Change logrus to slog

Signed-off-by: Asai Neko <sugar@sne.moe>

middleware/gin_logger.go

@@ -3,11 +3,10 @@ package middleware
 import (
 	"bytes"
 	"io"
+	"log/slog"
 	"time"
 
 	"github.com/gin-gonic/gin"
-	"github.com/sirupsen/logrus"
-	log "github.com/sirupsen/logrus"
 )
 
 func GinLogger() gin.HandlerFunc {
@@ -27,23 +26,24 @@ func GinLogger() gin.HandlerFunc {
 			errorMessage = c.Errors.String()
 		}
 
-		entry := log.WithFields(logrus.Fields{
-			"status":       c.Writer.Status(),
-			"method":       c.Request.Method,
-			"uri":          c.Request.RequestURI,
-			"ip":           c.ClientIP(),
-			"latency":      time.Since(startTime).String(),
-			"user_agent":   c.Request.UserAgent(),
-			"request_body": string(body),
-			"errors":       errorMessage,
-		})
+		fields := []any{
+			"status", c.Writer.Status(),
+			"method", c.Request.Method,
+			"uri", c.Request.RequestURI,
+			"ip", c.ClientIP(),
+			"latency", time.Since(startTime).String(),
+			"user_agent", c.Request.UserAgent(),
+			"request_body", string(body),
+			"errors", errorMessage,
+		}
 
-		if len(c.Errors) > 0 || c.Writer.Status() >= 500 {
-			entry.Error("HTTP_ERROR")
-		} else if c.Writer.Status() >= 400 {
-			entry.Warn("HTTP_CLIENT_ERROR")
+		status := c.Writer.Status()
+		if len(c.Errors) > 0 || status >= 500 {
+			slog.Error("HTTP_ERROR", fields...)
+		} else if status >= 400 {
+			slog.Warn("HTTP_CLIENT_ERROR", fields...)
 		} else {
-			entry.Info("HTTP_SUCCESS")
+			slog.Info("HTTP_SUCCESS", fields...)
 		}
 	}
 }