feat: Can select folder to save the LeetCode files (LeetCode-OpenSource#365)

Author: jdneo

README.md

@@ -121,7 +121,7 @@
 | `leetcode.defaultLanguage` | Specify the default language used to solve the problem. Supported languages are: `bash`, `c`, `cpp`, `csharp`, `golang`, `java`, `javascript`, `kotlin`, `mysql`, `php`, `python`,`python3`,`ruby`,`rust`, `scala`,`swift`                                                                                                                                                         | `N/A`         |
 | `leetcode.useWsl`          | Specify whether to use WSL or not                                                                                                                                                                                                                                                                                                                                                  | `false`       |
 | `leetcode.endpoint`        | Specify the active endpoint. Supported endpoints are: `leetcode`, `leetcode-cn`                                                                                                                                                                                                                                                                                                    | `leetcode`    |
-| `leetcode.workspaceFolder` | Specify the path of the workspace folder to store the problem files. | `${home}/.leetcode` |
+| `leetcode.workspaceFolder` | Specify the path of the workspace folder to store the problem files. | `""` |
 | `leetcode.outputFolder`    | Specify the relative path to save the problem files. Besides using customized path, there are also several reserved words which can be used here: <ul><li>`${tag}`: Categorize the problem according to their tags.<li>`${language}`: Categorize the problem according to their language.</li><li>`${difficulty}`: Categorize the problem according to their difficulty.</li></ul>For example: `problem-${tag}-${difficulty}` | N/A           |
 | `leetcode.enableStatusBar` | Specify whether the LeetCode status bar will be shown or not.                                                                                                                                                                                                                                                                                                                      | `true`        |
 | **(Deprecated)** `leetcode.enableShortcuts` | Specify whether the submit and test shortcuts in editor or not.                                                                                                                                                                                                                                                                                                                    | `true`        |

docs/README_zh-CN.md

@@ -121,7 +121,7 @@
 | `leetcode.defaultLanguage` | 指定答题时使用的默认语言，可选语言有：`bash`, `c`, `cpp`, `csharp`, `golang`, `java`, `javascript`, `kotlin`, `mysql`, `php`, `python`,`python3`,`ruby`, `rust`, `scala`,`swift`                                                    | `N/A`      |
 | `leetcode.useWsl`          | 指定是否启用 WSL                                                                                                                                                                                                                    | `false`    |
 | `leetcode.endpoint`        | 指定使用的终端，可用终端有：`leetcode`, `leetcode-cn`                                                                                                                                                                               | `leetcode` |
-| `leetcode.workspaceFolder` | 指定保存文件的工作区目录 | `${home}/.leetcode` |
+| `leetcode.workspaceFolder` | 指定保存文件的工作区目录 | `""` |
 | `leetcode.outputFolder`    | 指定保存文件时所用的相对文件夹路径。除了用户自定义路径外，也可以使用保留项，包括：<ul><li>`${tag}`: 根据题目的类别进行分类。<li>`${language}`: 根据题目的语言进行分类。</li><li>`${difficulty}`: 根据题目的难度进行分类。</li></ul>例如：`problem-${tag}-${difficulty}` | N/A        |
 | `leetcode.enableStatusBar` | 指定是否在 VS Code 下方显示插件状态栏。                                                                                                                                                                                             | `true`     |
 | **(Deprecated)** `leetcode.enableShortcuts` | 指定是否在 VS Code 编辑文件下方显示提交和测试的快捷按钮。                                                                                                                                                                           | `true`     |

package.json

@@ -314,7 +314,7 @@
                         "type": "string",
                         "scope": "application",
                         "description": "The path of the workspace folder to store the problem files.",
-                        "default": "${home}/.leetcode"
+                        "default": ""
                     },
                     "leetcode.outputFolder": {
                         "type": "string",

src/utils/settingUtils.ts

@@ -1,7 +1,6 @@
 // Copyright (c) jdneo. All rights reserved.
 // Licensed under the MIT license.
 
