//檢查固定話

+ (BOOL)checkHomePhoneNumber:(NSString *) Number
{
//    @"^[0]\\d{2}-\\d{8}|^[0]\\d{3}-\\d{7}|^[0]\\d{2}\\d{8}|^[0]\\d{3}\\d{7}"
//    NSString *pattern = @"^[0]\\d{2}-\\d{8}|^[0]\\d{3}-\\d{7}|^[0]\\d{2}\\d{8}|^[0]\\d{3}\\d{7}|^[0]\\d{2}-\\d{9}|^[0]\\d{3}-\\d{8}|^[0]\\d{2}\\d{9}|^[0]\\d{3}\\d{8}";
    
    NSString *pattern = @"^(0[0-9]{2,3})?([2-9][0-9]{6,7})+(-[0-9]{1,4})?$";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:Number];
    return isMatch;
}

//6為數字密碼

+ (BOOL)checkSixNumber:(NSString *) SixNumber
{
    NSString *pattern = @"^[0-9]{6}";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:SixNumber];
    return isMatch;
}

//正則匹配手機號

+ (BOOL)checkTelNumber:(NSString *) telNumber
{
//    NSString *pattern = @"^1+[3578]+\\d{9}";
//    NSString *pattern = @"^1+[0123456789]+\\d{9}";
    
//    NSString *pattern = @"^[1][0123456789][0-9]{9}$";
    NSString *pattern = @"^1[3|4|5|7|8]+\\d{9}$";

//    ^1[3|4|5|7|8]\d{9}$
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:telNumber];
    return isMatch;
}

//正則匹配用戶密碼6-16位數字和字母組合

+ (BOOL)checkPassword:(NSString *) password
{
    NSString *pattern = @"[a-zA-Z0-9~`!@#$%^&*()-_=+\{}|:;\"'<>,./]{6,16}";
//    NSString *pattern = @"[a-zA-Z0-9]{6,16}";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:password];
    return isMatch;
    
}

//正則匹配用戶姓名,20位的中文或英文

+ (BOOL)checkUserName : (NSString *) userName
{
    NSString *pattern = @"^[a-zA-Z\u4E00-\u9FA5]{1,20}";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:userName];
    return isMatch;
    
}

//正則匹配用戶身份證號15或18位

+ (BOOL)checkUserIdCard: (NSString *) idCard
{
    //[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}([0-9Xx]
    // ([0-9]{15}$)|([0-9]{17}([0-9]|X))|([0-9]{17}([0-9]|x))
    NSString *pattern = @"^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}([0-9Xx])$";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:idCard];
    return isMatch;
}

#pragma 正則匹配用戶身份證號15或18位
+ (BOOL)isCorrect:(NSString *)IDNumber
{
    NSMutableArray *IDArray = [NSMutableArray array];
    for (int i = 0; i < 18; i++) {
        NSRange range = NSMakeRange(i, 1);
        NSString *subString = [IDNumber substringWithRange:range];
        [IDArray addObject:subString];
    }
    // 系數數組
    NSArray *coefficientArray = [NSArray arrayWithObjects:@"7", @"9", @"10", @"5", @"8", @"4", @"2", @"1", @"6", @"3", @"7", @"9", @"10", @"5", @"8", @"4", @"2", nil];
    // 余數數組
    NSArray *remainderArray = [NSArray arrayWithObjects:@"1", @"0", @"X", @"9", @"8", @"7", @"6", @"5", @"4", @"3", @"2", nil];
    int sum = 0;
    for (int i = 0; i < 17; i++) {
        int coefficient = [coefficientArray[i] intValue];
        int ID = [IDArray[i] intValue];
        sum += coefficient * ID;
    }
    NSString *str = remainderArray[(sum % 11)];
    NSString *string = [IDNumber substringFromIndex:17];
    if ([str isEqualToString:string]) {
        return YES;
    } else {
        return NO;
    }
}

//正則匹員工號,12位的數字

+ (BOOL)checkEmployeeNumber : (NSString *) number
{
    NSString *pattern = @"^[0-9]{12}";
    
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:number];
    return isMatch;
    
}

//正則匹配URL

+ (BOOL)checkURL : (NSString *) url
{
    NSString *pattern = @"^[0-9A-Za-z]{1,50}";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:url];
    return isMatch;
    
}

// 匹配正浮點數和整數

+ (BOOL)checkFloat : (NSString *) floatStr
{
    NSString *pattern = @"^[0-9]+([.]{0,1}[0-9]+){0,1}$";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:floatStr];
    return isMatch;
}

//匹配正整數

+ (BOOL)checkunsignedInt: (NSString *) floatStr
{
    NSString *pattern = @"^[0-9]{0,10}";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:floatStr];
    return isMatch;
}

// 匹配中文

+ (BOOL)checkChinese:(NSString *)chinese
{
    NSString *pattern = @"^[\\u2E80-\\uFE4F]+$";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:chinese];
    return isMatch;
}

//匹配金錢

+ (BOOL)checkMoney:(NSString *)money
{
    NSString *pattern = @"^(?!0+(?:\\.0+)?$)(?:[1-9]\\d*|0)(?:\\.\\d{1,2})?$";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:money];
    return isMatch;
}

// 匹配郵箱

+ (BOOL)isValidateEmail:(NSString *)email
{
    NSString *emailRegex = @"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";
    NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES%@",emailRegex];
    return [emailTest evaluateWithObject:email];
}