// 返回单位
export const formatNumber = (num) => {
    if (num >= 100000000) {
        return (num / 100000000).toFixed(1) + "亿";
    } else if (num >= 10000 && num < 100000000) {
        return (num / 10000).toFixed(1) + "w";
    } else if (num >= 1000) {
        return (num / 1000).toFixed(1) + "k";
    } else {
        return num.toString();
    }
}

// 安卓苹果日期格式转换
export const dateConversion = (date) => {
	const systemInfo = uni.getSystemInfoSync();
	if (systemInfo.osName === 'ios') {
		return date.replace(/-/g, "/")
	} else {
		return date
	}
}

/**
 * 将手机号中间四位替换为*
 * @param {string} phone - 手机号
 * @returns {string} 格式化后的手机号
 */
export const formatPhoneStar = (phone) => {
  if (!phone) return ''
  
  // 移除非数字字符
  const cleaned = phone.replace(/\D/g, '')
  
  // 检查是否为11位手机号
  if (cleaned.length !== 11) {
    console.warn('手机号长度不正确')
    return phone // 或者返回 cleaned，根据需求
  }
  
  // 保留前3位和后4位，中间4位用*代替
  return cleaned.replace(/(\d{3})\d{4}(\d{4})/, '$1****$2')
}