Determine Haste group (assumes any Haste as Haste II)

function determine_haste_group()
    classes.CustomMeleeGroups:clear()
    if buffactive.haste then
        if buffactive.haste == 2 or buffactive[604] or buffactive[228] or buffactive.march then
            classes.CustomMeleeGroups:append('MaxHaste')
            add_to_chat(3,'Max Haste Mode')
        else
            classes.CustomMeleeGroups:append('HighHaste')
            add_to_chat(3,'High Haste Mode')
        end
    elseif buffactive[604] then
        if buffactive.march == 1 and buffactive[228] then
            classes.CustomMeleeGroups:append('MaxHaste')
            add_to_chat(3,'Max Haste Mode')
        elseif buffactive.march == 2 or buffactive[228] then
            classes.CustomMeleeGroups:append('MaxHaste')
            add_to_chat(3,'Max Haste Mode')
        elseif buffactive.march == 1 then
            classes.CustomMeleeGroups:append('HighHaste')
            add_to_chat(3,'High Haste Mode')
        else
            classes.CustomMeleeGroups:append('LowHaste')
        end
    elseif buffactive[228] then
        if buffactive.march then
            classes.CustomMeleeGroups:append('MaxHaste')
            add_to_chat(3,'Max Haste Mode')
        else
            classes.CustomMeleeGroups:append('HighHaste')
            add_to_chat(3,'High Haste Mode')
        end
    end
end