module Dry::Inflector::Inflections::Defaults

def self.acronyms(inflect)
  inflect.acronym(*%w[
    API
    CSRF
    CSV
    DB
    HMAC
    HTTP
    JSON
    OpenSSL
  ])
end

def self.call(inflect)
  plural(inflect)
  singular(inflect)
  irregular(inflect)
  uncountable(inflect)
  acronyms(inflect)
end

def self.irregular(inflect)
  inflect.irregular("person", "people")
  inflect.irregular("man", "men")
  # NOTE: this is here only to override the previous rule
  inflect.irregular("human", "humans")
  inflect.irregular("child", "children")
  inflect.irregular("sex", "sexes")
  inflect.irregular("foot", "feet")
  inflect.irregular("tooth", "teeth")
  inflect.irregular("goose", "geese")
  # FIXME: this is here because I need to fix the "um" regexp
  inflect.irregular("forum", "forums")
end

def self.plural(inflect)
  inflect.plural(/\z/, "s")
  inflect.plural(/s\z/i, "s")
  inflect.plural(/(ax|test)is\z/i, '\1es')
  inflect.plural(/(.*)us\z/i, '\1uses')
  inflect.plural(/(octop|vir|cact)us\z/i, '\1i')
  inflect.plural(/(octop|vir)i\z/i, '\1i')
  inflect.plural(/(alias|status)\z/i, '\1es')
  inflect.plural(/(buffal|domin|ech|embarg|her|mosquit|potat|tomat)o\z/i, '\1oes')
  inflect.plural(/(?<!b)um\z/i, '\1a')
  inflect.plural(/([ti])a\z/i, '\1a')
  inflect.plural(/sis\z/i, "ses")
  inflect.plural(/(.*)(?:([^f]))fe*\z/i, '\1\2ves')
  inflect.plural(/(hive|proof)\z/i, '\1s') # TODO: proof can be moved in the above regexp
  inflect.plural(/([^aeiouy]|qu)y\z/i, '\1ies')
  inflect.plural(/(x|ch|ss|sh)\z/i, '\1es')
  inflect.plural(/(stoma|epo)ch\z/i, '\1chs')
  inflect.plural(/(matr|vert|ind)(?:ix|ex)\z/i, '\1ices')
  inflect.plural(/([m|l])ouse\z/i, '\1ice')
  inflect.plural(/([m|l])ice\z/i, '\1ice')
  inflect.plural(/^(ox)\z/i, '\1en')
  inflect.plural(/^(oxen)\z/i, '\1')
  inflect.plural(/(quiz)\z/i, '\1zes')
  inflect.plural(/(.*)non\z/i, '\1na')
  inflect.plural(/(.*)ma\z/i, '\1mata')
  inflect.plural(/(.*)(eau|eaux)\z/, '\1eaux')
end

def self.singular(inflect)
  inflect.singular(/s\z/i, "")
  inflect.singular(/(n)ews\z/i, '\1ews')
  inflect.singular(/([ti])a\z/i, '\1um')
  inflect.singular(/(analy|(b)a|(d)iagno|(p)arenthe|(p)rogno|(s)ynop|(t)he)(sis|ses)\z/i,
                   '\1\2sis')
  inflect.singular(/(^analy)(sis|ses)\z/i, '\1sis')
  inflect.singular(/([^f])ves\z/i, '\1fe')
  inflect.singular(/(hive)s\z/i, '\1')
  inflect.singular(/(tive)s\z/i, '\1')
  inflect.singular(/([lr])ves\z/i, '\1f')
  inflect.singular(/([^aeiouy]|qu)ies\z/i, '\1y')
  inflect.singular(/(s)eries\z/i, '\1eries')
  inflect.singular(/(m)ovies\z/i, '\1ovie')
  inflect.singular(/(ss)\z/i, '\1')
  inflect.singular(/(x|ch|ss|sh)es\z/i, '\1')
  inflect.singular(/([m|l])ice\z/i, '\1ouse')
  inflect.singular(/(us)(es)?\z/i, '\1')
  inflect.singular(/(o)es\z/i, '\1')
  inflect.singular(/(shoe)s\z/i, '\1')
  inflect.singular(/(cris|ax|test)(is|es)\z/i, '\1is')
  inflect.singular(/(octop|vir)(us|i)\z/i, '\1us')
  inflect.singular(/(alias|status)(es)?\z/i, '\1')
  inflect.singular(/(ox)en/i, '\1')
  inflect.singular(/(vert|ind)ices\z/i, '\1ex')
  inflect.singular(/(matr)ices\z/i, '\1ix')
  inflect.singular(/(quiz)zes\z/i, '\1')
  inflect.singular(/(database)s\z/i, '\1')
end

def self.uncountable(inflect)
  inflect.uncountable(%w[hovercraft moose deer milk rain Swiss grass equipment information
                         rice money species series fish sheep jeans])
end