feat: Document hover cards (#1346)

* stash

* refactor

* refactor, styling

* tweaks

* pointer

* styling

* fi: Hide when printing

* fix: No hover cards on shared links

* remove suppressions no longer needed

* fix: Don't show hover cards when editing, they get in the way

* fix: Prevent hover card from going off rhs edge of screen

* fix: Remount hover card when changing between links

* fix: allow one part domains in links (#1350)

* allow one part domains in links

* no TLD when only one part domain

* return null for parseDomain of empty string

* fix fiddly hover preview behavior

* WIP

* refactor hover preview

* fix: Non-rounded bottom corners

* fix: Fixes an edgecase where mounting the nested editor in hovercard causesdocument to scroll if there is a hash in the url

* fix: Incorrect document preview rendering

* lint

Co-authored-by: Nan Yu <thenanyu@gmail.com>
Co-authored-by: Nan Yu <nan@getoutline.com>

app/models/Document.js

@@ -117,7 +117,6 @@ export default class Document extends BaseModel {
   @action
   disableEmbeds = () => {
     this.embedsDisabled = true;
-    debugger;
   };
 
   @action
@@ -210,6 +209,16 @@ export default class Document extends BaseModel {
     return this.store.duplicate(this);
   };
 
+  getSummary = (paragraphs: number = 4) => {
+    const result = this.text
+      .trim()
+      .split("\n")
+      .slice(0, paragraphs)
+      .join("\n");
+
+    return result;
+  };
+
   download = async () => {
     // Ensure the document is upto date with latest server contents
     await this.fetch();