انقر للاستماع للصوت", TextColor3 = C.GRAY, TextSize = 10, Font = Enum.Font.Gotham, TextXAlignment = Enum.TextXAlignment.Left, ZIndex = 522, Parent = bub })

    local soundInstance = Instance.new("Sound")
    soundInstance.SoundId = string.find(soundId, "rbxassetid://") and soundId or ("rbxassetid://" .. soundId)
    soundInstance.Parent = bub

    local isPlaying = false
    playBtn.MouseButton1Click:Connect(function()
        if not isPlaying then
            soundInstance:Play()
            isPlaying = true
            playBtn.Text = "⏸"
            playBtn.BackgroundColor3 = C.RED
            subLbl.Text = "جاري التشغيل..."
        else
            soundInstance:Stop()
            isPlaying = false
            playBtn.Text = "▶"
            playBtn.BackgroundColor3 = C.BLUE
            subLbl.Text = "متوقف مؤقتاً"
        end
    end)

    soundInstance.Ended:Connect(function()
        isPlaying = false
        playBtn.Text = "▶"
        playBtn.BackgroundColor3 = C.BLUE
        subLbl.Text = "انقر للاستماع للصوت"
    end)

    task.delay(0.05, function()
        if parentScroll then parentScroll.CanvasPosition = Vector2.new(0, parentScroll.AbsoluteCanvasSize.Y) end
    end)
end

-- ============================================================ 
-- CHAT DISPLAY & SENDING LOGIC
-- ============================================================ 
local function broadcastPayload(sender, text, isImg, imgUrl) 
    if FIREBASE_URL == "" then return end 
    task.spawn(function() 
        local data = { sender = sender, displayName = ClientProfileData.DisplayName, text = text, isImg = isImg, imgUrl = imgUrl or "", timestamp = os.time() } 
        local success, json = pcall(function() return HttpSvc:JSONEncode(data) end) 
        if success then makeHttpRequest({ Url = FIREBASE_URL .. "global_chat.json", Method = "POST", Headers = { ["Content-Type"] = "application/json" }, Body = json }) end 
    end) 
end 

local function addSys(text) 
    local f=make("Frame",{ Size=UDim2.new(1,-4,0,42), BackgroundColor3=C.SYSBG, BackgroundTransparency=0.1, ZIndex=503, Parent=MsgScroll }) corner(f,8) stroke(f,Color3.fromRGB(115,90,10)) 
    make("TextLabel",{ Size=UDim2.new(1,-14,1,0), Position=UDim2.new(0,7,0,0), BackgroundTransparency=1, Text="⚠ [SYSTEM] : "..text, TextColor3=C.SYSTXT, TextSize=12, Font=Enum.Font.GothamBold, TextWrapped=true, TextXAlignment=Enum.TextXAlignment.Left, ZIndex=504, Parent=f }) 
end 

local function addMsg(sender,text,isImg,imgUrl,overrideDisplayName) 
    if ScriptBans[sender] or MutedPlayers.All or MutedPlayers[sender] then return end 
    local pObj=Players:FindFirstChild(sender) 
    local uid=pObj and pObj.UserId or 0 
    local currentDisplayName = overrideDisplayName or (sender == Player.Name and ClientProfileData.DisplayName or (pObj and pObj.DisplayName or sender)) 
    
    local wrap=make("Frame",{ Size=UDim2.new(1,-4,0,0), AutomaticSize=Enum.AutomaticSize.Y, BackgroundTransparency=1, ZIndex=503, Parent=MsgScroll }) 
    ll(wrap, Enum.FillDirection.Horizontal, 10)
    
    local av=make("ImageButton",{ Size=UDim2.new(0,36,0,36), BackgroundColor3=C.BG3, Image="https://www.roblox.com/headshot-thumbnail/image?userId="..uid.."&width=100&height=100&format=png", ZIndex=504, Parent=wrap }) corner(av,18) 
    local bub=make("Frame",{ Size=UDim2.new(0.82, -46, 0, 0), AutomaticSize=Enum.AutomaticSize.Y, BackgroundColor3=(sender==Player.Name) and C.ME or C.THEM, BackgroundTransparency=0.08, ZIndex=504, Parent=wrap }) corner(bub,12) 
    local lbl=make("TextLabel",{ Size=UDim2.new(1,-16,0,0), AutomaticSize=Enum.AutomaticSize.Y, Position=UDim2.new(0,8,0,6), BackgroundTransparency=1, Text="<b>"..currentDisplayName..":</b> "..text, RichText=true, TextColor3=C.WHITE, TextSize=13, Font=Enum.Font.Gotham, TextWrapped=true, TextXAlignment=Enum.TextXAlignment.Left, ZIndex=505, Parent=bub }) 

    task.delay(0.05, function()
        MsgScroll.CanvasPosition = Vector2.new(0, MsgScroll.AbsoluteCanvasSize.Y)
    end)
end 

-- دالة معالجة الإرسال
local function sendMessage()
    local text = CInput.Text
    if text == "" or string.gsub(text, "%s+", "") == "" then return end
    
    addMsg(Player.Name, text, false, nil)
    broadcastPayload(Player.Name, text, false, nil)
    
