62 lines
1.5 KiB
Elm
62 lines
1.5 KiB
Elm
module Core exposing (FullModel(..), Model, Msg(..), Page(..), init, update)
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import Browser.Navigation
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import Json.Decode as Decode
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import Task
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import Twitch
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import Url
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type FullModel
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= Unloaded
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| Loaded Model
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type alias Model =
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{ playlists : List Twitch.Playlist
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, page : Page
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}
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type Page
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= Home
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| Playlist Twitch.Playlist
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| Video Twitch.Playlist Twitch.Video
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type Msg
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= Noop
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| PlaylistsReceived (List Twitch.Playlist)
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| HomeClicked
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| PlaylistClicked Twitch.Playlist
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| VideoClicked Twitch.Playlist Twitch.Video
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init : Decode.Value -> Url.Url -> Browser.Navigation.Key -> ( FullModel, Cmd Msg )
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init _ _ _ =
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( Unloaded
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, Task.perform PlaylistsReceived Twitch.fetchPlaylists
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)
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update : Msg -> FullModel -> ( FullModel, Cmd Msg )
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update msg model =
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case ( msg, model ) of
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( Noop, _ ) ->
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( model, Cmd.none )
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( PlaylistsReceived playlists, _ ) ->
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( Loaded { playlists = playlists, page = Home }, Cmd.none )
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( HomeClicked, Loaded { playlists } ) ->
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( Loaded { playlists = playlists, page = Home }, Cmd.none )
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( PlaylistClicked playlist, Loaded { playlists } ) ->
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( Loaded { playlists = playlists, page = Playlist playlist }, Cmd.none )
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( VideoClicked playlist video, Loaded { playlists } ) ->
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( Loaded { playlists = playlists, page = Video playlist video }, Cmd.none )
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_ ->
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( model, Cmd.none )
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