code-server/packages/vscode/src/dialog.ts

472 lines
14 KiB
TypeScript

import * as fs from "fs";
import * as path from "path";
import { Emitter, Event } from "@coder/events";
import { client as ideClient } from "@coder/ide/src/fill/client";
import { $, addClass, append } from "vs/base/browser/dom";
import { HighlightedLabel } from "vs/base/browser/ui/highlightedlabel/highlightedLabel";
import { ObjectTree } from "vs/base/browser/ui/tree/objectTree";
import { ITreeElement, ITreeNode, ITreeRenderer, TreeFilterResult, TreeVisibility } from "vs/base/browser/ui/tree/tree";
import { KeyCode } from "vs/base/common/keyCodes";
import { URI } from "vs/base/common/uri";
import { getIconClasses } from "vs/editor/common/services/getIconClasses";
import { IModelService } from "vs/editor/common/services/modelService";
import { IModeService } from "vs/editor/common/services/modeService";
import { FileKind } from "vs/platform/files/common/files";
import { IThemeService } from "vs/platform/theme/common/themeService";
import { workbench } from "./workbench";
import "./dialog.scss";
declare var __non_webpack_require__: typeof require;
export enum DialogType {
NewFolder,
Save,
Open,
}
export interface CommonDialogOptions {
readonly title?: string;
readonly defaultPath?: string;
readonly buttonLabel?: string;
}
export interface OpenDialogOptions extends CommonDialogOptions {
readonly properties: {
readonly openFile: true;
readonly openDirectory?: boolean;
readonly showHiddenFiles?: boolean;
} | {
readonly openDirectory: true;
readonly showHiddenFiles?: boolean;
readonly openFile?: boolean;
};
}
export interface SaveDialogOptions extends CommonDialogOptions {
readonly type: DialogType.Save;
readonly nameFieldLabel?: string;
}
export type DialogOptions = OpenDialogOptions | SaveDialogOptions;
export const showOpenDialog = (options: OpenDialogOptions): Promise<string> => {
return new Promise<string>((resolve, reject): void => {
const dialog = new Dialog(DialogType.Open, options);
dialog.onSelect((e) => {
dialog.dispose();
resolve(e);
});
dialog.onError((e) => {
dialog.dispose();
reject(e);
});
});
};
interface DialogEntry {
readonly fullPath: string;
readonly name: string;
readonly isDirectory: boolean;
readonly size: number;
readonly lastModified: string;
}
class Dialog {
private _path: string | undefined;
private static readonly UpperDirId = "..";
private readonly filesNode: HTMLElement;
private readonly pathNode: HTMLElement;
private readonly entryList: ObjectTree<DialogEntry, string>;
private readonly background: HTMLElement;
private readonly root: HTMLElement;
private readonly selectEmitter: Emitter<string>;
private readonly errorEmitter: Emitter<Error>;
public constructor(
private readonly type: DialogType,
private readonly options: DialogOptions,
) {
this.selectEmitter = new Emitter();
this.errorEmitter = new Emitter();
this.background = document.createElement("div");
this.background.style.position = "absolute";
this.background.style.top = "0";
this.background.style.left = "0";
this.background.style.bottom = "0";
this.background.style.right = "0";
this.background.style.zIndex = "5";
this.background.style.display = "flex";
this.background.style.alignItems = "center";
this.background.style.justifyContent = "center";
this.background.style.background = "rgba(0, 0, 0, 0.25)";
this.root = document.createElement("div");
this.root.style.width = "850px";
this.root.style.height = "600px";
this.background.appendChild(this.root);
(document.getElementById("workbench.main.container") || document.body).appendChild(this.background);
this.root.classList.add("dialog");
const setProperty = (vari: string, id: string): void => {
const getColor = (id: string): string | undefined => {
const ts = workbench.serviceCollection.get<IThemeService>(IThemeService) as IThemeService;
const c = ts.getTheme().getColor(id);
if (!c) {
return;
}
return c.toString();
};
const c = getColor(id);
if (c) {
this.root.style.setProperty(vari, c);
}
};
setProperty("--primary", "sideBar.background");
setProperty("--list-active-selection-background", "list.activeSelectionBackground");
setProperty("--list-active-selection-foreground", "list.activeSelectionForeground");
setProperty("--list-hover-background", "list.hoverBackground");
setProperty("--header-background", "sideBarSectionHeader.background");
setProperty("--header-foreground", "sideBarSectionHeader.foreground");
setProperty("--border", "panel.border");
