var week = ['日', '一', '二', '三', '四', '五', '六']

// 判断手机号
function IsTelPhoneNumber(Tel){
    if(!(/^1\d{10}$/.test(Tel))){ 
        
        return false; 
    } 
    return true
}

// 计算孕周
function calculateGestationalWeeks(time){
    if(time == 0){
        return 0
    }
    var current = new Date()
    return parseInt((current.getTime() - time) / (60 * 60 * 24 * 7 * 1000))
}

// 计算孕周-天
function calculateGestationalWeekDay(time){
    if(time == 0){
        return 0
    }
    var current = new Date()
    return parseInt((current.getTime() - time) / (60 * 60 * 24 * 1000)) % 7
}

// 计算2天的时间间隔
function calculateTimeInterval(before,later){
    
    var laterDate = new Date(later)
    var beforeDate = new Date(before)
    // 去掉多余的时分秒
    laterDate = new Date(laterDate.getFullYear(),laterDate.getMonth(),laterDate.getDate())
    beforeDate = new Date(beforeDate.getFullYear(), beforeDate.getMonth(), beforeDate.getDate())
    var timestamp = laterDate.getTime() - beforeDate.getTime()
    return parseInt(timestamp / (60 * 60 * 24 * 1000))
}

// 获取危机颜色值  传入危急值
function getRiskColorWithLevel(level){
    // 健康 轻度 中度 重度 严重
    var color = ''
    if(level&8){
        return '#d888d3'
    }
    if(level&4){
        return '#f67a65'
    }
    if(level&1){
        return '#ff975f'
    }
    if(level&2){
        return '#ffc55f'
    }
    if(level&16){
        return '#4ec18f'
    }
    return ''
}

// 首页获取危机颜色值与图片  传入危急值
function healthRating_getRiskInfo(highRisk){
    var level = parseInt(highRisk)
    var highRiskLevel = [// 高危等级颜色
      {name:'重度风险',
      color:'page3_-image_zhongdu_r_n@3x.png'},{name:'中度风险',
      color:'page3_-image_zhongdu_o_n@3x.png'},{name:'轻度风险',
      color:'page3_-image_qingdu_y_n@3x.png'},{name:'严重风险',
      color:'page3_-image_yanzhong_p_n@3x.png'},{name:'健康',
      color:'page3_-image_jiankang_g_n@3x.png'}]
    // 健康 轻度 中度 重度 严重 
    if(level&8){
        return highRiskLevel[3]
    }
    if(level&4){
        return highRiskLevel[0]
    }
    if(level&1){
        return highRiskLevel[1]
    }
    if(level&2){
        return highRiskLevel[2]
    }
    if(level&16){
        return highRiskLevel[4]
    }
    return highRiskLevel[4]
}

function home_getRiskInfo(level){
    var color = [{image:'../../source/imageSource/page1_yunqi_green_Image@3x.png',color:'#43bf67'},{image:'../../source/imageSource/page1_yunqi_yellow_Image_n@3x.png',color:'#ffb42e'},{image:'../../source/imageSource/page1_yunqi_orange_Image_n@3x.png',color:'#ff7f29'},{image:'../../source/imageSource/page1_yunqi_red_Image_n@3x.png',color:'#ff6969'},{image:'../../source/imageSource/page1_yunqi_purple_Image_n@3x.png',color:'#c65dbc'}]
    // 健康 轻度 中度 重度 严重 
    if(level&8){
        return color[4]
    }
    if(level&4){
        return color[3]
    }
    if(level&1){
        return color[2]
    }
    if(level&2){
        return color[1]
    }
    if(level&16){
        return color[0]
    }
    return color[0]
}

function   DateAdd(interval,number,date)  
{  
/* 
  *   功能:实现Script的DateAdd功能. 
  *   参数:interval,字符串表达式，表示要添加的时间间隔. 
  *   参数:number,数值表达式，表示要添加的时间间隔的个数. 
  *   参数:date,时间对象. 
  *   返回:新的时间对象. 
  *   var   now   =   new   Date(); 
  *   var   newDate   =   DateAdd( "d ",5,now); 
  *---------------   DateAdd(interval,number,date)   ----------------- 
  */  
        switch(interval)  
        {  
                case   "y "   :   {  
                        date.setFullYear(date.getFullYear()+number);  
                        return   date;  
                        break;  
                }  
                case   "q "   :   {  
                        date.setMonth(date.getMonth()+number*3);  
                        return   date;  
                        break;  
                }  
                case   "m "   :   {  
                        date.setMonth(date.getMonth()+number);  
                        return   date;  
                        break;  
                }  
                case   "w "   :   {  
                        date.setDate(date.getDate()+number*7);  
                        return   date;  
                        break;  
                }  
                case   "d "   :   {  
                        date.setDate(date.getDate()+number);  
                        return   date;  
                        break;  
                }  
                case   "h "   :   {  
                        date.setHours(date.getHours()+number);  
                        return   date;  
                        break;  
                }  
                case   "m "   :   {  
                        date.setMinutes(date.getMinutes()+number);  
                        return   date;  
                        break;  
                }  
                case   "s "   :   {  
                        date.setSeconds(date.getSeconds()+number);  
                        return   date;  
                        break;  
                }  
                default   :   {  
                        date.setDate(date.getDate()+number);  
                        return   date;  
                        break;  
                }  
        }  
} 

