duckling/Duckling/AmountOfMoney/Rules.hs
Veselin Stoyanov e9b1c8932a Added AmountOfMoney dimension to Bulgarian language
Summary:
- Added AmountOfMoney dimension to Bulgarian language
Closes https://github.com/facebookincubator/duckling/pull/80

Reviewed By: JonCoens

Differential Revision: D5606699

Pulled By: patapizza

fbshipit-source-id: c18f5d4
2017-08-14 09:34:36 -07:00

133 lines
3.3 KiB
Haskell

-- 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. An additional grant
-- of patent rights can be found in the PATENTS file in the same directory.
{-# LANGUAGE GADTs #-}
{-# LANGUAGE OverloadedStrings #-}
module Duckling.AmountOfMoney.Rules
( rules
) where
import Data.HashMap.Strict (HashMap)
import Data.Maybe
import Data.String
import Data.Text (Text)
import Prelude
import qualified Data.HashMap.Strict as HashMap
import qualified Data.Text as Text
import Duckling.AmountOfMoney.Helpers
import Duckling.AmountOfMoney.Types (Currency(..), AmountOfMoneyData (..))
import Duckling.Dimensions.Types
import Duckling.Numeral.Types (NumeralData (..))
import Duckling.Regex.Types
import Duckling.Types
import qualified Duckling.AmountOfMoney.Types as TAmountOfMoney
import qualified Duckling.Numeral.Types as TNumeral
currencies :: HashMap Text Currency
currencies = HashMap.fromList
[ ("aed", AED)
, ("aud", AUD)
, ("bgn", BGN)
, ("brl", BRL)
, ("\x00a2", Cent)
, ("c", Cent)
, ("$", Dollar)
, ("dollar", Dollar)
, ("dollars", Dollar)
, ("egp", EGP)
, ("\x20ac", EUR)
, ("eur", EUR)
, ("euro", EUR)
, ("euros", EUR)
, ("eurs", EUR)
, ("\x20acur", EUR)
, ("\x20acuro", EUR)
, ("\x20acuros", EUR)
, ("\x20acurs", EUR)
, ("gbp", GBP)
, ("hrk", HRK)
, ("idr", IDR)
, ("inr", INR)
, ("rs", INR)
, ("rs.", INR)
, ("rupee", INR)
, ("rupees", INR)
, ("\x00a5", JPY)
, ("jpy", JPY)
, ("yen", JPY)
, ("krw", KRW)
, ("kwd", KWD)
, ("lbp", LBP)
, ("myr", MYR)
, ("rm", MYR)
, ("nok", NOK)
, ("\x00a3", Pound)
, ("pt", PTS)
, ("pta", PTS)
, ("ptas", PTS)
, ("pts", PTS)
, ("qar", QAR)
, ("ron", RON)
, ("sar", SAR)
, ("sek", SEK)
, ("sgd", SGD)
, ("usd", USD)
, ("us$", USD)
, ("vnd", VND)
]
ruleCurrencies :: Rule
ruleCurrencies = Rule
{ name = "currencies"
, pattern =
[ regex "(aed|aud|bgn|brl|\x00a2|c|\\$|dollars?|egp|(e|\x20ac)uro?s?|\x20ac|gbp|hrk|idr|inr|\x00a5|jpy|krw|kwd|lbp|myr|rm|nok|\x00a3|pta?s?|qar|rs\\.?|ron|rupees?|sar|sek|sgb|us(d|\\$)|vnd|yen)"
]
, prod = \tokens -> case tokens of
(Token RegexMatch (GroupMatch (match:_)):_) -> do
c <- HashMap.lookup (Text.toLower match) currencies
Just . Token AmountOfMoney $ currencyOnly c
_ -> Nothing
}
ruleAmountUnit :: Rule
ruleAmountUnit = Rule
{ name = "<amount> <unit>"
, pattern =
[ dimension Numeral
, financeWith TAmountOfMoney.value isNothing
]
, prod = \tokens -> case tokens of
(Token Numeral (NumeralData {TNumeral.value = v}):
Token AmountOfMoney (AmountOfMoneyData {TAmountOfMoney.currency = c}):
_) -> Just . Token AmountOfMoney . withValue v $ currencyOnly c
_ -> Nothing
}
ruleUnitAmount :: Rule
ruleUnitAmount = Rule
{ name = "<unit> <amount>"
, pattern =
[ financeWith TAmountOfMoney.value isNothing
, dimension Numeral
]
, prod = \tokens -> case tokens of
(Token AmountOfMoney (AmountOfMoneyData {TAmountOfMoney.currency = c}):
Token Numeral (NumeralData {TNumeral.value = v}):
_) -> Just . Token AmountOfMoney . withValue v $ currencyOnly c
_ -> Nothing
}
rules :: [Rule]
rules =
[ ruleAmountUnit
, ruleCurrencies
, ruleUnitAmount
]