its happening... its HAPPENING

example/src/Components/Navbar.elm

@@ -20,8 +20,7 @@ view =
             , ( "Counter", Route.Counter () )
             , ( "Cats", Route.Random () )
             , ( "User", Route.Users_Slug "alice" )
-            , ( "Account settings", Route.Settings (Settings.Account ()) )
+            , ( "Settings", Route.Settings (Settings.Account ()) )
-            , ( "User settings", Route.Settings (Settings.User ()) )
             ]
 
 

example/src/Generated/Pages.elm

@@ -88,7 +88,7 @@ users_slug_posts_slug =
         }
 
 
-init : Route -> ( Model, Cmd Msg )
+init : Route -> Application.Init Model Msg
 init route =
     case route of
         Route.Homepage params ->

example/src/Generated/Pages/Settings.elm

@@ -69,7 +69,7 @@ user =
         }
 
 
-init : Route -> ( Model, Cmd Msg )
+init : Route -> Application.Init Model Msg
 init route =
     case route of
         Route.Account params ->

src/Application.elm

@@ -2,7 +2,7 @@ module Application exposing
     ( Application, create
     , Layout
     , Page, Recipe
-    , Bundle, keep
+    , Init, Bundle, keep
     , Static, static
     , Sandbox, sandbox
     , Element, element
@@ -27,7 +27,7 @@ module Application exposing
 
 @docs Page, Recipe
 
-@docs Bundle, keep
+@docs Init, Bundle, keep
 
 @docs Static, static
 
@@ -75,30 +75,26 @@ create :
         , transition : Transition (Html msg)
         }
     , pages :
-        { init : route -> ( model, Cmd msg )
+        { init : route -> Init model msg
         , update : msg -> model -> ( model, Cmd msg )
-        , bundle : model -> Page.Bundle msg
+        , bundle : model -> Bundle msg
         }
     }
     -> Application flags model msg
 create config =
-    let
-        (Transition.Transition transition) =
-            config.layout.transition
-    in
     Browser.application
         { init =
             init
                 { init = config.pages.init
                 , fromUrl = config.routing.fromUrl
-                , speed = transition.speed
+                , speed = Transition.speed config.layout.transition
                 }
         , update =
             update
                 { fromUrl = config.routing.fromUrl
                 , init = config.pages.init
                 , update = config.pages.update
-                , speed = transition.speed
+                , speed = Transition.speed config.layout.transition
                 }
         , subscriptions =
             subscriptions
@@ -112,7 +108,7 @@ create config =
                     \model ->
                         config.pages.bundle model Page.Initial |> .view
                 , layout = config.layout
-                , transition = transition.strategy
+                , transition = Transition.strategy config.layout.transition
                 }
         , onUrlChange = Url
         , onUrlRequest = Link
@@ -128,12 +124,13 @@ type alias Model flags model =
     , flags : flags
     , key : Nav.Key
     , page : Transitionable model
+    , speed : Int
     }
 
 
 init :
     { fromUrl : Url -> route
-    , init : route -> ( model, Cmd msg )
+    , init : route -> Init model msg
     , speed : Int
     }
     -> flags
@@ -143,21 +140,20 @@ init :
 init config flags url key =
     url
         |> config.fromUrl
-        |> config.init
+        |> (\route -> config.init route { parentSpeed = config.speed })
-        |> Tuple.mapBoth
+        |> (\page ->
-            (\page ->
+                ( { flags = flags
-                { flags = flags
+                  , url = url
-                , url = url
+                  , key = key
-                , key = key
+                  , page = Transitionable.Ready page.model
-                , page = Transitionable.Ready page
+                  , speed = page.speed
-                }
+                  }
-            )
+                , Cmd.batch
-            (\cmd ->
+                    [ handleJumpLinks url page.cmd
-                Cmd.batch
+                    , Utils.delay page.speed TransitionComplete
-                    [ handleJumpLinks url cmd
-                    , Utils.delay config.speed TransitionComplete
                     ]
-            )
+                )
+           )
 
 
 handleJumpLinks : Url -> Cmd msg -> Cmd (Msg msg)
@@ -197,7 +193,7 @@ type Msg msg
 
 update :
     { fromUrl : Url -> route
-    , init : route -> ( model, Cmd msg )
+    , init : route -> Init model msg
     , update : msg -> model -> ( model, Cmd msg )
     , speed : Int
     }
@@ -217,15 +213,12 @@ update config msg model =
                 ( model, Nav.load (Url.toString url) )
 
             else
-                ( { model
+                ( if navigatingToNewLayout { old = model.url, new = url } then
-                    | page =
+                    { model | page = Transitionable.begin model.page }
-                        if navigatingToNewLayout { old = model.url, new = url } then
-                            Transitionable.begin model.page
 
-                        else
+                  else
-                            Transitionable.complete model.page
+                    { model | page = Transitionable.complete model.page }
-                  }
+                , Utils.delay model.speed (TransitionTo url)
-                , Utils.delay config.speed (TransitionTo url)
                 )
 
         Link (Browser.External url) ->
@@ -246,10 +239,16 @@ update config msg model =
         Url url ->
             url
                 |> config.fromUrl
-                |> config.init
+                |> (\route -> config.init route { parentSpeed = config.speed })
-                |> Tuple.mapBoth
+                |> (\page ->
-                    (\page -> { model | url = url, page = Transitionable.Complete page })
+                        ( { model
-                    (handleJumpLinks url)
+                            | url = url
+                            , page = Transitionable.Complete page.model
+                            , speed = page.speed
+                          }
+                        , handleJumpLinks url page.cmd
+                        )
+                   )
 
