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20 lines
489 B
20 lines
489 B
5 years ago
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{- |
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- Module : ATrade.Quotes
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- Various historical price series management stuff
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-}
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module ATrade.Quotes
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(
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MonadHistory(..)
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) where
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import ATrade.Types (Bar, BarTimeframe, TickerId)
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import Data.Time.Clock (UTCTime)
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class (Monad m) => MonadHistory m where
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-- | 'getHistory tickerId timeframe fromTime toTime' should return requested timeframe between 'fromTime' and 'toTime'
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getHistory :: TickerId -> BarTimeframe -> UTCTime -> UTCTime -> m [Bar]
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