chat.createGroup(options);

// Create a topic-enabled community
let promise = chat.createGroup({
  type: TencentCloudChat.TYPES.GRP_COMMUNITY,
  name: 'WebSDK',
  isSupportTopic: true,
});
promise.then(function(imResponse) { // Created successfully
  console.log(imResponse.data.group); // Profile of the created group
}).catch(function(imError){
  console.warn('createGroup error:', imError); // Error information
});

chat.getJoinedCommunityList();

// Get the list of topic-enabled communities
let promise = chat.getJoinedCommunityList();
promise.then(function(imResponse) { // Got successfully
  console.log(imResponse.data.groupList); // List of topic-enabled communities
}).catch(function(imError) { // Getting failed
  console.warn('getJoinedCommunityList error:', imError); // Failure message
});

chat.createTopicInCommunity(options);

// Create a topic
let promise = chat.createTopicInCommunity({
  groupID: 'group1',
  topicName: 'test',
  avatar: 'xxx'
  notification: 'xxx',
  introduction: 'xxx',
  customData: 'xxxx',
});
promise.then(function(imResponse) { // Created successfully
  console.log(imResponse.data.topicID); // Topic ID
}).catch(function(imError) { // Creation failed
  console.warn('createTopicInCommunity error:', imError); // Failed to create the topic
});

chat.deleteTopicFromCommunity(options);

// Delete a specified topic under a community
let promise = chat.deleteTopicFromCommunity({
  groupID: 'group1',
  topicIDList: ['topicID']
});
promise.then(function(imResponse) { // Deleted successfully
  const { successTopicList, failureTopicList } = imResponse.data;
  // List of topics deleted successfully
  successTopicList.forEach((item) => {
     const { topicID } = item;
  });
  // List of topics failed to be deleted
  failureTopicList.forEach((item) => {
     const { topicID, code, message } = item;
  });
}).catch(function(imError) { // Deletion failed
  console.warn('deleteTopicFromCommunity error:', imError); // Failed to delete the topic
});

// dissolve the community and delete all topics of this community.
let promise = chat.dismissGroup('group1');
promise.then(function(imResponse) {
  console.log(imResponse.data.groupID);
}).catch(function(imError) {
  console.warn('dismissGroup error:', imError);
});

chat.updateTopicProfile(options);

// Update the topic profile
let promise = chat.updateTopicProfile({
  groupID: 'group1',
  topicID: 'topic1',
  topicName: 'test',
  avatar: 'xxx'
  notification: 'xxx',
  introduction: 'xxx',
  customData: 'xxxx',
  muteAllMembers: true
});
promise.then(function(imResponse) { // Topic profile set successfully
  console.log(imResponse.data.topic); // Modified topic profile
}).catch(function(imError) { // Failed to set the topic profile
  // Information on the failure in setting the topic profile
  console.warn('updateTopicProfile error:', imError);
});

chat.getTopicList(options);

// Get a specified topic
let promise = chat.getTopicList({
  groupID: 'group1',
  topicIDList: ['topicID'],
});
promise.then(function(imResponse) { // Got successfully
  const { successTopicList, failureTopicList } = imResponse.data;
  // List of topics got successfully
  successTopicList.forEach((item) => {
     const { topicID } = item;
  });
  // List of topics failed to be got
  failureTopicList.forEach((item) => {
     const { topicID, code, message } = item;
  })
}).catch(function(imError) { // Getting failed
  console.warn('getTopicList error:', imError); // Information on the failure in getting the topic list
});

// Get all the topics
let promise = chat.getTopicList({
  groupID: 'group1',
});
promise.then(function(imResponse) { // Got successfully
  const { successTopicList, failureTopicList } = imResponse.data;
  // List of topics got successfully
  successTopicList.forEach((item) => {
     const { topicID } = item;
  });
  // List of topics failed to be got
  failureTopicList.forEach((item) => {
     const { topicID, code, message } = item;
  })
}).catch(function(imError) { // Getting failed
  console.warn('getTopicList error:', imError); // Information on the failure in getting the topic list
});

let onTopicCreated = function(event) {
   const groupID = event.data.groupID // ID of the community to which the topic belongs
   const topicID = event.data.topicID // Topic ID
   console.log(event.data);
};
chat.on(TencentCloudChat.EVENT.TOPIC_CREATED, onTopicCreated);

let onTopicDeleted = function(event) {
   const groupID = event.data.groupID // ID of the community to which the topic belongs
   const topicIDList = event.data.topicIDList // List of deleted topic IDs
   console.log(event.data);
};
chat.on(TencentCloudChat.EVENT.TOPIC_DELETED, onTopicDeleted);

let onTopicUpdated = function(event) {
   const groupID = event.data.groupID // ID of the community to which the topic belongs
   const topic = event.data.topic // Topic profile
   console.log(event.data);
};
chat.on(TencentCloudChat.EVENT.TOPIC_UPDATED, onTopicUpdated);