fix: pdate audit trails exclude

app/middleware/audit_trails.middleware.go

@@ -2,19 +2,31 @@ package middleware
 
 import (
 	"encoding/json"
-	"github.com/gofiber/fiber/v2"
-	"gorm.io/gorm"
 	"log"
 	"netidhub-saas-be/app/database/entity"
 	utilSvc "netidhub-saas-be/utils/service"
 	"strings"
 	"time"
+
+	"github.com/gofiber/fiber/v2"
+	"gorm.io/gorm"
 )
 
 func AuditTrailsMiddleware(db *gorm.DB) fiber.Handler {
 	return func(c *fiber.Ctx) error {
 		start := time.Now()
-		requestBody := c.Body()
+
+		// Get content type to determine if we should store request/response body
+		contentType := c.Get("Content-Type")
+		isJSONContent := strings.Contains(strings.ToLower(contentType), "application/json")
+
+		var requestBody string
+		var responseBody string
+
+		// Only store request body for JSON content types
+		if isJSONContent {
+			requestBody = string(c.Body())
+		}
 
 		headersMap := c.GetReqHeaders()
 		headersJSON, _ := json.Marshal(headersMap)
@@ -24,6 +36,11 @@ func AuditTrailsMiddleware(db *gorm.DB) fiber.Handler {
 
 		err := c.Next()
 
+		// Only store response body for JSON content types
+		if isJSONContent {
+			responseBody = string(c.Response().Body())
+		}
+
 		audit := entity.AuditTrails{
 			Method:         c.Method(),
 			Path:           c.OriginalURL(),
@@ -31,8 +48,8 @@ func AuditTrailsMiddleware(db *gorm.DB) fiber.Handler {
 			Status:         c.Response().StatusCode(),
 			UserID:         userId,
 			RequestHeaders: string(headersJSON),
-			RequestBody:    string(requestBody),
-			ResponseBody:   string(c.Response().Body()),
+			RequestBody:    requestBody,
+			ResponseBody:   responseBody,
 			DurationMs:     time.Since(start).Milliseconds(),
 			CreatedAt:      time.Now(),
 		}