module Demoji

# File lib/demoji.rb, line 39
def _fix_chars(str)
  "".tap do |out_str|

    # for instead of split and joins for perf
    for i in (0...str.length)
      char = str[i]
      char = 32.chr if char.ord > 65535
      out_str << char
    end

  end
end

# File lib/demoji.rb, line 32
def _fix_utf8_attributes
  self.attributes.each do |k, v|
    next if v.blank? || !v.is_a?(String) || (self.column_for_attribute(k).type == :binary)
    self.send "#{k}=", _fix_chars(v)
  end
end

# File lib/demoji.rb, line 17
def create_or_update_with_utf8_rescue(*)
  _rescued_counter ||= 0

  create_or_update_without_utf8_rescue
rescue ActiveRecord::StatementInvalid => ex
  raise ex unless ex.message.match /Mysql2::Error: Incorrect string value:/

  _rescued_counter += 1

  raise ex if _rescued_counter > 1

  _fix_utf8_attributes
  retry
end