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bulkFileEdits.ts
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bulkFileEdits.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { WorkspaceFileEditOptions } from 'vs/editor/common/modes';
import { IFileService, FileSystemProviderCapabilities, IFileContent } from 'vs/platform/files/common/files';
import { IProgress } from 'vs/platform/progress/common/progress';
import { IConfigurationService } from 'vs/platform/configuration/common/configuration';
import { IWorkingCopyFileService } from 'vs/workbench/services/workingCopy/common/workingCopyFileService';
import { IWorkspaceUndoRedoElement, UndoRedoElementType, IUndoRedoService, UndoRedoGroup, UndoRedoSource } from 'vs/platform/undoRedo/common/undoRedo';
import { URI } from 'vs/base/common/uri';
import { IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
import { ILogService } from 'vs/platform/log/common/log';
import { VSBuffer } from 'vs/base/common/buffer';
import { ResourceFileEdit } from 'vs/editor/browser/services/bulkEditService';
import * as resources from 'vs/base/common/resources';
import { CancellationToken } from 'vs/base/common/cancellation';
interface IFileOperationUndoRedoInfo {
undoRedoGroupId?: number;
isUndoing?: boolean;
}
interface IFileOperation {
uris: URI[];
perform(token: CancellationToken): Promise<IFileOperation>;
}
class Noop implements IFileOperation {
readonly uris = [];
async perform() { return this; }
toString(): string {
return '(noop)';
}
}
class RenameOperation implements IFileOperation {
constructor(
readonly newUri: URI,
readonly oldUri: URI,
readonly options: WorkspaceFileEditOptions,
readonly undoRedoInfo: IFileOperationUndoRedoInfo,
@IWorkingCopyFileService private readonly _workingCopyFileService: IWorkingCopyFileService,
@IFileService private readonly _fileService: IFileService,
) { }
get uris() {
return [this.newUri, this.oldUri];
}
async perform(token: CancellationToken): Promise<IFileOperation> {
// rename
if (this.options.overwrite === undefined && this.options.ignoreIfExists && await this._fileService.exists(this.newUri)) {
return new Noop(); // not overwriting, but ignoring, and the target file exists
}
await this._workingCopyFileService.move([{ source: this.oldUri, target: this.newUri }], { overwrite: this.options.overwrite, ...this.undoRedoInfo }, token);
return new RenameOperation(this.oldUri, this.newUri, this.options, { isUndoing: true }, this._workingCopyFileService, this._fileService);
}
toString(): string {
const oldBasename = resources.basename(this.oldUri);
const newBasename = resources.basename(this.newUri);
if (oldBasename !== newBasename) {
return `(rename ${oldBasename} to ${newBasename})`;
}
return `(rename ${this.oldUri} to ${this.newUri})`;
}
}
class CopyOperation implements IFileOperation {
constructor(
readonly newUri: URI,
readonly oldUri: URI,
readonly options: WorkspaceFileEditOptions,
readonly undoRedoInfo: IFileOperationUndoRedoInfo,
@IWorkingCopyFileService private readonly _workingCopyFileService: IWorkingCopyFileService,
@IFileService private readonly _fileService: IFileService,
@IInstantiationService private readonly _instaService: IInstantiationService
) { }
get uris() {
return [this.newUri, this.oldUri];
}
async perform(token: CancellationToken): Promise<IFileOperation> {
// copy
if (this.options.overwrite === undefined && this.options.ignoreIfExists && await this._fileService.exists(this.newUri)) {
return new Noop(); // not overwriting, but ignoring, and the target file exists
}
await this._workingCopyFileService.copy([{ source: this.oldUri, target: this.newUri }], { overwrite: this.options.overwrite, ...this.undoRedoInfo }, token);
return this._instaService.createInstance(DeleteOperation, this.newUri, this.options, { isUndoing: true }, true);
}
toString(): string {
return `(copy ${this.oldUri} to ${this.newUri})`;
}
}
class CreateOperation implements IFileOperation {
constructor(
readonly newUri: URI,
readonly options: WorkspaceFileEditOptions,
readonly undoRedoInfo: IFileOperationUndoRedoInfo,
readonly contents: VSBuffer | undefined,
@IFileService private readonly _fileService: IFileService,
@IWorkingCopyFileService private readonly _workingCopyFileService: IWorkingCopyFileService,
@IInstantiationService private readonly _instaService: IInstantiationService,
) { }
get uris() {
return [this.newUri];
}
async perform(token: CancellationToken): Promise<IFileOperation> {
// create file
if (this.options.overwrite === undefined && this.options.ignoreIfExists && await this._fileService.exists(this.newUri)) {
return new Noop(); // not overwriting, but ignoring, and the target file exists
}
if (this.options.folder) {
await this._workingCopyFileService.createFolder(this.newUri, { ...this.undoRedoInfo }, token);
