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Fix split cell undo (#17845)

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* fix split cell undo
This commit is contained in:
Barbara Valdez
2021-12-08 15:17:54 -08:00
committed by GitHub
parent a9a8fec98a
commit 772d0bea83
3 changed files with 75 additions and 21 deletions
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6
src/sql/workbench/services/notebook/browser/models/cellEdit.ts
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@@ -5,7 +5,7 @@
import { IResourceUndoRedoElement, UndoRedoElementType } from 'vs/platform/undoRedo/common/undoRedo';
import { ICellModel, MoveDirection } from 'sql/workbench/services/notebook/browser/models/modelInterfaces';
import { NotebookModel } from 'sql/workbench/services/notebook/browser/models/notebookModel';
import { NotebookModel, SplitCell } from 'sql/workbench/services/notebook/browser/models/notebookModel';
import * as TelemetryKeys from 'sql/platform/telemetry/common/telemetryKeys';
import { localize } from 'vs/nls';
@@ -36,11 +36,11 @@ export class SplitCellEdit implements IResourceUndoRedoElement {
resource = this.model.notebookUri;
private readonly cellOperation = { cell_operation: 'split_cell' };
constructor(private model: NotebookModel, private firstCell: ICellModel, private secondCell: ICellModel, private newLinesRemoved: string[]) {
constructor(private model: NotebookModel, private cells: SplitCell[]) {
}
undo(): void {
this.model.mergeCells(this.firstCell, this.secondCell, this.newLinesRemoved);
this.model.mergeCells(this.cells);
this.model.sendNotebookTelemetryActionEvent(TelemetryKeys.NbTelemetryAction.UndoCell, this.cellOperation);
}

45
src/sql/workbench/services/notebook/browser/models/notebookModel.ts
View File

@@ -58,6 +58,11 @@ interface INotebookMetadataInternal extends nb.INotebookMetadata {
azdata_notebook_guid?: string;
}
export type SplitCell = {
cell: ICellModel;
prefix: string | undefined;
};
type NotebookMetadataKeys = Required<nb.INotebookMetadata>;
const expectedMetadataKeys: NotebookMetadataKeys = {
kernelspec: undefined,
@@ -573,7 +578,7 @@ export class NotebookModel extends Disposable implements INotebookModel {
let newCell = undefined, tailCell = undefined, partialSource = undefined;
let newCellIndex = index;
let tailCellIndex = index;
let newLinesRemoved: string[] = [];
let splitCells: SplitCell[] = [];
// Save UI state
let showMarkdown = this.cells[index].showMarkdown;
@@ -608,6 +613,7 @@ export class NotebookModel extends Disposable implements INotebookModel {
headsource = headsource.concat(partialSource.toString());
}
this.cells[index].source = headsource;
splitCells.push({ cell: this.cells[index], prefix: undefined });
}
if (newCellContent.length) {
@@ -630,6 +636,7 @@ export class NotebookModel extends Disposable implements INotebookModel {
newCell.source = newSource;
newCellIndex++;
this.insertCell(newCell, newCellIndex, false);
splitCells.push({ cell: this.cells[newCellIndex], prefix: undefined });
}
else { //update the existing cell
this.cells[index].source = newSource;
@@ -644,21 +651,22 @@ export class NotebookModel extends Disposable implements INotebookModel {
partialSource = source.slice(tailRange.startLineNumber - 1, tailRange.startLineNumber)[0].slice(tailRange.startColumn - 1);
tailSource.splice(0, 1, partialSource);
}
let newlinesBeforeTailCellContent: string;
//Remove the trailing empty line after the cursor
if (tailSource[0] === '\r\n' || tailSource[0] === '\n') {
newLinesRemoved = tailSource.splice(0, 1);
newlinesBeforeTailCellContent = tailSource.splice(0, 1)[0];
}
tailCell.source = tailSource;
tailCellIndex = newCellIndex + 1;
this.insertCell(tailCell, tailCellIndex, false);
splitCells.push({ cell: this.cells[tailCellIndex], prefix: newlinesBeforeTailCellContent });
}
let activeCell = newCell ? newCell : (headContent.length ? tailCell : this.cells[index]);
let activeCellIndex = newCell ? newCellIndex : (headContent.length ? tailCellIndex : index);
if (addToUndoStack) {
let headCell = newCell ? newCell : this.cells[index];
this.undoService.pushElement(new SplitCellEdit(this, headCell, tailCell, newLinesRemoved));
this.undoService.pushElement(new SplitCellEdit(this, splitCells));
}
//make new cell Active
this.updateActiveCell(activeCell);
@@ -679,19 +687,22 @@ export class NotebookModel extends Disposable implements INotebookModel {
return undefined;
}
public mergeCells(cell: ICellModel, secondCell: ICellModel, newLinesRemoved: string[] | undefined): void {
let index = this._cells.findIndex(cell => cell.equals(cell));
if (index > -1) {
cell.source = newLinesRemoved.length > 0 ? [...cell.source, ...newLinesRemoved, ...secondCell.source] : [...cell.source, ...secondCell.source];
cell.isEditMode = true;
// Set newly created cell as active cell
this.updateActiveCell(cell);
this._contentChangedEmitter.fire({
changeType: NotebookChangeType.CellsModified,
cells: [cell],
cellIndex: index
});
this.deleteCell(secondCell, false);
public mergeCells(cells: SplitCell[]): void {
let firstCell = cells[0].cell;
// Append the other cell sources to the first cell
for (let i = 1; i < cells.length; i++) {
firstCell.source = cells[i].prefix ? [...firstCell.source, ...cells[i].prefix, ...cells[i].cell.source] : [...firstCell.source, ...cells[i].cell.source];
}
firstCell.isEditMode = true;
// Set newly created cell as active cell
this.updateActiveCell(firstCell);
this._contentChangedEmitter.fire({
changeType: NotebookChangeType.CellsModified,
cells: [firstCell],
cellIndex: 0
});
for (let i = 1; i < cells.length; i++) {
this.deleteCell(cells[i].cell, false);
}
}