content: -- Copyright (c) 2016-present, Facebook, Inc.
  -- All rights reserved.
  --
  -- This source code is licensed under the BSD-style license found in the
  -- LICENSE file in the root directory of this source tree.
  
  
  {-# LANGUAGE GADTs #-}
  {-# LANGUAGE OverloadedStrings #-}
  
  module Duckling.TimeGrain.GA.Rules
    ( rules ) where
  
  import Data.Text (Text)
  import Prelude
  import Data.String
  
  import Duckling.Dimensions.Types
  import qualified Duckling.TimeGrain.Types as TG
  import Duckling.Types
  
  grains :: [(Text, String, TG.Grain)]
  grains = [ ("soicind (grain)", "t?sh?oicind(í|i)?", TG.Second)
           , ("nóiméad (grain)", "n[óo]im(é|e)[ai]da?", TG.Minute)
           , ("uair (grain)", "([thn]-?)?uair(e|eanta)?", TG.Hour)
           , ("lá (grain)", "l(ae(thanta)?|(á|a))", TG.Day)
           , ("seachtain (grain)", "t?sh?eachtain(e|(í|i))?", TG.Week)
           , ("mí (grain)", "mh?(í|i)(sa|nna)", TG.Month)
           , ("ráithe (grain)", "r(á|a)ith(e|(í|i))", TG.Quarter)
           , ("bliain (grain)", "m?bh?lia(in|na|nta)", TG.Year)
           ]
  
  rules :: [Rule]
  rules = map go grains
    where
      go (name, regexPattern, grain) = Rule
        { name = name
        , pattern = [regex regexPattern]
        , prod = \_ -> Just $ Token TimeGrain grain
        }
  