    CInput.Text = ""
end

-- ربط زر الإرسال ورابط الضغط على Enter
SBtn.MouseButton1Click:Connect(sendMessage)
CInput.FocusLost:Connect(function(enterPressed)
    if enterPressed then
        sendMessage()
    end
end)

-- VOICE PANEL
local VoiceRecorderFrame = make("Frame", { Size = UDim2.new(1, -10, 0, 75), Position = UDim2.new(0, 5, 1, -135), BackgroundColor3 = C.BG2, Visible = false, ZIndex = 530, Parent = SrvPage })
corner(VoiceRecorderFrame, 10) stroke(VoiceRecorderFrame, Color3.fromRGB(60, 60, 85), 1.5)

make("TextLabel", { Size = UDim2.new(1, -10, 0, 18), Position = UDim2.new(0, 8, 0, 4), BackgroundTransparency = 1, Text = "🎙️ معاينة وإرسال ملاحظة صوتية", TextColor3 = C.WHITE, TextSize = 11, Font = Enum.Font.GothamBold, TextXAlignment = Enum.TextXAlignment.Left, ZIndex = 531, Parent = VoiceRecorderFrame })

local AudioIdInput = make("TextBox", { Size = UDim2.new(0.48, -10, 0, 32), Position = UDim2.new(0, 8, 0, 30), BackgroundColor3 = C.INPUT, PlaceholderText = "ID الصوت (مثال: 9043887091)", PlaceholderColor3 = C.GRAY, Text = "", TextColor3 = C.WHITE, TextSize = 11, Font = Enum.Font.Gotham, ClearTextOnFocus = false, ZIndex = 531, Parent = VoiceRecorderFrame })
corner(AudioIdInput, 6)

local SendVoiceBtn = make("TextButton", { Size = UDim2.new(0.26, -10, 0, 32), Position = UDim2.new(0.74, 2, 0, 30), BackgroundColor3 = C.BLUE, Text = "إرسال 🚀", TextColor3 = C.WHITE, TextSize = 11, Font = Enum.Font.GothamBold, ZIndex = 531, Parent = VoiceRecorderFrame })
corner(SendVoiceBtn, 6)

SendVoiceBtn.MouseButton1Click:Connect(function()
    local rawId = AudioIdInput.Text
    if rawId == "" then return end
    local soundId = string.find(rawId, "rbxassetid://") and rawId or ("rbxassetid://" .. rawId)

    addAudioMsg(MsgScroll, Player.Name, soundId)
    broadcastPayload(Player.Name, "[VOICE]:" .. soundId, false, nil)
    
    AudioIdInput.Text = ""
    VoiceRecorderFrame.Visible = false
end)

VoiceBtn.MouseButton1Click:Connect(function()
    VoiceRecorderFrame.Visible = not VoiceRecorderFrame.Visible
end)

-- DMs PAGE
local DMPage=make("Frame",{ Size=UDim2.new(1,0,1,0), BackgroundTransparency=1, Visible=false, ZIndex=501, Parent=Content }) 

-- DATABASE POLLING LOOP
task.spawn(function() 
    while task.wait(1.5) do 
        if FIREBASE_URL ~= "" then 
            local response = makeHttpRequest({ Url = FIREBASE_URL .. "global_chat.json?orderBy=\"$key\"&limitToLast=10", Method = "GET" }) 
            if response and response.StatusCode == 200 then 
                local ok, data = pcall(function() return HttpSvc:JSONEncode(response.Body) end) 
                if ok and type(data) == "table" then 
                    local sortedPackets = {} 
                    for key, packet in pairs(data) do table.insert(sortedPackets, { key = key, val = packet }) end 
                    table.sort(sortedPackets, function(a, b) return a.key < b.key end) 
                    for _, entry in ipairs(sortedPackets) do 
                        if entry.key > lastProcessedKey then 
                            lastProcessedKey = entry.key 
                            if initialFetchDone and entry.val.sender ~= Player.Name then 
                                if entry.val.text:sub(1,8) == "[VOICE]:" then
                                    addAudioMsg(MsgScroll, entry.val.sender, entry.val.text:sub(9), entry.val.displayName)
                                else
                                    addMsg(entry.val.sender, entry.val.text, entry.val.isImg, entry.val.imgUrl, entry.val.displayName) 
                                end
                            end 
                        end 
                    end 
                    initialFetchDone = true 
                end 
            end 
        end 
    end 
end)

-- TAB SWITCHER & INITIALIZATION
local pages={SERVER=SrvPage,GALLERY=DMPage,PROFILE=DMPage,DMs=DMPage} 
function switchTab(name) 
    currentTab=name 
    for n,t in pairs(tabBtns) do tw(t.b,0.1,{TextColor3=(n==name) and C.WHITE or C.GRAY}) end 
end 
for name,t in pairs(tabBtns) do t.b.MouseButton1Click:Connect(function() switchTab(name) end) end 

XBtn.MouseButton1Click:Connect(function() Win.Visible=false end)
Win.Visible = true
addSys("👋 WELCOME TO NION CHAT (by mac0)!")