Hiding PlayerFrame from Stuf Unit Frame

local hideFrame = CreateFrame("FRAME")

local function PEW_EventHandler(self, event, ...)
    --when you LogIn or use /reload
    if(event == "PLAYER_ENTERING_WORLD") then
        --Make the PlayerFrame invisible at the start
        Stuf.units.player:SetAlpha(0);

        --when you mouseover the PlayerFrame
        Stuf.units.player:HookScript("OnEnter", function(self)
            self:SetAlpha(1);
        end);

        --when you stop mouseover the PlayerFrame
        Stuf.units.player:HookScript("OnLeave", function(self)
            if(not InCombatLockdown() and not UnitExists("target")) then
                self:SetAlpha(0);
            end
        end);

    --gets out-of-combat
    elseif(event == "PLAYER_REGEN_ENABLED") then
        Stuf.units.player:SetAlpha(0);

    --enters in combat
    elseif(event == "PLAYER_REGEN_DISABLED") then
        Stuf.units.player:SetAlpha(1);

    --target changes
    elseif(event == "PLAYER_TARGET_CHANGED") then
        if(not InCombatLockdown()) then
            if(UnitExists("target")) then
                Stuf.units.player:SetAlpha(1);
            else
                Stuf.units.player:SetAlpha(0);
            end
        end
    end
end

hideFrame:SetScript("OnEvent", PEW_EventHandler)

hideFrame:RegisterEvent("PLAYER_ENTERING_WORLD");
hideFrame:RegisterEvent("PLAYER_REGEN_ENABLED");
hideFrame:RegisterEvent("PLAYER_REGEN_DISABLED");
hideFrame:RegisterEvent("PLAYER_TARGET_CHANGED");