data_loader.hpp

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#pragma once
#include <klib/base_types.hpp>
#include <cstddef>
#include <cstdint>
#include <string>
#include <vector>
 
namespace dj {
class Json;
} // namespace dj
 
namespace le {
class IDataLoader : public klib::Polymorphic {
  public:
    virtual auto try_load_bytes(std::vector<std::byte>& out, std::string_view uri) const -> bool = 0;
    [[nodiscard]] auto load_bytes(std::string_view uri) const -> std::vector<std::byte>;
 
    virtual auto try_load_spirv(std::vector<std::uint32_t>& out, std::string_view uri) const -> bool = 0;
    [[nodiscard]] auto load_spir_v(std::string_view uri) const -> std::vector<std::uint32_t>;
 
    virtual auto try_load_string(std::string& out, std::string_view uri) const -> bool = 0;
    [[nodiscard]] auto load_string(std::string_view uri) const -> std::string;
 
    auto try_load_json(dj::Json& out, std::string_view uri) const -> bool;
    [[nodiscard]] auto load_json(std::string_view uri) const -> dj::Json;
 
    [[nodiscard]] auto get_json_type_name(std::string_view uri) const -> std::string;
};
} // namespace le