Change Detection: On Push aka UI Smoothness (#1369)

* Updated Series Info Cards to use OnPush and hooked in progress events when we do a mark as read/unread on entities. These events update progress bars but also will now trigger a re-calculation on Read Time Left.

* Removed Library Card Component

* Refactored manga reader title and subtitle calculation to the backend.

* Coverted card actionables to onPush

* Series Card on push cleanup

* Updated edit collection tags for on push

* Update cover image chooser for on push

* Cleaned up carsouel reel

* Updated cover image to allow for uploading gif and webp files

* Bulk add to collection on push

* Updated bulk operation to use on push. Updated bulk operation to have mark as unread and read buttons explicitly. Updated so add to collection is visible and delete.

Fixed a bug where manage library component wasn't invoking the trackBy function

* Updating entity title for on push

* Removed file info component

* Updated Mange Library for on push

* Entity info cards on push

* List item on push

* Updated icon and title for on push and fixed some missing change detection on series detail

* Restricted the typeahead interface to simplify the design

* Edit Series Relation now shows a value in the dropdown for Parent relationships and disables the field.

* Updated edit series relation to focus on new typeahead when adding a new relationship

* Added some documentation and when Scanning a library, don't allow the user to enqueue the same job multiple times.

* Applied the No-enqueue if already enqueued logic to other tasks

* Library detail on push

* Updated events widget to onpush

* Card detail drawer on push. Card detail cover chooser now will show all chapter's covers for selection in cover chooser.

* Chapter metadata detail on push

* Removed Card Detail modal

* All collections on push

* Removed some comments

* Updated bulk selection to use an observable rather than function calls so new on push strategy works

* collection detail now uses on push and scroller is placed on correct element

* Updated library recommended to on push. Ensure that when mark as read occurs, the appropriate streams are refreshed.

* Updated library detail to on push

* Update metadata fiter to onpush. Bugs found and reported to Project

* person badge on push

* Read more on push

* Updated tag badge to on push

* User login on push

* When initing side nav, don't call an authenticated api until we are sure a user is logged in

* Updated splash container to on push

* Dashboard on push

* Side nav slight refactor around some api calls

* Cleaned up series card on push to use same cdRef naming convention

* Updated Static Files to use caching

* Added width and height to logo image

* shortcuts modal on push

* reading lists on push

* Reading list detail on push

* draggable ordered list on push

* Refactored reading-list-detail to use a new item which drastically reduces renders on operations

* series format on push

* circular loader on push

* Badge Expander on push

* update notification modal on push

* drawer on push

* Edit Series Modal on push

* reset password on push

* review series modal on push

* series metadata detail on push

* theme manager on push

* confirm reset password on push

* register on push

* confirm migration email on push

* confirm email on push

* add email to account migration on push

* user preferences on push. Made global settings default open

* edit series relation on push

* Fixed an edge case bug for next chapter where if the current volume had a single chapter of 1 and the next volume had a chapter number of 0, it would say there are no more chapters.

* Updated infinite scroller with on push support

* Moved some animations over to typeahead, not integrated yet.

* Manga reader is now on push

* Reader settings on push

* refactored how we close the book

* Updated table of contents for on push

* Updated book reader for on push. Fixed a bug where table of contents wasn't showing current page anchor due to a scroll calulation bug

* Small code tweak

* Icon and title on push

* nav header on push

* grouped typeahead on push

* typeahead on push and added a new trackby identity function to allow even faster rendering of big lists

* pdf reader on push

* code cleanup

UI/Web/src/app/shared/_services/utility.service.ts

@@ -197,4 +197,35 @@ export class UtilityService {
     return [windowWidth, windowHeight];
   }
 
+  /**
+   * 
+   * @param data An array of objects
+   * @param keySelector A method to fetch a string from the object, which is used to classify the JumpKey
+   * @returns 
+   */
+  getJumpKeys(data :Array<any>, keySelector: (data: any) => string) {
+    const keys: {[key: string]: number} = {};
+    data.forEach(obj => {
+      let ch = keySelector(obj).charAt(0);
+      if (/\d|\#|!|%|@|\(|\)|\^|\*/g.test(ch)) {
+        ch = '#';
+      }
+      if (!keys.hasOwnProperty(ch)) {
+        keys[ch] = 0;
+      }
+      keys[ch] += 1;
+    });
+    return Object.keys(keys).map(k => {
+      return {
+        key: k,
+        size: keys[k],
+        title: k.toUpperCase()
+      }
+    }).sort((a, b) => {
+      if (a.key < b.key) return -1;
+      if (a.key > b.key) return 1;
+      return 0;
+    });
+  }
+
 }