now it actually works

src/components/post_status_form/post_status_form.js

@@ -24,7 +24,7 @@ const PostStatusForm = {
     'replyTo',
     'repliedUser',
     'attentions',
-    'messageScope',
+    'copyMessageScope',
     'subject'
   ],
   components: {
@@ -46,6 +46,12 @@ const PostStatusForm = {
       statusText = buildMentionsString({ user: this.repliedUser, attentions: this.attentions }, currentUser)
     }
 
+    console.log(this.copyMessageScope)
+    const scope = (this.copyMessageScope && this.$store.state.config.copyScope || this.copyMessageScope === 'direct')
+          ? this.copyMessageScope
+          : this.$store.state.users.currentUser.default_scope
+
+    console.log(this)
     return {
       dropFiles: [],
       submitDisabled: false,
@@ -58,7 +64,7 @@ const PostStatusForm = {
         contentType: 'text/plain',
         nsfw: false,
         files: [],
-        visibility: this.messageScope || this.$store.state.users.currentUser.default_scope
+        visibility: scope
       },
       caret: 0
     }

src/components/settings/settings.vue

@@ -70,15 +70,15 @@
                   <select id="subjectLineBehavior" v-model="subjectLineBehaviorLocal">
                     <option value="email">
                       {{$t('settings.subject_line_email')}}
-                      {{subjectLineBehaviorLocal == 'email' ? $t('settings.instance_default_simple') : ''}}
+                      {{subjectLineBehaviorDefault == 'email' ? $t('settings.instance_default_simple') : ''}}
                     </option>
                     <option value="masto">
                       {{$t('settings.subject_line_mastodon')}}
-                      {{subjectLineBehaviorLocal == 'mastodon' ? $t('settings.instance_default_simple') : ''}}
+                      {{subjectLineBehaviorDefault == 'mastodon' ? $t('settings.instance_default_simple') : ''}}
                     </option>
                     <option value="noop">
                       {{$t('settings.subject_line_noop')}}
-                      {{subjectLineBehaviorLocal == 'noop' ? $t('settings.instance_default_simple') : ''}}
+                      {{subjectLineBehaviorDefault == 'noop' ? $t('settings.instance_default_simple') : ''}}
                     </option>
                   </select>
                   <i class="icon-down-open"/>

src/components/status/status.js

@@ -174,10 +174,16 @@ const Status = {
       return true
     },
     replySubject () {
-      if (this.status.summary && !this.status.summary.match(/^re[: ]/i)) {
-        return 're: '.concat(this.status.summary)
-      }
+      if (!this.status.summary) return '';
+      const behavior = this.$store.state.config.subjectLineBehavior
+      const startsWithRe = this.status.summary.match(/^re[: ]/i)
+      if (behavior !== 'noop' && startsWithRe || behavior === 'masto') {
         return this.status.summary
+      } else if (behavior === 'email') {
+        return 're: '.concat(this.status.summary)
+      } else if (behavior === 'noop') {
+        return ''
+      }
     },
     attachmentSize () {
       if ((this.$store.state.config.hideAttachments && !this.inConversation) ||

src/components/status/status.vue

@@ -106,7 +106,7 @@
       </div>
       <div class="container" v-if="replying">
         <div class="reply-left"/>
-        <post-status-form class="reply-body" :reply-to="status.id" :attentions="status.attentions" :repliedUser="status.user" :message-scope="status.visibility" :subject="replySubject" v-on:posted="toggleReplying"/>
+        <post-status-form class="reply-body" :reply-to="status.id" :attentions="status.attentions" :repliedUser="status.user" :copy-message-scope="status.visibility" :subject="replySubject" v-on:posted="toggleReplying"/>
       </div>
     </template>
   </div>

src/modules/instance.js

@@ -19,7 +19,7 @@ const defaultState = {
   formattingOptionsEnabled: false,
   collapseMessageWithSubject: false,
   disableChat: false,
-  scopeCopy: false,
+  scopeCopy: true,
   subjectLineBehavior: 'email',
 
   // Nasty stuff