Feature: Customise widget for bot conversations (#834)

* Feature: Customise widget for bot conversations

app/javascript/widget/store/modules/conversationAttributes.js

@@ -0,0 +1,49 @@
+import {
+  SET_CONVERSATION_ATTRIBUTES,
+  UPDATE_CONVERSATION_ATTRIBUTES,
+} from '../types';
+import { getConversationAPI } from '../../api/conversation';
+
+const state = {
+  id: '',
+  status: '',
+};
+
+export const getters = {
+  getConversationParams: $state => $state,
+};
+
+export const actions = {
+  get: async ({ commit }) => {
+    try {
+      const { data } = await getConversationAPI();
+      commit(SET_CONVERSATION_ATTRIBUTES, data);
+    } catch (error) {
+      // Ignore error
+    }
+  },
+  update({ commit }, data) {
+    commit(UPDATE_CONVERSATION_ATTRIBUTES, data);
+  },
+};
+
+export const mutations = {
+  [SET_CONVERSATION_ATTRIBUTES]($state, data) {
+    $state.id = data.id;
+    $state.status = data.status;
+  },
+  [UPDATE_CONVERSATION_ATTRIBUTES]($state, data) {
+    if (data.id === $state.id) {
+      $state.id = data.id;
+      $state.status = data.status;
+    }
+  },
+};
+
+export default {
+  namespaced: true,
+  state,
+  getters,
+  actions,
+  mutations,
+};