TechHog's UI-Library V2

--locals
local SectionTemplate = nil
local SideBarButtonTemplate = nil
local TotalSections = 0
local Sections = {}
local topbar

--functions
function CreateGui(name)
    local t = nil
    local success, err = pcall(function() return game:HttpGet('http://blank.com') end)
    if success then
        t = loadstring(game:HttpGet('https://pastebin.com/raw/C9v6ijxt'))()
    else
        t = loadstring(game:GetService'HttpService':GetAsync('https://pastebin.com/raw/C9v6ijxt'))()
    end

    local gui = t[1]

    gui.Name = name
    SectionTemplate = t[2]
    SideBarButtonTemplate = t[3]

    topbar = t[4]
    topbar.Text = name

    return gui
end

--main
local fake_gui = {}

function fake_gui:CreateGui(guiname)
    local FirstSection = nil
    local Gui = CreateGui(tostring(guiname))
    local fake_section = {}
    local sections = {}
    local close_event = Instance.new'BindableEvent'

    function fake_section:GetGui()
        return Gui
    end
    function fake_section:On_Close()
        return close_event
    end
    topbar.closeButton.MouseButton1Click:connect(function() close_event:Fire() end)
    function fake_section:CreateSection(sectionname)
        local section = SectionTemplate:Clone()
        section.Parent = SectionTemplate.Parent
        section.Name = tostring(sectionname)
        section.Visible = true
        table.insert(sections, section)
        if not FirstSection then FirstSection = section section.Position = UDim2.new(0,0,0,0) end
        local sidebarbutton = SideBarButtonTemplate:Clone()
        sidebarbutton.Parent = SideBarButtonTemplate.Parent
        sidebarbutton.Visible = true
        sidebarbutton.Name = tostring(sectionname)
        sidebarbutton.Text = tostring(sectionname)

        local fake_object = {}
        function fake_object:CreateButton(buttonname, clickcallback)
            local button = section.buttontemplate:Clone()
            button.Parent = section
            button.Visible = true
            button.Name = tostring(buttonname)
            button.Text = tostring(buttonname)
            if clickcallback then
                button.MouseButton1Click:connect(clickcallback)
            end
            return button
        end
        function fake_object:CreateLabel(labelname)
            local label = section.labeltemplate:Clone()
            label.Parent = section
            label.Visible = true
            label.Name = tostring(labelname)
            label.Text = tostring(labelname)
            return label
        end
        function fake_object:CreateTextBox(boxname)
            local box = section.boxtemplate:Clone()
            box.Parent = section
            box.Visible = true
            box.Name = tostring(boxname)
            box.PlaceholderText = tostring(boxname)
            return box
        end
        table.insert(Sections, section)
        TotalSections += 1
        return fake_object
    end
    return fake_section
end

return fake_gui