#172 added refresh all open data previews on data source file content change

Author: RandomFractals

src/data.preview.ts

@@ -795,6 +795,13 @@ export class DataPreview {
     return this._uri;
   }
 
+  /**
+   * Gets the source data url for this preview.
+   */
+  get dataUrl(): string {
+    return this._dataUrl;
+  }
+
   /**
    * Gets the preview uri to load on data preview command triggers or vscode IDE reload. 
    */

src/extension.ts

@@ -74,22 +74,20 @@ export function activate(context: ExtensionContext) {
   // refresh associated preview on data file save
   workspace.onDidSaveTextDocument((document: TextDocument) => {
     if (isDataFile(document)) {
-      const uri: Uri = document.uri.with({scheme: 'data'});
-      const preview: DataPreview = previewManager.find(uri);
-      if (preview) {
-        preview.refresh();
-      }
+      const dataUri: Uri = document.uri; // .with({scheme: 'data'});
+      const previews: Array<DataPreview> = previewManager.find(dataUri);
+      previews.forEach(preview => preview.refresh());
     }
   });
 
   // reset associated preview on data file change
   workspace.onDidChangeTextDocument((changeEvent: TextDocumentChangeEvent) => {
     if (isDataFile(changeEvent.document)) {
-      const uri: Uri = changeEvent.document.uri.with({scheme: 'data'});
-      const preview: DataPreview = previewManager.find(uri);
-      if (preview && changeEvent.contentChanges.length > 0) {
+      const dataUri: Uri = changeEvent.document.uri; //.with({scheme: 'data'});
+      const previews: Array<DataPreview> = previewManager.find(dataUri);
+      if (previews && changeEvent.contentChanges.length > 0) {
         // TODO: add refresh interval before enabling this
-        // preview.refresh();
+        // previews.forEach(preview => preview.refresh());
       }
     }
   });

src/preview.manager.ts

@@ -39,11 +39,12 @@ export class PreviewManager {
   }
 
   /**
-   * Returns matching preview for the specified uri.
-   * @param uri preview uri.
+   * Returns matching preview for the specified data uri.
+   * @param dataUri Data Uri to find for open data previews.
    */
-  public find(uri: Uri): DataPreview {        
-    return this._previews.find(p => p.previewUri.toString() === uri.toString());
+  public find(dataUri: Uri): Array<DataPreview> {
+    const dataUrl: string = dataUri.toString(true); // skip uri encoding
+    return this._previews.filter(p => p.dataUrl === dataUrl);
   }
 
   /**