Class FolderResourceDatabase

Inheritance Relationships

Base Type

Class Documentation

class FolderResourceDatabase : public portal::ResourceDatabase

Public Functions

~FolderResourceDatabase() override
virtual std::expected<SourceMetadata, DatabaseError> find(StringId resource_id) override

Find metadata for a resource by its ID.

Parameters:

resource_id – StringId of the resource to find

Returns:

SourceMetadata if found, or DatabaseError explaining why lookup failed

virtual DatabaseError add(StringId resource_id, SourceMetadata meta) override

Add a new resource to the database.

Parameters:

  • resource_id – StringId for the new resource

  • meta – Complete metadata for the resource

Returns:

Success or error flags indicating why the operation failed

virtual DatabaseError remove(StringId resource_id) override

Remove a resource from the database.

Parameters:

resource_id – StringId of the resource to remove

Returns:

Success if removed, NotFound if resource didn’t exist

virtual std::unique_ptr<resources::ResourceSource> create_source(StringId resource_id, SourceMetadata meta) override

Create a ResourceSource for reading resource data.

Parameters:

  • resource_id – StringId of the resource

  • meta – Metadata describing the resource

Returns:

Unique pointer to a ResourceSource for reading bytes

Public Static Functions

static std::unique_ptr<FolderResourceDatabase> create(const Project &project, const std::filesystem::path &database_path)

Protected Functions

FolderResourceDatabase(std::filesystem::path root_path, std::filesystem::path meta_path, DatabaseMetadata metadata)
void populate()
DatabaseError validate()
DatabaseError validate_metadata(const SourceMetadata &meta) const
void mend(DatabaseError error)
void clean_metadata()
virtual StringId get_name() const override

Protected Static Functions

static void save_meta(const std::filesystem::path &meta_path, DatabaseMetadata &metadata)
static DatabaseMetadata load_meta(const std::filesystem::path &meta_path)