this.background.addEventListener("contextmenu", (event) => {
event.preventDefault();
});
const titleNode = document.createElement("div");
titleNode.classList.add("title");
let title: string | undefined;
switch (this.type) {
// case DialogType.NewFolder:
// title = "New Folder";
// break;
case DialogType.Open:
title = "Open File";
break;
case DialogType.Save:
title = "Save File";
break;
default:
throw new Error("Uncased type");
}
titleNode.innerText = options.title || title;
this.root.appendChild(titleNode);
const navItems = document.createElement("div");
navItems.classList.add("nav");
this.pathNode = document.createElement("div");
this.pathNode.classList.add("path");
navItems.appendChild(this.pathNode);
this.root.appendChild(navItems);
const headingsNode = document.createElement("div");
headingsNode.className = "headings dialog-grid";
["Name", "Size", "Last Modified"].forEach(e => {
const header = document.createElement("div");
header.innerText = e;
headingsNode.appendChild(header);
});
this.root.appendChild(headingsNode);
const fileAreaNode = document.createElement("div");
fileAreaNode.classList.add("file-area");
fileAreaNode.classList.add("show-file-icons");
this.filesNode = document.createElement("div");
this.filesNode.className = "files-list";
this.entryList = new ObjectTree<DialogEntry, string>(this.filesNode, {
getHeight: (entry: DialogEntry): number => {
return 20;
},
getTemplateId: (entry: DialogEntry): string => {
return "dialog-entry";
},
}, [new DialogEntryRenderer()], {
openController: {
shouldOpen: (event): boolean => {
return true;
},
},
keyboardNavigationLabelProvider: {
getKeyboardNavigationLabel: (element): string => {
return element.name;
},
mightProducePrintableCharacter: (event): boolean => {
if (event.ctrlKey || event.metaKey) {
// ignore ctrl/cmd-combination but not shift/alt-combinatios
return false;
}
// weak check for certain ranges. this is properly implemented in a subclass
// with access to the KeyboardMapperFactory.
if ((event.keyCode >= KeyCode.KEY_A && event.keyCode <= KeyCode.KEY_Z)
|| (event.keyCode >= KeyCode.KEY_0 && event.keyCode <= KeyCode.KEY_9)
|| event.keyCode === KeyCode.US_DOT || event.keyCode === KeyCode.US_SLASH || event.keyCode === KeyCode.US_MINUS) {
return true;
}
return false;
},
},
automaticKeyboardNavigation: true,
enableKeyboardNavigation: true,
multipleSelectionSupport: false,
openOnSingleClick: false,
filter: {
filter: (): TreeFilterResult<string> => {
// tslint:disable-next-line:no-any
(<any>this.entryList)._options.simpleKeyboardNavigation = true;
// tslint:disable-next-line:no-any
const pat = (<any>this.entryList).typeFilterController.filter._pattern;
return {
data: pat,
visibility: TreeVisibility.Visible,
};
},
},
filterOnType: true,
});
// tslint:disable-next-line:no-any
(<any>this.entryList).focusNavigationFilter = (node: ITreeNode<DialogEntry, string>): boolean => {
if (node.filterData) {
return node.element.name.toLowerCase().startsWith(node.filterData.toLowerCase()!);
}
return false;
};
this.entryList.onDidOpen((event) => {
const element = event.elements[0]!;
if (!element) {
const fv = this.filterValue;
if (fv === Dialog.UpperDirId) {
this.path = path.dirname(this._path!);
}
if (fv.startsWith("/")) {
fs.stat(fv, (err, stats) => {
if (err) {
return;
}
if (stats.isDirectory()) {
this.path = fv;
}
});
}
return;
}
if (element.isDirectory) {
this.path = element.fullPath;
} else {
// Open
this.selectEmitter.emit(element.fullPath);
}
});
fileAreaNode.appendChild(this.entryList.getHTMLElement());
this.root.appendChild(fileAreaNode);
const buttonsNode = document.createElement("div");
buttonsNode.className = "buttons";
const cancelBtn = document.createElement("button");
cancelBtn.innerText = "Cancel";
cancelBtn.addEventListener("click", () => {
this.errorEmitter.emit(new Error("Cancelled"));
});
buttonsNode.appendChild(cancelBtn);
const confirmBtn = document.createElement("button");
confirmBtn.innerText = "Confirm";
confirmBtn.addEventListener("click", () => {
if (this._path) {
this.selectEmitter.emit(this._path);
}
});
buttonsNode.appendChild(confirmBtn);
this.root.appendChild(buttonsNode);
this.entryList.layout();
this.path = options.defaultPath || "/";
}
public get onSelect(): Event<string> {
return this.selectEmitter.event;
}
public get onError(): Event<Error> {
return this.errorEmitter.event;
}
public dispose(): void {
this.selectEmitter.dispose();
this.errorEmitter.dispose();
this.entryList.dispose();
