#import "UserInfo.h"

/**infoKeys是用来在userDefault里面存取数据的
 要求：避免重复。
 */
static NSArray *infoKeys;

static UserInfo *userInfo = nil;

void SaveObjectForKey(id object, NSString* key);

@implementation UserInfo


+(UserInfo *)shareInfo
{
    static dispatch_once_t onceToken ;
    dispatch_once(&onceToken, ^{
        userInfo = [[UserInfo alloc] init] ;
        
        infoKeys = @[@"isWelcomed",@"adPaths",@"isLogin",@"userDict",@"userSch"];
        
        NSUserDefaults* ud = [NSUserDefaults standardUserDefaults];
        for (NSString *key in infoKeys)
        {
            /**读取空字典不会导致崩溃
             */
            id obj = [ud objectForKey:key];
            if ([key isEqualToString:@"isLogin"]) {
                if (!obj) {
                    userInfo.isLogin = NO;
                }else{
                    userInfo.isLogin = [obj intValue] == 1 ? YES : NO;
                }
            }else{
                [userInfo setValue:obj forKey:key];
            }
        }
    }) ;
    return userInfo ;
}

-(void)setIsWelcomed:(NSString *)isWelcomed
{
    _isWelcomed = isWelcomed;
    SaveObjectForKey(isWelcomed, infoKeys[0]);
}

-(void)setAdPaths:(NSArray *)adPaths
{
    _adPaths = adPaths;
    SaveObjectForKey(adPaths, infoKeys[1]);
}
-(void)setIsLogin:(BOOL)isLogin
{
    _isLogin = isLogin;
    SaveObjectForKey([NSString stringWithFormat:@"%d",(int)isLogin], infoKeys[2]);
}
-(void)setUserDict:(NSDictionary *)userDict
{
    _userDict = userDict;
    SaveObjectForKey(userDict, infoKeys[3]);
    
}

-(void)setUserSch:(NSDictionary *)userSch
{
    _userSch = userSch;
    SaveObjectForKey(userSch, infoKeys[4]);
}

-(NSString*) sfzmhm
{
    return  _userDict[@"idcard"] ;
}

@end


void SaveObjectForKey(id object, NSString* key)
{
    NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
    if (!object) {
        if ([ud objectForKey:key]) {
            [ud removeObjectForKey:key];
        }
    }else{
        [ud setObject:object forKey:key];
    }
    [ud synchronize];
}