able to get product

internal/common/config/log.go

@@ -1,8 +1,11 @@
 package config
 
 import (
+	"bytes"
 	"log/slog"
 	"os"
+
+	"git.loyso.art/frx/kurious/internal/common/errors"
 )
 
 type LogFormat uint8
@@ -12,6 +15,19 @@ const (
 	LogFormatJSON
 )
 
+func (f *LogFormat) UnmarshalText(data []byte) error {
+	switch format := string(bytes.ToLower(data)); format {
+	case "json":
+		*f = LogFormatJSON
+	case "text":
+		*f = LogFormatText
+	default:
+		return errors.NewValidationError("format", "unsupported value "+format)
+	}
+
+	return nil
+}
+
 type LogLevel uint8
 
 const (
@@ -21,12 +37,29 @@ const (
 	LogLevelError
 )
 
-type LogConfig struct {
-	Level  LogLevel
-	Format LogFormat
+func (lvl *LogLevel) UnmarshalText(data []byte) error {
+	switch level := string(bytes.ToLower(data)); level {
+	case "debug", "":
+		*lvl = LogLevelDebug
+	case "info":
+		*lvl = LogLevelInfo
+	case "warn":
+		*lvl = LogLevelWarn
+	case "error":
+		*lvl = LogLevelError
+	default:
+		return errors.NewValidationError("level", "unsupported value "+level)
+	}
+
+	return nil
 }
 
-func NewSLogger(config LogConfig) *slog.Logger {
+type Log struct {
+	Level  LogLevel  `json:"level"`
+	Format LogFormat `json:"format"`
+}
+
+func NewSLogger(config Log) *slog.Logger {
 	var level slog.Level
 	switch config.Level {
 	case LogLevelDebug: