#import "FileVersion.h"

#import "Coding_FileManager.h"

@interface FileVersion ()

@property (strong, nonatomic, readwrite) NSString *diskFileName;

@implementation FileVersion

- (NSString *)diskFileName{

if (!_diskFileName) {

_diskFileName = [NSString stringWithFormat:@"%@|||%@|||%@|%@", _name, _project_id.stringValue, self.storage_type, self.storage_key_for_disk];

}

return _diskFileName;

}

- (NSString *)storage_key_for_disk{

NSArray *fileNameCom = [_name componentsSeparatedByString:@"."];

NSMutableArray *storage_keyCom = [_storage_key componentsSeparatedByString:@"."].mutableCopy;

if (fileNameCom.count > 1 && storage_keyCom.count > 0 && ![fileNameCom.lastObject isEqualToString:storage_keyCom.lastObject]) {//_storage_key 后缀名与 fileNameCom 后缀名不同的情况

[storage_keyCom addObject:fileNameCom.lastObject];

return [storage_keyCom componentsJoinedByString:@"."];

}else{

return [_storage_key componentsSeparatedByString:@"/"].lastObject;//'group0/M00/00/01/fwAAAVsHsvqAOY8rABzvMF5h1Ck652.JPG'..诡异的前半截数据

}

}

- (NSString *)downloadPath{

return [NSString stringWithFormat:@"%@api/project/%@/files/histories/%@/download", [NSObject baseURLStr], _project_id, _history_id];

}

- (NSString *)toRemarkPath{

return [NSString stringWithFormat:@"api/project/%@/files/%@/histories/%@/remark", _project_id.stringValue, _file_id.stringValue, _history_id.stringValue];

}

- (NSString *)toDeletePath{

return [NSString stringWithFormat:@"api/project/%@/files/histories/%@", _project_id.stringValue, _history_id.stringValue];

}

- (DownloadState)downloadState{

DownloadState state = DownloadStateDefault;

if ([self diskFileUrl]) {

state = DownloadStateDownloaded;

}else{

Coding_DownloadTask *cDownloadTask = [self cDownloadTask];

if (cDownloadTask) {

if (cDownloadTask.task.state == NSURLSessionTaskStateRunning) {

state = DownloadStateDownloading;

}else if (cDownloadTask.task.state == NSURLSessionTaskStateSuspended) {

state = DownloadStatePausing;

}else{

[Coding_FileManager cancelCDownloadTaskForKey:self.storage_key];

}

}

}

return state;

}

- (Coding_DownloadTask *)cDownloadTask{

return [Coding_FileManager cDownloadTaskForKey:_storage_key];

}

- (NSURL *)diskFileUrl{

return [Coding_FileManager diskDownloadUrlForKey:self.storage_key] ?: [Coding_FileManager diskDownloadUrlForKey:self.storage_key_for_disk];

}