fix image media webp to png convertion logic

internal/whatsapp/whatsapp.go

@@ -89,11 +89,11 @@ func sendMedia(c echo.Context, mediaType string) error {
 	// If Media Type is "image" and MIME Type is "image/webp"
 	// Then Convert it as PNG
 	var fileBytes []byte
-	if mediaType == "image" && fileType == "image/webp" {
+
 	isConvertMediaImageWebP := false
 	isConvertMediaImageWebP, _ = env.GetEnvBool("WHATSAPP_MEDIA_IMAGE_CONVERT_WEBP")
 
-		if isConvertMediaImageWebP {
+	if mediaType == "image" && fileType == "image/webp" && isConvertMediaImageWebP {
 		// Decode WebP Image
 		fileWebP, err := webp.Decode(fileStream)
 		if err != nil {
@@ -111,7 +111,6 @@ func sendMedia(c echo.Context, mediaType string) error {
 		// To New Encoded PNG Image and File Type to "image/png"
 		fileBytes = filePNG.Bytes()
 		fileType = "image/png"
-		}
 	} else {
 		// Convert File Stream in to Bytes
 		// Since WhatsApp Proto for Media is only Accepting Bytes format