From 7697b94f730eda8a600be6aa215be5f511eef73a Mon Sep 17 00:00:00 2001
From: Alex Turchyn <lexfox777@gmail.com>
Date: Fri, 4 Aug 2023 22:10:49 +0300
Subject: [PATCH] show alert when upload non pdf or image

---
 app/javascript/template_builder/dropzone.vue | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/app/javascript/template_builder/dropzone.vue b/app/javascript/template_builder/dropzone.vue
index 8f30606d..6bf997f0 100644
--- a/app/javascript/template_builder/dropzone.vue
+++ b/app/javascript/template_builder/dropzone.vue
@@ -101,9 +101,13 @@ export default {
   methods: {
     upload: Upload.methods.upload,
     onDropFiles (e) {
-      this.$refs.input.files = e.dataTransfer.files
+      if ([...e.dataTransfer.files].every((f) => f.type.match(/(?:image\/)|(?:application\/pdf)/))) {
+        this.$refs.input.files = e.dataTransfer.files
 
-      this.upload()
+        this.upload()
+      } else {
+        alert('Only PDF and images are supported.')
+      }
     }
   }
 }