From b49f1694745c95442b15e0bba5fa5679c4e2161d Mon Sep 17 00:00:00 2001
From: Georgy Litvinov <git@litvinovg.pro>
Date: Fri, 5 Mar 2021 00:04:59 +0100
Subject: [PATCH] Open parent document parts when go to part from TOC

---
 webapp/src/main/webapp/themes/iph/js/toc.js | 25 +++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/webapp/src/main/webapp/themes/iph/js/toc.js b/webapp/src/main/webapp/themes/iph/js/toc.js
index 7f5d4434..8200dc0e 100644
--- a/webapp/src/main/webapp/themes/iph/js/toc.js
+++ b/webapp/src/main/webapp/themes/iph/js/toc.js
@@ -26,9 +26,30 @@
 		var docPartButton = docPart.previousElementSibling;
 		var itemName = docPartButton.textContent;
 		var link = document.createElement("a");
-		link.setAttribute("href","#" + anchor);
+		link.setAttribute("href", "javascript:goToDocumentPart(\"" + anchor + "\");" );
 		link.innerText = itemName;
 		newTOCElement.appendChild(link);
 		tocElement.appendChild(newTOCElement);
 		return newTOCElement;
-	}
\ No newline at end of file
+	}
+	function goToDocumentPart(targetId){
+		if (targetId ===""){
+			return;
+		}
+		var targetNode = document.getElementById(targetId);
+		if (targetNode === null){
+			console.log("document has no target node to go to")
+			return;
+		}
+		showParents(targetNode);
+		document.getElementById(targetId).scrollIntoView();		
+	}
+	function showParents(targetNode){
+		if (targetNode != null && "complexDocument" !== targetNode.id){
+			if (targetNode.style.display === "none") {
+    			targetNode.style.display = "block";
+  			}
+			showParents(targetNode.parentElement);
+		}
+	}
+	
\ No newline at end of file