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authorstuebinm2022-07-02 00:16:02 +0200
committerstuebinm2022-07-02 00:35:34 +0200
commit6c25964c0165530e7db6650eea79cbac99031353 (patch)
tree2b821e5e07320c211a8af0e70974cbbe6defef9e /gtfs/GTFS/Realtime/TripUpdate/StopTimeEvent.hs
parent6b4e8ba88f35538d62bb78b9872bc298178cf96d (diff)
gtfs realtime proof of concept
this adds a package for protobuf stuff, generated via hprotoc. Seems to work kinda fine? (the generated API is horrible though, will have to write some wrappers for that)
Diffstat (limited to '')
-rw-r--r--gtfs/GTFS/Realtime/TripUpdate/StopTimeEvent.hs101
1 files changed, 101 insertions, 0 deletions
diff --git a/gtfs/GTFS/Realtime/TripUpdate/StopTimeEvent.hs b/gtfs/GTFS/Realtime/TripUpdate/StopTimeEvent.hs
new file mode 100644
index 0000000..0005e4c
--- /dev/null
+++ b/gtfs/GTFS/Realtime/TripUpdate/StopTimeEvent.hs
@@ -0,0 +1,101 @@
+{-# LANGUAGE BangPatterns, DataKinds, DeriveDataTypeable, DeriveGeneric, FlexibleInstances, MultiParamTypeClasses, OverloadedStrings
+ #-}
+{-# OPTIONS_GHC -w #-}
+module GTFS.Realtime.TripUpdate.StopTimeEvent (StopTimeEvent(..)) where
+import Prelude ((+), (/), (++), (.), (==), (<=), (&&))
+import qualified Prelude as Prelude'
+import qualified Data.List as Prelude'
+import qualified Data.Typeable as Prelude'
+import qualified GHC.Generics as Prelude'
+import qualified Data.Data as Prelude'
+import qualified Text.ProtocolBuffers.Header as P'
+
+data StopTimeEvent = StopTimeEvent{delay :: !(P'.Maybe P'.Int32), time :: !(P'.Maybe P'.Int64), uncertainty :: !(P'.Maybe P'.Int32),
+ ext'field :: !(P'.ExtField)}
+ deriving (Prelude'.Show, Prelude'.Eq, Prelude'.Ord, Prelude'.Typeable, Prelude'.Data, Prelude'.Generic)
+
+instance P'.ExtendMessage StopTimeEvent where
+ getExtField = ext'field
+ putExtField e'f msg = msg{ext'field = e'f}
+ validExtRanges msg = P'.extRanges (P'.reflectDescriptorInfo msg)
+
+instance P'.Mergeable StopTimeEvent where
+ mergeAppend (StopTimeEvent x'1 x'2 x'3 x'4) (StopTimeEvent y'1 y'2 y'3 y'4)
+ = let !z'1 = P'.mergeAppend x'1 y'1
+ !z'2 = P'.mergeAppend x'2 y'2
+ !z'3 = P'.mergeAppend x'3 y'3
+ !z'4 = P'.mergeAppend x'4 y'4
+ in StopTimeEvent z'1 z'2 z'3 z'4
+
+instance P'.Default StopTimeEvent where
+ defaultValue = StopTimeEvent P'.defaultValue P'.defaultValue P'.defaultValue P'.defaultValue
+
+instance P'.Wire StopTimeEvent where
+ wireSize ft' self'@(StopTimeEvent x'1 x'2 x'3 x'4)
+ = case ft' of
+ 10 -> calc'Size
+ 11 -> P'.prependMessageSize calc'Size
+ _ -> P'.wireSizeErr ft' self'
+ where
+ calc'Size = (P'.wireSizeOpt 1 5 x'1 + P'.wireSizeOpt 1 3 x'2 + P'.wireSizeOpt 1 5 x'3 + P'.wireSizeExtField x'4)
+ wirePutWithSize ft' self'@(StopTimeEvent x'1 x'2 x'3 x'4)
+ = case ft' of
+ 10 -> put'Fields
+ 11 -> put'FieldsSized
+ _ -> P'.wirePutErr ft' self'
+ where
+ put'Fields
+ = P'.sequencePutWithSize
+ [P'.wirePutOptWithSize 8 5 x'1, P'.wirePutOptWithSize 16 3 x'2, P'.wirePutOptWithSize 24 5 x'3,
+ P'.wirePutExtFieldWithSize x'4]
+ put'FieldsSized
+ = let size' = Prelude'.fst (P'.runPutM put'Fields)
+ put'Size
+ = do
+ P'.putSize size'
+ Prelude'.return (P'.size'WireSize size')
+ in P'.sequencePutWithSize [put'Size, put'Fields]
+ wireGet ft'
+ = case ft' of
+ 10 -> P'.getBareMessageWith (P'.catch'Unknown' P'.discardUnknown update'Self)
+ 11 -> P'.getMessageWith (P'.catch'Unknown' P'.discardUnknown update'Self)
+ _ -> P'.wireGetErr ft'
+ where
+ update'Self wire'Tag old'Self
+ = case wire'Tag of
+ 8 -> Prelude'.fmap (\ !new'Field -> old'Self{delay = Prelude'.Just new'Field}) (P'.wireGet 5)
+ 16 -> Prelude'.fmap (\ !new'Field -> old'Self{time = Prelude'.Just new'Field}) (P'.wireGet 3)
+ 24 -> Prelude'.fmap (\ !new'Field -> old'Self{uncertainty = Prelude'.Just new'Field}) (P'.wireGet 5)
+ _ -> let (field'Number, wire'Type) = P'.splitWireTag wire'Tag in
