fix:rollback ai chat viewer

app/module/ai_chat_files/service/ai_chat_files.service.go

@@ -4,7 +4,9 @@ import (
 	"context"
 	"fmt"
 	"io"
+	"log"
 	"math/rand"
+	"mime"
 	"mime/multipart"
 	"narasi-ahli-be/app/module/ai_chat_files/mapper"
 	"narasi-ahli-be/app/module/ai_chat_files/repository"
@@ -294,8 +296,8 @@ func (_i *aiChatFilesService) Delete(id uint) error {
 	return _i.Repo.Update(id, result)
 }
 
-func (_i *aiChatFilesService) Viewer(c *fiber.Ctx) error {
-	filename := c.Params("filename")
+func (_i *aiChatFilesService) Viewer(c *fiber.Ctx) (err error) {
+		filename := c.Params("filename")
 
 	result, err := _i.Repo.FindByFilename(filename)
 	if err != nil {
@@ -306,52 +308,41 @@ func (_i *aiChatFilesService) Viewer(c *fiber.Ctx) error {
 	bucketName := _i.MinioStorage.Cfg.ObjectStorage.MinioStorage.BucketName
 	objectName := *result.FilePath
 
+	_i.Log.Info().Str("timestamp", time.Now().
+		Format(time.RFC3339)).Str("Service:Resource", "AiChat:Uploads").
+		Interface("data", objectName).Msg("")
+
+	// Create minio connection.
+
+
 	minioClient, err := _i.MinioStorage.ConnectMinio()
 	if err != nil {
-		return err
+		return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{
+			"error": true,
+			"msg":   err.Error(),
+		})
 	}
 
-	object, err := minioClient.GetObject(
-		ctx,
-		bucketName,
-		objectName,
-		minio.GetObjectOptions{},
-	)
+	fileContent, err := minioClient.GetObject(ctx, bucketName, objectName, minio.GetObjectOptions{})
+
 	if err != nil {
-		return err
+		log.Fatalln(err)
 	}
-	defer object.Close()
-
-	stat, err := object.Stat()
-	if err != nil {
-		return err
-	}
-
-	ext := strings.ToLower(filepath.Ext(objectName))
-
-	contentType := map[string]string{
-		".mp3":  "audio/mpeg",
-		".wav":  "audio/wav",
-		".ogg":  "audio/ogg",
-		".webm": "audio/webm",
-		".mp4":  "video/mp4",
-		".png":  "image/png",
-		".jpg":  "image/jpeg",
-		".jpeg": "image/jpeg",
-		".gif":  "image/gif",
-		".pdf":  "application/pdf",
-	}[ext]
+	defer fileContent.Close()
 
+// Tentukan Content-Type berdasarkan ekstensi file
+	contentType := mime.TypeByExtension("." + getFileExtension(objectName))
 	if contentType == "" {
-		contentType = "application/octet-stream"
+		contentType = "application/octet-stream" // fallback jika tidak ada tipe MIME yang cocok
 	}
 
 	c.Set("Content-Type", contentType)
-	c.Set("Content-Disposition", "inline")
-	c.Set("Accept-Ranges", "bytes")
-	c.Set("Content-Length", strconv.FormatInt(stat.Size, 10))
 
-	return c.SendStream(object, int(stat.Size))
+	if _, err := io.Copy(c.Response().BodyWriter(), fileContent); err != nil {
+		return err
+	}
+
+	return
 }