feat: Rewrite conversations mixin to a helper (#9931)

app/javascript/dashboard/components/widgets/conversation/MessagesView.vue

@@ -13,9 +13,6 @@ import Banner from 'dashboard/components/ui/Banner.vue';
 import { mapGetters } from 'vuex';
 
 // mixins
-import conversationMixin, {
-  filterDuplicateSourceMessages,
-} from '../../../mixins/conversations';
 import inboxMixin, { INBOX_FEATURES } from 'shared/mixins/inboxMixin';
 import configMixin from 'shared/mixins/configMixin';
 import aiMixin from 'dashboard/mixins/aiMixin';
@@ -24,6 +21,11 @@ import aiMixin from 'dashboard/mixins/aiMixin';
 import { getTypingUsersText } from '../../../helper/commons';
 import { calculateScrollTop } from './helpers/scrollTopCalculationHelper';
 import { LocalStorage } from 'shared/helpers/localStorage';
+import {
+  filterDuplicateSourceMessages,
+  getReadMessages,
+  getUnreadMessages,
+} from 'dashboard/helper/conversationHelper';
 
 // constants
 import { BUS_EVENTS } from 'shared/constants/busEvents';
@@ -38,7 +40,7 @@ export default {
     Banner,
     ConversationLabelSuggestion,
   },
-  mixins: [conversationMixin, inboxMixin, configMixin, aiMixin],
+  mixins: [inboxMixin, configMixin, aiMixin],
   props: {
     isContactPanelOpen: {
       type: Boolean,
@@ -138,14 +140,14 @@ export default {
       }
       return messages;
     },
-    getReadMessages() {
-      return this.readMessages(
+    readMessages() {
+      return getReadMessages(
         this.getMessages,
         this.currentChat.agent_last_seen_at
       );
     },
-    getUnReadMessages() {
-      return this.unReadMessages(
+    unReadMessages() {
+      return getUnreadMessages(
         this.getMessages,
         this.currentChat.agent_last_seen_at
       );
@@ -468,7 +470,7 @@ export default {
         </li>
       </transition>
       <Message
-        v-for="message in getReadMessages"
+        v-for="message in readMessages"
         :key="message.id"
         class="message--read ph-no-capture"
         data-clarity-mask="True"
@@ -493,7 +495,7 @@ export default {
         </span>
       </li>
       <Message
-        v-for="message in getUnReadMessages"
+        v-for="message in unReadMessages"
         :key="message.id"
         class="message--unread ph-no-capture"
         data-clarity-mask="True"