+ if Prelude'.or [1000 <= field'Number && field'Number <= 1999, 9000 <= field'Number && field'Number <= 9999] then
+ P'.loadExtension field'Number wire'Type old'Self else P'.unknown field'Number wire'Type old'Self
+
+instance P'.MessageAPI msg' (msg' -> StopTimeEvent) StopTimeEvent where
+ getVal m' f' = f' m'
+
+instance P'.GPB StopTimeEvent
+
+instance P'.ReflectDescriptor StopTimeEvent where
+ getMessageInfo _ = P'.GetMessageInfo (P'.fromDistinctAscList []) (P'.fromDistinctAscList [8, 16, 24])
+ reflectDescriptorInfo _
+ = Prelude'.read
+ "DescriptorInfo {descName = ProtoName {protobufName = FIName \".transit_realtime.TripUpdate.StopTimeEvent\", haskellPrefix = [], parentModule = [MName \"GTFS\",MName \"Realtime\",MName \"TripUpdate\"], baseName = MName \"StopTimeEvent\"}, descFilePath = [\"GTFS\",\"Realtime\",\"TripUpdate\",\"StopTimeEvent.hs\"], isGroup = False, fields = fromList [FieldInfo {fieldName = ProtoFName {protobufName' = FIName \".transit_realtime.TripUpdate.StopTimeEvent.delay\", haskellPrefix' = [], parentModule' = [MName \"GTFS\",MName \"Realtime\",MName \"TripUpdate\",MName \"StopTimeEvent\"], baseName' = FName \"delay\", baseNamePrefix' = \"\"}, fieldNumber = FieldId {getFieldId = 1}, wireTag = WireTag {getWireTag = 8}, packedTag = Nothing, wireTagLength = 1, isPacked = False, isRequired = False, canRepeat = False, mightPack = False, typeCode = FieldType {getFieldType = 5}, typeName = Nothing, hsRawDefault = Nothing, hsDefault = Nothing, isMapField = False, mapKeyVal = Nothing},FieldInfo {fieldName = ProtoFName {protobufName' = FIName \".transit_realtime.TripUpdate.StopTimeEvent.time\", haskellPrefix' = [], parentModule' = [MName \"GTFS\",MName \"Realtime\",MName \"TripUpdate\",MName \"StopTimeEvent\"], baseName' = FName \"time\", baseNamePrefix' = \"\"}, fieldNumber = FieldId {getFieldId = 2}, wireTag = WireTag {getWireTag = 16}, packedTag = Nothing, wireTagLength = 1, isPacked = False, isRequired = False, canRepeat = False, mightPack = False, typeCode = FieldType {getFieldType = 3}, typeName = Nothing, hsRawDefault = Nothing, hsDefault = Nothing, isMapField = False, mapKeyVal = Nothing},FieldInfo {fieldName = ProtoFName {protobufName' = FIName \".transit_realtime.TripUpdate.StopTimeEvent.uncertainty\", haskellPrefix' = [], parentModule' = [MName \"GTFS\",MName \"Realtime\",MName \"TripUpdate\",MName \"StopTimeEvent\"], baseName' = FName \"uncertainty\", baseNamePrefix' = \"\"}, fieldNumber = FieldId {getFieldId = 3}, wireTag = WireTag {getWireTag = 24}, packedTag = Nothing, wireTagLength = 1, isPacked = False, isRequired = False, canRepeat = False, mightPack = False, typeCode = FieldType {getFieldType = 5}, typeName = Nothing, hsRawDefault = Nothing, hsDefault = Nothing, isMapField = False, mapKeyVal = Nothing}], descOneofs = fromList [], keys = fromList [], extRanges = [(FieldId {getFieldId = 1000},FieldId {getFieldId = 1999}),(FieldId {getFieldId = 9000},FieldId {getFieldId = 9999})], knownKeys = fromList [], storeUnknown = False, lazyFields = False, makeLenses = False, jsonInstances = False, mapEntry = False}"
+
+instance P'.TextType StopTimeEvent where
+ tellT = P'.tellSubMessage
+ getT = P'.getSubMessage
+
+instance P'.TextMsg StopTimeEvent where
+ textPut msg
+ = do
+ P'.tellT "delay" (delay msg)
+ P'.tellT "time" (time msg)
+ P'.tellT "uncertainty" (uncertainty msg)
+ textGet
+ = do
+ mods <- P'.sepEndBy (P'.choice [parse'delay, parse'time, parse'uncertainty]) P'.spaces
+ Prelude'.return (Prelude'.foldl' (\ v f -> f v) P'.defaultValue mods)
+ where
+ parse'delay = Prelude'.fmap (\ v o -> o{delay = v}) (P'.try (P'.getT "delay"))
+ parse'time = Prelude'.fmap (\ v o -> o{time = v}) (P'.try (P'.getT "time"))
+ parse'uncertainty = Prelude'.fmap (\ v o -> o{uncertainty = v}) (P'.try (P'.getT "uncertainty")) \ No newline at end of file