only sync periodically

src/Main.elm

@@ -85,7 +85,7 @@ init flags url key =
     ( model
     , Batch
         [ routingEffects
-        , Batch (List.map StartSyncing settings.syncs)
+        , Batch (List.map SyncOnce settings.syncs)
         ]
     )
 
@@ -121,6 +121,7 @@ type Msg
     | GotCurrentTime Posix
     | PouchDBPutSuccessfully Value
     | TimerTriggeredSave
+    | TimerTriggeredSyncAll
     | FocusedOnEditor
     | UserClickedNewNote
     | UserEditedNode String
@@ -155,7 +156,7 @@ type Effect
     | ReplaceUrl Route
     | Put Value
     | FocusOnEditor
-    | StartSyncing Sync
+    | SyncOnce Sync
 
 
 type UpdatedRevision
@@ -234,6 +235,11 @@ update msg model =
             , Batch (List.map (Put << Database.encode) rows)
             )
 
+        TimerTriggeredSyncAll ->
+            ( model
+            , Batch (List.map SyncOnce model.settings.syncs)
+            )
+
         FocusedOnEditor ->
             ( model, NoEffect )
 
@@ -549,7 +555,7 @@ update msg model =
                         ( { model | draftSync = Nothing, settings = newSettings }
                         , Batch
                             [ Put (Settings.encode newSettings)
-                            , StartSyncing draftSync
+                            , SyncOnce draftSync
                             ]
                         )
 
@@ -618,10 +624,10 @@ perform model effect =
                 (\_ -> FocusedOnEditor)
                 (Dom.focus "editor")
 
-        StartSyncing sync ->
+        SyncOnce sync ->
             case Sync.toUrl sync of
                 Just url ->
-                    startSyncing url
+                    syncOnce url
 
                 Nothing ->
                     Cmd.none
@@ -630,7 +636,7 @@ perform model effect =
 port put : Value -> Cmd msg
 
 
-port startSyncing : String -> Cmd msg
+port syncOnce : String -> Cmd msg
 
 
 port putSuccessfully : (Value -> msg) -> Sub msg
@@ -641,6 +647,7 @@ subscriptions model =
     Sub.batch
         [ putSuccessfully PouchDBPutSuccessfully
         , Time.every 1000 (\_ -> TimerTriggeredSave)
+        , Time.every 10000 (\_ -> TimerTriggeredSyncAll)
 
         -- Using a 1-second resolution is more than enough for most UI
         -- concerns. If it needs to be more precise, crank this down! But

src/index.js

@@ -63,9 +63,9 @@ var db = new PouchDB("notes");
   });
 
   // syncing
-  app.ports.startSyncing.subscribe((url) => {
+  app.ports.syncOnce.subscribe((url) => {
     db.replicate.from(url).on("complete", (info) => {
-      db.sync(url, { live: true, retry: true })
+      db.sync(url, { retry: true })
         .on("change", (info) => console.log("change", info))
         .on("paused", (err) => console.log("paused", err))
         .on("active", () => console.log("active"))