---------- CLASS COLORS IN NAME BACKGROUND----------
local frame = CreateFrame("FRAME")
    frame:RegisterEvent("PLAYER_ENTERING_WORLD")
    frame:RegisterEvent("PARTY_MEMBERS_CHANGED")
    frame:RegisterEvent("PLAYER_TARGET_CHANGED")
    frame:RegisterEvent("PLAYER_FOCUS_CHANGED")
    frame:RegisterEvent("UNIT_FACTION")

local function eventHandler(self, event, ...)
        local unitid = ...
        if (event == "UNIT_FACTION" and unitid ~= "target" and unitid ~= "focus") then return end

        if UnitIsPlayer("target") then
                _, class = UnitClass("target")
                c = RAID_CLASS_COLORS[class]
                TargetFrameNameBackground:SetVertexColor(c.r, c.g, c.b)
                end
        
        if UnitIsPlayer("focus") then
                _, class = UnitClass("focus")
                c = RAID_CLASS_COLORS[class]
               FocusFrameNameBackground:SetVertexColor(c.r, c.g, c.b)
                end
        end
frame:SetScript("OnEvent", eventHandler)

--classcolor
local UnitIsPlayer, UnitIsConnected, UnitClass, RAID_CLASS_COLORS =
UnitIsPlayer, UnitIsConnected, UnitClass, RAID_CLASS_COLORS
local _, class, c

local function colour(statusbar, unit)
if UnitIsPlayer(unit) and UnitIsConnected(unit) and unit == statusbar.unit and UnitClass(unit) then
_, class = UnitClass(unit)
c = CUSTOM_CLASS_COLORS and CUSTOM_CLASS_COLORS[class] or RAID_CLASS_COLORS[class]
statusbar:SetStatusBarColor(c.r, c.g, c.b)
end
end

hooksecurefunc("UnitFrameHealthBar_Update", colour)
hooksecurefunc("HealthBar_OnValueChanged", function(self)
colour(self, self.unit)
end)

local sb = _G.GameTooltipStatusBar
local addon = CreateFrame("Frame", "StatusColour")
addon:RegisterEvent("UPDATE_MOUSEOVER_UNIT")
addon:SetScript("OnEvent", function()
colour(sb, "mouseover")
end)