NSObject+LocalStorage

By
//  NSObject+LocalStorage.h
//  Created by Avneesh.minocha on 19/05/15.


#import

typedef NS_ENUM(NSUInteger, kModalType) {
    kTypeLogin = 1,
};


@interface NSObject (LocalStorage)
/**
 *  This method is use to save any modal in local storage
 *
 *  @param type name of modal in a form of enum.
 */
- (void)saveLocally:(kModalType)type;
/**
 *  This method is use to fetch any modal from local storage
 *
 *  @param type name of modal in a form of enum.
 *
 *  @return modal object
 */
- (instancetype)fetchLocally:(kModalType)type;
/**
 *  This method is use to delete any modal from local storage
 *
 *  @param type name of modal in a form of enum.
 */
-(void)removeAllinLocal:(kModalType)type;

@end



//NSObject+FFLocalStorage.m
//  Created by Avneesh.minocha on 19/05/15.

#import "NSObject+LocalStorage.h"

@implementation NSObject (LocalStorage)

-(NSString *)keybykModalType:(kModalType)type
{
    NSString *key = @"";
    switch (type) {
        case kModalTypeLogin:
            key = @"kTypeLogin";
            break;
        default:
            break;
    }
    return key;
}
-(void)removeAllinLocal:(kModalType)type
{
    [self removeallData:type];
}
- (void)saveLocally:(kModalType)type
{
    NSData *archivedData = [NSKeyedArchiver archivedDataWithRootObject:self];
    [[NSUserDefaults standardUserDefaults] setObject:archivedData forKey:[self keybykModalType:type]];
    [[NSUserDefaults standardUserDefaults] synchronize];
}
- (instancetype)fetchLocally:(kModalType)type
{
    NSData *archivedData = [[NSUserDefaults standardUserDefaults] objectForKey:[self keybykModalType:type]];
    return [NSKeyedUnarchiver unarchiveObjectWithData:archivedData];
}
-(void)removeallData:(kModalType)type
{
    [[NSUserDefaults standardUserDefaults] removeObjectForKey:[self keybykModalType:type]];
}

//How to use

//call on any model object to save the object value in persistent memory
[loginResponse saveLocally:kModalTypeLogin];

Comments

Post a Comment