         Page pageMsg ->
             Tuple.mapBoth
@@ -342,6 +341,10 @@ type alias Recipe params pageModel pageMsg model msg =
     Page.Recipe params pageModel pageMsg model msg
 
 
+type alias Init model msg =
+    Page.Init model msg
+
+
 type alias Bundle msg =
     Page.Bundle msg
 

src/Internals/Page.elm

@@ -1,6 +1,6 @@
 module Internals.Page exposing
     ( Page, Recipe
-    , Bundle
+    , Init, Bundle
     , Static, static
     , Sandbox, sandbox
     , Element, element
@@ -12,7 +12,7 @@ module Internals.Page exposing
 
 @docs Page, Recipe
 
-@docs Bundle
+@docs Init, Bundle
 
 @docs Static, static
 
@@ -26,6 +26,7 @@ module Internals.Page exposing
 
 import Html exposing (Html, div, text)
 import Internals.Layout exposing (Layout)
+import Internals.Transition as Transition
 
 
 type alias Page params pageModel pageMsg model msg =
@@ -36,7 +37,7 @@ type alias Page params pageModel pageMsg model msg =
 
 
 type alias Recipe params pageModel pageMsg model msg =
-    { init : params -> ( model, Cmd msg )
+    { init : params -> Init model msg
     , update : pageMsg -> pageModel -> ( model, Cmd msg )
     , bundle : pageModel -> Bundle msg
     }
@@ -48,6 +49,16 @@ type TransitionStatus
     | Entering
 
 
+type alias Init model msg =
+    { parentSpeed : Int
+    }
+    ->
+        { model : model
+        , cmd : Cmd msg
+        , speed : Int
+        }
+
+
 type alias Bundle msg =
     TransitionStatus
     ->
@@ -69,7 +80,12 @@ static :
     Static
     -> Page params () Never model msg
 static page { toModel, toMsg } =
-    { init = \_ -> ( toModel (), Cmd.none )
+    { init =
+        \_ { parentSpeed } ->
+            { model = toModel ()
+            , cmd = Cmd.none
+            , speed = parentSpeed
+            }
     , update = \_ model -> ( toModel model, Cmd.none )
     , bundle =
         \_ _ ->
@@ -94,7 +110,12 @@ sandbox :
     Sandbox params pageModel pageMsg
     -> Page params pageModel pageMsg model msg
 sandbox page { toModel, toMsg } =
-    { init = \params -> ( toModel (page.init params), Cmd.none )
+    { init =
+        \params { parentSpeed } ->
+            { model = toModel (page.init params)
+            , cmd = Cmd.none
+            , speed = parentSpeed
+            }
     , update =
         \msg model ->
             ( page.update msg model |> toModel
@@ -125,7 +146,14 @@ element :
     -> Page params pageModel pageMsg model msg
 element page { toModel, toMsg } =
     { init =
-        page.init >> Tuple.mapBoth toModel (Cmd.map toMsg)
+        \params { parentSpeed } ->
+            page.init params
+                |> (\( model, cmd ) ->
+                        { model = toModel model
+                        , cmd = Cmd.map toMsg cmd
+                        , speed = parentSpeed
+                        }
+                   )
     , update =
         \msg model ->
             page.update msg model
@@ -149,7 +177,7 @@ type alias Glue params layoutModel layoutMsg =
 
 
 type alias Pages params layoutModel layoutMsg =
-    { init : params -> ( layoutModel, Cmd layoutMsg )
+    { init : params -> Init layoutModel layoutMsg
     , update : layoutMsg -> layoutModel -> ( layoutModel, Cmd layoutMsg )
     , bundle : layoutModel -> Bundle layoutMsg
     }
@@ -160,7 +188,14 @@ glue :
     -> Page params layoutModel layoutMsg model msg
 glue options { toModel, toMsg } =
     { init =
-        options.pages.init >> Tuple.mapBoth toModel (Cmd.map toMsg)
+        \params _ ->
+            options.pages.init params { parentSpeed = Transition.speed options.layout.transition }
+                |> (\page ->
+                        { model = toModel page.model
+                        , cmd = Cmd.map toMsg page.cmd
+                        , speed = page.speed
+                        }
+                   )
     , update =
         \msg model ->
             options.pages.update msg model

src/Internals/Transition.elm

@@ -1,12 +1,19 @@
 module Internals.Transition exposing
-    ( Options
+    ( Transition, Options, Strategy
-    , Strategy
+    , fade, custom, none
-    , Transition(..)
+    , speed, strategy
-    , custom
-    , fade
-    , none
     )
 
+{-|
+
+@docs Transition, Options, Strategy
+
+@docs fade, custom, none
+
+@docs speed strategy
+
+-}
+
 import Html exposing (Html, div)
 import Html.Attributes as Attr
 
@@ -15,6 +22,21 @@ type Transition view
     = Transition (Options view)
 
 
+unwrap : Transition view -> Options view
+unwrap (Transition options) =
+    options
+
+
+speed : Transition view -> Int
+speed =
+    unwrap >> .speed
+
+
+strategy : Transition view -> Strategy view
+strategy =
+    unwrap >> .strategy
+
+
 type alias Options view =
     { speed : Int
     , strategy : Strategy view
@@ -35,10 +57,10 @@ type alias Views view =
 
 
 fade : Int -> Transition (Html msg)
-fade speed =
+fade speed_ =
     let
         transition =
-            "opacity " ++ String.fromInt speed ++ "ms"
+            "opacity " ++ String.fromInt speed_ ++ "ms"
 
         styles =
             { invisible =
@@ -54,7 +76,7 @@ fade speed =
             }
     in
     Transition
-        { speed = speed
+        { speed = speed_
         , strategy =
             { beforeLoad =
                 \{ layout, page } ->