1 files changed, 53 insertions, 0 deletions
diff --git a/src/crepe/util/log.cpp b/src/crepe/util/log.cpp
new file mode 100644
index 0000000..6bcc4ae
--- /dev/null
+++ b/src/crepe/util/log.cpp
@@ -0,0 +1,53 @@
+#include <cstdarg>
+#include <cstdio>
+#include <cstdlib>
+#include <string>
+
+#include "../api/Config.h"
+#include "fmt.h"
+#include "log.h"
+
+using namespace crepe::util;
+using namespace std;
+
+string log_prefix(LogLevel level) {
+	switch (level) {
+		case LogLevel::TRACE:
+			return LogColor().fg_white().str("[TRACE]") + " ";
+		case LogLevel::DEBUG:
+			return LogColor().fg_magenta().str("[DEBUG]") + " ";
+		case LogLevel::INFO:
+			return LogColor().fg_blue().str("[INFO]") + " ";
+		case LogLevel::WARNING:
+			return LogColor().fg_yellow().str("[WARN]") + " ";
+		case LogLevel::ERROR:
+			return LogColor().fg_red().str("[ERROR]") + " ";
+	}
+	return "";
+}
+
+static void log(LogLevel level, const string msg) {
+	auto & cfg = crepe::api::Config::get_instance();
+	if (level < cfg.log.level) return;
+
+	string out = log_prefix(level) + msg;
+	if (!out.ends_with("\n")) out += "\n";
+
+	// TODO: also log to file or smth
+	printf("%s", out.c_str());
+	fflush(stdout);
+}
+
+void crepe::util::logf(const char * fmt, ...) {
+	va_list args;
+	va_start(args, fmt);
+	log(LogLevel::DEBUG, va_stringf(args, fmt));
+	va_end(args);
+}
+
+void crepe::util::logf(LogLevel level, const char * fmt, ...) {
+	va_list args;
+	va_start(args, fmt);
+	log(level, va_stringf(args, fmt));
+	va_end(args);
+}