
#ifndef ISTEAMREMOTESTORAGE012_H
#define ISTEAMREMOTESTORAGE012_H
#ifdef STEAM_WIN32
#pragma once
#endif


//-----------------------------------------------------------------------------
// Purpose: Functions for accessing, reading and writing files stored remotely 
//			and cached locally
//-----------------------------------------------------------------------------
class ISteamRemoteStorage012
{
public:
		// NOTE
		//
		// Filenames are case-insensitive, and will be converted to lowercase automatically.
		// So "foo.bar" and "Foo.bar" are the same file, and if you write "Foo.bar" then
		// iterate the files, the filename returned will be "foo.bar".
		//

		// file operations
		virtual bool	FileWrite( const char *pchFile, const void *pvData, int32 cubData ) = 0;
		virtual int32	FileRead( const char *pchFile, void *pvData, int32 cubDataToRead ) = 0;
		virtual bool	FileForget( const char *pchFile ) = 0;
		virtual bool	FileDelete( const char *pchFile ) = 0;
		virtual SteamAPICall_t FileShare( const char *pchFile ) = 0;
		virtual bool	SetSyncPlatforms( const char *pchFile, ERemoteStoragePlatform eRemoteStoragePlatform ) = 0;

		// file operations that cause network IO
		virtual UGCFileWriteStreamHandle_t FileWriteStreamOpen( const char *pchFile ) = 0;
		virtual bool FileWriteStreamWriteChunk( UGCFileWriteStreamHandle_t writeHandle, const void *pvData, int32 cubData ) = 0;
		virtual bool FileWriteStreamClose( UGCFileWriteStreamHandle_t writeHandle ) = 0;
		virtual bool FileWriteStreamCancel( UGCFileWriteStreamHandle_t writeHandle ) = 0;

		// file information
		virtual bool	FileExists( const char *pchFile ) = 0;
		virtual bool	FilePersisted( const char *pchFile ) = 0;
		virtual int32	GetFileSize( const char *pchFile ) = 0;
		virtual int64	GetFileTimestamp( const char *pchFile ) = 0;
		virtual ERemoteStoragePlatform GetSyncPlatforms( const char *pchFile ) = 0;

		// iteration
		virtual int32 GetFileCount() = 0;
		virtual const char *GetFileNameAndSize( int iFile, int32 *pnFileSizeInBytes ) = 0;

		// configuration management
		virtual bool GetQuota( int32 *pnTotalBytes, int32 *puAvailableBytes ) = 0;
		virtual bool IsCloudEnabledForAccount() = 0;
		virtual bool IsCloudEnabledForApp() = 0;
		virtual void SetCloudEnabledForApp( bool bEnabled ) = 0;

		// user generated content

		// Downloads a UGC file.  A priority value of 0 will download the file immediately,
		// otherwise it will wait to download the file until all downloads with a lower priority
		// value are completed.  Downloads with equal priority will occur simultaneously.
		virtual SteamAPICall_t UGCDownload( UGCHandle_t hContent, uint32 unPriority ) = 0;
		
		// Gets the amount of data downloaded so far for a piece of content. pnBytesExpected can be 0 if function returns false
		// or if the transfer hasn't started yet, so be careful to check for that before dividing to get a percentage
		virtual bool	GetUGCDownloadProgress( UGCHandle_t hContent, int32 *pnBytesDownloaded, int32 *pnBytesExpected ) = 0;

		// Gets metadata for a file after it has been downloaded. This is the same metadata given in the RemoteStorageDownloadUGCResult_t call result
		virtual bool	GetUGCDetails( UGCHandle_t hContent, AppId_t *pnAppID, char **ppchName, int32 *pnFileSizeInBytes, CSteamID *pSteamIDOwner ) = 0;

		// After download, gets the content of the file.  
		// Small files can be read all at once by calling this function with an offset of 0 and cubDataToRead equal to the size of the file.
		// Larger files can be read in chunks to reduce memory usage (since both sides of the IPC client and the game itself must allocate
		// enough memory for each chunk).  Once the last byte is read, the file is implicitly closed and further calls to UGCRead will fail
		// unless UGCDownload is called again.
		// For especially large files (anything over 100MB) it is a requirement that the file is read in chunks.
		virtual int32	UGCRead( UGCHandle_t hContent, void *pvData, int32 cubDataToRead, uint32 cOffset, EUGCReadAction eAction ) = 0;

		// Functions to iterate through UGC that has finished downloading but has not yet been read via UGCRead()
		virtual int32	GetCachedUGCCount() = 0;
		virtual	UGCHandle_t GetCachedUGCHandle( int32 iCachedContent ) = 0;

		// The following functions are only necessary on the Playstation 3. On PC & Mac, the Steam client will handle these operations for you
		// On Playstation 3, the game controls which files are stored in the cloud, via FilePersist, FileFetch, and FileForget.
			
