tencent cloud

chat.setGroupCounters(options);

// Set the values of counters `key1` and `key2` to 0.
let promise = tim.setGroupCounters({
  groupID: 'group1',
  counters: { key1: 0, key2: 0 }
});
promise.then(function(imResponse) { // Set successfully.
  console.log(imResponse.data.counters); // Group attributes set successfully.
}).catch(function(imError) { // Setting failed.
  console.warn('setGroupCounters error:', imError); // Error information.
});

chat.increaseGroupCounter(options);

// Assume that the value of counter `key1` is 8.
// After you call the `increaseGroupCounter` API to pass in an increment value of 2
// the value of `key1` becomes 10.
let promise = chat.increaseGroupCounter({
  groupID: 'group1',
  key: 'key1',
  value: 2,
});
promise.then(function(imResponse) { // Group counter increased successfully.
  console.log(imResponse.data);
  const { groupID, key, value } = imResponse.data;
}).catch(function(imError) { // Failed to increase the group counter.
  console.warn('increaseGroupCounter error:', imError);
});

chat.decreaseGroupCounter(options);

// Assume that the value of counter `key1` is 8.
// After you call the `decreaseGroupCounter` API to pass in a decrement value of 2
// the value of `key1` becomes 6.
let promise = chat.decreaseGroupCounter({
  groupID: 'group1',
  key: 'key1',
  value: 2
});
promise.then(function(imResponse) { // Group counter decreased successfully.
  console.log(imResponse.data);
  const { groupID, key, value } = imResponse.data;
}).catch(function(imError) { // Setting failed.
  console.warn('decreaseGroupCounter error:', imError);
});

chat.getGroupCounter(options);

// Get the values of counters `key1` and `key2`.
let promise = chat.getGroupCounters({
  groupID: 'group1',
  keyList: ['key1', 'key2']
});
promise.then(function(imResponse) { // Got successfully.
  console.log(imResponse.data.counters);
}).catch(function(imError){
  console.warn('getGroupCounters error:', imError); // Error information.
});

// Get the values of all counters in a group.
let promise = chat.getGroupCounters({
  groupID: 'group1'
});
promise.then(function(imResponse) { // Got successfully.
  console.log(imResponse.data.counters);
}).catch(function(imError){
  console.warn('getGroupCounters error:', imError); // Error information.
});

let onGroupCounterUpdated = function(event) {
  const { groupID, key, value } = event.data;
  // groupID - Group ID.
  // key - Group counter key.
  // value - Value of the group counter key.
};
chat.on(TencentCloudChat.EVENT.GROUP_COUNTER_UPDATED, onGroupCounterUpdated);