module FFaker::NameMX

def female_name
  case rand(0..8)
  when 0, 5 then "#{first_name(:female)} #{middle_name(:female)}"
  else first_name(:female)
  end
end

def female_prefix
  fetch_sample(FEMALE_PREFIXES)
end

def full_name(gender = :any, prefix = false)
  if prefix
    full_name_prefix(gender)
  else
    full_name_no_prefix(gender)
  end
end

def full_name_no_prefix(gender = :any)
  case gender
  when :any
    case rand(0..8)
    when 0, 3, 6, 8 then "#{female_name} #{paternal_last_names}"
    else "#{male_name} #{paternal_last_names}"
    end
  when :male then "#{male_name} #{paternal_last_names}"
  when :female then "#{female_name} #{paternal_last_names}"
  else raise ArgumentError, 'Invalid gender, must be one of :any, :male, :female'
  end
end

def full_name_prefix(gender = :any)
  case gender
  when :any
    case rand(0..8)
    when 0, 3, 6, 8 then "#{female_prefix} #{female_name} #{paternal_last_names}"
    else "#{male_prefix} #{male_name} #{paternal_last_names}"
    end
  when :male then "#{male_prefix} #{male_name} #{paternal_last_names}"
  when :female then "#{female_prefix} #{female_name} #{paternal_last_names}"
  else raise ArgumentError, 'Invalid gender, must be one of :any, :male, :female'
  end
end

def last_name
  fetch_sample(LAST_NAMES)
end

def male_name
  case rand(0..8)
  when 0, 5 then "#{first_name(:male)} #{middle_name(:male)}"
  else first_name(:male)
  end
end

def male_prefix
  fetch_sample(MALE_PREFIXES)
end

def name(gender = :any)
  case gender
  when :any then rand(0..1).zero? ? name(:male) : name(:female)
  when :male then fetch_sample(MALE_FIRST_NAMES)
  when :female then fetch_sample(FEMALE_FIRST_NAMES)
  else raise ArgumentError, 'Invalid gender, must be one of :any, :male, :female'
  end
end

def paternal_last_names
  "#{last_name} #{last_name}"
end

def prefix
  fetch_sample(PREFIXES)
end