#pragma once
#include "DatabaseDetails.h"
#include "ExceptionOr.h"
#include <wtf/Assertions.h>
#include <wtf/HashSet.h>
#include <wtf/Lock.h>
namespace WebCore {
class Database;
class DatabaseCallback;
class DatabaseContext;
class DatabaseManagerClient;
class DatabaseTaskSynchronizer;
class Exception;
class SecurityOrigin;
class ScriptExecutionContext;
struct SecurityOriginData;
class DatabaseManager {
WTF_MAKE_NONCOPYABLE(DatabaseManager);
friend class WTF::NeverDestroyed<DatabaseManager>;
public:
WEBCORE_EXPORT static DatabaseManager& singleton();
WEBCORE_EXPORT void initialize(const String& databasePath);
WEBCORE_EXPORT void setClient(DatabaseManagerClient*);
bool isAvailable();
WEBCORE_EXPORT void setIsAvailable(bool);
Ref<DatabaseContext> databaseContext(ScriptExecutionContext&);
ExceptionOr<Ref<Database>> openDatabase(ScriptExecutionContext&, const String& name, const String& expectedVersion, const String& displayName, unsigned estimatedSize, RefPtr<DatabaseCallback>&&);
WEBCORE_EXPORT bool hasOpenDatabases(ScriptExecutionContext&);
void stopDatabases(ScriptExecutionContext&, DatabaseTaskSynchronizer*);
WEBCORE_EXPORT String fullPathForDatabase(SecurityOrigin&, const String& name, bool createIfDoesNotExist = true);
WEBCORE_EXPORT DatabaseDetails detailsForNameAndOrigin(const String&, SecurityOrigin&);
private:
DatabaseManager() = default;
~DatabaseManager() = delete;
enum OpenAttempt { FirstTryToOpenDatabase, RetryOpenDatabase };
ExceptionOr<Ref<Database>> openDatabaseBackend(ScriptExecutionContext&, const String& name, const String& expectedVersion, const String& displayName, unsigned estimatedSize, bool setVersionInNewDatabase);
ExceptionOr<Ref<Database>> tryToOpenDatabaseBackend(ScriptExecutionContext&, const String& name, const String& expectedVersion, const String& displayName, unsigned estimatedSize, bool setVersionInNewDatabase, OpenAttempt);
class ProposedDatabase;
void addProposedDatabase(ProposedDatabase&);
void removeProposedDatabase(ProposedDatabase&);
static void logErrorMessage(ScriptExecutionContext&, const String& message);
DatabaseManagerClient* m_client { nullptr };
bool m_databaseIsAvailable { true };
Lock m_proposedDatabasesMutex;
HashSet<ProposedDatabase*> m_proposedDatabases;
};
}