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/* Starshatter: The Open Source Project
Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
Copyright (c) 1997-2006, Destroyer Studios LLC.
*/
#ifndef DataSource_h
#define DataSource_h
#include <cstdint>
#include "Archive.h"
#include "List.h"
#include "Text.h"
class DataSource
{
public:
static const char* TYPENAME() { return "DataSource"; }
enum class Group { DEFAULT, BASE, MOD };
explicit DataSource(Group group=Group::DEFAULT);
virtual ~DataSource();
Group GetGroup() const;
void SetPrefix(const char* prefix=nullptr);
virtual bool Find(const char* name) const = 0;
virtual int ListFiles(Text filter, List<Text>& items, bool recurse=false) const = 0;
virtual int Load(const char* name, std::uint8_t*& buf, bool null_terminate=false) const = 0;
protected:
Text m_prefix;
Group m_group;
};
class ArchiveDataSource : public DataSource
{
public:
explicit ArchiveDataSource(const char* name, Group group=Group::DEFAULT);
explicit ArchiveDataSource(DataArchive* archive, Group group=Group::DEFAULT);
~ArchiveDataSource() override;
bool Find(const char* name) const override;
int ListFiles(Text filter, List<Text>& items, bool recurse=false) const override;
int Load(const char* name, std::uint8_t*& buf, bool null_terminate=false) const override;
protected:
DataArchive* m_archive;
};
class FileSystemDataSource : public DataSource
{
public:
explicit FileSystemDataSource(const char* path=".", Group group=Group::DEFAULT);
~FileSystemDataSource() override;
bool Find(const char* name) const override;
int ListFiles(Text filter, List<Text>& items, bool recurse=false) const override;
int Load(const char* name, std::uint8_t*& buf, bool null_terminate=false) const override;
protected:
const char* m_path;
};
#endif // DataSource_h
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