Move src to dashboard (#152)

app/javascript/dashboard/mixins/conversations.js

@@ -0,0 +1,28 @@
+/* eslint no-console: 0 */
+/* eslint no-undef: "error" */
+/* eslint no-unused-expressions: ["error", { "allowShortCircuit": true }] */
+
+export default {
+  methods: {
+    lastMessage(m) {
+      return m.messages.last();
+    },
+    unreadMessagesCount(m) {
+      return m.messages.filter(
+        chat =>
+          chat.created_at * 1000 > m.agent_last_seen_at * 1000 &&
+          (chat.message_type === 0 && chat.private !== true)
+      ).length;
+    },
+    readMessages(m) {
+      return m.messages.filter(
+        chat => chat.created_at * 1000 <= m.agent_last_seen_at * 1000
+      );
+    },
+    unReadMessages(m) {
+      return m.messages.filter(
+        chat => chat.created_at * 1000 > m.agent_last_seen_at * 1000
+      );
+    },
+  },
+};