/**
 * 格式化日期
 * @param {(Object|string|number)} time
 * @param {string} cFormat
 * @returns {string}
 */
export function formatDate(time: any, cFormat?: any) {
  if (arguments.length === 0) {
    return null;
  }
  const format = cFormat || '{y}-{m}-{d}';
  let date;
  if (typeof time === 'object') {
    date = time;
  } else {
    if (typeof time === 'string' && /^[0-9]+$/.test(time)) {
      time = parseInt(time);
    }
    if (typeof time === 'number' && time.toString().length === 10) {
      time = time * 1000;
    }
    date = new Date(time);
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  };
  const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result: any, key: any) => {
    let value = formatObj[key];
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') {
      return ['日', '一', '二', '三', '四', '五', '六'][value];
    }
    if (result.length > 0 && value < 10) {
      value = '0' + value;
    }
    return value || 0;
  });
  return time_str;
}

export function forTime(time: any) {
  if (time != '') {
    let year = time.substring(0, 4);
    let mon = time.substring(4, 6);
    let day = time.substring(6, 8);

    return year + '-' + mon + '-' + day;
  } else {
    return time;
  }
}