From 69d42193bf187a8a61e475a0587d55e29b644394 Mon Sep 17 00:00:00 2001
From: Hannah Chow <hannah_chow@brown.edu>
Date: Thu, 7 Mar 2019 01:56:46 -0500
Subject: following the link

---
 src/client/util/DocumentManager.ts | 51 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 src/client/util/DocumentManager.ts

(limited to 'src/client/util/DocumentManager.ts')

diff --git a/src/client/util/DocumentManager.ts b/src/client/util/DocumentManager.ts
new file mode 100644
index 000000000..5b99b4ef8
--- /dev/null
+++ b/src/client/util/DocumentManager.ts
@@ -0,0 +1,51 @@
+import React = require('react')
+import { observer } from 'mobx-react';
+import { observable, action } from 'mobx';
+import { Document } from "../../fields/Document"
+import { DocumentView } from '../views/nodes/DocumentView';
+
+
+export class DocumentManager {
+
+    //global holds all of the nodes (regardless of which collection they're in)
+    @observable
+    public DocumentViews: DocumentView[] = [];
+
+    // singleton instance
+    private static _instance: DocumentManager;
+
+    // create one and only one instance of NodeManager
+    public static get Instance(): DocumentManager {
+        return this._instance || (this._instance = new this());
+    }
+
+    //private constructor so no other class can create a nodemanager
+    private constructor() {
+        // this.DocumentViews = new Array<DocumentView>();
+    }
+
+    public getDocumentView(toFind: Document): DocumentView | null {
+
+        let toReturn: DocumentView | null;
+        toReturn = null;
+
+        //gets document view that is in a freeform canvas collection
+        DocumentManager.Instance.DocumentViews.map(view => {
+            let doc = view.props.Document;
+            // if (view.props.ContainingCollectionView instanceof CollectionFreeFormView) {
+            //     if (Object.is(doc, toFind)) {
+            //         toReturn = view;
+            //         return;
+            //     }
+            // }
+
+            if (Object.is(doc, toFind)) {
+                toReturn = view;
+                return;
+            }
+
+        })
+
+        return (toReturn);
+    }
+}
\ No newline at end of file
-- 
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