Display the list of spaces

matrixgw_frontend/src/widgets/messages/MainMessagesWidget.tsx

@@ -0,0 +1,54 @@
+import React from "react";
+import {
+  MatrixApiProfile,
+  type UsersMap,
+} from "../../api/matrix/MatrixApiProfile";
+import { MatrixApiRoom, type Room } from "../../api/matrix/MatrixApiRoom";
+import { MatrixSyncApi } from "../../api/MatrixSyncApi";
+import { AsyncWidget } from "../AsyncWidget";
+import { SpaceSelector } from "./SpaceSelector";
+import { Divider } from "@mui/material";
+
+export function MainMessageWidget(): React.ReactElement {
+  const [rooms, setRooms] = React.useState<Room[] | undefined>();
+  const [users, setUsers] = React.useState<UsersMap | undefined>();
+
+  const load = async () => {
+    await MatrixSyncApi.Start();
+
+    const rooms = await MatrixApiRoom.ListJoined();
+    setRooms(rooms);
+
+    // Get the list of users in rooms
+    const users = rooms.reduce((prev, r) => {
+      r.members.forEach((m) => prev.add(m));
+      return prev;
+    }, new Set<string>());
+
+    setUsers(await MatrixApiProfile.GetMultiple([...users]));
+  };
+
+  return (
+    <AsyncWidget
+      loadKey={1}
+      load={load}
+      ready={!!rooms && !!users}
+      errMsg="Failed to initialize messaging component!"
+      build={() => <_MainMessageWidget rooms={rooms!} users={users!} />}
+    />
+  );
+}
+
+function _MainMessageWidget(p: {
+  rooms: Room[];
+  users: UsersMap;
+}): React.ReactElement {
+  const [space, setSpace] = React.useState<string | undefined>();
+  return (
+    <div style={{ display: "flex", height: "100%" }}>
+      <SpaceSelector {...p} selectedSpace={space} onChange={setSpace} />
+      <Divider orientation="vertical" />
+      <span style={{ flex: 1 }}>todo</span>
+    </div>
+  );
+}