viewer_state_record.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.
 
#pragma once
 
#include <chrono>
#include <optional>
#include <string>
 
namespace kcenon::pacs::storage {
 
struct viewer_state_record {
    int64_t pk{0};
 
    std::string state_id;
 
    std::string study_uid;
 
    std::string user_id;
 
    std::string state_json;
 
    std::chrono::system_clock::time_point created_at;
 
    std::chrono::system_clock::time_point updated_at;
 
    [[nodiscard]] auto is_valid() const noexcept -> bool {
        return !state_id.empty() && !study_uid.empty();
    }
};
 
struct viewer_state_query {
    std::optional<std::string> study_uid;
 
    std::optional<std::string> user_id;
 
    size_t limit{0};
 
    size_t offset{0};
 
    [[nodiscard]] auto has_criteria() const noexcept -> bool {
        return study_uid.has_value() || user_id.has_value();
    }
};
 
struct recent_study_record {
    int64_t pk{0};
 
    std::string user_id;
 
    std::string study_uid;
 
    std::chrono::system_clock::time_point accessed_at;
 
    [[nodiscard]] auto is_valid() const noexcept -> bool {
        return !user_id.empty() && !study_uid.empty();
    }
};
 
}  // namespace kcenon::pacs::storage