fixed

2026-02-13 13:00:40 -05:00
parent e694f746f8
commit a9c1d8201b
4 changed files with 317 additions and 4 deletions
--- a/42.13/media/lua/client/TowBar/TowSyncClient.lua
+++ b/42.13/media/lua/client/TowBar/TowSyncClient.lua
@@ -0,0 +1,125 @@
+if isServer() then return end
+
+if not TowBarMod then TowBarMod = {} end
+TowBarMod.Sync = TowBarMod.Sync or {}
+if TowBarMod.Sync._towSyncClientLoaded then return end
+TowBarMod.Sync._towSyncClientLoaded = true
+
+local function resolveVehicle(id)
+    if not id then return nil end
+    return getVehicleById(id)
+end
+
+local function ensureAttachment(vehicle, attachmentId)
+    if not vehicle or not attachmentId then return false end
+
+    local script = vehicle:getScript()
+    if not script then return false end
+    if script:getAttachmentById(attachmentId) ~= nil then return true end
+
+    local wheelCount = script:getWheelCount()
+    local yOffset = -0.5
+    if wheelCount > 0 then
+        local wheel = script:getWheel(0)
+        if wheel and wheel:getOffset() then
+            yOffset = wheel:getOffset():y() + 0.1
+        end
+    end
+
+    local chassis = script:getPhysicsChassisShape()
+    if not chassis then return false end
+
+    local attach = ModelAttachment.new(attachmentId)
+    if attachmentId == "trailer" then
+        attach:getOffset():set(0, yOffset, -chassis:z() / 2 - 0.1)
+        attach:setZOffset(-1)
+    else
+        attach:getOffset():set(0, yOffset, chassis:z() / 2 + 0.1)
+        attach:setZOffset(1)
+    end
+    script:addAttachment(attach)
+    return true
+end
+
+local function isLinked(vehicleA, vehicleB)
+    if not vehicleA or not vehicleB then return false end
+    return vehicleA:getVehicleTowing() == vehicleB and vehicleB:getVehicleTowedBy() == vehicleA
+end
+
+local function reconcilePairState(vehicleA, vehicleB, attachmentA, attachmentB)
+    if TowBarMod.Utils and TowBarMod.Utils.updateAttachmentsForRigidTow then
+        TowBarMod.Utils.updateAttachmentsForRigidTow(vehicleA, vehicleB, attachmentA, attachmentB)
+    end
+
+    local towingMd = vehicleA:getModData()
+    local towedMd = vehicleB:getModData()
+    local currentScript = vehicleB:getScriptName()
+
+    if towingMd then
+        towingMd["isTowingByTowBar"] = true
+        vehicleA:transmitModData()
+    end
+    if towedMd then
+        if towedMd.towBarOriginalScriptName == nil and currentScript ~= "notTowingA_Trailer" then
+            towedMd.towBarOriginalScriptName = currentScript
+        end
+        if towedMd.towBarOriginalMass == nil then
+            towedMd.towBarOriginalMass = vehicleB:getMass()
+        end
+        if towedMd.towBarOriginalBrakingForce == nil then
+            towedMd.towBarOriginalBrakingForce = vehicleB:getBrakingForce()
+        end
+        towedMd["isTowingByTowBar"] = true
+        towedMd["towed"] = true
+        vehicleB:transmitModData()
+    end
+
+    vehicleB:setScriptName("notTowingA_Trailer")
+    if TowBarMod.Hook and TowBarMod.Hook.setVehiclePostAttach then
+        pcall(TowBarMod.Hook.setVehiclePostAttach, nil, vehicleB)
+    end
+end
+
+local function applyAttachSync(args)
+    if not args then return end
+
+    local vehicleA = resolveVehicle(args.vehicleA)
+    local vehicleB = resolveVehicle(args.vehicleB)
+    if not vehicleA or not vehicleB then return end
+
+    local attachmentA = args.attachmentA or "trailer"
+    local attachmentB = args.attachmentB or "trailerfront"
+    if not ensureAttachment(vehicleA, attachmentA) or not ensureAttachment(vehicleB, attachmentB) then
+        return
+    end
+
+    if not isLinked(vehicleA, vehicleB) then
+        vehicleA:addPointConstraint(nil, vehicleB, attachmentA, attachmentB)
+    end
+
+    reconcilePairState(vehicleA, vehicleB, attachmentA, attachmentB)
+end
+
+local function safeBreak(vehicle)
+    if not vehicle then return end
+    if vehicle:getVehicleTowing() == nil and vehicle:getVehicleTowedBy() == nil then return end
+    vehicle:breakConstraint(true, true)
+end
+
+local function applyDetachSync(args)
+    if not args then return end
+    safeBreak(resolveVehicle(args.vehicleA))
+    safeBreak(resolveVehicle(args.vehicleB))
+end
+
+local function onServerCommand(module, command, args)
+    if module ~= "towbar" then return end
+
+    if command == "forceAttachSync" then
+        applyAttachSync(args)
+    elseif command == "forceDetachSync" then
+        applyDetachSync(args)
+    end
+end
+
+Events.OnServerCommand.Add(onServerCommand)