Fix stories sorting by removing cycle/collection

see cyclejs/collection#3

package.json

@@ -12,7 +12,6 @@
   "author": "Thomas Belin",
   "license": "ISC",
   "dependencies": {
-    "@cycle/collection": "^0.3.0",
     "@cycle/dom": "^12.0.0",
     "@cycle/isolate": "^1.2.0",
     "@cycle/xstream-run": "^3.0.0",

src/js/components/Timeline/StoriesList.js

@@ -1,27 +1,34 @@
 import xs from "xstream";
-import Collection from '@cycle/collection';
 import {div} from "@cycle/dom";
+import isolate from "@cycle/isolate";
 
 import Story from "./Story";
 
+function pluck(sources$, attr) {
+    return sources$.map(sources => sources.map(source => source[attr]))
+}
+function merge(sources$, attr) {
+    return pluck(sources$, attr)
+        .map(attrs => xs.merge(...attrs))
+        .flatten()
+}
+
 function StoriesList(sources) {
     const {stories$, selectedElement$} = sources;
 
     const viewDatas$ = xs
         .combine(stories$, selectedElement$.startWith(null))
         .map(([stories, element]) => {
-            return stories.map(story => ({ id: story.id, story$: story, options$: { selected: story.id === (element || {}).id }}));
+            return stories.map(story => ({ story$: xs.of(story), options$: xs.of({ selected: story.id === (element || {}).id })}));
         });
 
-    const storyItems$ = Collection.gather(
-        Story,
-        sources,
-        viewDatas$
-    );
+    const storyItems$ = viewDatas$
+        .map(datas => datas.map(data => isolate(Story)({ ...sources, ...data })))
+        .remember()
 
-    const itemViews$ = Collection.pluck(storyItems$, item => item.DOM);
-    const itemNavigate$ = Collection.merge(storyItems$, item => item.router);
-    const itemAction$ = Collection.merge(storyItems$, item => item.action$);
+    const itemViews$ = pluck(storyItems$, "DOM");
+    const itemNavigate$ = merge(storyItems$, "router");
+    const itemAction$ = merge(storyItems$, "action$");
 
     return {
         DOM: itemViews$.map(views => div(".stories-list", views)),

webpack.config.js

@@ -15,7 +15,6 @@ module.exports = {
             "@cycle/xstream-run",
             "@cycle/dom",
             "@cycle/isolate",
-            "@cycle/collection",
             "uuid",
             "cyclic-router",
             "cyclejs-auth0",