Like

1. Feature Overview

聊天室模块(chat) provides Like feature APIs for developers to integrate the like functionality.

2. Usage - Methods

2.1 Get Real-time Like Count

After receiving a user like event, this method can be used to obtain the real-time like count. Monitor like count changes via the ChatEvents.ChatLikeCountChange event.

API Method: getRealtimeLikes(): number

Example:

const realtimeLikes = watchCore.chat.getRealtimeLikes();
console.log('实时点赞数：', realtimeLikes);

2.2 Send Like Count

API Method: sendLike(times: number): Promise<number>

Parameter Description:

• times: Like count, type number, required

Return Value Description: Type Promise<number>

// 当前点赞数
let currentRealtimeLikes = 0;
// 待发送的点赞数
let waitSendLikes = 0;

/** 处理点击点赞按钮 */
function onClickLikeButton() {
  currentRealtimeLikes++;
  waitSendLikes++;
}

/** 将待发送的点赞数发送到服务端 */
async function toSendLike() {
  if (!waitSendLikes) {
    return;
  }

  try {
    const realtimeLikes = await watchCore.chat.sendLike(waitSendLikes);
    currentRealtimeLikes = realtimeLikes;
  } finally {
    // 清空待点赞数
    waitSendLikes = 0;
  }
}

// 每 5 秒中发送一次点赞，避免频繁请求
window.setInterval(() => {
  toSendLike();
}, 5000);

document.querySelector('.like-button').addEventListener('click', onClickLikeButton);

3. Usage - Events

3.1 Like Count Change Event

Description: Monitor the like count change event through this event, and update the like count display on the page after the callback.

Event: ChatEvents.ChatLikeCountChange

Callback Parameters: Object object, detailed type description as follows

Example:

watchCore.chat.eventEmitter.on(ChatEvents.ChatLikeCountChange, (data) => {
  console.log('实时点赞数：', data.realtimeLikes);
});

3.2 Like Event

Description: Monitor user like events through this event.

Event: ChatEvents.ChatLike

Callback Parameters: Object object, detailed type description as follows

Example:

watchCore.chat.eventEmitter.on(ChatEvents.ChatLike, (data) => {
  console.log('实时点赞数：', data.realtimeLikes);
  console.log('该观众的点赞次数', data.count);
  console.log('点赞的观众 id', data.userId);
  console.log('点赞的观众昵称', data.nick);
});