Add badges to status interacting buttons

Now, the following badges will be added:
0: (+) sign to reply, favourite, repeat, react and extra buttons
1: (-) sign to unfavourite and unrepeat
2: (x) sign to close reply form, close react popover, and close extra buttons popover
3: Check mark to favourited and repeated statuses

https://git.pleroma.social/pleroma/pleroma-fe/-/issues/1092

src/components/react_button/react_button.js

@@ -1,15 +1,21 @@
 import Popover from '../popover/popover.vue'
 import { library } from '@fortawesome/fontawesome-svg-core'
+import { faPlus, faTimes } from '@fortawesome/free-solid-svg-icons'
 import { faSmileBeam } from '@fortawesome/free-regular-svg-icons'
 import { trim } from 'lodash'
 
-library.add(faSmileBeam)
+library.add(
+  faPlus,
+  faTimes,
+  faSmileBeam
+)
 
 const ReactButton = {
   props: ['status'],
   data () {
     return {
-      filterWord: ''
+      filterWord: '',
+      expanded: false
     }
   },
   components: {
@@ -25,6 +31,13 @@ const ReactButton = {
       }
       close()
     },
+    onShow () {
+      this.expanded = true
+      this.focusInput()
+    },
+    onClose () {
+      this.expanded = false
+    },
     focusInput () {
       this.$nextTick(() => {
         const input = this.$el.querySelector('input')

src/components/react_button/react_button.vue

@@ -7,7 +7,8 @@
     :bound-to="{ x: 'container' }"
     remove-padding
     popover-class="ReactButton popover-default"
-    @show="focusInput"
+    @show="onShow"
+    @close="onClose"
   >
     <template #content="{close}">
       <div class="reaction-picker-filter">
@@ -46,10 +47,24 @@
         class="button-unstyled popover-trigger"
         :title="$t('tool_tip.add_reaction')"
       >
-        <FAIcon
-          class="fa-scale-110 fa-old-padding"
-          :icon="['far', 'smile-beam']"
-        />
+        <FALayers>
+          <FAIcon
+            class="fa-scale-110 fa-old-padding"
+            :icon="['far', 'smile-beam']"
+          />
+          <FAIcon
+            v-if="!expanded"
+            class="focus-marker"
+            transform="shrink-6 up-9 right-17"
+            icon="plus"
+          />
+          <FAIcon
+            v-else
+            class="focus-marker"
+            transform="shrink-6 up-9 right-17"
+            icon="times"
+          />
+        </FALayers>
       </span>
     </template>
   </Popover>
@@ -125,6 +140,16 @@
       color: $fallback--text;
       color: var(--text, $fallback--text);
     }
+
+    .focus-marker {
+      visibility: hidden;
+    }
+
+    &:hover, &:focus {
+      .focus-marker {
+        visibility: visible;
+      }
+    }
   }
 }