AssetPackageStore.h

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#pragma once
#include "common/Export.h"
 
 
#include "asset/EvaArchive.h"
#include "asset/Evpack.h"
 
#include <atomic>
#include <filesystem>
#include <functional>
#include <optional>
 
namespace eve::asset {
 
enum class PackagePublishGateDecision : std::uint8_t {
    Proceed,
    Reject,
};
 
struct PackagePublishReceipt {
    std::filesystem::path       destination;
    PersistentId               packageId;
    std::optional<PersistentId> buildId;
    std::uint64_t               byteSize = 0;
};
 
class EVENGINE_API_FOUNDATION AtomicAssetPackageStore {
public:
    using BeforeReplace = std::function<PackagePublishGateDecision(
        const std::filesystem::path& temporary, const std::filesystem::path& destination)>;
 
    explicit AtomicAssetPackageStore(BeforeReplace beforeReplace = {});
 
    [[nodiscard]] Result<PackagePublishReceipt> publishEva(
        const std::filesystem::path& destination, const EvaManifest& manifest,
        std::vector<EvaArchiveEntry> entries, const EvaArchiveLimits& limits = {});
 
    [[nodiscard]] Result<PackagePublishReceipt> publishEvpack(
        const std::filesystem::path& destination, std::span<const std::uint8_t> bytes,
        const EvpackLimits& limits = {}, const EvpackTrust& trust = {});
 
private:
    BeforeReplace              beforeReplace_;
    std::atomic<std::uint64_t> sequence_{0};
};
 
}  // namespace eve::asset