From 820b095be0b6493b97e504e2714c6c6732029e3f Mon Sep 17 00:00:00 2001
From: Pierre HUBERT <pierre.git@communiquons.org>
Date: Mon, 24 Nov 2025 16:05:01 +0100
Subject: [PATCH] Display the list of spaces

---
 .../src/api/matrix/MatrixApiEvent.ts          |  5 ++
 .../src/api/matrix/MatrixApiMedia.ts          | 12 +++++
 .../src/api/matrix/MatrixApiProfile.ts        | 26 +++++++++
 .../src/api/matrix/MatrixApiRoom.ts           | 27 ++++++++++
 matrixgw_frontend/src/routes/HomeRoute.tsx    | 15 +-----
 .../dashboard/BaseAuthenticatedPage.tsx       | 11 ++--
 .../src/widgets/dashboard/DashboardHeader.tsx |  2 +-
 .../widgets/dashboard/DashboardSidebar.tsx    |  2 +-
 .../widgets/messages/MainMessagesWidget.tsx   | 54 +++++++++++++++++++
 .../src/widgets/messages/RoomIcon.tsx         | 32 +++++++++++
 .../src/widgets/messages/SpaceSelector.tsx    | 53 ++++++++++++++++++
 11 files changed, 218 insertions(+), 21 deletions(-)
 create mode 100644 matrixgw_frontend/src/api/matrix/MatrixApiEvent.ts
 create mode 100644 matrixgw_frontend/src/api/matrix/MatrixApiMedia.ts
 create mode 100644 matrixgw_frontend/src/api/matrix/MatrixApiProfile.ts
 create mode 100644 matrixgw_frontend/src/api/matrix/MatrixApiRoom.ts
 create mode 100644 matrixgw_frontend/src/widgets/messages/MainMessagesWidget.tsx
 create mode 100644 matrixgw_frontend/src/widgets/messages/RoomIcon.tsx
 create mode 100644 matrixgw_frontend/src/widgets/messages/SpaceSelector.tsx

diff --git a/matrixgw_frontend/src/api/matrix/MatrixApiEvent.ts b/matrixgw_frontend/src/api/matrix/MatrixApiEvent.ts
new file mode 100644
index 0000000..ee0dfd6
--- /dev/null
+++ b/matrixgw_frontend/src/api/matrix/MatrixApiEvent.ts
@@ -0,0 +1,5 @@
+export interface MatrixEvent {
+  id: string;
+  time: number;
+  sender: string;
+}
diff --git a/matrixgw_frontend/src/api/matrix/MatrixApiMedia.ts b/matrixgw_frontend/src/api/matrix/MatrixApiMedia.ts
new file mode 100644
index 0000000..7d455da
--- /dev/null
+++ b/matrixgw_frontend/src/api/matrix/MatrixApiMedia.ts
@@ -0,0 +1,12 @@
+import { APIClient } from "../ApiClient";
+
+export class MatrixApiMedia {
+  /**
+   * Get media URL
+   */
+  static MediaURL(url: string, thumbnail: boolean): string {
+    return `${APIClient.ActualBackendURL()}/matrix/media/${encodeURIComponent(
+      url
+    )}?thumbnail=${thumbnail}`;
+  }
+}
diff --git a/matrixgw_frontend/src/api/matrix/MatrixApiProfile.ts b/matrixgw_frontend/src/api/matrix/MatrixApiProfile.ts
new file mode 100644
index 0000000..ccb39db
--- /dev/null
+++ b/matrixgw_frontend/src/api/matrix/MatrixApiProfile.ts
@@ -0,0 +1,26 @@
+import { APIClient } from "../ApiClient";
+
+export interface UserProfile {
+  user_id: string;
+  display_name?: string;
+  avatar?: string;
+}
+
+export type UsersMap = Map<string, UserProfile>;
+
+export class MatrixApiProfile {
+  /**
+   * Get multiple profiles information
+   */
+  static async GetMultiple(ids: string[]): Promise<UsersMap> {
+    const list: UserProfile[] = (
+      await APIClient.exec({
+        method: "POST",
+        uri: "/matrix/profile/get_multiple",
+        jsonData: ids,
+      })
+    ).data;
+
+    return new Map(list.map((e) => [e.user_id, e]));
+  }
+}
diff --git a/matrixgw_frontend/src/api/matrix/MatrixApiRoom.ts b/matrixgw_frontend/src/api/matrix/MatrixApiRoom.ts
new file mode 100644
index 0000000..39fa989
--- /dev/null
+++ b/matrixgw_frontend/src/api/matrix/MatrixApiRoom.ts
@@ -0,0 +1,27 @@
+import { APIClient } from "../ApiClient";
+import type { MatrixEvent } from "./MatrixApiEvent";
+
+export interface Room {
+  id: string;
+  name?: string;
+  members: string[];
+  avatar?: string;
+  is_space?: boolean;
+  parents: string[];
+  number_unread_messages: number;
+  latest_event?: MatrixEvent;
+}
+
+export class MatrixApiRoom {
+  /**
+   * Get the list of joined rooms
+   */
+  static async ListJoined(): Promise<Room[]> {
+    return (
+      await APIClient.exec({
+        method: "GET",
+        uri: "/matrix/room/joined",
+      })
+    ).data;
+  }
+}
diff --git a/matrixgw_frontend/src/routes/HomeRoute.tsx b/matrixgw_frontend/src/routes/HomeRoute.tsx
index 829833c..f046f41 100644
--- a/matrixgw_frontend/src/routes/HomeRoute.tsx
+++ b/matrixgw_frontend/src/routes/HomeRoute.tsx
@@ -1,6 +1,5 @@
-import { MatrixSyncApi } from "../api/MatrixSyncApi";
-import { AsyncWidget } from "../widgets/AsyncWidget";
 import { useUserInfo } from "../widgets/dashboard/BaseAuthenticatedPage";
+import { MainMessageWidget } from "../widgets/messages/MainMessagesWidget";
 import { NotLinkedAccountMessage } from "../widgets/NotLinkedAccountMessage";
 
