//
//  NSUserDefaults+JXAdd.m
//  链之家
//
//  Created by 曾觉新 on 2017/11/16.
//  Copyright © 2017年 NetLoanHome. All rights reserved.
//

#import "NSUserDefaults+JXAdd.h"

@implementation NSUserDefaults (JXAdd)

+ (void)jx_setObject:(nullable id)obj forKey:(NSString *)key {
    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
    if (!obj) {
        [defaults removeObjectForKey:key];
        return;
    }
    if ([obj respondsToSelector:@selector(encodeWithCoder:)] == NO) {
        NSLog(@"Error save object to NSUserDefaults. Object must respond to encodeWithCoder: message");
        return;
    }
    
    NSError *error;
    NSData *encodedObject = [NSKeyedArchiver archivedDataWithRootObject:obj requiringSecureCoding:true error:&error];
//    NSLog(@"%@", error);
    [defaults setObject:encodedObject forKey:key];
    [defaults synchronize];
}
+ (nullable id)jx_objectForKey:(NSString *)key class:(Class)cls {
    
    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
    NSData *encodedObject = [defaults objectForKey:key];
    if (encodedObject && [encodedObject.class isSubclassOfClass:NSData.class]) {
        NSError *error;
        id obj = [NSKeyedUnarchiver unarchivedObjectOfClass:cls fromData:encodedObject error:&error];
//        NSLog(@"%@", error);
        return obj;
    } else {
        return nil;
    }
}


@end