feat: set optional compress image (#16)

docs/openapi.yaml

@@ -516,6 +516,9 @@ paths:
                   type: string
                   example: 'user'
                   description: 'user/group | default: user'
+                compress:
+                  type: boolean
+                  example: false
       responses:
         '200':
           description: OK

src/controllers/send_controller.go

@@ -49,6 +49,8 @@ func (controller *SendController) SendText(c *fiber.Ctx) error {
 
 func (controller *SendController) SendImage(c *fiber.Ctx) error {
 	var request structs.SendImageRequest
+	request.Compress = true
+
 	err := c.BodyParser(&request)
 	utils.PanicIfNeeded(err)
 
@@ -133,4 +135,3 @@ func (controller *SendController) SendVideo(c *fiber.Ctx) error {
 		Results: response,
 	})
 }
-

src/services/send_service_impl.go

@@ -48,12 +48,34 @@ func (service SendServiceImpl) SendText(_ *fiber.Ctx, request structs.SendMessag
 func (service SendServiceImpl) SendImage(c *fiber.Ctx, request structs.SendImageRequest) (response structs.SendImageResponse, err error) {
 	utils.MustLogin(service.WaCli)
 
+	var (
+		imagePath      string
+		imageThumbnail string
+		deletedItems   []string
+	)
+
 	// Save image to server
 	oriImagePath := fmt.Sprintf("%s/%s", config.PathSendItems, request.Image.Filename)
 	err = c.SaveFile(request.Image, oriImagePath)
 	if err != nil {
 		return response, err
 	}
+	deletedItems = append(deletedItems, oriImagePath)
+
+	// Generate thumbnail with smalled image
+	openThumbnailBuffer, err := bimg.Read(oriImagePath)
+	imageThumbnail = fmt.Sprintf("%s/thumbnails-%s", config.PathSendItems, request.Image.Filename)
+	thumbnailImage, err := bimg.NewImage(openThumbnailBuffer).Process(bimg.Options{Quality: 90, Width: 100, Embed: true})
+	if err != nil {
+		return response, err
+	}
+	err = bimg.Write(imageThumbnail, thumbnailImage)
+	if err != nil {
+		return response, err
+	}
+	deletedItems = append(deletedItems, imageThumbnail)
+
+	if request.Compress {
 		// Resize image
 		openImageBuffer, err := bimg.Read(oriImagePath)
 		newImage, err := bimg.NewImage(openImageBuffer).Process(bimg.Options{Quality: 90, Width: 600, Embed: true})
@@ -66,6 +88,11 @@ func (service SendServiceImpl) SendImage(c *fiber.Ctx, request structs.SendImage
 		if err != nil {
 			return response, err
 		}
+		deletedItems = append(deletedItems, newImagePath)
+		imagePath = newImagePath
+	} else {
+		imagePath = oriImagePath
+	}
 
 	// Send to WA server
 	dataWaCaption := request.Caption
@@ -73,7 +100,7 @@ func (service SendServiceImpl) SendImage(c *fiber.Ctx, request structs.SendImage
 	if !ok {
 		return response, errors.New("invalid JID " + request.Phone)
 	}
-	dataWaImage, err := os.ReadFile(newImagePath)
+	dataWaImage, err := os.ReadFile(imagePath)
 	if err != nil {
 		return response, err
 	}
@@ -82,9 +109,10 @@ func (service SendServiceImpl) SendImage(c *fiber.Ctx, request structs.SendImage
 		fmt.Printf("Failed to upload file: %v", err)
 		return response, err
 	}
+	dataWaThumbnail, err := os.ReadFile(imageThumbnail)
 
 	msg := &waProto.Message{ImageMessage: &waProto.ImageMessage{
-		JpegThumbnail: newImage,
+		JpegThumbnail: dataWaThumbnail,
 		Caption:       proto.String(dataWaCaption),
 		Url:           proto.String(uploadedImage.URL),
 		DirectPath:    proto.String(uploadedImage.DirectPath),
@@ -97,7 +125,7 @@ func (service SendServiceImpl) SendImage(c *fiber.Ctx, request structs.SendImage
 	}}
 	ts, err := service.WaCli.SendMessage(dataWaRecipient, "", msg)
 	go func() {
-		errDelete := utils.RemoveFile(0, oriImagePath, newImagePath)
+		errDelete := utils.RemoveFile(0, deletedItems...)
 		if errDelete != nil {
 			fmt.Println("error when deleting picture: ", errDelete)
 		}

src/structs/send_struct.go

@@ -25,6 +25,7 @@ type SendImageRequest struct {
 	Image    *multipart.FileHeader `json:"image" form:"image"`
 	ViewOnce bool                  `json:"view_once" form:"view_once"`
 	Type     SendType              `json:"type" form:"type"`
+	Compress bool                  `json:"compress"`
 }
 
 type SendImageResponse struct {

src/views/index.html

@@ -940,7 +940,7 @@
         data() {
             return {
                 app_host: {{ .AppHost }},
-                app_name: 'Whatsapp API Multi Device App ({{ .AppVersion }})'
+                app_name: 'Whatsapp API Multi Device (v{{ .AppVersion }})'
             }
         },
         mixins: [login, logout, reconnect, sendMessage, sendImage, sendFile, sendVideo, userGroups, userPrivacy, userAvatar, userInfo]