 export function HomeRoute(): React.ReactElement {
@@ -8,15 +7,5 @@ export function HomeRoute(): React.ReactElement {
 
   if (!user.info.matrix_account_connected) return <NotLinkedAccountMessage />;
 
-  return (
-    <p>
-      Todo home route{" "}
-      <AsyncWidget
-        loadKey={1}
-        errMsg="Failed to start sync thread!"
-        load={MatrixSyncApi.Start}
-        build={() => <>sync started</>}
-      />
-    </p>
-  );
+  return <MainMessageWidget />;
 }
diff --git a/matrixgw_frontend/src/widgets/dashboard/BaseAuthenticatedPage.tsx b/matrixgw_frontend/src/widgets/dashboard/BaseAuthenticatedPage.tsx
index 338fda7..0cbee66 100644
--- a/matrixgw_frontend/src/widgets/dashboard/BaseAuthenticatedPage.tsx
+++ b/matrixgw_frontend/src/widgets/dashboard/BaseAuthenticatedPage.tsx
@@ -1,4 +1,4 @@
-import { Button } from "@mui/material";
+import { AppBar, Button } from "@mui/material";
 import Box from "@mui/material/Box";
 import { useTheme } from "@mui/material/styles";
 import Toolbar from "@mui/material/Toolbar";
@@ -105,6 +105,10 @@ export default function BaseAuthenticatedPage(): React.ReactElement {
             signOut,
           }}
         >
+          <DashboardHeader
+            menuOpen={isNavigationExpanded}
+            onToggleMenu={handleToggleHeaderMenu}
+          />
           <Box
             ref={layoutRef}
             sx={{
@@ -115,10 +119,6 @@ export default function BaseAuthenticatedPage(): React.ReactElement {
               width: "100%",
             }}
           >
-            <DashboardHeader
-              menuOpen={isNavigationExpanded}
-              onToggleMenu={handleToggleHeaderMenu}
-            />
             <DashboardSidebar
               expanded={isNavigationExpanded}
               setExpanded={setIsNavigationExpanded}
@@ -132,7 +132,6 @@ export default function BaseAuthenticatedPage(): React.ReactElement {
                 minWidth: 0,
               }}
             >
-              <Toolbar sx={{ displayPrint: "none" }} />
               <Box
                 component="main"
                 sx={{
diff --git a/matrixgw_frontend/src/widgets/dashboard/DashboardHeader.tsx b/matrixgw_frontend/src/widgets/dashboard/DashboardHeader.tsx
index 6beaa76..357a2af 100644
--- a/matrixgw_frontend/src/widgets/dashboard/DashboardHeader.tsx
+++ b/matrixgw_frontend/src/widgets/dashboard/DashboardHeader.tsx
@@ -81,7 +81,7 @@ export default function DashboardHeader({
   );
 
