Improve @mention handling (#10872)

* move the update username route to v3 (#10836)

* Add API Call to retrieve auto-complete options for usernames

* Create links to users profile in chat messages

* Begin adding server-side autocomplete to web client

* Add Test to opt out of username being searchable

* Fix issue with username highlighting

* Correctly update message text when using autocomplete

* remove old autocomplete component

* Improve chat input design

* rewrite mongoose migration to avoid using recursion

* fixes

* select more fields

* use lean and .update

* fix(tests): correct expects

* fix(tests): linting & more expects
Also one more tweak for invite validation responsiveness

* chore(news): Bailey

* chore(i18n): update locales

* 4.70.0

* fix(chat): less intrusive highlight and better margins

* fix(chat): more width tweakage

* feat(content): Oddballs Bundle
Also includes one more tweak to @mention text highlighting

* chore(sprites): compile

* chore(i18n): update locales

* 4.71.0

* groupChatReceived webhook fix (#10802)

* Moved sendGroupChatReceivedWebhooks to group.sendChat function.

* Added test for new functionality.

* Set width on .custom-control-label (#10840)

Set `width: 100%` on the `.custom-control-label`.

Although `overflow-wrap: break-word` is set on the parent `.checklist-item` element, it doesn't seem to take effect unless a width is set on the label.

* Very large Guild member counts overflow the badge #10753 (#10812)

* Update superagent to the latest version 🚀 (#10848)

* fix(package): update superagent to version 4.0.0

* chore(package): update lockfile package-lock.json

* fix(chat): prevent duplicate messages, closes #10823

* Fix for #10814, prevent ParallelSave errors (#10852)

* fix(group leave): prevent ParallelSave errors while leaving a group with multiple group or challenge tasks

* fix typo

* move computed-props to methods - refactor mountItem to use the states inside (#10853)

* feat(content): Frost Hatching Potions

* chore(sprites): compile

* chore(i18n): update locales

* 4.72.0

* fix(stable): remove progress number from petItem

* add two slurs - TRIGGER / CONTENT WARNING: assault, slurs, swearwords, etc

* more checks on the item.klass, also added the specialClass checks (#10859)

* feat(content): Turkey Day 2018

* chore(sprites): compile

* chore(i18n): update locales

* 4.73.0

* chore(i18n): update locales

* 4.73.1

* feat(footer): always show expanded footer (#10862)

* Fixes issue #10857 ("Tags have extra space at the bottom when they should be centered") (#10861)

* Fix for #10857 centered category tag text

* Fixes #10857 and #10856 display tag markdown.

* Attach client to chat messages (#10845)

* Attach client to chat messages

* Word

* Design tweaks

* Fix potential error

* chore(event): end Thanksgiving tweaks

* chore(i18n): update locales

* 4.73.2

* Improve chat input design

* Fix test errors

* Move tier icons import to index

* correctly name event variable

* Debounce autocomplete calls

* optimize mention highlighting

* fix failing tests

* Fix sending private messages

* Cache username autocomplete requests

* optimize autocomplete regex

* Fix lint error

* add optional parameters to limit autocompletion to specific group

* Fix non-profile urls not being usable.

* Correctly handle autocomplete for public and private guilds

* Add check to make sure users don’t search for parties/guilds they are not part of

* fix lint error

* limit autocomplete results to 5

* fix(mentioning): change default, adapt settings control to checkbox

* Improve auto completing

* improve username autocomplete

* Fix merge issue

* remove old code

* Send push notifications on mentions

* Improve handling for sending mention notifications

* Fix lint error

* Update schema.js

* Fix failing test

* Don't send push notification to users who aren't in the party

* Remove tributejs from dependencies

test/api/unit/libs/highlightMentions.js

@@ -0,0 +1,64 @@
+import {
+  highlightMentions,
+} from '../../../../website/server/libs/highlightMentions';
+import mongoose from 'mongoose';
+
+describe('highlightMentions', () => {
+  beforeEach(() => {
+    const mockFind = {
+      select () {
+        return this;
+      },
+      lean () {
+        return this;
+      },
+      exec () {
+        return Promise.resolve([{
+          auth: { local: { username: 'user' } }, _id: '111',
+        }, { auth: { local: { username: 'user2' } }, _id: '222',
+        }, { auth: { local: { username: 'user3' } }, _id: '333',
+        }, { auth: { local: { username: 'user-dash' } }, _id: '444',
+        }, { auth: { local: { username: 'user_underscore' } }, _id: '555',
+        },
+        ]);
+      },
+    };
+
+    sinon.stub(mongoose.Model, 'find').returns(mockFind);
+  });
+
+  afterEach(() => {
+    sinon.restore();
+  });
+
+  it('doesn\'t change text without mentions', async () => {
+    let text = 'some chat text';
+    let result = await highlightMentions(text);
+    expect(result[0]).to.equal(text);
+  });
+  it('highlights existing users', async () => {
+    let text = '@user: message';
+    let result = await highlightMentions(text);
+    expect(result[0]).to.equal('[@user](/profile/111): message');
+  });
+  it('highlights special characters', async () => {
+    let text = '@user-dash: message @user_underscore';
+    let result = await highlightMentions(text);
+    expect(result[0]).to.equal('[@user-dash](/profile/444): message [@user_underscore](/profile/555)');
+  });
+  it('doesn\'t highlight nonexisting users', async () => {
+    let text = '@nouser message';
+    let result = await highlightMentions(text);
+    expect(result[0]).to.equal('@nouser message');
+  });
+  it('highlights multiple existing users', async () => {
+    let text = '@user message (@user2) @user3 @user';
+    let result = await highlightMentions(text);
+    expect(result[0]).to.equal('[@user](/profile/111) message ([@user2](/profile/222)) [@user3](/profile/333) [@user](/profile/111)');
+  });
+  it('doesn\'t highlight more than 5 users', async () => {
+    let text = '@user @user2 @user3 @user4 @user5 @user6';
+    let result = await highlightMentions(text);
+    expect(result[0]).to.equal(text);
+  });
+});