✨ Allow formatters to use sub-config with their own config structs

formatters/json.go

@@ -3,23 +3,24 @@ package formatters
 import (
 	"bytes"
 	"encoding/json"
+	"fmt"
 	"time"
 
 	"codeberg.org/danjones000/my-log/models"
+	"github.com/spf13/viper"
 )
 
-func newJson(ff map[string]any) (Formatter, error) {
-	prettyPrint := false
-	if jf, ok := ff["json"].(map[string]any); ok {
-		if pp, ok := jf["pretty_print"].(bool); ok {
-			prettyPrint = pp
-		}
+func newJson(ff *viper.Viper) (Formatter, error) {
+	js := new(Json)
+	err := ff.Unmarshal(js)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get json config: %w", err)
 	}
-	return &Json{prettyPrint}, nil
+	return js, nil
 }
 
 type Json struct {
-	prettPrint bool
+	prettPrint bool `mapstructure:"pretty_print"`
 }
 
 func (js *Json) Name() string {