message.hpp

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#pragma once
 
/// @file userver/storages/postgres/message.hpp
/// @brief Database messages
 
#include <optional>
#include <string>
#include <string_view>
 
#include <userver/logging/log_extra.hpp>
 
#include <userver/storages/postgres/postgres_fwd.hpp>
#include <userver/storages/postgres/sql_state.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace storages::postgres {
 
class Message {
public:
    enum class Severity { kLog, kDebug, kInfo, kNotice, kWarning, kError, kFatal, kPanic };
 
    explicit Message(detail::ResultWrapperPtr);
 
    std::string GetMessage() const;
    std::string GetPrimary() const;
    std::string GetDetail() const;
    Severity GetSeverity() const;
    std::string GetSeverityString() const;
    SqlState GetSqlState() const;
 
    std::string GetSchema() const;
    std::string GetTable() const;
    std::string GetColumn() const;
    std::string GetDatatype() const;
    std::string GetConstraint() const;
 
    logging::LogExtra GetLogExtra() const;
 
    /// @brief Throw an exception according to the SQL code
    void ThrowException() const;
 
    static Severity SeverityFromString(std::string_view);
 
    /// This constant is returned from Message::Get* functions if the PostgreSQL failed retrieve some info.
    static constexpr const char* kUnknown = "<unknown>";
 
private:
    detail::ResultWrapperPtr res_;
};
 
}  // namespace storages::postgres
 
USERVER_NAMESPACE_END