//
//  customDownloadOperation.m
//  Private-X
//
//  Created by xd h on 2024/7/1.
//

#import "customDownloadOperation.h"
#import "customDownloadCacheManager.h"
#import "NSURLSession+customDownloadTask.h"

static NSString *downloadOperationType;

@interface customDownloadOperation ()
//@property(nonatomic,copy)NSString *downloadType;
@end

@implementation customDownloadOperation

- (instancetype)initWith:(NSString *)url session:(NSURLSession *)session{
    
    if (self = [super init]) {
        _url = url;
        // 初始化下载信息
        // 拼接后缀名
        NSString *urlFileName = [url lastPathComponent];
        NSString * decodeUrlFileName= [urlFileName stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
        self.fileName = decodeUrlFileName;
        
        if(downloadOperationType && [downloadOperationType isEqualToString:@"audioPlayCache"]){
            
            NSString* fileFullDir = [[audioPlayListManager shareManager] getAudioCacheFullPathBy:self.fileName];
            // 设置下载路径
            self.fullPath = fileFullDir;
            downloadOperationType = @"";
        }
        else{
            NSString* fileFullDir = [customDownloadCacheManager getFullDirector];
            // 创建文件储存路径
            if (![[NSFileManager defaultManager] fileExistsAtPath:fileFullDir]) {
                [[NSFileManager defaultManager] createDirectoryAtPath:fileFullDir withIntermediateDirectories:YES attributes:nil error:nil];
            }
            // 设置下载路径
            self.fullPath = [fileFullDir stringByAppendingPathComponent:self.fileName];
        }
        
        
        _currentSize = [customDownloadCacheManager getFileSizeWithURL:url];
        
        // 偏好设置里面存储总数据
        //_totalSize = 0;
        
        _timeStamp = [iTools getNowTimeStamp];
        // 校验
        if (self.currentSize == self.totalSize && self.totalSize != 0) {
            return nil;
        }
    
        
        _downloadState = customDownloadStateDoing;
        
        _session = session;
        _dataTask = [_session custom_downloadDataTaskWithURLString:url startSize:_currentSize];
    }
    return _dataTask ? self : nil;
}

- (instancetype)initWith:(NSString *)url session:(NSURLSession *)session withType:(NSString*)downloadType
{
    downloadOperationType = downloadType;
    return [[customDownloadOperation alloc] initWith:url session:session];
}

#pragma mark - setups


#pragma mark - get download info
// 构造回调信息
- (NSDictionary *)downLoadInfoWithFinished:(BOOL)finished {
    return  @{
                    @"url" : self.url,
               @"fileName" : self.fileName,
               @"fullPath" : self.fullPath,
            @"currentSize" : @(self.currentSize),
              @"totalSize" : @(self.totalSize),
               @"fileType" : @(self.fileType),
              @"timeStamp" : @(self.timeStamp),
          @"downloadState" : @(self.downloadState),
             @"isFinished" : @(finished)
            };
}
@end