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elm-0.19-workshop/advanced/part1/src/Viewer.elm
Richard Feldman d57dec1681 Rename more stuff
2018-08-05 04:49:15 -04:00

72 lines
1.4 KiB
Elm

module Viewer exposing (Viewer, cred, decoder, email, encode, profile)
{-| The logged-in user currently viewing this page.
-}
import Avatar exposing (Avatar)
import Email exposing (Email)
import Json.Decode as Decode exposing (Decoder)
import Json.Decode.Pipeline exposing (custom, required)
import Json.Encode as Encode exposing (Value)
import Profile exposing (Profile)
import Username exposing (Username)
import Viewer.Cred as Cred exposing (Cred)
-- TYPES
type Viewer
= Viewer Internals
type alias Internals =
{ cred : Cred
, profile : Profile
, email : Email
}
-- INFO
cred : Viewer -> Cred
cred (Viewer info) =
info.cred
profile : Viewer -> Profile
profile (Viewer info) =
info.profile
email : Viewer -> Email
email (Viewer info) =
info.email
-- SERIALIZATION
encode : Viewer -> Value
encode (Viewer info) =
Encode.object
[ ( "email", Email.encode info.email )
, ( "username", Username.encode (Cred.username info.cred) )
, ( "bio", Maybe.withDefault Encode.null (Maybe.map Encode.string (Profile.bio info.profile)) )
, ( "image", Avatar.encode (Profile.avatar info.profile) )
, ( "token", Cred.encodeToken info.cred )
]
decoder : Decoder Viewer
decoder =
Decode.succeed Internals
|> custom Cred.decoder
|> custom Profile.decoder
|> required "email" Email.decoder
|> Decode.map Viewer