From f4446ed5f08a483abaeab3551b6e62d0a41915c8 Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Thu, 14 Apr 2022 10:11:43 -0400
Subject: fixed pushpin behavior when there are multiple links to the pushpin
 (they all toggle).   changed lightboxview to allow stepping into links when
 doc has no contents.

---
 src/client/util/LinkManager.ts    | 12 +++++++-----
 src/client/views/LightboxView.tsx |  6 ++++--
 2 files changed, 11 insertions(+), 7 deletions(-)

(limited to 'src')

diff --git a/src/client/util/LinkManager.ts b/src/client/util/LinkManager.ts
index df2c02a8d..0f3da0548 100644
--- a/src/client/util/LinkManager.ts
+++ b/src/client/util/LinkManager.ts
@@ -221,7 +221,9 @@ export class LinkManager {
         const backLinkWithoutTargetView = secondDocs.find(d => DocumentManager.Instance.getDocumentViews(d.anchor1 as Doc).length === 0);
         const linkWithoutTargetDoc = traverseBacklink === undefined ? fwdLinkWithoutTargetView || backLinkWithoutTargetView : traverseBacklink ? backLinkWithoutTargetView : fwdLinkWithoutTargetView;
         const linkDocList = linkWithoutTargetDoc ? [linkWithoutTargetDoc] : (traverseBacklink === undefined ? firstDocs.concat(secondDocs) : traverseBacklink ? secondDocs : firstDocs);
-        const followLinks = linkDocList.length ? (sourceDoc.isPushpin ? linkDocList : [linkDocList[0]]) : [];
+        const followLinks = sourceDoc.isPushpin ? linkDocList : linkDocList.slice(0, 1);
+        var count = 0;
+        const allFinished = () => ++count === followLinks.length && finished?.();
         followLinks.forEach(async linkDoc => {
             if (linkDoc) {
                 const target = (sourceDoc === linkDoc.anchor1 ? linkDoc.anchor2 : sourceDoc === linkDoc.anchor2 ? linkDoc.anchor1 :
@@ -232,20 +234,20 @@ export class LinkManager {
                         const tour = DocListCast(target[fieldKey]).reverse();
                         LightboxView.SetLightboxDoc(currentContext, undefined, tour);
                         setTimeout(LightboxView.Next);
-                        finished?.();
+                        allFinished();
                     } else {
                         const containerAnnoDoc = Cast(target.annotationOn, Doc, null);
                         const containerDoc = containerAnnoDoc || target;
                         const containerDocContext = Cast(containerDoc?.context, Doc, null);
                         const targetContext = LightboxView.LightboxDoc ? containerAnnoDoc || containerDocContext : containerDocContext;
                         const targetNavContext = !Doc.AreProtosEqual(targetContext, currentContext) ? targetContext : undefined;
-                        DocumentManager.Instance.jumpToDocument(target, zoom, (doc, finished) => createViewFunc(doc, StrCast(linkDoc.followLinkLocation, "lightbox"), finished), targetNavContext, linkDoc, undefined, sourceDoc, finished);
+                        DocumentManager.Instance.jumpToDocument(target, zoom, (doc, finished) => createViewFunc(doc, StrCast(linkDoc.followLinkLocation, "lightbox"), finished), targetNavContext, linkDoc, undefined, sourceDoc, allFinished);
                     }
                 } else {
-                    finished?.();
+                    allFinished();
                 }
             } else {
-                finished?.();
+                allFinished();
             }
         });
     }
diff --git a/src/client/views/LightboxView.tsx b/src/client/views/LightboxView.tsx
index ec3bf6c18..b39b5020c 100644
--- a/src/client/views/LightboxView.tsx
+++ b/src/client/views/LightboxView.tsx
@@ -36,7 +36,7 @@ export class LightboxView extends React.Component<LightboxViewProps> {
     @observable private static _tourMap: Opt<Doc[]> = [];   // list of all tours available from the current target
     private static _savedState: Opt<{ panX: Opt<number>, panY: Opt<number>, scale: Opt<number>, scrollTop: Opt<number> }>;
     private static _history: Opt<{ doc: Doc, target?: Doc }[]> = [];
-    private static _future: Opt<Doc[]> = [];
+    @observable private static _future: Opt<Doc[]> = [];
     private static _docView: Opt<DocumentView>;
     static path: { doc: Opt<Doc>, target: Opt<Doc>, history: Opt<{ doc: Doc, target?: Doc }[]>, future: Opt<Doc[]>, saved: Opt<{ panX: Opt<number>, panY: Opt<number>, scale: Opt<number>, scrollTop: Opt<number> }> }[] = [];
     @action public static SetLightboxDoc(doc: Opt<Doc>, target?: Doc, future?: Doc[], layoutTemplate?: Doc) {
@@ -195,7 +195,9 @@ export class LightboxView extends React.Component<LightboxViewProps> {
             const coll = LightboxView._docTarget;
             if (coll) {
                 const fieldKey = Doc.LayoutFieldKey(coll);
-                LightboxView.SetLightboxDoc(coll, undefined, [...DocListCast(coll[fieldKey]), ...DocListCast(coll[fieldKey + "-annotations"])]);
+                const contents = [...DocListCast(coll[fieldKey]), ...DocListCast(coll[fieldKey + "-annotations"])];
+                const links = DocListCast(coll.links).map(link => LinkManager.getOppositeAnchor(link, coll)).filter(doc => doc).map(doc => doc!);
+                LightboxView.SetLightboxDoc(coll, undefined, contents.length ? contents : links);
                 TabDocView.PinDoc(coll, { hidePresBox: true });
             }
         }
-- 
cgit v1.2.3-70-g09d2