Chore: Move conversationStats to a seperate module (#962)

* Chore: Move conversationStats to a seperate module

* Move toggleTyping to conversationTypingStatus

* Remove unused agentTyping flag

* Fix review comments

app/javascript/dashboard/store/modules/conversationStats.js

@@ -0,0 +1,53 @@
+import Vue from 'vue';
+import types from '../mutation-types';
+import ConversationApi from '../../api/inbox/conversation';
+
+const state = {
+  mineCount: 0,
+  unAssignedCount: 0,
+  allCount: 0,
+};
+
+export const getters = {
+  getStats: $state => $state,
+};
+
+export const actions = {
+  get: async ({ commit }, params) => {
+    try {
+      const response = await ConversationApi.meta(params);
+      const {
+        data: { meta },
+      } = response;
+      commit(types.SET_CONV_TAB_META, meta);
+    } catch (error) {
+      // Ignore error
+    }
+  },
+  set({ commit }, meta) {
+    commit(types.SET_CONV_TAB_META, meta);
+  },
+};
+
+export const mutations = {
+  [types.SET_CONV_TAB_META](
+    $state,
+    {
+      mine_count: mineCount,
+      unassigned_count: unAssignedCount,
+      all_count: allCount,
+    } = {}
+  ) {
+    Vue.set($state, 'mineCount', mineCount);
+    Vue.set($state, 'allCount', allCount);
+    Vue.set($state, 'unAssignedCount', unAssignedCount);
+  },
+};
+
+export default {
+  namespaced: true,
+  state,
+  getters,
+  actions,
+  mutations,
+};