function getMonthAllDayWithDate(date){
  //d.getMonth()+1代表下个月，月份索引从0开始，即当前月为6月时，getMonth()返回值为5，创建日期时同理
  //此处构造的日期为下个月的第0天，天数索引从1开始，第0天即代表上个月的最后一天
  var days = []
  var curMonthDays = new Date(date.getFullYear(), (date.getMonth() + 1), 0).getDate()
  for(var i = 1;i<=curMonthDays;i++){
    days.push(new Date(date.getFullYear(), date.getMonth(),i))
  }
  return days
}

// 保留一位小数
function toDecimal(x) {
  var f = parseFloat(x);
  if (isNaN(f)) {
    return;
  }
  f = Math.round(x * 100) / 100;
  return f;
}  

// 获取最近一周
function getLatestWeek() {
  var weekList = []
  var today = new Date()
  // 倒序
  for (var i = 6;i >= 0;i--){
    var day = new Date(today.getFullYear(), today.getMonth(), today.getDate() - i)
    var dayInfo = {}
    // dayInfo.year = day.getFullYear()
    // dayInfo.month = day.getMonth() + 1
    dayInfo.date = day.getDay()
    // if(dayInfo.date == 0){
    //   dayInfo.date = '日'
    // }
    if(i == 0){
      weekList.push('今天')
    } else {
      weekList.push('周' + week[dayInfo.date])
    }
  }
  return weekList;
}  

function getLatestMonth() {
  var list = []
  var today = new Date()
  // 倒序
  for (var i = 29; i >= 0; i--) {
    var day = new Date(today.getFullYear(), today.getMonth(), today.getDate() - i)
    var dayInfo = {}
    dayInfo.year = day.getFullYear()
    dayInfo.month = day.getMonth() + 1
    dayInfo.day = day.getDate()
    list.push(dayInfo)
  }
  return list;
}  

/**
        * 检查身份证合法
        * @param str_idCard sex为human man
        * @returns {boolean}
        */
function checkIdCard(str_idCard, sex) {
  str_idCard = str_idCard || String(this);
  var check = function () {
    var factorArr = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2, 1);
    var parityBit = new Array("1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2");
    var varArray = new Array();
    var lngProduct = 0;
    var intCheckDigit;
    var intStrLen = str_idCard.length;
    var idNumber = str_idCard;
    // initialize
    if ((intStrLen != 15) && (intStrLen != 18)) {
      return false;
    }
    // check and set value
    for (var i = 0; i < intStrLen; i++) {
      varArray[i] = idNumber.charAt(i);
      if ((varArray[i] < '0' || varArray[i] > '9') && (i != 17)) {
        return false;
      } else if (i < 17) {
        varArray[i] = varArray[i] * factorArr[i];
      }
    }

    if (intStrLen == 18) {
      var date8 = idNumber.substring(6, 14);

      if (!/^[0-9]{8}$/.test(date8)) {
        return false;
      }
      var year, month, day;
      year = date8.substring(0, 4);
      month = date8.substring(4, 6);
      day = date8.substring(6, 8);
      var iaMonthDays = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
      if (year < 1700 || year > 2500) return false;
      if (((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)) iaMonthDays[1] = 29;
      if (month < 1 || month > 12) return false;
      if (day < 1 || day > iaMonthDays[month - 1]) return false;

