Get hide columns working

Author: gjmooney

js/core/transform.ts

@@ -38,10 +38,15 @@ export namespace Transform {
    */
   export type Hide = {
     /**
-     * A type alias for this trasformation.
+     * A type alias for this transformation.
      */
     type: 'hide';
 
+    /**
+     * The column in the data schema to apply the transformation to.
+     */
+    column: string;
+
     /**
      * The column in the data schema to apply the transformation to.
      */

js/core/transformExecutors.ts

@@ -64,6 +64,11 @@ export namespace HideExecutor {
      */
     field: string;
 
+    /**
+     * The data type of the column associated with this transform.
+     */
+    dType: string;
+
     /**
      * Boolean indicating if all columns should be hidden
      */

js/core/transformStateManager.ts

@@ -44,7 +44,7 @@ export class TransformStateManager {
         this._state[transform.column]['filter'] = transform;
         break;
       case 'hide':
-        this._state[transform.columnIndex]['hide'] = transform;
+        this._state[transform.column]['hide'] = transform;
         break;
       default:
         throw 'unreachable';
@@ -153,8 +153,16 @@ export class TransformStateManager {
         filterExecutors.push(executor);
       }
       if (transform.hide) {
+        let dType = '';
+        for (const field of data.schema.fields) {
+          if (field.name === transform.hide.column) {
+            dType = field.type;
+          }
+        }
+
         const executor = new HideExecutor({
-          field: data.schema.fields[transform.hide.columnIndex]['name'],
+          field: transform.hide.column,
+          dType,
           hideAll: transform.hide.hideAll,
         });
         hideExecutors.push(executor);

js/core/viewbasedjsonmodel.ts

@@ -76,7 +76,6 @@ export class ViewBasedJSONModel extends MutableDataModel {
    */
   updateDataset(data: DataSource): void {
     this._dataset = data;
-    // does not happen when selecting hide column
     this._updatePrimaryKeyMap();
     const view = new View(this._dataset);
     this.currentView = view;
@@ -567,7 +566,6 @@ export class ViewBasedJSONModel extends MutableDataModel {
     }
     // We need to rerun the transforms, as the changed cells may change the order
     // or visibility of other rows
-    console.log('update row value');
     this.currentView = this._transformState.createView(this._dataset);
   }
 

js/feathergrid.ts

@@ -1074,14 +1074,20 @@ export class FeatherGrid extends Widget {
       label: 'Hide Column',
       mnemonic: -1,
       execute: (args) => {
-        const cellClick: FeatherGridContextMenu.CommandArgs =
+        const command: FeatherGridContextMenu.CommandArgs =
           args as FeatherGridContextMenu.CommandArgs;
+
         const colIndex = this._dataModel.getSchemaIndex(
-          cellClick.region,
-          cellClick.columnIndex,
+          command.region,
+          command.columnIndex,
         );
+
+        const column =
+          this.dataModel.currentView.dataset.schema.fields[colIndex];
+
         this._dataModel.addTransform({
           type: 'hide',
+          column: column.name,
           columnIndex: colIndex,
           hideAll: false,
         });
@@ -1097,8 +1103,13 @@ export class FeatherGrid extends Widget {
           cellClick.region,
           cellClick.columnIndex,
         );
+
+        const column =
+          this.dataModel.currentView.dataset.schema.fields[colIndex];
+
         this._dataModel.addTransform({
           type: 'hide',
+          column: column.name,
           columnIndex: colIndex,
           hideAll: true,
         });
@@ -1110,14 +1121,10 @@ export class FeatherGrid extends Widget {
       execute: () => {
         const activeTransforms: Transform.TransformSpec[] =
           this._dataModel.activeTransforms;
-        console.log(
-          'this._dataModel.activeTransforms',
-          this._dataModel.activeTransforms,
-        );
+
         const newTransforms = activeTransforms.filter(
           (val) => val.type !== 'hide',
         );
-        console.log('newTransforms', newTransforms);
         this._dataModel.replaceTransforms(newTransforms);
       },
     });