Custom Theme Support (#1077)

* Started the migration to bootstrap 5. Introduced a breakpoint system that bootstrap reflects for our screens.

* sr only migrated

* mr/ml -> me/ms

* pl/pr -> ps/pe

* btn-block

* removed input-group-append

* Added form-label to all labels

* Added some style overrides for inputs

* Replaced form-group with mb-3

* Ignore journal files

* Update media to d-flex/flex-grow-1

* Fixed reading list detail page

* For develop builds, don't inline critical styles

* Fixed some downstream security issues

* Fixed a layout issue in series detail

* Fixed issue with btn-light not having background color. Updated layout for series detail metadata

* Cleaned up nav search

* Laid out the organization for custom theme components. Update _inputs.scss with variable overrides and depending on theme, it will just work.

* Lots of theming work

* Added inputs to the theme page

* Login and input placeholder changes

- Fixed login screen centering issue on all devices
- Changed the format of the login screen
- Change the input placeholder color

* Added checkbox styles

* Refactored tagbadges and removed some ngdeep selectors

* Added nav bar component and refactored some styles into event widget

* Cleaned nav events again and made dedicated popover body

* Finished pagination component

* Fixed up some styles with buttons

* refactored dropdown component

* Update accordion component

* Refactored breadcrumbs and rating star. Fixed a missing style for cards

* Fixed some styling issues on person badge, added modal component, and some global styles

* Finished moving everything within dark to component files

* Fixed up filter buttons, move card styles into a component theme, fixed slider style

* Refactored library card and grouped typeahead

* Updated normal typeahead component and reduced amount of ngdeep selector

* Refactored grid breakpoints to be available by css variable, but it's hardcoded into the app

* Ensure breakpoints are defined per theme

* Fixed up some styling overrides and customization for nav links and alt button

* Removed some deep styles, moved css out of splash container and brough back labels for login page

* Finished css variable refactor

* Refactored all the theme variable definitions into files for each theme.

* Added back bootstrap overrides

* Added a note about bootstrap theme colors being not-possible to swap out at runtime

* Cleaned up some dead code

* Implemented the ability to set a custom theme on the site. Cleaned up misc code throughout.

* Additional changes

- Fixed nav where "kavita" was not hiding correctly on small viewports
- Fixed search bar to make the behavior more consistent
- Fixed accordion buttons
- Changed accordion buttons to be more responsive
- Added radio button colors
- Fixed radios on theme test page
- Changed login and reset password card layouts to be more consistent.
- Added primary color shade for when darker shading is needed.

* Built a basic site, allow the user to apply different themes, refactored nav service code out.

* Implemented the ability update a user's theme

* Added unit tests for Scan and Get Content in SiteThemeService.

* Fixed a bug in the login code and Pref code which wasn't joining on SiteTheme table. Wrote Unit tests and the UI component to manage current theme.

* Implemented scan so that it manages custom themes with unit tests

* Component updates

- Repositioning style ordering
- Adding indicator override
- Adding select styles

* SignlaR integration, some fixes when creating custom entities, one single migration. Just login functionality left.

* More ui updated

- Added .no-hover to prevent hover on elements where not needed
- Changed all selects I could find to appropriate class
- Changed up nav tabs to work more like bootstrap tabs than pills
- Added padding to top of some containers to make styles consistent
- Added ability to change navbar fontawesome icon colors
- removed some unecessary inline styling
- Changed radio button to appropriate class
- Toned down primate color, a bit too bright for dark theme.
- Added ability to change button fontawesome icon color

* nav-tab fix for series-detail

* Added themes folder to gitignore

* Adding card overlay

* Fixing up light theme

* Everything is done. Only bug is that color-scheme isn't being set properly from css variable.

* Checkboxes have pointer by default. Confirm/Confirm email use default (dark) theme by default

* Fixed an error where color-scheme wasn't reflecting correctly on themes on first load

* Fixed user preferences not available on login

* Changing dual radios to switches and color tweaks

* disabled primary APCA fix

* button APCA fixes

* Fixed some timing issues with first load and image service

* Fixed swiper issues from upgrade

* Changed themes to be scss files again and adjusted Seed code

* Migrated carousel to css variables. Fixed a broken animation for search.

* Cleaned up some backend smells

* Fixed white border outline on nav tabs, added some variables for header

* Nav bar has been css variable-ified

* Added some basic eink stuff to make the app useable

Co-authored-by: Robbie Davis <robbie@therobbiedavis.com>

UI/Web/src/app/nav-header/nav-header.component.scss

@@ -1,24 +1,21 @@
-@import '~bootstrap/scss/mixins/_breakpoints.scss';
-
-$primary-color: white;
-$bg-color: rgb(22, 27, 34);
 
 .btn:focus, .btn:hover {
-    box-shadow: 0 0 0 0.1rem rgba(255, 255, 255, 1);
+    box-shadow: 0 0 0 0.1rem var(--navbar-btn-hover-outline-color);
 }
 
 .navbar {
-    background-color: $bg-color;
+    background-color: var(--navbar-bg-color);
 }
 
 /* small devices (phones, 650px and down) */
-@media only screen and (max-width:650px) { //370
+@media only screen and (max-width:650px) {
     .navbar-nav {
         width: 0;
     }
 }
 
 // On Really small screens, hide the server settings wheel and show it in nav
+// TODO: Look into doing this with bootstrap 5 (and moving to _utilities.scss)
 .xs-only {
     display: none;
 }
@@ -39,7 +36,7 @@ $bg-color: rgb(22, 27, 34);
 }
 
 .navbar-brand {
-    font-family: "Spartan", sans-serif;
+    font-family: var(--brand-font-family);
     font-weight: bold;
 
     .logo {
@@ -54,7 +51,7 @@ $bg-color: rgb(22, 27, 34);
 
 .focus-visible:focus {
     visibility: visible;
-    color: white;
+    color:  var(--nav-header-text-color);
 }
 
 .ng-autocomplete {
@@ -62,7 +59,7 @@ $bg-color: rgb(22, 27, 34);
 }
 
 .primary-text {
-    color: $primary-color;
+    color:  var(--nav-header-text-color);
     border: none;
 }
 
@@ -75,27 +72,12 @@ $bg-color: rgb(22, 27, 34);
     width: 100%;
 }
 
-@media (min-width: 576px) {
+@media (min-width: var(--grid-breakpoints-sm)) {
     .form-inline .form-group {
         width: 100%;
     }
 }
 
-@include media-breakpoint-down(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px)) {
-    .ng-autocomplete {
-        width: 100%; // 232px
-    }
-}
-
 .scroll-to-top:hover {
     animation: MoveUpDown 1s linear infinite;
 }
-
-@keyframes MoveUpDown {
-    0%, 100% {
-      transform: translateY(0);
-    }
-    50% {
-      transform: translateY(-10px);
-    }
-}