MemoryLogSink.h

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#pragma once

 
#include <spdlog/sinks/base_sink.h>
 
#include <chrono>
#include <cstddef>
#include <cstdint>
#include <deque>
#include <mutex>
#include <string>
#include <vector>
 
namespace Quasar
{
    enum class LogLevel : std::uint8_t
    {
        Trace,   
        Debug,   
        Info,    
        Warning, 
        Error,   
        Critical 
    };

    struct LogMessage
    {
        LogLevel Level = LogLevel::Info;            
        std::chrono::system_clock::time_point Time; 
        std::string LoggerName;                     
        std::string Text;                           
    };

    class MemoryLogSink final : public spdlog::sinks::base_sink<std::mutex>
    {
    public:
        explicit MemoryLogSink(std::size_t capacity);

        std::vector<LogMessage> GetMessages() const;

        void Clear();

        std::size_t GetCapacity() const { return m_Capacity; }
 
    protected:
        void sink_it_(const spdlog::details::log_msg& message) override;

        void flush_() override {}
 
    private:
        const std::size_t m_Capacity;
        mutable std::mutex m_MessagesMutex;
        std::deque<LogMessage> m_Messages;
    };
}