119 lines
4.0 KiB
Elm
119 lines
4.0 KiB
Elm
import Browser exposing (application, UrlRequest(..))
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import Browser.Navigation as Nav
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import Scylla.Sync exposing (..)
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import Scylla.Login exposing (..)
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import Scylla.Model exposing (..)
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import Scylla.Http exposing (..)
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import Scylla.Views exposing (viewFull)
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import Scylla.Route exposing (Route(..))
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import Url exposing (Url)
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import Url.Parser exposing (parse)
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import Url.Builder
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import Html exposing (div, text)
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import Http
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import Dict
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type alias Flags =
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{ token : Maybe String
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}
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init : Flags -> Url -> Nav.Key -> (Model, Cmd Msg)
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init flags url key =
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let
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model =
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{ key = key
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, route = Maybe.withDefault Unknown <| parse Scylla.Route.route url
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, token = flags.token
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, loginUsername = ""
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, loginPassword = ""
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, apiUrl = "https://matrix.org"
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, sync =
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{ nextBatch = ""
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, rooms = Nothing
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, presence = Nothing
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, accountData = Nothing
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}
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, errors = []
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, roomText = Dict.empty
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, transactionId = 0
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}
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cmd = case flags.token of
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Just _ -> Cmd.none
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Nothing -> Nav.pushUrl key <| Url.Builder.absolute [ "login" ] []
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in
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(model, cmd)
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view : Model -> Browser.Document Msg
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view m =
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{ title = "Scylla"
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, body = viewFull m
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}
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update : Msg -> Model -> (Model, Cmd Msg)
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update msg model = case msg of
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ChangeApiUrl u -> ({ model | apiUrl = u }, Cmd.none)
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ChangeLoginUsername u -> ({ model | loginUsername = u }, Cmd.none)
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ChangeLoginPassword p -> ({ model | loginPassword = p }, Cmd.none)
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AttemptLogin -> (model, Scylla.Http.login model.apiUrl model.loginUsername model.loginPassword) -- TODO
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TryUrl urlRequest -> updateTryUrl model urlRequest
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ChangeRoute r -> ({ model | route = r }, Cmd.none)
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ReceiveLoginResponse r -> updateLoginResponse model r
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ReceiveSyncResponse r -> updateSyncResponse model r
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ChangeRoomText r t -> ({ model | roomText = Dict.insert r t model.roomText}, Cmd.none)
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SendRoomText r -> updateSendRoomText model r
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SendRoomTextResponse r -> (model, Cmd.none)
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updateSendRoomText : Model -> String -> (Model, Cmd Msg)
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updateSendRoomText m r =
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let
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token = Maybe.withDefault "" m.token
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message = Maybe.andThen (\s -> if s == "" then Nothing else Just s)
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<| Dict.get r m.roomText
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command = Maybe.withDefault Cmd.none
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<| Maybe.map (sendTextMessage m.apiUrl token m.transactionId r) message
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in
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({ m | roomText = Dict.insert r "" m.roomText, transactionId = m.transactionId + 1 }, command)
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updateTryUrl : Model -> Browser.UrlRequest -> (Model, Cmd Msg)
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updateTryUrl m ur = case ur of
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Internal u -> (m, Nav.pushUrl m.key (Url.toString u))
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_ -> (m, Cmd.none)
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updateLoginResponse : Model -> Result Http.Error LoginResponse -> (Model, Cmd Msg)
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updateLoginResponse model r = case r of
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Ok lr -> ( { model | token = Just lr.accessToken } , Cmd.batch
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[ firstSync model.apiUrl lr.accessToken
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, Nav.pushUrl model.key <| Url.Builder.absolute [] []
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] )
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Err e -> (model, Cmd.none)
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updateSyncResponse : Model -> Result Http.Error SyncResponse -> (Model, Cmd Msg)
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updateSyncResponse model r =
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let
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token = Maybe.withDefault "" model.token
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nextBatch = Result.withDefault model.sync.nextBatch
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<| Result.map .nextBatch r
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cmd = sync nextBatch model.apiUrl token
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in
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case r of
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Ok sr -> ({ model | sync = mergeSyncResponse model.sync sr }, cmd)
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_ -> (model, cmd)
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subscriptions : Model -> Sub Msg
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subscriptions m = Sub.none
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onUrlRequest : Browser.UrlRequest -> Msg
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onUrlRequest = TryUrl
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onUrlChange : Url -> Msg
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onUrlChange = ChangeRoute << Maybe.withDefault Unknown << parse Scylla.Route.route
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main = application
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{ init = init
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, view = view
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, update = update
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, subscriptions = subscriptions
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, onUrlRequest = onUrlRequest
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, onUrlChange = onUrlChange
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}
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