still compiles but probably don't need cleanupSubcriptions function

README.md

@@ -18,6 +18,7 @@ Now open `http://127.0.0.1:8080` in your browser.
 # TODO
 
  - [x] Add Makefile
+ - [ ] Run `uglify` twice as per [this link](https://github.com/rtfeldman/elm-spa-example/tree/master?tab=readme-ov-file#production-build)
  - [ ] Clicking in upper left should go to landing page.
  - [ ] Add GPLV3 License
  - [ ] Add `make release` target that is nix ready...

frontend/elm.json

@@ -9,12 +9,12 @@
             "elm/browser": "1.0.2",
             "elm/core": "1.0.5",
             "elm/html": "1.0.0",
+            "elm/json": "1.1.3",
             "elm/url": "1.0.0",
             "kageurufu/elm-websockets": "1.0.1",
             "mdgriffith/elm-ui": "1.1.8"
         },
         "indirect": {
-            "elm/json": "1.1.3",
             "elm/time": "1.0.0",
             "elm/virtual-dom": "1.0.3"
         }

frontend/src/Main.elm

@@ -39,7 +39,7 @@ init flags url key =
             , header = header
             }
     in
-        (model, Cmd.none)
+        (model, Ports.socketOpen)
 
 
 update : Msg -> Model -> (Model, Cmd Msg)

frontend/src/Page/About.elm

@@ -1,4 +1,12 @@
-module Page.About exposing (Model, Msg, view, init, update)
+module Page.About exposing
+    ( Model
+    , Msg
+    , view
+    , init
+    , update
+    , subscriptions
+    , cleanupSubcriptions
+    )
 import Element exposing (Element)
 
 type alias Model = {}
@@ -7,6 +15,12 @@ type alias Msg = {}
 init : () -> Model
 init flags = {}
 
+cleanupSubcriptions : Model -> Cmd Msg
+cleanupSubcriptions _ = Cmd.none
+
+subscriptions : Model -> Sub Msg
+subscriptions _ = Sub.none
+
 update : Msg -> Model -> (Model, Cmd Msg)
 update msg model = (model, Cmd.none)
 

frontend/src/Page/Contact.elm

@@ -1,4 +1,12 @@
-module Page.Contact exposing (Model, Msg, view, init, update)
+module Page.Contact exposing
+    ( Model
+    , Msg
+    , view
+    , init
+    , update
+    , subscriptions
+    , cleanupSubcriptions
+    )
 import Element exposing (Element)
 
 type alias Model = {}
@@ -7,6 +15,13 @@ type alias Msg = {}
 init : () -> Model
 init flags = {}
 
+cleanupSubcriptions : Model -> Cmd Msg
+cleanupSubcriptions _ = Cmd.none
+
+subscriptions : Model -> Sub Msg
+subscriptions _ = Sub.none
+
+
 update : Msg -> Model -> (Model, Cmd Msg)
 update msg model = (model, Cmd.none)
 

frontend/src/Page/Landing.elm

@@ -1,4 +1,12 @@
-module Page.Landing exposing (Model, Msg, view, init, update)
+module Page.Landing exposing
+    ( Model
+    , Msg
+    , view
+    , init
+    , update
+    , subscriptions
+    , cleanupSubcriptions
+    )
 import Element exposing (Element)
 
 type alias Model = {}
@@ -7,6 +15,12 @@ type alias Msg = {}
 init : () -> Model
 init flags = {}
 
+cleanupSubcriptions : Model -> Cmd Msg
+cleanupSubcriptions _ = Cmd.none
+
+subscriptions : Model -> Sub Msg
+subscriptions _ = Sub.none
+
 update : Msg -> Model -> (Model, Cmd Msg)
 update msg model = (model, Cmd.none)
 

frontend/src/Page/NotFound.elm

@@ -1,4 +1,12 @@
-module Page.NotFound exposing (Model, Msg, view, init, update)
+module Page.NotFound exposing
+    ( Model
+    , Msg
+    , view
+    , init
+    , update
+    , subscriptions
+    , cleanupSubcriptions
+    )
 import Element exposing (Element)
 
 type alias Model = {}
@@ -7,6 +15,12 @@ type alias Msg = {}
 init : () -> Model
 init flags = {}
 
+cleanupSubcriptions : Model -> Cmd Msg
+cleanupSubcriptions _ = Cmd.none
+
+subscriptions : Model -> Sub Msg
+subscriptions _ = Sub.none
+
 update : Msg -> Model -> (Model, Cmd Msg)
 update msg model = (model, Cmd.none)
 

frontend/src/Page/Products.elm

@@ -1,4 +1,12 @@
-module Page.Products exposing (Model, Msg, view, init, update)
+module Page.Products exposing
+    ( Model
+    , Msg
+    , view
+    , init
+    , update
+    , subscriptions
+    , cleanupSubcriptions
+    )
 import Element exposing (Element)
 
 type alias Model = {}
@@ -7,6 +15,12 @@ type alias Msg = {}
 init : () -> Model
 init flags = {}
 
+cleanupSubcriptions : Model -> Cmd Msg
+cleanupSubcriptions _ = Cmd.none
+
+subscriptions : Model -> Sub Msg
+subscriptions _ = Sub.none
+
 update : Msg -> Model -> (Model, Cmd Msg)
 update msg model = (model, Cmd.none)
 

frontend/src/Page/Resources.elm

@@ -1,4 +1,12 @@
-module Page.Resources exposing (Model, Msg, view, init, update)
+module Page.Resources exposing
+    ( Model
+    , Msg
+    , view
+    , init
+    , update
+    , subscriptions
+    , cleanupSubcriptions
+    )
 import Element exposing (Element)
 
 type alias Model = {}
@@ -7,6 +15,12 @@ type alias Msg = {}
 init : () -> Model
 init flags = {}
 
+cleanupSubcriptions : Model -> Cmd Msg
+cleanupSubcriptions _ = Cmd.none
+
+subscriptions : Model -> Sub Msg
+subscriptions _ = Sub.none
+
 update : Msg -> Model -> (Model, Cmd Msg)
 update msg model = (model, Cmd.none)
 

frontend/src/Ports.elm

@@ -1,10 +1,28 @@
-port module Ports exposing (socket)
+port module Ports exposing
+    ( socketOnEvent
+    , socketSend
+    , socketOpen
+    )
 
 import Websockets
+import Json.Encode as Encode
 
 port webSocketCommand : Websockets.CommandPort msg
 port webSocketEvent : Websockets.EventPort msg
 
+socketName : String
+socketName = "app"
+
+socketOnEvent : Websockets.EventHandlers msg -> Sub msg
+socketOnEvent eventHandlers =
+    socket.onEvent eventHandlers
+
+socketSend : Encode.Value -> Cmd msg
+socketSend data  = socket.send socketName data
+
+socketOpen : Cmd msg
+socketOpen = socket.open socketName "/ws/" []
+
 socket : Websockets.Methods msg
 socket =
     Websockets.withPorts