      // calculate the sum of the products
      for (i = 0; i < 17; i++) {
        lngProduct = lngProduct + varArray[i];
      }
      // calculate the check digit
      intCheckDigit = parityBit[lngProduct % 11];
      // check last digit
      if (varArray[17] != intCheckDigit) {
        return false;
      }
    }
    //length is 15
    else {
      var date6 = idNumber.substring(6, 12);

      if (!/^[0-9]{6}$/.test(date6)) {
        return false;
      }
      var month, day, year;
      year = date6.substring(0, 2);
      month = date6.substring(2, 4);
      day = date6.substring(4, 6);
      if (!/^\d{2}$/.test(year)) return false;
      if (month < 1 || month > 12) return false;
      if (day < 1 || day > 31) return false;
    }
    return true;
  }
  if (str_idCard && check(str_idCard)) {
    if (undefined != sex) {
      var sexStr = undefined, tmp = 0;
      if (15 == str_idCard.length) {
        tmp = str_idCard.substring(str_idCard.length - 1, str_idCard.length);
      } else if (18 == str_idCard.length) {
        tmp = str_idCard.substr(str_idCard.length - 2, 1);
      }
      if (0 == tmp % 2) {
        sexStr = 'woman';
      } else {
        sexStr = 'man';
      }

      if (sex != sexStr) return false;
    }
    return true;
  }
  return false;
}


/**
        * 检查身份证合法
        * @param str_idCard sex为human man
        * @returns {boolean}
        */
function checkIdCard(str_idCard, sex) {
  str_idCard = str_idCard || String(this);
  var check = function () {
    var factorArr = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2, 1);
    var parityBit = new Array("1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2");
    var varArray = new Array();
    var lngProduct = 0;
    var intCheckDigit;
    var intStrLen = str_idCard.length;
    var idNumber = str_idCard;
    // initialize
    if ((intStrLen != 15) && (intStrLen != 18)) {
      return false;
    }
    // check and set value
    for (var i = 0; i < intStrLen; i++) {
      varArray[i] = idNumber.charAt(i);
      if ((varArray[i] < '0' || varArray[i] > '9') && (i != 17)) {
        return false;
      } else if (i < 17) {
        varArray[i] = varArray[i] * factorArr[i];
      }
    }

    if (intStrLen == 18) {
      var date8 = idNumber.substring(6, 14);

      if (!/^[0-9]{8}$/.test(date8)) {
        return false;
      }
      var year, month, day;
      year = date8.substring(0, 4);
      month = date8.substring(4, 6);
      day = date8.substring(6, 8);
      var iaMonthDays = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
      if (year < 1700 || year > 2500) return false;
      if (((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)) iaMonthDays[1] = 29;
      if (month < 1 || month > 12) return false;
      if (day < 1 || day > iaMonthDays[month - 1]) return false;

      // calculate the sum of the products
      for (i = 0; i < 17; i++) {
        lngProduct = lngProduct + varArray[i];
      }
      // calculate the check digit
      intCheckDigit = parityBit[lngProduct % 11];
      // check last digit
      if (varArray[17] != intCheckDigit) {
        return false;
      }
    }
    //length is 15
    else {
      var date6 = idNumber.substring(6, 12);

      if (!/^[0-9]{6}$/.test(date6)) {
        return false;
      }
      var month, day, year;
      year = date6.substring(0, 2);
      month = date6.substring(2, 4);
      day = date6.substring(4, 6);
      if (!/^\d{2}$/.test(year)) return false;
      if (month < 1 || month > 12) return false;
      if (day < 1 || day > 31) return false;
    }
    return true;
  }
  if (str_idCard && check(str_idCard)) {
    if (undefined != sex) {
      var sexStr = undefined, tmp = 0;
      if (15 == str_idCard.length) {
        tmp = str_idCard.substring(str_idCard.length - 1, str_idCard.length);
      } else if (18 == str_idCard.length) {
        tmp = str_idCard.substr(str_idCard.length - 2, 1);
      }
      if (0 == tmp % 2) {
        sexStr = 'woman';
      } else {
        sexStr = 'man';
      }

      if (sex != sexStr) return false;
    }
    return true;
  }
  return false;
}


module.exports = {
  // 判断是不是手机号
 IsTelPhoneNumber : IsTelPhoneNumber,
 // 计算孕周
 calculateGestationalWeeks : calculateGestationalWeeks,
 // 计算时间间隔
 calculateTimeInterval : calculateTimeInterval,
 // 高危等级
 getRiskColorWithLevel : getRiskColorWithLevel,
 // 计算孕周余天
 calculateGestationalWeekDay : calculateGestationalWeekDay,
 home_getRiskInfo : home_getRiskInfo,
 
 healthRating_getRiskInfo : healthRating_getRiskInfo,
 DateAdd : DateAdd,
 // 保留一位小数
 toDecimal: toDecimal,
 getMonthAllDayWithDate: getMonthAllDayWithDate,
 getLatestWeek: getLatestWeek,
 getLatestMonth: getLatestMonth,
 checkIdCard: checkIdCard
}