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-rw-r--r--src/logger/logger.cpp42
1 files changed, 42 insertions, 0 deletions
diff --git a/src/logger/logger.cpp b/src/logger/logger.cpp
new file mode 100644
index 0000000..92a3d9b
--- /dev/null
+++ b/src/logger/logger.cpp
@@ -0,0 +1,42 @@
+#include <logger/logger.hpp>
+#include <config/config.hpp>
+
+Logger::Logger(const int log_level):
+ log_level(log_level),
+ stream(std::cout.rdbuf()),
+ null_buffer{},
+ null_stream{&null_buffer}
+{
+}
+
+Logger::Logger(const int log_level, const std::string& log_file):
+ log_level(log_level),
+ ofstream(log_file.data(), std::ios_base::app),
+ stream(ofstream.rdbuf()),
+ null_buffer{},
+ null_stream{&null_buffer}
+{
+}
+
+std::unique_ptr<Logger>& Logger::instance()
+{
+ static std::unique_ptr<Logger> instance;
+
+ if (!instance)
+ {
+ const std::string log_file = Config::get("log_file", "");
+ const int log_level = Config::get_int("log_level", 0);
+ if (log_file.empty())
+ instance = std::make_unique<Logger>(log_level);
+ else
+ instance = std::make_unique<Logger>(log_level, log_file);
+ }
+ return instance;
+}
+
+std::ostream& Logger::get_stream(const int lvl)
+{
+ if (lvl >= this->log_level)
+ return this->stream;
+ return this->null_stream;
+}