feat: editor redesign 🔥 (#5780)

* Placed eraser into shape switcher (top toolbar).
Redesigned top toolbar.

* Redesigned zoom and undo-redo buttons.

* Started redesigning left toolbar.

* Redesigned help dialog.

* Colour picker now somewhat in line with new design

* [WIP] Changed a bunch of icons.
TODO: organise new icons.

* [WIP] Organised a bunch of icons. Still some to do

* [WIP] Started working on hamburger menu.

* Fixed some bugs with hamburger menu.

* Menu and left toolbar positioning.

* Added some more items to hamburger menu.

* Changed some icons.

* Modal/dialog styling & bunch of fixes.

* Some more dialog improvements & fixes.

* Mobile menu changes.

* Menu can now be closed with outside click.

* Collab avatars and button changes.

* Icon sizing. Left toolbar positioning.

* Implemented welcome screen rendering logic.

* [WIP] Welcome screen content + design.

* Some more welcome screen content and design.

* Merge fixes.

* Tweaked icon set.

* Welcome screen darkmode fix.

* Content updates.

* Various small fixes & adjustments.
Moved language selection into menu.
Fixed some problematic icons.
Slightly moved encryption icon.

* Sidebar header redesign.

* Libraries content rendering logic + some styling.

* Somem more library sidebar styling.

* Publish library dialog styling.

* scroll-back-to-content btn styling

* ColorPicker positioning.

* Library button styling.

* ColorPicker positioning "fix".

* Misc adjustments.

* PenMode button changes.

* Trying to make mobile somewhat usable.

* Added a couple of icons.

* Added some shortcuts.

* Prevent welcome screen flickering.
Fix issue with welcome screen interactivity.
Don't show sidebar button when docked.

* Icon sizing on smaller screens.

* Sidebar styling changes.

* Alignment button... well... alignments.

* Fix inconsistent padding in left toolbar.

* HintViewer changes.

* Hamburger menu changes.

* Move encryption badge back to its original pos.

* Arrowhead changes.
Active state, colours + stronger shadow.

* Added new custom font.

* Fixed bug with library button not rendering.

* Fixed issue with lang selection colours.

* Add tooltips for undo, redo.

* Address some dark mode contrast issues.

* (Re)introduce counter for selectedItems in sidebar

* [WIP] Tweaked bounding box colour & padding.

* Dashed bounding box for remote clients.

* Some more bounding box tweaks.

* Removed docking animation for now...

* Address some RTL issues.

* Welcome screen responsiveness.

* use lighter selection color in dark mode & align naming

* use rounded corners for transform handles

* use lighter gray for welcomeScreen text in dark mode

* disable selection on dialog buttons

* change selection button icon

* fix library item width being flexible

* library: visually align spinner with first section heading

* lint

* fix scrollbar color in dark mode & make thinner

* adapt properties panel max-height

* add shrotcut label to save-to-current-file

* fix unrelated `useOutsideClick` firing for active modal

* add promo color to e+ menu item

* fix type

* lowered button size

* fix transform handles raidus not accounting for zoom

* attempt fix for excal logo on safari

* final fix for excal logo on safari

* fixing fhd resolution button sized

* remove TODO shortcut

* Collab related styling changes.
Expanding avatar list no longer offsets top toolbar.
Added active state & collaborator count badge for collab button.

* Tweaked collab button active colours.

* Added active style to collab btn in hamburger menu

* Remove unnecessary comment.

* Added back promo link for non (signed in) E+ users

* Go to E+ button added for signed in E+ users.

* Close menu & dropdown on modal close.

* tweak icons & fix rendering on smaller sizes [part one]

* align welcomeScreen icons with other UI

* switch icon resize mq to `device-width`

* disable welcomeScreen items `:hover` when selecting on canvas

* change selection box color and style

* reduce selection padding and fix group selection styling

* improve collab cursor styling

- make name borders round
- hide status when "active"
- remove black/gray colors

* add Twitter to hamburger menu

* align collab button

* add shortcut for image export dialog

* revert yarn.lock

* fix more tabler icons

* slightly better-looking penMode button

* change penMode button & tooltip

* revert hamburger menu icon

* align padding on lang picker & canvas bg

* updated robot txt to allow twitter bot and fb bot

* added new OG and tweaked the OG state

* add tooltip to collab button

* align style for scroll-to-content button

* fix pointer-events around toolbar

* fix decor arrow positioning and RTL

* fix welcomeScreen-item active state in dark mode

* change `load` button copy

* prevent shadow anim when opening a docked sidebar

* update E+ links ga params

* show redirect-to-eplus welcomeScreen subheading for signed-in users

* make more generic

* add ga for eplus redirect button

* change copy and icons for hamburger export buttons

* update snaps

* trim the username to account for trailing spaces

* tweaks around decor breakpoints

* fix linear element editor test

* remove .env change

* remove `it.only`

Co-authored-by: dwelle <luzar.david@gmail.com>
Co-authored-by: Maielo <maielo.mv@gmail.com>
Co-authored-by: Aakansha Doshi <aakansha1216@gmail.com>

src/hooks/useOutsideClick.ts

@@ -0,0 +1,41 @@
+import { useEffect, useRef } from "react";
+
+export const useOutsideClickHook = (handler: (event: Event) => void) => {
+  const ref = useRef(null);
+
+  useEffect(
+    () => {
+      const listener = (event: Event) => {
+        const current = ref.current as HTMLElement | null;
+
+        // Do nothing if clicking ref's element or descendent elements
+        if (
+          !current ||
+          current.contains(event.target as Node) ||
+          [...document.querySelectorAll("[data-prevent-outside-click]")].some(
+            (el) => el.contains(event.target as Node),
+          )
+        ) {
+          return;
+        }
+
+        handler(event);
+      };
+      document.addEventListener("mousedown", listener);
+      document.addEventListener("touchstart", listener);
+      return () => {
+        document.removeEventListener("mousedown", listener);
+        document.removeEventListener("touchstart", listener);
+      };
+    },
+    // Add ref and handler to effect dependencies
+    // It's worth noting that because passed in handler is a new ...
+    // ... function on every render that will cause this effect ...
+    // ... callback/cleanup to run every render. It's not a big deal ...
+    // ... but to optimize you can wrap handler in useCallback before ...
+    // ... passing it into this hook.
+    [ref, handler],
+  );
+
+  return ref;
+};