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module Messages exposing(..)
import Json.Decode
import Json.Encode exposing (Value)
-- The following module comes from bartavelle/json-helpers
import Json.Helpers exposing (..)
import Dict exposing (Dict)
import Set exposing (Set)
type ServerMessage =
Welcome Int
| Bye
jsonDecServerMessage : Json.Decode.Decoder ( ServerMessage )
jsonDecServerMessage =
let jsonDecDictServerMessage = Dict.fromList
[ ("Welcome", Json.Decode.lazy (\_ -> Json.Decode.map Welcome (Json.Decode.int)))
, ("Bye", Json.Decode.lazy (\_ -> Json.Decode.succeed Bye))
]
in decodeSumObjectWithSingleField "ServerMessage" jsonDecDictServerMessage
jsonEncServerMessage : ServerMessage -> Value
jsonEncServerMessage val =
let keyval v = case v of
Welcome v1 -> ("Welcome", encodeValue (Json.Encode.int v1))
Bye -> ("Bye", encodeValue (Json.Encode.list identity []))
in encodeSumObjectWithSingleField keyval val
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