deletion fix

wax-prosemirror-services/src/ImageService/AltComponent.js

@@ -45,7 +45,7 @@ export default ({ setPosition, position }) => {
     const imageId = selection.node.attrs.id;
     const image = document.querySelector(`[data-id='${imageId}']`);
     const figCaption = document.getElementsByTagName('figcaption')[0];
-    if (!image) return;
+    if (!image || !figCaption) return;
     const imagePosition = image.getBoundingClientRect();
     const figCaptionPosition = figCaption.getBoundingClientRect().height - 5;
     const left = imagePosition.left - WaxSurface.left;

wax-prosemirror-services/src/ImageService/plugins/captionPlugin.js

@@ -112,16 +112,14 @@ const captionPlugin = key =>
           }
           // delete caption if figure is deleted
           if (e.key === 'Delete' || e.code === 'Backspace') {
-            const figcap = document.getElementsByTagName('figcaption');
-            const figcapLength = figcap.length;
+            const figCap = view.state.selection.$head.path;
+            if (figCap[6] && figCap[6].type.name === 'figcaption') {
+              const figCapEl = document.getElementById(figCap[6].attrs.id);
 
-            if (figcapLength) {
-              for (let i = 0; i < figcapLength; i += 1) {
-                if (
-                  figcap[i].parentElement.firstChild.tagName === 'FIGCAPTION'
-                ) {
-                  figcap[i].parentElement.remove();
-                }
+              if (
+                figCapEl.parentElement.firstChild.tagName === 'figCapElTION'
+              ) {
+                figCapEl.parentElement.remove();
               }
             }
           }