   return (
-    <AppBar color="inherit" position="absolute" sx={{ displayPrint: "none" }}>
+    <AppBar color="inherit" position="static" sx={{ displayPrint: "none" }}>
       <Toolbar sx={{ backgroundColor: "inherit", mx: { xs: -0.75, sm: -1 } }}>
         <Stack
           direction="row"
diff --git a/matrixgw_frontend/src/widgets/dashboard/DashboardSidebar.tsx b/matrixgw_frontend/src/widgets/dashboard/DashboardSidebar.tsx
index 7a9974f..7e2ac26 100644
--- a/matrixgw_frontend/src/widgets/dashboard/DashboardSidebar.tsx
+++ b/matrixgw_frontend/src/widgets/dashboard/DashboardSidebar.tsx
@@ -74,7 +74,6 @@ export default function DashboardSidebar({
   const getDrawerContent = React.useCallback(
     (viewport: "phone" | "tablet" | "desktop") => (
       <React.Fragment>
-        <Toolbar />
         <Box
           component="nav"
           aria-label={`${viewport.charAt(0).toUpperCase()}${viewport.slice(1)}`}
@@ -87,6 +86,7 @@ export default function DashboardSidebar({
             scrollbarGutter: mini ? "stable" : "auto",
             overflowX: "hidden",
             pt: !mini ? 0 : 2,
+            paddingTop: 0,
             ...(hasDrawerTransitions
               ? getDrawerSxTransitionMixin(isFullyExpanded, "padding")
               : {}),
diff --git a/matrixgw_frontend/src/widgets/messages/MainMessagesWidget.tsx b/matrixgw_frontend/src/widgets/messages/MainMessagesWidget.tsx
new file mode 100644
index 0000000..b8026f2
--- /dev/null
+++ b/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>
+  );
+}
diff --git a/matrixgw_frontend/src/widgets/messages/RoomIcon.tsx b/matrixgw_frontend/src/widgets/messages/RoomIcon.tsx
new file mode 100644
index 0000000..6c49338
--- /dev/null
+++ b/matrixgw_frontend/src/widgets/messages/RoomIcon.tsx
@@ -0,0 +1,32 @@
+import { Icon } from "@mui/material";
+import { MatrixApiMedia } from "../../api/matrix/MatrixApiMedia";
+import type { UsersMap } from "../../api/matrix/MatrixApiProfile";
+import type { Room } from "../../api/matrix/MatrixApiRoom";
+import { useUserInfo } from "../dashboard/BaseAuthenticatedPage";
+import GroupIcon from "@mui/icons-material/Group";
+
+export function RoomIcon(p: {
+  room: Room;
+  users: UsersMap;
+}): React.ReactElement {
+  const user = useUserInfo();
+
+  let url = p.room.avatar;
+
+  if (!url && p.room.members.length <= 1) url = p.room.members[0];
+
+  if (!url && p.room.members.length < 2)
+    url =
+      p.room.members[0] == user.info.matrix_user_id
+        ? p.room.members[1]
+        : p.room.members[0];
+
+  if (!url) return <GroupIcon />;
+  else
+    return (
+      <img
+        src={MatrixApiMedia.MediaURL(url, true)}
+        style={{ maxWidth: "1em", maxHeight: "1em" }}
+      />
+    );
+}
diff --git a/matrixgw_frontend/src/widgets/messages/SpaceSelector.tsx b/matrixgw_frontend/src/widgets/messages/SpaceSelector.tsx
new file mode 100644
index 0000000..8720325
--- /dev/null
+++ b/matrixgw_frontend/src/widgets/messages/SpaceSelector.tsx
@@ -0,0 +1,53 @@
+import HomeIcon from "@mui/icons-material/Home";
+import { Button } from "@mui/material";
+import React from "react";
+import type { UsersMap } from "../../api/matrix/MatrixApiProfile";
+import type { Room } from "../../api/matrix/MatrixApiRoom";
+import { RoomIcon } from "./RoomIcon";
+
+export function SpaceSelector(p: {
+  rooms: Room[];
+  users: UsersMap;
+  selectedSpace?: string;
+  onChange: (space?: string) => void;
+}): React.ReactElement {
+  const spaces = React.useMemo(
+    () => p.rooms.filter((r) => r.is_space),
+    [p.rooms]
+  );
+
+  return (
+    <div style={{ display: "flex", flexDirection: "column" }}>
+      <SpaceButton
+        icon={<HomeIcon />}
+        onClick={() => p.onChange()}
+        selected={p.selectedSpace === undefined}
+      />
+
+      {spaces.map((s) => (
+        <SpaceButton
+          key={s.id}
+          icon={<RoomIcon room={s} {...p} />}
+          onClick={() => p.onChange(s.id)}
+          selected={p.selectedSpace === s.id}
+        />
+      ))}
+    </div>
+  );
+}
+
+function SpaceButton(p: {
+  selected?: boolean;
+  icon: React.ReactElement;
+  onClick: () => void;
+}): React.ReactElement {
+  return (
+    <Button
+      variant={p.selected ? "contained" : "text"}
+      style={{ margin: "2px 5px", padding: "25px 10px", fontSize: "200%" }}
+      onClick={p.onClick}
+    >
+      {p.icon}
+    </Button>
+  );
+}