Improve routing

client/js/modules/route.js

@@ -0,0 +1,59 @@
+import Cookie from 'js-cookie';
+import { select, updateSelection, tabExists } from 'state/tab';
+import { observe, when } from 'utils/observe';
+
+export default function route({ store }) {
+  let first = true;
+
+  when(
+    store,
+    state => state.app.initialized,
+    () =>
+      observe(
+        store,
+        state => state.router,
+        router => {
+          if (!router.route || router.route === 'chat') {
+            const state = store.getState();
+            let redirect = true;
+            const tabs = [];
+
+            if (router.route === 'chat') {
+              if (tabExists(router.params, state)) {
+                redirect = false;
+              } else {
+                tabs.push(router.params);
+              }
+            }
+
+            if (redirect && first) {
+              const cookie = Cookie.get('tab');
+              if (cookie) {
+                const [server, name = null] = cookie.split(/;(.+)/);
+                tabs.unshift({ server, name });
+              }
+            }
+
+            if (redirect) {
+              let found = false;
+
+              for (let i = 0; i < tabs.length; i++) {
+                const tab = tabs[i];
+                if (tabExists(tab, state)) {
+                  store.dispatch(select(tab.server, tab.name, true));
+                  found = true;
+                  break;
+                }
+              }
+
+              if (!found) {
+                store.dispatch(updateSelection());
+              }
+            }
+
+            first = false;
+          }
+        }
+      )
+  );
+}