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module Network.BitTorrent.Tracker.RPC
( module Network.BitTorrent.Tracker.RPC.Message
, TrackerRPC (..)
) where
import Network.BitTorrent.Tracker.RPC.Message
import Network.BitTorrent.Tracker.RPC.HTTP as HTTP
import Network.BitTorrent.Tracker.RPC.UDP as UDP
-- | Set of tracker RPCs.
class Tracker s where
connect :: URI -> IO s
announce :: s -> AnnounceQuery -> IO AnnounceInfo
scrape :: s -> ScrapeQuery -> IO Scrape
instance Tracker HTTP.Tracker where
connect = return . HTTP.Tracker
announce = HTTP.announce
scrape = undefined
instance Tracker UDP.Tracker where
connect = initialTracker
announce = announce
scrape = undefined
data BitTracker = HTTPTr HTTPTracker
| UDPTr UDPTracker
instance Tracker BitTracker where
connect uri @ URI {..}
| uriScheme == "udp:" = UDPTr <$> connect uri
| uriScheme == "http:" = HTTPTr <$> connect uri
| otherwise = throwIO $ userError msg
where
msg = "unknown tracker protocol scheme: " ++ show uriScheme
announce (HTTPTr t) = Tracker.announce t
announce (UDPTr t) = Tracker.announce t
scrape (HTTPTr t) = scrape t
scrape (UDPTr t) = scrape t
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