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https://github.com/facebook/duckling.git
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1a251d8e42
Summary: This is a small stylystic improvement. Reviewed By: patapizza Differential Revision: D4713463 fbshipit-source-id: 47720d3
57 lines
1.6 KiB
Haskell
57 lines
1.6 KiB
Haskell
-- Copyright (c) 2016-present, Facebook, Inc.
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-- All rights reserved.
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--
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-- This source code is licensed under the BSD-style license found in the
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-- LICENSE file in the root directory of this source tree. An additional grant
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-- of patent rights can be found in the PATENTS file in the same directory.
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{-# LANGUAGE NoRebindableSyntax #-}
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-- | Everything needed to run Duckling.
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module Duckling.Core
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( Context(..)
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, Dimension(..)
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, Entity(..)
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, Lang(..)
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, Some(..)
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-- Duckling API
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, parse
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, supportedDimensions
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-- Reference time builders
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, currentReftime
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, makeReftime
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) where
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import Data.HashMap.Strict (HashMap)
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import qualified Data.HashMap.Strict as HashMap
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import Data.Maybe
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import Data.Text (Text)
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import Data.Time
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import Data.Time.LocalTime.TimeZone.Series
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import Prelude
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import Duckling.Api
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import Duckling.Dimensions.Types
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import Duckling.Lang
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import Duckling.Resolve
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import Duckling.Types
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-- | Builds a `DucklingTime` for timezone `tz` at `utcTime`.
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-- If no `series` found for `tz`, uses UTC.
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makeReftime :: HashMap Text TimeZoneSeries -> Text -> UTCTime -> DucklingTime
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makeReftime series tz utcTime = DucklingTime $ ZoneSeriesTime ducklingTime tzs
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where
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tzs = HashMap.lookupDefault (TimeZoneSeries utc []) tz series
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ducklingTime = toUTC $ utcToLocalTime' tzs utcTime
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-- | Builds a `DucklingTime` for timezone `tz` at current time.
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-- If no `series` found for `tz`, uses UTC.
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currentReftime :: HashMap Text TimeZoneSeries -> Text -> IO DucklingTime
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currentReftime series tz = do
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utcNow <- getCurrentTime
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return $ makeReftime series tz utcNow
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