-- 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.Numeral.ES.CO.Rules (rules) where

import Data.Maybe
import Data.String
import qualified Data.Text as Text
import Prelude

import Duckling.Dimensions.Types
import Duckling.Numeral.Helpers
import Duckling.Regex.Types
import Duckling.Types

ruleDecimalWithThousandsSeparator :: Rule
ruleDecimalWithThousandsSeparator :: Rule
ruleDecimalWithThousandsSeparator = Rule :: Text -> Pattern -> Production -> Rule
Rule
  { name :: Text
name = Text
"decimal with thousands separator ."
  , pattern :: Pattern
pattern = [String -> PatternItem
regex String
"(\\d+(\\.\\d\\d\\d)+,\\d+)"]
  , prod :: Production
prod = \[Token]
tokens -> case [Token]
tokens of
      (Token Dimension a
RegexMatch (GroupMatch (match : _)) : [Token]
_) ->
        let fmt :: Text
fmt = Text -> Text -> Text -> Text
Text.replace Text
"," Text
"." (Text -> Text) -> Text -> Text
forall a b. (a -> b) -> a -> b
$ Text -> Text -> Text -> Text
Text.replace Text
"." Text
Text.empty Text
match
        in Text -> Maybe Double
parseDouble Text
fmt Maybe Double -> (Double -> Maybe Token) -> Maybe Token
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= Double -> Maybe Token
double
      [Token]
_ -> Maybe Token
forall a. Maybe a
Nothing
  }

ruleDecimalNumeral :: Rule
ruleDecimalNumeral :: Rule
ruleDecimalNumeral = Rule :: Text -> Pattern -> Production -> Rule
Rule
  { name :: Text
name = Text
"decimal number ,"
  , pattern :: Pattern
pattern = [String -> PatternItem
regex String
"(\\d*,\\d+)"]
  , prod :: Production
prod = \[Token]
tokens -> case [Token]
tokens of
      (Token Dimension a
RegexMatch (GroupMatch (match : _)) : [Token]
_) ->
        Bool -> Text -> Maybe Token
parseDecimal Bool
False Text
match
      [Token]
_ -> Maybe Token
forall a. Maybe a
Nothing
  }

ruleIntegerWithThousandsSeparator :: Rule
ruleIntegerWithThousandsSeparator :: Rule
ruleIntegerWithThousandsSeparator = Rule :: Text -> Pattern -> Production -> Rule
Rule
  { name :: Text
name = Text
"integer with thousands separator ."
  , pattern :: Pattern
pattern = [String -> PatternItem
regex String
"(\\d{1,3}(\\.\\d\\d\\d){1,5})"]
  , prod :: Production
prod = \[Token]
tokens -> case [Token]
tokens of
      (Token Dimension a
RegexMatch (GroupMatch (match : _)) : [Token]
_) ->
        Text -> Maybe Double
parseDouble (Text -> Text -> Text -> Text
Text.replace Text
"." Text
Text.empty Text
match) Maybe Double -> (Double -> Maybe Token) -> Maybe Token
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= Double -> Maybe Token
double
      [Token]
_ -> Maybe Token
forall a. Maybe a
Nothing
  }

rules :: [Rule]
rules :: [Rule]
rules =
  [ Rule
ruleDecimalNumeral
  , Rule
ruleDecimalWithThousandsSeparator
  , Rule
ruleIntegerWithThousandsSeparator
  ]