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authorJulien Dessaux2023-07-09 14:31:31 +0200
committerJulien Dessaux2023-07-09 14:31:31 +0200
commit0f279a06d87c1bbe742ed102b60b86ef74807ad0 (patch)
treed3405b2cb90ebd32ade8e788ca82ae375acaf6f0 /haskell/src/SpaceTraders/APIClient
parent[haskell] Simplify API Message JSON decoding (diff)
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[haskell] Simplify API Error JSON decoding
Diffstat (limited to '')
-rw-r--r--haskell/src/SpaceTraders/APIClient/Client.hs23
-rw-r--r--haskell/src/SpaceTraders/APIClient/Errors.hs17
2 files changed, 16 insertions, 24 deletions
diff --git a/haskell/src/SpaceTraders/APIClient/Client.hs b/haskell/src/SpaceTraders/APIClient/Client.hs
index 00cab11..0bf92a8 100644
--- a/haskell/src/SpaceTraders/APIClient/Client.hs
+++ b/haskell/src/SpaceTraders/APIClient/Client.hs
@@ -11,7 +11,6 @@ module SpaceTraders.APIClient.Client
) where
import Control.Concurrent
-import Control.Exception
import Control.Monad
import Data.Aeson
import Data.Aeson.Types
@@ -48,21 +47,11 @@ send request = do
body = getResponseBody response
if status >= 200 && status <= 299
then case eitherDecode body of
- Left e -> return . Left $ APIError (-1000) Null (T.pack $ concat ["Error decoding JSON APIMessage: ", e])
+ Left e -> return . Left $ APIError (-1000) (T.pack $ concat ["Error decoding JSON APIMessage: ", e]) Null
Right r -> return . Right $ data_ r
else case eitherDecode body of
- Left e -> return . Left $ APIError (-status) Null (T.pack $ concat ["Error decoding JSON APIError: ", e, ". Got HTTP body: ", show body])
- Right e -> case apiErrorCode e of
- 429 -> do -- We are being rate limited
- let d = apiErrorData e
- w <- case fromJSONValue d of
- Left _ -> throwIO e
- Right e' -> return $ retryAfter e'
- threadDelay (1_000_000 * (round w))
- send request
- _ -> return $ Left e
-
---handleAPIError :: SomeException -> IO (Maybe RegisterMessage)
---handleAPIError e = do
--- print e
--- return Nothing
+ Left e -> return . Left $ APIError (-status) (T.pack $ concat ["Error decoding JSON APIError: ", e, ". Got HTTP body: ", show body]) Null
+ Right (APIRateLimit r) -> do
+ threadDelay (1_000_000 * (round $ retryAfter r))
+ send request
+ Right e -> return $ Left e
diff --git a/haskell/src/SpaceTraders/APIClient/Errors.hs b/haskell/src/SpaceTraders/APIClient/Errors.hs
index 4ab47bc..e4e5513 100644
--- a/haskell/src/SpaceTraders/APIClient/Errors.hs
+++ b/haskell/src/SpaceTraders/APIClient/Errors.hs
@@ -11,17 +11,20 @@ import Data.Aeson
import Data.Time
import qualified Data.Text as T
-data APIError = APIError { apiErrorCode :: Int
- , apiErrorData :: Value
- , apiErrorMessage :: T.Text
- } deriving Show
+data APIError = APIError Int T.Text Value
+ | APIRateLimit RateLimit
+ deriving Show
instance Exception APIError
instance FromJSON APIError where
parseJSON (Object o) = do
e <- o .: "error"
- APIError <$> e .: "code"
- <*> e .: "data"
- <*> e .: "message"
+ code <- e .: "code"
+ d <- e .: "data"
+ case code of
+ 429 -> APIRateLimit <$> parseJSON d
+ _ -> APIError <$> pure code
+ <*> e .: "message"
+ <*> pure d
parseJSON _ = mzero
data RateLimit = RateLimit { limitBurst :: Int