first version

internal/logging/logging.go

@@ -0,0 +1,48 @@
+package logging
+
+import (
+	"io"
+	"log/slog"
+	"os"
+	"strings"
+)
+
+func New(level string, out io.Writer) *slog.Logger {
+	if out == nil {
+		out = os.Stdout
+	}
+	var slogLevel slog.Level
+	switch strings.ToLower(level) {
+	case "debug":
+		slogLevel = slog.LevelDebug
+	case "warn", "warning":
+		slogLevel = slog.LevelWarn
+	case "error":
+		slogLevel = slog.LevelError
+	default:
+		slogLevel = slog.LevelInfo
+	}
+	return slog.New(slog.NewJSONHandler(out, &slog.HandlerOptions{Level: slogLevel}))
+}
+
+type SDKLogger struct {
+	Logger *slog.Logger
+}
+
+func (l SDKLogger) Infof(template string, args ...any) {
+	if l.Logger != nil {
+		l.Logger.Info(template, "args", args)
+	}
+}
+
+func (l SDKLogger) Errorf(template string, args ...any) {
+	if l.Logger != nil {
+		l.Logger.Error(template, "args", args)
+	}
+}
+
+func (l SDKLogger) Fatalf(template string, args ...any) {
+	if l.Logger != nil {
+		l.Logger.Error(template, "args", args)
+	}
+}