Main/resources/[weapons]/[Scripts]/tgiann-weapons-on-back/client/bridge/main.lua

tgiCore = nil
CreateThread(function()
    while not tgiCore do
        tgiCore = tgiCoreExports:getCore()
        Wait(200)
    end
end)

local function LoadModel(model)
    if HasModelLoaded(model) then return end
    RequestModel(model)
    while not HasModelLoaded(model) do Wait(0) end
end

self.Functions.AddAttachments = function(entity, weaponName, weaponHash, attachments)
    if not attachments then return end
    if config.tgiann_attachments then
        for _, data in pairs(attachments) do
            local model = GetWeaponComponentTypeModel(data.component)
            if model ~= 0 then
                LoadModel(model)
                GiveWeaponComponentToWeaponObject(entity, data.component)
                SetModelAsNoLongerNeeded(data.component)
            else
                SetWeaponObjectTintIndex(entity, data.component)
            end
        end
    elseif config.core_inventory then
        for _, data in pairs(attachments) do
            local model = GetWeaponComponentTypeModel(data.componentHash)
            if model ~= 0 then
                LoadModel(model)
                GiveWeaponComponentToWeaponObject(entity, data.componentHash)
                SetModelAsNoLongerNeeded(data.componentHash)
            else
                SetWeaponObjectTintIndex(entity, data.componentHash)
            end
        end
    elseif config.ox_inventory then
        if not oxItems then oxItems = exports.ox_inventory:Items() end
        for i = 1, #attachments do
            local components = oxItems[attachments[i]].client.component
            for v = 1, #components do
                local component = components[v]
                if DoesWeaponTakeWeaponComponent(weaponHash, component) then
                    local model = GetWeaponComponentTypeModel(component)
                    if model ~= 0 then
                        LoadModel(model)
                        GiveWeaponComponentToWeaponObject(entity, component)
                        SetModelAsNoLongerNeeded(component)
                    end
                end
            end
        end
    elseif config.framework == "qb" then
        for _, data in pairs(attachments) do
            local model = GetWeaponComponentTypeModel(data.component)
            if model ~= 0 then
                LoadModel(model)
                GiveWeaponComponentToWeaponObject(entity, data.component)
                SetModelAsNoLongerNeeded(data.component)
            else
                SetWeaponObjectTintIndex(entity, data.component)
            end
        end
    else
        --ESX is suck
        for i = 1, #attachments do
            local componentData = tgiCore.core.GetWeaponComponent(weaponName, attachments[i])
            if componentData then
                local hash = componentData.hash
                local model = GetWeaponComponentTypeModel(hash)
                if model ~= 0 then
                    LoadModel(model)
                    GiveWeaponComponentToWeaponObject(entity, hash)
                    SetModelAsNoLongerNeeded(hash)
                else
                    SetWeaponObjectTintIndex(entity, hash)
                end
            end
        end
    end
end

function getTgiannAttachments(tgiattachments, weapon)
    local invSettings = exports["tgiann-attachment"]:inventoryConfig()
    if invSettings then
        return tgiattachments
    else
        local returnVal = nil
        local waitCb = true
        tgiCore.cbFunction("tgiann-attachment:getAttachment", function(data)
            returnVal = data
            waitCb = false
        end, weapon)
        while waitCb do Wait(10) end
        return returnVal
    end
end