use main emoji button for spoiler / CW field

src/components/post_status_form/post_status_form.js

@@ -213,7 +213,9 @@ const PostStatusForm = {
       preview: null,
       previewLoading: false,
       emojiInputShown: false,
-      idempotencyKey: ''
+      idempotencyKey: '',
+      activeEmojiInput: undefined,
+      activeTextInput: undefined
     }
   },
   computed: {
@@ -674,8 +676,19 @@ const PostStatusForm = {
       this.$refs['emoji-input'].resize()
     },
     showEmojiPicker () {
-      this.$refs['textarea'].focus()
-      this.$refs['emoji-input'].triggerShowPicker()
+      if (!this.activeEmojiInput || !this.activeTextInput)
+        this.focusStatusInput()
+
+      this.$refs[this.activeTextInput].focus()
+      this.$refs[this.activeEmojiInput].triggerShowPicker()
+    },
+    focusStatusInput() {
+      this.activeEmojiInput = 'emoji-input'
+      this.activeTextInput = 'textarea'
+    },
+    focusSubjectInput() {
+      this.activeEmojiInput = 'subject-emoji-input'
+      this.activeTextInput = 'subject-input'
     },
     clearError () {
       this.error = null

src/components/post_status_form/post_status_form.vue

@@ -118,13 +118,16 @@
           />
         </div>
         <EmojiInput
+          ref="subject-emoji-input"
           v-if="!disableSubject && (newStatus.spoilerText || alwaysShowSubject)"
           v-model="newStatus.spoilerText"
           enable-emoji-picker
+          hide-emoji-button
           :suggest="emojiSuggestor"
           class="form-control"
         >
           <input
+            ref="subject-input"
             v-model="newStatus.spoilerText"
             type="text"
             :placeholder="$t('post_status.content_warning')"
@@ -132,6 +135,7 @@
             size="1"
             class="form-post-subject"
             @input="onSubjectInput"
+            @focus="focusSubjectInput()"
           >
         </EmojiInput>
         <i18n-t
@@ -173,6 +177,7 @@
             @input="resize"
             @compositionupdate="resize"
             @paste="paste"
+            @focus="focusStatusInput()"
           />
           <p
             v-if="hasStatusLengthLimit"