} else {
await this._workingCopyFileService.create(this.newUri, this.contents, { overwrite: this.options.overwrite, ...this.undoRedoInfo }, token);
}
return this._instaService.createInstance(DeleteOperation, this.newUri, this.options, { isUndoing: true }, !this.options.folder && !this.contents);
}
toString(): string {
return this.options.folder ? `create ${resources.basename(this.newUri)} folder`
: `(create ${resources.basename(this.newUri)} with ${this.contents?.byteLength || 0} bytes)`;
}
}
class DeleteOperation implements IFileOperation {
constructor(
readonly oldUri: URI,
readonly options: WorkspaceFileEditOptions,
readonly undoRedoInfo: IFileOperationUndoRedoInfo,
private readonly _undoesCreateOperation: boolean,
@IWorkingCopyFileService private readonly _workingCopyFileService: IWorkingCopyFileService,
@IFileService private readonly _fileService: IFileService,
@IConfigurationService private readonly _configurationService: IConfigurationService,
@IInstantiationService private readonly _instaService: IInstantiationService,
@ILogService private readonly _logService: ILogService
) { }
get uris() {
return [this.oldUri];
}
async perform(token: CancellationToken): Promise<IFileOperation> {
// delete file
if (!await this._fileService.exists(this.oldUri)) {
if (!this.options.ignoreIfNotExists) {
throw new Error(`${this.oldUri} does not exist and can not be deleted`);
}
return new Noop();
}
let fileContent: IFileContent | undefined;
if (!this._undoesCreateOperation && !this.options.folder) {
try {
fileContent = await this._fileService.readFile(this.oldUri);
} catch (err) {
this._logService.critical(err);
}
}
const useTrash = !this.options.skipTrashBin && this._fileService.hasCapability(this.oldUri, FileSystemProviderCapabilities.Trash) && this._configurationService.getValue<boolean>('files.enableTrash');
await this._workingCopyFileService.delete([this.oldUri], { useTrash, recursive: this.options.recursive, ...this.undoRedoInfo }, token);
if (typeof this.options.maxSize === 'number' && fileContent && (fileContent?.size > this.options.maxSize)) {
return new Noop();
}
return this._instaService.createInstance(CreateOperation, this.oldUri, this.options, { isUndoing: true }, fileContent?.value);
}
toString(): string {
return `(delete ${resources.basename(this.oldUri)})`;
}
}
class FileUndoRedoElement implements IWorkspaceUndoRedoElement {
readonly type = UndoRedoElementType.Workspace;
readonly resources: readonly URI[];
constructor(
readonly label: string,
readonly operations: IFileOperation[]
) {
this.resources = (<URI[]>[]).concat(...operations.map(op => op.uris));
}
async undo(): Promise<void> {
await this._reverse();
}
async redo(): Promise<void> {
await this._reverse();
}
private async _reverse() {
for (let i = 0; i < this.operations.length; i++) {
const op = this.operations[i];
const undo = await op.perform(CancellationToken.None);
this.operations[i] = undo;
}
}
public toString(): string {
return this.operations.map(op => String(op)).join(', ');
}
}
export class BulkFileEdits {
constructor(
private readonly _label: string,
private readonly _undoRedoGroup: UndoRedoGroup,
private readonly _undoRedoSource: UndoRedoSource | undefined,
private readonly _progress: IProgress<void>,
private readonly _token: CancellationToken,
private readonly _edits: ResourceFileEdit[],
@IInstantiationService private readonly _instaService: IInstantiationService,
@IUndoRedoService private readonly _undoRedoService: IUndoRedoService,
) { }
async apply(): Promise<void> {
const undoOperations: IFileOperation[] = [];
const undoRedoInfo = { undoRedoGroupId: this._undoRedoGroup.id };
for (const edit of this._edits) {
if (this._token.isCancellationRequested) {
break;
}
const options = edit.options || {};
let op: IFileOperation | undefined;
if (edit.newResource && edit.oldResource && !options.copy) {
// rename
op = this._instaService.createInstance(RenameOperation, edit.newResource, edit.oldResource, options, undoRedoInfo);
} else if (edit.newResource && edit.oldResource && options.copy) {
op = this._instaService.createInstance(CopyOperation, edit.newResource, edit.oldResource, options, undoRedoInfo);
} else if (!edit.newResource && edit.oldResource) {
// delete file
op = this._instaService.createInstance(DeleteOperation, edit.oldResource, options, undoRedoInfo, false);
} else if (edit.newResource && !edit.oldResource) {
// create file
op = this._instaService.createInstance(CreateOperation, edit.newResource, options, undoRedoInfo, undefined);
}
if (op) {
const undoOp = await op.perform(this._token);
undoOperations.push(undoOp);
}
this._progress.report(undefined);
}
this._undoRedoService.pushElement(new FileUndoRedoElement(this._label, undoOperations), this._undoRedoGroup, this._undoRedoSource);
}
}