-- client/vehicles.lua
print("^2[turfwar]^7 client/vehicles.lua LOADED (HQ marker + spawn + doSpawn mutex)")

Config = Config or {}
Config.Vehicles = Config.Vehicles or {}
Config.GANGS = Config.GANGS or {}
Config.JOIN_POINTS = Config.JOIN_POINTS or {}

local currentGang = 0
local myVehNetId = 0
local myVehBlip = 0
local nextSpawnAt = 0
local myVehGangId = 0

-- GLOBAL mutex shared across ALL client scripts
_G.__turfwar_doSpawnBusy = _G.__turfwar_doSpawnBusy or false

-- =========================
-- Helpers
-- =========================
local function Notify(msg)
    BeginTextCommandThefeedPost("STRING")
    AddTextComponentSubstringPlayerName(msg)
    EndTextCommandThefeedPostTicker(false, false)
end

local function Draw3DText(x, y, z, text)
    local onScreen, _x, _y = World3dToScreen2d(x, y, z)
    if not onScreen then return end
    SetTextScale(0.35, 0.35)
    SetTextFont(4)
    SetTextProportional(1)
    SetTextEntry("STRING")
    SetTextCentre(1)
    AddTextComponentString(text)
    DrawText(_x, _y)
end

local function getHQPosForGang(gangId)
    for _, jp in ipairs(Config.JOIN_POINTS or {}) do
        if tonumber(jp.gangId) == tonumber(gangId) then
            return jp.pos
        end
    end
    return nil
end

local function loadModel(model)
    local hash = type(model) == "number" and model or GetHashKey(model)
    if not IsModelInCdimage(hash) then return nil end
    RequestModel(hash)
    local timeout = GetGameTimer() + 7000
    while not HasModelLoaded(hash) do
        Wait(10)
        if GetGameTimer() > timeout then
            return nil
        end
    end
    return hash
end

local function getGangBlipColor(gangId)
    gangId = tonumber(gangId) or 0
    local g = Config.GANGS and Config.GANGS[gangId]
    local c = g and g.blipColor
    return tonumber(c) or 2
end

local function setMyBlipForVehicle(veh)
    if DoesBlipExist(myVehBlip) then
        RemoveBlip(myVehBlip)
        myVehBlip = 0
    end
    if not veh or veh == 0 then return end

    myVehBlip = AddBlipForEntity(veh)
    SetBlipSprite(myVehBlip, 225)
    SetBlipScale(myVehBlip, 0.75)
    SetBlipColour(myVehBlip, getGangBlipColor(myVehGangId)) -- <- gang color
    SetBlipAsShortRange(myVehBlip, false)

    BeginTextCommandSetBlipName("STRING")
    AddTextComponentString("Gang Vehicle")
    EndTextCommandSetBlipName(myVehBlip)
end


-- =========================
-- Gang updates (MATCH YOUR SERVER)
-- =========================
local function setGang(gangId)
    currentGang = tonumber(gangId) or 0
end

-- sent directly to the player on change
RegisterNetEvent("turfwar:gangUpdate", function(gangId)
    setGang(gangId)
end)

-- compatibility event your server also triggers
RegisterNetEvent("turfwar:setFaction", function(gangId)
    setGang(gangId)
end)

-- broadcast to all clients: (src, gangId)
RegisterNetEvent("turfwar:playerGang", function(src, gangId)
    if src == GetPlayerServerId(PlayerId()) then
        setGang(gangId)
    end
end)

RegisterCommand("tw_gang", function()
    print("^3[turfwar]^7 currentGang = " .. tostring(currentGang))
    Notify("currentGang = " .. tostring(currentGang))
end)

-- On resource start, ask server for our current gang via existing requestFaction
CreateThread(function()
    Wait(1000)
    TriggerServerEvent("turfwar:requestFaction")
end)

