From 6c25964c0165530e7db6650eea79cbac99031353 Mon Sep 17 00:00:00 2001
From: stuebinm
Date: Sat, 2 Jul 2022 00:16:02 +0200
Subject: 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)
---
 gtfs/GTFS/Realtime/Alert/SeverityLevel.hs | 76 +++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 gtfs/GTFS/Realtime/Alert/SeverityLevel.hs

(limited to 'gtfs/GTFS/Realtime/Alert/SeverityLevel.hs')

diff --git a/gtfs/GTFS/Realtime/Alert/SeverityLevel.hs b/gtfs/GTFS/Realtime/Alert/SeverityLevel.hs
new file mode 100644
index 0000000..bb50ff3
--- /dev/null
+++ b/gtfs/GTFS/Realtime/Alert/SeverityLevel.hs
@@ -0,0 +1,76 @@
+{-# LANGUAGE BangPatterns, DataKinds, DeriveDataTypeable, DeriveGeneric, FlexibleInstances, MultiParamTypeClasses, OverloadedStrings
+ #-}
+{-# OPTIONS_GHC  -w #-}
+module GTFS.Realtime.Alert.SeverityLevel (SeverityLevel(..)) 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 SeverityLevel = UNKNOWN_SEVERITY
+                   | INFO
+                   | WARNING
+                   | SEVERE
+                     deriving (Prelude'.Read, Prelude'.Show, Prelude'.Eq, Prelude'.Ord, Prelude'.Typeable, Prelude'.Data,
+                               Prelude'.Generic)
+
+instance P'.Mergeable SeverityLevel
+
+instance Prelude'.Bounded SeverityLevel where
+  minBound = UNKNOWN_SEVERITY
+  maxBound = SEVERE
+
+instance P'.Default SeverityLevel where
+  defaultValue = UNKNOWN_SEVERITY
+
+toMaybe'Enum :: Prelude'.Int -> P'.Maybe SeverityLevel
+toMaybe'Enum 1 = Prelude'.Just UNKNOWN_SEVERITY
+toMaybe'Enum 2 = Prelude'.Just INFO
+toMaybe'Enum 3 = Prelude'.Just WARNING
+toMaybe'Enum 4 = Prelude'.Just SEVERE
+toMaybe'Enum _ = Prelude'.Nothing
+
+instance Prelude'.Enum SeverityLevel where
+  fromEnum UNKNOWN_SEVERITY = 1
+  fromEnum INFO = 2
+  fromEnum WARNING = 3
+  fromEnum SEVERE = 4
+  toEnum
+   = P'.fromMaybe (Prelude'.error "hprotoc generated code: toEnum failure for type GTFS.Realtime.Alert.SeverityLevel") .
+      toMaybe'Enum
+  succ UNKNOWN_SEVERITY = INFO
+  succ INFO = WARNING
+  succ WARNING = SEVERE
+  succ _ = Prelude'.error "hprotoc generated code: succ failure for type GTFS.Realtime.Alert.SeverityLevel"
+  pred INFO = UNKNOWN_SEVERITY
+  pred WARNING = INFO
+  pred SEVERE = WARNING
+  pred _ = Prelude'.error "hprotoc generated code: pred failure for type GTFS.Realtime.Alert.SeverityLevel"
+
+instance P'.Wire SeverityLevel where
+  wireSize ft' enum = P'.wireSize ft' (Prelude'.fromEnum enum)
+  wirePut ft' enum = P'.wirePut ft' (Prelude'.fromEnum enum)
+  wireGet 14 = P'.wireGetEnum toMaybe'Enum
+  wireGet ft' = P'.wireGetErr ft'
+  wireGetPacked 14 = P'.wireGetPackedEnum toMaybe'Enum
+  wireGetPacked ft' = P'.wireGetErr ft'
+
+instance P'.GPB SeverityLevel
+
+instance P'.MessageAPI msg' (msg' -> SeverityLevel) SeverityLevel where
+  getVal m' f' = f' m'
+
+instance P'.ReflectEnum SeverityLevel where
+  reflectEnum = [(1, "UNKNOWN_SEVERITY", UNKNOWN_SEVERITY), (2, "INFO", INFO), (3, "WARNING", WARNING), (4, "SEVERE", SEVERE)]
+  reflectEnumInfo _
+   = P'.EnumInfo (P'.makePNF (P'.pack ".transit_realtime.Alert.SeverityLevel") [] ["GTFS", "Realtime", "Alert"] "SeverityLevel")
+      ["GTFS", "Realtime", "Alert", "SeverityLevel.hs"]
+      [(1, "UNKNOWN_SEVERITY"), (2, "INFO"), (3, "WARNING"), (4, "SEVERE")]
+      Prelude'.False
+
+instance P'.TextType SeverityLevel where
+  tellT = P'.tellShow
+  getT = P'.getRead
\ No newline at end of file
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