Replace changed item cards

modules/webapp/src/main/elm/Data/Items.elm

@@ -3,11 +3,13 @@ module Data.Items exposing
     , first
     , idSet
     , length
+    , replaceIn
     )
 
 import Api.Model.ItemLight exposing (ItemLight)
 import Api.Model.ItemLightGroup exposing (ItemLightGroup)
 import Api.Model.ItemLightList exposing (ItemLightList)
+import Dict exposing (Dict)
 import Set exposing (Set)
 import Util.List
 
@@ -79,3 +81,42 @@ idSetGroup : ItemLightGroup -> Set String
 idSetGroup group =
     List.map .id group.items
         |> Set.fromList
+
+
+replaceIn : ItemLightList -> ItemLightList -> ItemLightList
+replaceIn origin replacements =
+    let
+        newItems =
+            mkItemDict replacements
+
+        replaceItem item =
+            case Dict.get item.id newItems of
+                Just ni ->
+                    ni
+
+                Nothing ->
+                    item
+
+        replaceGroup g =
+            List.map replaceItem g.items
+                |> ItemLightGroup g.name
+    in
+    List.map replaceGroup origin.groups
+        |> ItemLightList
+
+
+
+--- Helper
+
+
+mkItemDict : ItemLightList -> Dict String ItemLight
+mkItemDict list =
+    let
+        insertItems : Dict String ItemLight -> List ItemLight -> Dict String ItemLight
+        insertItems dict items =
+            List.foldl (\i -> \d -> Dict.insert i.id i d) dict items
+
+        insertGroup dict groups =
+            List.foldl (\g -> \d -> insertItems d g.items) dict groups
+    in
+    insertGroup Dict.empty list.groups

modules/webapp/src/main/elm/Page/Home/Data.elm

@@ -17,6 +17,7 @@ module Page.Home.Data exposing
     )
 
 import Api
+import Api.Model.BasicResult exposing (BasicResult)
 import Api.Model.ItemLightList exposing (ItemLightList)
 import Api.Model.ItemSearch
 import Browser.Dom as Dom
@@ -27,7 +28,6 @@ import Comp.SearchMenu
 import Comp.YesNoDimmer
 import Data.Flags exposing (Flags)
 import Data.ItemNav exposing (ItemNav)
-import Data.ItemSelection exposing (ItemSelection)
 import Data.Items
 import Data.UiSettings exposing (UiSettings)
 import Http
@@ -167,6 +167,8 @@ type Msg
     | DeleteSelectedConfirmMsg Comp.YesNoDimmer.Msg
     | EditSelectedItems
     | EditMenuMsg Comp.ItemDetail.EditMenu.Msg
+    | MultiUpdateResp (Result Http.Error BasicResult)
+    | ReplaceChangedItemsResp (Result Http.Error ItemLightList)
 
 
 type SearchType

modules/webapp/src/main/elm/Page/Home/Update.elm

@@ -1,9 +1,14 @@
 module Page.Home.Update exposing (update)
 
+import Api
+import Api.Model.IdList exposing (IdList)
+import Api.Model.ItemLightList exposing (ItemLightList)
+import Api.Model.ItemSearch exposing (ItemSearch)
 import Browser.Navigation as Nav
 import Comp.FixedDropdown
 import Comp.ItemCardList
 import Comp.ItemDetail.EditMenu
+import Comp.ItemDetail.FormChange
 import Comp.SearchMenu
 import Comp.YesNoDimmer
 import Data.Flags exposing (Flags)
@@ -14,7 +19,7 @@ import Page exposing (Page(..))
 import Page.Home.Data exposing (..)
 import Process
 import Scroll
-import Set
+import Set exposing (Set)
 import Task
 import Throttle
 import Time
@@ -424,19 +429,81 @@ update mId key flags settings msg model =
                         sub_ =
                             Sub.map EditMenuMsg res.sub
 
-                        _ =
+                        upCmd =
-                            Debug.log "change" res.change
+                            Comp.ItemDetail.FormChange.multiUpdate flags
+                                svm.ids
+                                res.change
+                                MultiUpdateResp
                     in
-                    ( { model | viewMode = SelectView svm_ }, cmd_, sub_ )
+                    ( { model | viewMode = SelectView svm_ }, Cmd.batch [ cmd_, upCmd ], sub_ )
 
                 _ ->
                     noSub ( model, Cmd.none )
 
+        MultiUpdateResp (Ok res) ->
+            if res.success then
+                case model.viewMode of
+                    SelectView svm ->
+                        -- replace changed items in the view
+                        noSub ( model, loadChangedItems flags svm.ids )
+
+                    _ ->
+                        noSub ( model, Cmd.none )
+
+            else
+                noSub ( model, Cmd.none )
+
+        MultiUpdateResp (Err _) ->
+            noSub ( model, Cmd.none )
+
+        ReplaceChangedItemsResp (Ok items) ->
+            noSub ( replaceItems model items, Cmd.none )
+
+        ReplaceChangedItemsResp (Err _) ->
+            noSub ( model, Cmd.none )
+
 
 
 --- Helpers
 
 
+replaceItems : Model -> ItemLightList -> Model
+replaceItems model newItems =
+    let
+        listModel =
+            model.itemListModel
+
+        changed =
+            Data.Items.replaceIn listModel.results newItems
+
+        newList =
+            { listModel | results = changed }
+    in
+    { model | itemListModel = newList }
+
+
+loadChangedItems : Flags -> Set String -> Cmd Msg
+loadChangedItems flags ids =
+    if Set.isEmpty ids then
+        Cmd.none
+
+    else
+        let
+            searchInit =
+                Api.Model.ItemSearch.empty
+
+            idList =
+                IdList (Set.toList ids)
+
+            search =
+                { searchInit
+                    | itemSubset = Just idList
+                    , limit = Set.size ids
+                }
+        in
+        Api.itemSearch flags search ReplaceChangedItemsResp
+
+
 scrollToCard : Maybe String -> Model -> ( Model, Cmd Msg, Sub Msg )
 scrollToCard mId model =
     let