module Freckle.App.Datadog.Gauge
( Gauge
, new
, increment
, decrement
, add
, subtract
) where
import Freckle.App.Prelude hiding (subtract)
import Freckle.App.Datadog (HasDogStatsClient, HasDogStatsTags, gauge)
import qualified System.Metrics.Gauge as EKG
data Gauge = Gauge
{ Gauge -> Text
name :: Text
, Gauge -> [(Text, Text)]
tags :: [(Text, Text)]
, Gauge -> Gauge
ekgGauge :: EKG.Gauge
}
new :: MonadIO m => Text -> [(Text, Text)] -> m Gauge
new :: Text -> [(Text, Text)] -> m Gauge
new Text
name [(Text, Text)]
tags = Text -> [(Text, Text)] -> Gauge -> Gauge
Gauge Text
name [(Text, Text)]
tags (Gauge -> Gauge) -> m Gauge -> m Gauge
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> IO Gauge -> m Gauge
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO IO Gauge
EKG.new
increment
:: ( MonadUnliftIO m
, MonadReader env m
, HasDogStatsClient env
, HasDogStatsTags env
)
=> Gauge
-> m ()
increment :: Gauge -> m ()
increment = Int64 -> Gauge -> m ()
forall (m :: * -> *) env.
(MonadUnliftIO m, MonadReader env m, HasDogStatsClient env,
HasDogStatsTags env) =>
Int64 -> Gauge -> m ()
add Int64
1
add
:: ( MonadUnliftIO m
, MonadReader env m
, HasDogStatsClient env
, HasDogStatsTags env
)
=> Int64
-> Gauge
-> m ()
add :: Int64 -> Gauge -> m ()
add Int64
i = (Gauge -> IO ()) -> Gauge -> m ()
forall (m :: * -> *) env.
(MonadUnliftIO m, MonadReader env m, HasDogStatsClient env,
HasDogStatsTags env) =>
(Gauge -> IO ()) -> Gauge -> m ()
withEKGGauge (Gauge -> Int64 -> IO ()
`EKG.add` Int64
i)
decrement
:: ( MonadUnliftIO m
, MonadReader env m
, HasDogStatsClient env
, HasDogStatsTags env
)
=> Gauge
-> m ()
decrement :: Gauge -> m ()
decrement = Int64 -> Gauge -> m ()
forall (m :: * -> *) env.
(MonadUnliftIO m, MonadReader env m, HasDogStatsClient env,
HasDogStatsTags env) =>
Int64 -> Gauge -> m ()
subtract Int64
1
subtract
:: ( MonadUnliftIO m
, MonadReader env m
, HasDogStatsClient env
, HasDogStatsTags env
)
=> Int64
-> Gauge
-> m ()
subtract :: Int64 -> Gauge -> m ()
subtract Int64
i = (Gauge -> IO ()) -> Gauge -> m ()
forall (m :: * -> *) env.
(MonadUnliftIO m, MonadReader env m, HasDogStatsClient env,
HasDogStatsTags env) =>
(Gauge -> IO ()) -> Gauge -> m ()
withEKGGauge (Gauge -> Int64 -> IO ()
`EKG.subtract` Int64
i)
withEKGGauge
:: ( MonadUnliftIO m
, MonadReader env m
, HasDogStatsClient env
, HasDogStatsTags env
)
=> (EKG.Gauge -> IO ())
-> Gauge
-> m ()
withEKGGauge :: (Gauge -> IO ()) -> Gauge -> m ()
withEKGGauge Gauge -> IO ()
f Gauge {[(Text, Text)]
Text
Gauge
ekgGauge :: Gauge
tags :: [(Text, Text)]
name :: Text
ekgGauge :: Gauge -> Gauge
tags :: Gauge -> [(Text, Text)]
name :: Gauge -> Text
..} = do
Int64
current <- IO Int64 -> m Int64
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO Int64 -> m Int64) -> IO Int64 -> m Int64
forall a b. (a -> b) -> a -> b
$ do
Gauge -> IO ()
f Gauge
ekgGauge
Gauge -> IO Int64
EKG.read Gauge
ekgGauge
Text -> [(Text, Text)] -> Double -> m ()
forall (m :: * -> *) env.
(MonadUnliftIO m, MonadReader env m, HasDogStatsClient env,
HasDogStatsTags env) =>
Text -> [(Text, Text)] -> Double -> m ()
gauge Text
name [(Text, Text)]
tags (Double -> m ()) -> Double -> m ()
forall a b. (a -> b) -> a -> b
$ Int64 -> Double
forall a b. (Integral a, Num b) => a -> b
fromIntegral Int64
current