storage_status.h

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// BSD 3-Clause License
// Copyright (c) 2021-2025, 🍀☀🌕🌥 🌊
// See the LICENSE file in the project root for full license information.
 
#ifndef PACS_SERVICES_STORAGE_STATUS_HPP
#define PACS_SERVICES_STORAGE_STATUS_HPP
 
#include <cstdint>
#include <string_view>
 
namespace kcenon::pacs::services {
 
enum class storage_status : uint16_t {
    success = 0x0000,
 
    coercion_of_data_elements = 0xB000,
 
    data_set_does_not_match_sop_class_warning = 0xB007,
 
    elements_discarded = 0xB006,
 
    duplicate_sop_instance = 0x0111,
 
    out_of_resources = 0xA700,
 
    out_of_resources_unable_to_store = 0xA701,
 
    data_set_does_not_match_sop_class = 0xA900,
 
    cannot_understand = 0xC000,
 
    storage_error = 0xC001
};
 
[[nodiscard]] constexpr bool is_success(storage_status status) noexcept {
    return status == storage_status::success;
}
 
[[nodiscard]] constexpr bool is_warning(storage_status status) noexcept {
    const auto value = static_cast<uint16_t>(status);
    return (value & 0xF000) == 0xB000;
}
 
[[nodiscard]] constexpr bool is_failure(storage_status status) noexcept {
    const auto value = static_cast<uint16_t>(status);
    const auto high_nibble = (value & 0xF000) >> 12;
    return high_nibble == 0xA || high_nibble == 0xC ||
           (value >= 0x0100 && value <= 0x01FF);
}
 
[[nodiscard]] constexpr std::string_view to_string(storage_status status) noexcept {
    switch (status) {
        case storage_status::success:
            return "Success";
        case storage_status::coercion_of_data_elements:
            return "Warning: Coercion of data elements";
        case storage_status::data_set_does_not_match_sop_class_warning:
            return "Warning: Data set does not match SOP class";
        case storage_status::elements_discarded:
            return "Warning: Elements discarded";
        case storage_status::duplicate_sop_instance:
            return "Failure: Duplicate SOP instance";
        case storage_status::out_of_resources:
            return "Failure: Out of resources";
        case storage_status::out_of_resources_unable_to_store:
            return "Failure: Out of resources - Unable to store";
        case storage_status::data_set_does_not_match_sop_class:
            return "Failure: Data set does not match SOP class";
        case storage_status::cannot_understand:
            return "Failure: Cannot understand";
        case storage_status::storage_error:
            return "Failure: Storage error";
        default:
            return "Unknown status";
    }
}
 
[[nodiscard]] constexpr uint16_t to_status_code(storage_status status) noexcept {
    return static_cast<uint16_t>(status);
}
 
}  // namespace kcenon::pacs::services
 
#endif  // PACS_SERVICES_STORAGE_STATUS_HPP