#if defined(_PS3) || defined(_SERVER)
		// Connect to Steam and get a list of files in the Cloud - results in a RemoteStorageAppSyncStatusCheck_t callback
		virtual void GetFileListFromServer() = 0;
		// Indicate this file should be downloaded in the next sync
		virtual bool FileFetch( const char *pchFile ) = 0;
		// Indicate this file should be persisted in the next sync
		virtual bool FilePersist( const char *pchFile ) = 0;
		// Pull any requested files down from the Cloud - results in a RemoteStorageAppSyncedClient_t callback
		virtual bool SynchronizeToClient() = 0;
		// Upload any requested files to the Cloud - results in a RemoteStorageAppSyncedServer_t callback
		virtual bool SynchronizeToServer() = 0;
		// Reset any fetch/persist/etc requests
		virtual bool ResetFileRequestState() = 0;
#endif

		// publishing UGC
		virtual SteamAPICall_t	PublishWorkshopFile( const char *pchFile, const char *pchPreviewFile, AppId_t nConsumerAppId, const char *pchTitle, const char *pchDescription, ERemoteStoragePublishedFileVisibility eVisibility, SteamParamStringArray_t *pTags, EWorkshopFileType eWorkshopFileType ) = 0;
		virtual PublishedFileUpdateHandle_t CreatePublishedFileUpdateRequest( PublishedFileId_t unPublishedFileId ) = 0;
		virtual bool UpdatePublishedFileFile( PublishedFileUpdateHandle_t updateHandle, const char *pchFile ) = 0;
		virtual bool UpdatePublishedFilePreviewFile( PublishedFileUpdateHandle_t updateHandle, const char *pchPreviewFile ) = 0;
		virtual bool UpdatePublishedFileTitle( PublishedFileUpdateHandle_t updateHandle, const char *pchTitle ) = 0;
		virtual bool UpdatePublishedFileDescription( PublishedFileUpdateHandle_t updateHandle, const char *pchDescription ) = 0;
		virtual bool UpdatePublishedFileVisibility( PublishedFileUpdateHandle_t updateHandle, ERemoteStoragePublishedFileVisibility eVisibility ) = 0;
		virtual bool UpdatePublishedFileTags( PublishedFileUpdateHandle_t updateHandle, SteamParamStringArray_t *pTags ) = 0;
		virtual SteamAPICall_t	CommitPublishedFileUpdate( PublishedFileUpdateHandle_t updateHandle ) = 0;
		// Gets published file details for the given publishedfileid.  If unMaxSecondsOld is greater than 0,
		// cached data may be returned, depending on how long ago it was cached.  A value of 0 will force a refresh.
		// A value of k_WorkshopForceLoadPublishedFileDetailsFromCache will use cached data if it exists, no matter how old it is.
		virtual SteamAPICall_t	GetPublishedFileDetails( PublishedFileId_t unPublishedFileId, uint32 unMaxSecondsOld ) = 0;
		virtual SteamAPICall_t	DeletePublishedFile( PublishedFileId_t unPublishedFileId ) = 0;
		// enumerate the files that the current user published with this app
		virtual SteamAPICall_t	EnumerateUserPublishedFiles( uint32 unStartIndex ) = 0;
		virtual SteamAPICall_t	SubscribePublishedFile( PublishedFileId_t unPublishedFileId ) = 0;
		virtual SteamAPICall_t	EnumerateUserSubscribedFiles( uint32 unStartIndex ) = 0;
		virtual SteamAPICall_t	UnsubscribePublishedFile( PublishedFileId_t unPublishedFileId ) = 0;
		virtual bool UpdatePublishedFileSetChangeDescription( PublishedFileUpdateHandle_t updateHandle, const char *pchChangeDescription ) = 0;
		virtual SteamAPICall_t	GetPublishedItemVoteDetails( PublishedFileId_t unPublishedFileId ) = 0;
		virtual SteamAPICall_t	UpdateUserPublishedItemVote( PublishedFileId_t unPublishedFileId, bool bVoteUp ) = 0;
		virtual SteamAPICall_t	GetUserPublishedItemVoteDetails( PublishedFileId_t unPublishedFileId ) = 0;
		virtual SteamAPICall_t	EnumerateUserSharedWorkshopFiles( CSteamID steamId, uint32 unStartIndex, SteamParamStringArray_t *pRequiredTags, SteamParamStringArray_t *pExcludedTags ) = 0;
		virtual SteamAPICall_t	PublishVideo( EWorkshopVideoProvider eVideoProvider, const char *pchVideoAccount, const char *pchVideoIdentifier, const char *pchPreviewFile, AppId_t nConsumerAppId, const char *pchTitle, const char *pchDescription, ERemoteStoragePublishedFileVisibility eVisibility, SteamParamStringArray_t *pTags ) = 0;
		virtual SteamAPICall_t	SetUserPublishedFileAction( PublishedFileId_t unPublishedFileId, EWorkshopFileAction eAction ) = 0;
		virtual SteamAPICall_t	EnumeratePublishedFilesByUserAction( EWorkshopFileAction eAction, uint32 unStartIndex ) = 0;
		// this method enumerates the public view of workshop files
		virtual SteamAPICall_t	EnumeratePublishedWorkshopFiles( EWorkshopEnumerationType eEnumerationType, uint32 unStartIndex, uint32 unCount, uint32 unDays, SteamParamStringArray_t *pTags, SteamParamStringArray_t *pUserTags ) = 0;

		virtual SteamAPICall_t UGCDownloadToLocation( UGCHandle_t hContent, const char *pchLocation, uint32 unPriority ) = 0;
};

#endif // ISTEAMREMOTESTORAGE012_H
