[WIP] Dropdown => Popover for userlist.

Seems to make more sense with the fixed header and footer elements.

src/actions/actionNavigate.tsx

@@ -1,6 +1,5 @@
 import { getClientColor } from "../clients";
 import { Avatar } from "../components/Avatar";
-import DropdownMenu from "../components/dropdownMenu/DropdownMenu";
 import { centerScrollOn } from "../scene/scroll";
 import { Collaborator } from "../types";
 import { register } from "./register";
@@ -58,20 +57,19 @@ export const actionGoToCollaborator = register({
     const background = getClientColor(clientId);
 
     return withName ? (
-      <DropdownMenu.Item
-        onSelect={() => updateData({ ...collaborator, clientId })}
-        icon={
-          <Avatar
-            color={background}
-            onClick={() => {}}
-            name={collaborator.username || ""}
-            src={collaborator.avatarUrl}
-            isBeingFollowed={appState.userToFollow?.clientId === clientId}
-          />
-        }
+      <div
+        className="dropdown-menu-item dropdown-menu-item-base"
+        onClick={() => updateData({ ...collaborator, clientId })}
       >
+        <Avatar
+          color={background}
+          onClick={() => {}}
+          name={collaborator.username || ""}
+          src={collaborator.avatarUrl}
+          isBeingFollowed={appState.userToFollow?.clientId === clientId}
+        />
         {collaborator.username}
-      </DropdownMenu.Item>
+      </div>
     ) : (
       <Avatar
         color={background}

src/components/UserList.scss

@@ -49,4 +49,43 @@
     flex-shrink: 0;
     color: var(--color-gray-70);
   }
+
+  .UserList__collaborators {
+    position: static;
+    top: auto;
+    margin-top: 0;
+    max-height: 12rem;
+    overflow-y: auto;
+    padding: 0.25rem 0.5rem;
+  }
+
+  --userlist-hint-bg-color: var(--color-gray-10);
+  --userlist-hint-heading-color: var(--color-gray-80);
+  --userlist-hint-text-color: var(--color-gray-60);
+
+  &.theme--dark {
+    --userlist-hint-bg-color: var(--color-gray-90);
+    --userlist-hint-heading-color: var(--color-gray-30);
+    --userlist-hint-text-color: var(--color-gray-40);
+  }
+
+  .UserList__hint {
+    background-color: var(--userlist-hint-bg-color);
+    padding: 0.5rem 0.75rem;
+    overflow: hidden;
+    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
+
+    &-heading {
+      color: var(--userlist-hint-heading-color);
+      font-size: 0.875rem;
+      font-weight: 600;
+      line-height: 150%;
+    }
+
+    &-text {
+      color: var(--userlist-hint-text-color);
+      font-size: 0.75rem;
+      line-height: 150%;
+    }
+  }
 }

src/components/UserList.tsx

@@ -5,9 +5,11 @@ import clsx from "clsx";
 import { AppState, Collaborator } from "../types";
 import { Tooltip } from "./Tooltip";
 import { useExcalidrawActionManager } from "./App";
-import DropdownMenu from "./dropdownMenu/DropdownMenu";
 import { ActionManager } from "../actions/manager";
 
+import * as Popover from "@radix-ui/react-popover";
+import { Island } from "./Island";
+
 const sampleCollaborators = new Map([
   [
     "client-id-1",
@@ -51,6 +53,20 @@ const sampleCollaborators = new Map([
       color: "#FCCB5F",
     },
   ],
+  [
+    "client-id-7",
+    {
+      username: "Jack Doe",
+      color: "#BCE784",
+    },
+  ],
+  [
+    "client-id-8",
+    {
+      username: "Jolly Doe",
+      color: "#5DD39E",
+    },
+  ],
 ]) as any as Map<string, Collaborator>;
 
 const FIRST_N_AVATARS = 3;
@@ -116,18 +132,16 @@ export const UserList = ({
 }) => {
   const actionManager = useExcalidrawActionManager();
 
-  const [open, setOpen] = React.useState(false);
+  // const uniqueCollaboratorsMap = new Map<string, Collaborator>();
+  // collaborators.forEach((collaborator, socketId) => {
+  //   uniqueCollaboratorsMap.set(
+  //     // filter on user id, else fall back on unique socketId
+  //     collaborator.id || socketId,
+  //     collaborator,
+  //   );
+  // });
 
-  const uniqueCollaboratorsMap = new Map<string, Collaborator>();
-  collaborators.forEach((collaborator, socketId) => {
-    uniqueCollaboratorsMap.set(
-      // filter on user id, else fall back on unique socketId
-      collaborator.id || socketId,
-      collaborator,
-    );
-  });
-
-  // const uniqueCollaboratorsMap = sampleCollaborators;
+  const uniqueCollaboratorsMap = sampleCollaborators;
   const uniqueCollaboratorsArray = Array.from(uniqueCollaboratorsMap).filter(
     ([_, collaborator]) => Object.keys(collaborator).length !== 0,
   );
@@ -167,33 +181,39 @@ export const UserList = ({
       {first3avatarsJSX}
 
       {uniqueCollaboratorsArray.length > FIRST_N_AVATARS && (
-        <div style={{ position: "relative" }}>
-          <DropdownMenu open={open}>
-            <DropdownMenu.Trigger
-              className="UserList__more"
-              onToggle={() => {
-                setOpen(!open);
-              }}
-            >
-              +{uniqueCollaboratorsArray.length - FIRST_N_AVATARS}
-            </DropdownMenu.Trigger>
-            <DropdownMenu.Content
-              style={{ width: "10rem" }}
-              onClickOutside={() => {
-                setOpen(false);
-              }}
-            >
-              {uniqueCollaboratorsArray.map(([clientId, collaborator]) =>
-                renderCollaborator({
-                  actionManager,
-                  collaborator,
-                  clientId,
-                  withName: true,
-                }),
-              )}
-            </DropdownMenu.Content>
-          </DropdownMenu>
-        </div>
+        <Popover.Root>
+          <Popover.Trigger className="UserList__more">
+            +{uniqueCollaboratorsArray.length - FIRST_N_AVATARS}
+          </Popover.Trigger>
+          <Popover.Content
+            style={{ zIndex: 2, maxWidth: "14rem", textAlign: "left" }}
+            align="end"
+            sideOffset={10}
+          >
+            <Island>
+              {/* TODO follow-participant */}
+              <div>TODO search</div>
+              <div className="dropdown-menu UserList__collaborators">
+                {uniqueCollaboratorsArray.map(([clientId, collaborator]) =>
+                  renderCollaborator({
+                    actionManager,
+                    collaborator,
+                    clientId,
+                    withName: true,
+                  }),
+                )}
+              </div>
+              {/* TODO follow-participant */}
+              <div className="UserList__hint">
+                <div className="UserList__hint-heading">TODO hint</div>
+                <div className="UserList__hint-text">
+                  Lorem ipsum dolor sit amet consectetur adipisicing elit.
+                  Quibusdam, ipsum!
+                </div>
+              </div>
+            </Island>
+          </Popover.Content>
+        </Popover.Root>
       )}
     </div>
   );