<view class="title">rtc 组件</view>
<view class="rtc-container">
  <view>{{ error }}</view>
  <rtc-room tt:for="{{userIdList}}" tt:key="item.userId" id="{{ item.userId }}" class="rtc-item {{ item.class }}"
    userId="{{ item.userId }}" device-position="front" mode="{{ item.mode }}">
  </rtc-room>
</view>

Page({
    data: {
        ctx: null,
        userIdList: [],
        error: null,
    },
    onLoad() {
        this.data.ctx = tt.createRtcRoomContext({
            appId: this.data.appId,
        });
    },
});