#import <Foundation/Foundation.h>

@interface Utils : NSObject
#pragma 正则匹配手机号
+ (BOOL)checkTelNumber:(NSString *) telNumber;
#pragma 正则匹配用户密码6-18位数字和字母组合
+ (BOOL)checkPassword:(NSString *) password;
#pragma 正则匹配用户姓名,20位的中文或英文
+ (BOOL)checkUserName : (NSString *) userName;
#pragma 正则匹配用户身份证号
+ (BOOL)checkUserIdCard: (NSString *) idCard;
#pragma 正则匹员工号,12位的数字
+ (BOOL)checkEmployeeNumber : (NSString *) number;
#pragma 正则匹配URL
+ (BOOL)checkURL : (NSString *) url;
@end

#import "Utils.h"

@implementation Utils
#pragma 正则匹配手机号
+ (BOOL)checkTelNumber:(NSString *) telNumber
{
    NSString *pattern = @"^1+[3578]+\\d{9}";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:telNumber];
    return isMatch;
}


#pragma 正则匹配用户密码6-18位数字和字母组合
+ (BOOL)checkPassword:(NSString *) password
{
    NSString *pattern = @"^(?![0-9]+$)(?![a-zA-Z]+$)[a-zA-Z0-9]{6,18}";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:password];
    return isMatch;

}

#pragma 正则匹配用户姓名,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;

}


#pragma 正则匹配用户身份证号15或18位
+ (BOOL)checkUserIdCard: (NSString *) idCard
{
    NSString *pattern = @"(^[0-9]{15}$)|([0-9]{17}([0-9]|X)$)";
    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:idCard];
    return isMatch;
}

#pragma 正则匹员工号,12位的数字
+ (BOOL)checkEmployeeNumber : (NSString *) number
{
    NSString *pattern = @"^[0-9]{12}";

    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];
    BOOL isMatch = [pred evaluateWithObject:number];
    return isMatch;

}

#pragma 正则匹配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;

}

@end