this.background.remove();
}
private buildPath(): void {
while (this.pathNode.lastChild) {
this.pathNode.removeChild(this.pathNode.lastChild);
}
if (!this._path) {
throw new Error("cannot build path node without valid path");
}
const pathParts = ["", ...this._path.split("/").filter((p) => p.length > 0)];
for (let i = 0; i < pathParts.length; i++) {
const pathPartNode = document.createElement("div");
pathPartNode.classList.add("path-part");
pathPartNode.innerText = pathParts[i].length > 0 ? pathParts[i] : "/";
if (i === pathParts.length - 1) {
pathPartNode.classList.add("active");
}
pathPartNode.addEventListener("click", () => {
this.path = "/" + pathParts.slice(0, i + 1).join("/");
});
this.pathNode.appendChild(pathPartNode);
}
}
private set path(directory: string) {
const ts = Date.now();
this.list(directory).then((value) => {
this._path = directory;
this.buildPath();
while (this.filesNode.lastChild) {
this.filesNode.removeChild(this.filesNode.lastChild);
}
const items = value.filter((v) => {
if (v.name.startsWith(".")) {
const props = (this.options as OpenDialogOptions).properties;
if (props && props.showHiddenFiles) {
return true;
}
return false;
}
return true;
});
this.entryList.setChildren(null, items.map((i: DialogEntry): ITreeElement<DialogEntry> => ({ element: i })));
this.entryList.domFocus();
this.entryList.setFocus([null]);
// Clears the input on refresh
// tslint:disable-next-line:no-any
(<any>this.entryList).typeFilterController.onInput("");
}).catch((ex) => {
this.errorEmitter.emit(ex);
});
}
private get filterValue(): string {
// tslint:disable-next-line:no-any
return (<any>this.entryList).typeFilterController.filter._pattern;
}
private async list(directory: string): Promise<ReadonlyArray<DialogEntry>> {
return ideClient.evaluate((_helper, directory) => {
const fs = __non_webpack_require__("fs") as typeof import("fs");
const util = __non_webpack_require__("util") as typeof import("util");
const path = __non_webpack_require__("path") as typeof import("path");
return util.promisify(fs.readdir)(directory).then((paths) => {
paths = paths.sort();
return Promise.all(paths.map(p => util.promisify(fs.stat)(path.join(directory, p)))).then((stats) => {
return {
paths,
stats,
};
});
}).then(({ paths, stats }) => {
return stats.map((stat, index): DialogEntry => {
return {
fullPath: path.join(directory, paths[index]),
name: paths[index],
isDirectory: stat.isDirectory(),
lastModified: stat.mtime.toDateString(),
size: stat.size,
};
});
});
}, directory);
}
}
interface DialogEntryData {
icon: HTMLElement;
size: HTMLElement;
lastModified: HTMLElement;
label: HighlightedLabel;
}
class DialogEntryRenderer implements ITreeRenderer<DialogEntry, string, DialogEntryData> {
public get templateId(): string {
return "dialog-entry";
}
public renderTemplate(container: HTMLElement): DialogEntryData {
addClass(container, "dialog-entry");
addClass(container, "dialog-grid");
const wrapper = append(container, $(".dialog-entry-info"));
const icon: HTMLElement = append(wrapper, $("div"));
const name = append(wrapper, $(".dialog-entry-name"));
const label = new HighlightedLabel(name, false);
append(container, wrapper);
const size = append(container, $(".dialog-entry-size"));
const mtime = append(container, $(".dialog-entry-mtime"));
return {
icon,
size,
lastModified: mtime,
label,
};
}
public renderElement(node: ITreeNode<DialogEntry, string>, index: number, templateData: DialogEntryData): void {
templateData.icon.className = "dialog-entry-icon monaco-icon-label";
const classes = getIconClasses(
workbench.serviceCollection.get<IModelService>(IModelService) as IModelService,
workbench.serviceCollection.get<IModeService>(IModeService) as IModeService,
URI.file(node.element.name),
node.element.isDirectory ? FileKind.FOLDER : FileKind.FILE,
);
templateData.icon.hidden = classes.length === 0;
classes.forEach((c) => {
try {
templateData.icon.classList.add(c);
} catch (ex) {
// Nothin needed. Sometimes bad classes are given
}
});
templateData.label.set(node.element.name, typeof node.filterData === "string" && node.element.name.toLowerCase().startsWith(node.filterData.toLowerCase()) ? [{
start: 0,
end: node.filterData.length,
}] : []);
templateData.size.innerText = node.element.size.toString();
templateData.lastModified.innerText = node.element.lastModified;
}
public disposeTemplate(templateData: DialogEntryData): void {
// throw new Error("Method not implemented.");
}
}