Фронтенд для сервиса (#5)

Co-authored-by: gorbenko.pavel <gorbenko.pavel@tansu.kz>
Reviewed-on: http://git.tnsu.kz/gorbenko.pavel/tnsu-approval-route/pulls/5

frontend/src/webparts/approvalAdmin/components/ui/SearchableSelect.module.scss

@@ -0,0 +1,133 @@
+@import '../../../../styles/design-tokens';
+
+.root {
+  position: relative;
+  width: 100%;
+}
+
+.trigger {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  justify-content: space-between;
+  width: 100%;
+  box-sizing: border-box;
+  padding: 11px 13px;
+  border: 1px solid $gray-300;
+  border-radius: $r-sm;
+  background: #fff;
+  font-family: $font-sans;
+  font-size: 13.5px;
+  color: $gray-900;
+  cursor: pointer;
+  text-align: left;
+  transition: .18s;
+
+  @include input-focus-gold;
+
+  &:disabled { background: $gray-50; color: $gray-400; cursor: not-allowed; }
+  &.open { border-color: $gold-500; box-shadow: 0 0 0 3px rgba(212,160,30,.12); }
+}
+
+.value {
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.placeholder { color: $gray-400; }
+
+.chevron { color: $gray-400; flex-shrink: 0; }
+
+.menu {
+  position: absolute;
+  top: calc(100% + 6px);
+  left: 0;
+  right: 0;
+  background: #fff;
+  border-radius: $r-md;
+  box-shadow: $sh-modal;
+  border: 1px solid $gray-200;
+  padding: 6px;
+  z-index: 400;
+  max-height: 320px;
+  display: flex;
+  flex-direction: column;
+}
+
+.search {
+  padding: 9px 12px;
+  border: 0;
+  border-bottom: 1px solid $gray-200;
+  width: 100%;
+  box-sizing: border-box;
+  font-family: $font-sans;
+  font-size: 13.5px;
+  outline: 0;
+  margin-bottom: 6px;
+  flex-shrink: 0;
+
+  &::placeholder { color: $gray-400; }
+}
+
+.list {
+  overflow-y: auto;
+  flex: 1;
+}
+
+.item {
+  padding: 9px 12px;
+  border-radius: $r-sm;
+  cursor: pointer;
+  font-size: 13.5px;
+  color: $gray-700;
+  transition: .1s;
+  display: block;
+  width: 100%;
+  box-sizing: border-box;
+  text-align: left;
+  border: 0;
+  background: transparent;
+  font-family: $font-sans;
+
+  &:hover, &.active { background: $gold-50; color: $navy-900; }
+  &.selected { font-weight: 600; color: $navy-900; }
+}
+
+.itemSub {
+  display: block;
+  font-size: 11px;
+  color: $gray-400;
+  margin-top: 2px;
+}
+
+.empty {
+  padding: 16px 12px;
+  text-align: center;
+  color: $gray-400;
+  font-size: 12.5px;
+}
+
+.errorText {
+  padding: 10px 12px;
+  color: $red-500;
+  font-size: 12px;
+  text-align: center;
+}
+
+.sentinel {
+  height: 30px;
+  flex-shrink: 0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  color: $gray-400;
+  font-size: 11.5px;
+}
+
+.clear {
+  margin-top: 6px;
+  padding-top: 6px;
+  border-top: 1px solid $gray-100;
+  flex-shrink: 0;
+}