From e8f1d494d36a5e1f1ee33d59faa4be2559cd752e Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Tue, 22 Apr 2025 10:54:38 -0400
Subject: adding drop handling code for scrapbookBox

---
 src/client/views/nodes/scrapbook/ScrapbookBox.tsx | 87 ++++++++++++-----------
 1 file changed, 46 insertions(+), 41 deletions(-)

(limited to 'src/client/views/nodes/scrapbook')

diff --git a/src/client/views/nodes/scrapbook/ScrapbookBox.tsx b/src/client/views/nodes/scrapbook/ScrapbookBox.tsx
index 56cfcda70..b02976067 100644
--- a/src/client/views/nodes/scrapbook/ScrapbookBox.tsx
+++ b/src/client/views/nodes/scrapbook/ScrapbookBox.tsx
@@ -1,24 +1,25 @@
-import { makeObservable } from 'mobx';
+import { action, makeObservable, observable } from 'mobx';
 import * as React from 'react';
-import { ViewBoxAnnotatableComponent } from '../../DocComponent';
-import { FieldView, FieldViewProps } from '../FieldView';
+import { Doc } from '../../../../fields/Doc';
+import { List } from '../../../../fields/List';
+import { emptyFunction } from '../../../../Utils';
 import { Docs } from '../../../documents/Documents';
 import { DocumentType } from '../../../documents/DocumentTypes';
-import { action, observable } from 'mobx';
-import { DocListCast } from '../../../../fields/Doc';
-import { Doc } from '../../../../fields/Doc';
+import { CollectionView } from '../../collections/CollectionView';
+import { ViewBoxAnnotatableComponent } from '../../DocComponent';
 import { DocumentView } from '../DocumentView';
-import { FormattedTextBox } from '../formattedText/FormattedTextBox';
-import { List } from '../../../../fields/List';
+import { FieldView, FieldViewProps } from '../FieldView';
+import { DragManager } from '../../../util/DragManager';
 // Scrapbook view: a container that lays out its child items in a grid/template
 export class ScrapbookBox extends ViewBoxAnnotatableComponent<FieldViewProps>() {
     @observable createdDate: string;
+    private _dropDisposer?: DragManager.DragDropDisposer;
 
     constructor(props: FieldViewProps) {
         super(props);
         makeObservable(this);
         this.createdDate = this.getFormattedDate();
-  
+
         // ensure we always have a List<Doc> in dataDoc['items']
         if (!this.dataDoc[this.fieldKey]) {
             this.dataDoc[this.fieldKey] = new List<Doc>();
@@ -31,12 +32,6 @@ export class ScrapbookBox extends ViewBoxAnnotatableComponent<FieldViewProps>()
         return FieldView.LayoutString(ScrapbookBox, fieldStr);
     }
 
-
-    
-    
-     
-    
-
     getFormattedDate(): string {
         return new Date().toLocaleDateString(undefined, {
             year: 'numeric',
@@ -55,40 +50,50 @@ export class ScrapbookBox extends ViewBoxAnnotatableComponent<FieldViewProps>()
 
     componentDidMount() {
         this.setTitle();
-        if (!this.dataDoc[this.fieldKey]) {
-            this.dataDoc[this.fieldKey] = new List<Doc>();
-        }
     }
 
+    childRejectDrop = (draggedDoc: Doc[] | undefined, subView?: DocumentView) => {
+        if (draggedDoc?.length === 1 && subView) {
+            if (subView.Document.type === DocumentType.IMG && draggedDoc[0].$type !== DocumentType.IMG) {
+                return true;
+            }
+        }
+        return false;
+    };
+    rejectDrop = (draggedDoc: Doc[] | undefined, subView?: DocumentView) => {
+        if (draggedDoc?.length === 1 && draggedDoc[0].$type !== DocumentType.IMG) {
+            return true;
+        }
+        return false;
+    };
+    onInternalDrop = (e: Event, de: DragManager.DropEvent) => {
+        if (de.complete.docDragData?.draggedDocuments[0]?.$type === DocumentType.IMG) {
+            return true;
+        }
+        return false;
+    };
+
+    protected createDashEventsTarget = (ele: HTMLDivElement | null) => {
+        this._dropDisposer?.();
+        if (ele) {
+            this._dropDisposer = DragManager.MakeDropTarget(ele, this.onInternalDrop.bind(this), this.layoutDoc);
+        }
+    };
+
     render() {
-        // cast into an array even if empty
-        const items: Doc[] = DocListCast(this.dataDoc[this.fieldKey]);
-    
         return (
-            <div style={{ background: 'beige', width: '100%', height: '100%' }}>
-                        
+            <div style={{ background: 'beige', width: '100%', height: '100%' }} ref={r => r && this.createDashEventsTarget(r)}>
+                <CollectionView
+                    {...this._props} //
+                    setContentViewBox={emptyFunction}
+                    rejectDrop={this.rejectDrop}
+                    childRejectDrop={this.childRejectDrop}
+                />
             </div>
-        
-        //   <div
-        //     style={{
-        //     }}
-        //   >
-        //     {items.length === 0
-        //       ? <div style={{color:'#888',fontStyle:'italic'}}>Drop docs here</div>
-        //       : items.map((childDoc, idx) => (
-        //           <DocumentView
-        //             key={String(childDoc.id ?? idx)}
-        //             {...this._props}
-        //             Document={childDoc}
-        //           />
-        //         ))
-        //     }
-        //   </div>
         );
-      }
+    }
 }
 
-
 // Register scrapbook
 Docs.Prototypes.TemplateMap.set(DocumentType.SCRAPBOOK, {
     layout: { view: ScrapbookBox, dataField: 'items' },
-- 
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