duckling/Duckling/Temperature/AR/Rules.hs
Julien Odent bf89e34365 Relicense to BSD3
Reviewed By: JoelMarcey

Differential Revision: D15439223

fbshipit-source-id: c5af3cb06318748142fe503945b38beffadfc28a
2019-05-22 10:46:39 -07:00

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-- 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 LambdaCase #-}
{-# LANGUAGE OverloadedStrings #-}
module Duckling.Temperature.AR.Rules
( rules
) where
import Data.Maybe
import Data.String
import Prelude
import Duckling.Dimensions.Types
import Duckling.Temperature.Helpers
import Duckling.Temperature.Types (TemperatureData(..))
import Duckling.Types
import qualified Duckling.Temperature.Types as TTemperature
ruleTemperatureDegrees :: Rule
ruleTemperatureDegrees = Rule
{ name = "<latent temp> degrees"
, pattern =
[ Predicate $ isValueOnly False
, regex "(درج([ةه]|ات)( مئوي[ةه])?)|°"
]
, prod = \case
(Token Temperature td:_) -> Just . Token Temperature $
withUnit TTemperature.Degree td
_ -> Nothing
}
ruleTemperatureTwoDegrees :: Rule
ruleTemperatureTwoDegrees = Rule
{ name = "two degrees"
, pattern =
[ regex "درجت(ين|ان)"
]
, prod = \_ -> Just . Token Temperature $ valueOnly 2
}
ruleTemperatureCelsius :: Rule
ruleTemperatureCelsius = Rule
{ name = "<temp> Celsius"
, pattern =
[ Predicate $ isValueOnly True
, regex "(درج([ةه]|ات) )?سي?لي?[سز]ي?وس"
]
, prod = \case
(Token Temperature td:_) -> Just . Token Temperature $
withUnit TTemperature.Celsius td
_ -> Nothing
}
ruleTemperatureFahrenheit :: Rule
ruleTemperatureFahrenheit = Rule
{ name = "<temp> Fahrenheit"
, pattern =
[ Predicate $ isValueOnly True
, regex "(درج([ةه]|ات) )?ف(ا|ي)?هرنها?يت"
]
, prod = \case
(Token Temperature td:_) -> Just . Token Temperature $
withUnit TTemperature.Fahrenheit td
_ -> Nothing
}
ruleTemperatureBelowZero :: Rule
ruleTemperatureBelowZero = Rule
{ name = "<temp> below zero"
, pattern =
[ Predicate $ isValueOnly True
, regex "تحت الصفر"
]
, prod = \case
(Token Temperature td@TemperatureData {TTemperature.value = Just v}:
_) -> case TTemperature.unit td of
Nothing -> Just . Token Temperature . withUnit TTemperature.Degree $
td {TTemperature.value = Just (- v)}
_ -> Just . Token Temperature $ td {TTemperature.value = Just (- v)}
_ -> Nothing
}
rules :: [Rule]
rules =
[ ruleTemperatureDegrees
, ruleTemperatureTwoDegrees
, ruleTemperatureCelsius
, ruleTemperatureFahrenheit
, ruleTemperatureBelowZero
]