pragma mark - 沙盒保存文件

+ (void)createDocumentFileName:(NSString *)fileName content:(NSDictionary *)contentDic
{
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *documentsDirectory = [paths objectAtIndex:0];
    NSString *directory = [[NSString alloc]initWithFormat:@"%@/%@",documentsDirectory,fileName];
    
    NSFileManager *fileManager = [NSFileManager defaultManager];
    // 创建目录
    if (![fileManager fileExistsAtPath:directory])
    {
        [fileManager createDirectoryAtPath:directory withIntermediateDirectories:YES attributes:nil error:nil];
    }
    
    NSString *filePath = [directory stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.plist",fileName]];
    
    NSLog(@"filePath %@",filePath);
    //写文件
    [contentDic writeToFile:filePath atomically:YES];
}

+ (NSDictionary *)getDocumentFileName:(NSString *)fileName
{
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *documentsDirectory = [paths objectAtIndex:0];
    NSString *directory = [[NSString alloc]initWithFormat:@"%@/%@",documentsDirectory,fileName];
    
    NSString *filePath = [directory stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.plist",fileName]];
    
    NSDictionary *resultDic = [NSDictionary dictionaryWithContentsOfFile:filePath];
    
    NSLog(@"resultdic.....%@",resultDic);
    return resultDic;
}

+ (void)deleteDocumentFileName:(NSString *)fileName
{
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *documentsDirectory = [paths objectAtIndex:0];
    NSString *directory = [[NSString alloc]initWithFormat:@"%@/%@",documentsDirectory,fileName];
    NSString *filePath = [directory stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.plist",fileName]];
    
    NSFileManager *fileManager = [NSFileManager defaultManager];
    [fileManager removeItemAtPath:filePath error:nil];
}