Method componentDidUpdate

packages/amis/src/renderers/Log.tsx:184–220

(prevProps: LogProps)

  }

  componentDidUpdate(prevProps: LogProps) {
    if (this.autoScroll && this.logRef && this.logRef.current) {
      this.logRef.current.scrollTop = this.logRef.current.scrollHeight;
    }

    if (!this.props.source) {
      return;
    }

    const ret =
      typeof this.props.source === 'string'
        ? resolveVariableAndFilter(this.props.source, this.props.data, '| raw')
        : this.props.source;

    if (ret && isEffectiveApi(ret)) {
      // todo 如果原来的请求还在，应该先取消
      isApiOutdated(
        prevProps.source,
        this.props.source,
        prevProps.data,
        this.props.data
      ) && this.loadLogs();
    } else if (
      typeof ret === 'string' ||
      (Array.isArray(ret) && ret.every(item => typeof item === 'string'))
    ) {
      const prevRet = resolveVariableAndFilter(
        prevProps.source,
        prevProps.data,
        '| raw'
      );
      if (prevRet !== ret && ret) {
        this.clear();
        this.addLines(Array.isArray(ret) ? ret : [ret]);
      }
    }
  }

  // 如果向上滚动就停止自动滚动，除非滚到底部
  pauseOrResumeScrolling() {