-- =========================
-- Server -> Client spawn
-- =========================
RegisterNetEvent("turfwar:veh:doSpawn", function(data)
    if _G.__turfwar_doSpawnBusy then
        print("^1[turfwar]^7 Ignoring duplicate doSpawn (global mutex busy)")
        return
    end
    _G.__turfwar_doSpawnBusy = true

    local function done()
        _G.__turfwar_doSpawnBusy = false
    end

    local ok, err = pcall(function()
        if type(data) ~= "table" or not data.model then
            print("^1[turfwar]^7 doSpawn: bad data")
            done()
            return
        end

        local hash = loadModel(data.model)
        if not hash then
            Notify("~r~Vehicle model failed to load.~s~")
            done()
            return
        end

        local x = tonumber(data.x) or 0.0
        local y = tonumber(data.y) or 0.0
        local z = tonumber(data.z) or 0.0
        local h = tonumber(data.heading) or 0.0
        local plate = tostring(data.plate or "GANG")

        local veh = CreateVehicle(hash, x, y, z, h, true, false)
        SetModelAsNoLongerNeeded(hash)

        if not veh or veh == 0 then
            Notify("~r~Vehicle spawn failed.~s~")
            done()
            return
        end

        SetVehicleOnGroundProperly(veh)
        SetVehicleEngineOn(veh, true, true, false)
        SetVehicleDirtLevel(veh, 0.0)
        SetVehicleNumberPlateText(veh, plate)

        -- Apply RGB if provided
        if data.rgb and type(data.rgb) == "table" then
            local r = tonumber(data.rgb[1]) or 255
            local g = tonumber(data.rgb[2]) or 255
            local b = tonumber(data.rgb[3]) or 255
            SetVehicleCustomPrimaryColour(veh, r, g, b)
            SetVehicleCustomSecondaryColour(veh, r, g, b)
        end

        local netId = NetworkGetNetworkIdFromEntity(veh)
        SetNetworkIdCanMigrate(netId, true)

        TriggerServerEvent("turfwar:veh:spawned", netId)

        myVehNetId = netId
        myVehGangId = tonumber(data.gangId) or currentGang or 0
        setMyBlipForVehicle(veh)


        done()
    end)

    if not ok then
        print("^1[turfwar]^7 doSpawn crashed: " .. tostring(err))
        _G.__turfwar_doSpawnBusy = false
    end
end)

RegisterNetEvent("turfwar:veh:notify", function(msg)
    Notify(msg)
end)

RegisterNetEvent("turfwar:veh:setLocal", function(netId, gangId)
    myVehNetId = tonumber(netId) or 0
    myVehGangId = tonumber(gangId) or 0
end)


RegisterNetEvent("turfwar:veh:clearLocal", function()
    myVehNetId = 0
    myVehGangId = 0
    if DoesBlipExist(myVehBlip) then
        RemoveBlip(myVehBlip)
        myVehBlip = 0
    end
end)

-- =========================
-- HQ marker + E to request spawn
-- (matches server validation against HQ join point)
-- =========================
CreateThread(function()
    local useKey = (Config.Vehicles and Config.Vehicles.interactKey) or 38 -- E
    local useDist = (Config.Vehicles and Config.Vehicles.interactDist) or 2.5
    local markerDist = (Config.Vehicles and Config.Vehicles.markerDist) or 20.0

    while true do
        Wait(0)

        if not currentGang or currentGang == 0 then
            goto continue
        end

        local hq = getHQPosForGang(currentGang)
        if not hq then
            goto continue
        end

        local ped = PlayerPedId()
        local p = GetEntityCoords(ped)
        local d = #(p - hq)

        if d < markerDist then
            DrawMarker(1, hq.x, hq.y, hq.z - 1.0, 0,0,0, 0,0,0, 1.2,1.2,0.8, 255,255,255, 120, false,true,2, false,nil,nil,false)

            if d < useDist then
                Draw3DText(hq.x, hq.y, hq.z + 0.25, "~w~Gang Vehicle~n~~y~[E]~w~ Spawn / Replace")

                if IsControlJustPressed(0, useKey) then
                    local now = GetGameTimer()
                    if now < nextSpawnAt then goto continue end
                    nextSpawnAt = now + 1200

                    local pcoords = { x = p.x, y = p.y, z = p.z }
                    TriggerServerEvent("turfwar:veh:requestSpawn", pcoords)
                end
            end
        end

        ::continue::
    end
end)