feat: Add reordering to starred documents (#2953)

* draft

* reordering

* JIT Index stars on first load

* test

* Remove unused code on client

* small unrefactor

app/stores/StarsStore.ts

@@ -0,0 +1,44 @@
+import invariant from "invariant";
+import { action, runInAction, computed } from "mobx";
+import Star from "~/models/Star";
+import { PaginationParams } from "~/types";
+import { client } from "~/utils/ApiClient";
+import BaseStore from "./BaseStore";
+import RootStore from "./RootStore";
+
+export default class StarsStore extends BaseStore<Star> {
+  constructor(rootStore: RootStore) {
+    super(rootStore, Star);
+  }
+
+  @action
+  fetchPage = async (params?: PaginationParams | undefined): Promise<void> => {
+    this.isFetching = true;
+
+    try {
+      const res = await client.post(`/stars.list`, params);
+      invariant(res && res.data, "Data not available");
+      runInAction(`StarsStore#fetchPage`, () => {
+        res.data.documents.forEach(this.rootStore.documents.add);
+        res.data.stars.forEach(this.add);
+        this.addPolicies(res.policies);
+        this.isLoaded = true;
+      });
+    } finally {
+      this.isFetching = false;
+    }
+  };
+
+  @computed
+  get orderedData(): Star[] {
+    const stars = Array.from(this.data.values());
+
+    return stars.sort((a, b) => {
+      if (a.index === b.index) {
+        return a.updatedAt > b.updatedAt ? -1 : 1;
+      }
+
+      return a.index < b.index ? -1 : 1;
+    });
+  }
+}