local resourceName = GetCurrentResourceName()
local lastRestore = 0

local function restoreWorldStreaming(reason)
    local ped = PlayerPedId()
    if ped == 0 or not DoesEntityExist(ped) then return false end

    -- A stale scripted focus/load-scene is one of the most common causes for
    -- half-loaded streets after leaving an instanced interior.
    NewLoadSceneStop()
    ClearFocus()
    ClearHdArea()

    local coords = GetEntityCoords(ped)
    RequestCollisionAtCoord(coords.x, coords.y, coords.z)
    RequestAdditionalCollisionAtCoord(coords.x, coords.y, coords.z)
    SetFocusEntity(ped)

    local deadline = GetGameTimer() + 5000
    while not HasCollisionLoadedAroundEntity(ped) and GetGameTimer() < deadline do
        RequestCollisionAtCoord(coords.x, coords.y, coords.z)
        RequestAdditionalCollisionAtCoord(coords.x, coords.y, coords.z)
        Wait(0)
    end

    ClearFocus()
    lastRestore = GetGameTimer()
    if reason then
        print(('[devx_ipl] Weltstreaming wiederhergestellt (%s).'):format(reason))
    end
    return HasCollisionLoadedAroundEntity(ped)
end

exports('RestoreWorldStreaming', restoreWorldStreaming)

RegisterNetEvent('devx_ipl:client:restoreWorld', function(reason)
    CreateThread(function()
        restoreWorldStreaming(reason or 'event')
    end)
end)

RegisterCommand('fixworld', function()
    CreateThread(function()
        local ok = restoreWorldStreaming('command')
        if GetResourceState('devx_core') == 'started' then
            exports.devx_core:Notify(ok and 'Weltstreaming wurde neu aufgebaut.' or 'Kollision lädt noch. Bewege dich kurz oder verbinde dich neu.')
        end
    end)
end, false)

-- Do not globally request/remove apartment or mission IPLs here. Those IPLs
-- share hidden coordinates and were the source of overlapping geometry in the
-- earlier versions. Each feature now loads only what it needs, on demand.
CreateThread(function()
    Wait(1500)
    restoreWorldStreaming('resource-start')
    print('[devx_ipl] DevX Streaming-Guard v0.4.3 aktiv. Keine globalen Apartment-/Warehouse-IPLs.')
end)

AddEventHandler('onClientResourceStart', function(resource)
    if resource == resourceName and GetGameTimer() - lastRestore > 1000 then
        CreateThread(function()
            Wait(800)
            restoreWorldStreaming('client-resource-start')
        end)
    end
end)

AddEventHandler('playerSpawned', function()
    CreateThread(function()
        Wait(1200)
        restoreWorldStreaming('player-spawned')
    end)
end)

AddEventHandler('devx_core:client:playerLoaded', function()
    CreateThread(function()
        Wait(800)
        restoreWorldStreaming('character-loaded')
    end)
end)