3rd party embed player (#2217)

* Implement embed player for YT, spotify, and twitch

* fix: handle blur event

* fix: use video dimensions for twitch

* fix: remove hack (?)

* fix: remove origin whitelist (?)

* fix: prevent ads from opening in browser

* fix: handle embeds that don't have a thumb

* feat: handle dark/light mode

* fix: ts warning

* fix: adjust height of no-thumb label

* fix: adjust height of no-thumb label

* fix: remove debug log, set collapsable to false for player view

* fix: fix dimensions "flash"

* chore: remove old youtube link test

* tests: add tests

* fix: thumbless embed position when loading

* fix: remove background from webview

* cleanup embeds (almost)

* more refactoring

- Use separate layers for player and overlay to prevent weird sizing issues
- Be sure the image is not visible under the player
- Clean up some

* cleanup styles

* parse youtube shorts urls

* remove debug

* add soundcloud tracks and sets (playlists)

* move logic into `ExternalLinkEmbed`

* border radius for yt player on native

* fix styling on web

* allow scrolling in webview on android

* remove unnecessary check

* autoplay yt on web

* fix tests after adding autoplay

* move `useNavigation` to top of component

---------

Co-authored-by: Paul Frazee <pfrazee@gmail.com>

src/lib/strings/url-helpers.ts

@@ -139,35 +139,6 @@ export function feedUriToHref(url: string): string {
   }
 }
 
-export function getYoutubeVideoId(link: string): string | undefined {
-  let url
-  try {
-    url = new URL(link)
-  } catch (e) {
-    return undefined
-  }
-
-  if (
-    url.hostname !== 'www.youtube.com' &&
-    url.hostname !== 'youtube.com' &&
-    url.hostname !== 'youtu.be'
-  ) {
-    return undefined
-  }
-  if (url.hostname === 'youtu.be') {
-    const videoId = url.pathname.split('/')[1]
-    if (!videoId) {
-      return undefined
-    }
-    return videoId
-  }
-  const videoId = url.searchParams.get('v') as string
-  if (!videoId) {
-    return undefined
-  }
-  return videoId
-}
-
 /**
  * Checks if the label in the post text matches the host of the link facet.
  *