-import * as os from "os";
 import { workspace, WorkspaceConfiguration } from "vscode";
 
 export function getWorkspaceConfiguration(): WorkspaceConfiguration {
@@ -13,8 +12,7 @@ export function shouldHideSolvedProblem(): boolean {
 }
 
 export function getWorkspaceFolder(): string {
-    const rawWorkspaceFolder: string = getWorkspaceConfiguration().get<string>("workspaceFolder", "${home}/.leetcode");
-    return rawWorkspaceFolder.replace(/\${home}/i, os.homedir());
+    return getWorkspaceConfiguration().get<string>("workspaceFolder", "");
 }
 
 export function getEditorShortcuts(): string[] {

src/utils/uiUtils.ts

@@ -92,6 +92,18 @@ export async function showFileSelectDialog(): Promise<vscode.Uri[] | undefined>
     return await vscode.window.showOpenDialog(options);
 }
 
+export async function showDirectorySelectDialog(): Promise<vscode.Uri[] | undefined> {
+    const defaultUri: vscode.Uri | undefined = vscode.workspace.rootPath ? vscode.Uri.file(vscode.workspace.rootPath) : undefined;
+    const options: vscode.OpenDialogOptions = {
+        defaultUri,
+        canSelectFiles: false,
+        canSelectFolders: true,
+        canSelectMany: false,
+        openLabel: "Select",
+    };
+    return await vscode.window.showOpenDialog(options);
+}
+
 export async function openUrl(url: string): Promise<void> {
     vscode.commands.executeCommand("vscode.open", vscode.Uri.parse(url));
 }

src/utils/workspaceUtils.ts

@@ -1,13 +1,23 @@
 // Copyright (c) jdneo. All rights reserved.
 // Licensed under the MIT license.
 
+import * as os from "os";
 import * as path from "path";
 import * as vscode from "vscode";
-import { getWorkspaceFolder } from "./settingUtils";
+import { IQuickItemEx } from "../shared";
+import { getWorkspaceConfiguration, getWorkspaceFolder } from "./settingUtils";
+import { showDirectorySelectDialog } from "./uiUtils";
 import * as wsl from "./wslUtils";
 
 export async function selectWorkspaceFolder(): Promise<string> {
-    const workspaceFolderSetting: string = getWorkspaceFolder();
+    let workspaceFolderSetting: string = getWorkspaceFolder();
+    if (workspaceFolderSetting.trim() === "") {
+        workspaceFolderSetting = await determineLeetCodeFolder();
+        if (workspaceFolderSetting === "") {
+            // User cancelled
+            return workspaceFolderSetting;
+        }
+    }
     const workspaceFolders: vscode.WorkspaceFolder[] = vscode.workspace.workspaceFolders || [];
     let needAsk: boolean = true;
     for (const folder of workspaceFolders) {
@@ -70,6 +80,42 @@ function isSubFolder(from: string, to: string): boolean {
     return !relative.startsWith("..") && !path.isAbsolute(relative);
 }
 
+async function determineLeetCodeFolder(): Promise<string> {
+    let result: string;
+    const picks: Array<IQuickItemEx<string>> = [];
+    picks.push(
+        {
+            label: `Default location`,
+            detail: `${path.join(os.homedir(), ".leetcode")}`,
+            value: `${path.join(os.homedir(), ".leetcode")}`,
+        },
+        {
+            label: "$(file-directory) Browse...",
+            value: ":browse",
+        },
+    );
+    const choice: IQuickItemEx<string> | undefined = await vscode.window.showQuickPick(
+        picks,
+        { placeHolder: "Select where you would like to save your LeetCode files" },
+    );
+    if (!choice) {
+        result = "";
+    } else if (choice.value === ":browse") {
+        const directory: vscode.Uri[] | undefined = await showDirectorySelectDialog();
+        if (!directory || directory.length < 1) {
+            result = "";
+        } else {
+            result = directory[0].fsPath;
+        }
+    } else {
+        result = choice.value;
+    }
+
+    getWorkspaceConfiguration().update("workspaceFolder", result, vscode.ConfigurationTarget.Global);
+
+    return result;
+}
+
 enum OpenOption {
     openInCurrentWindow = "Open in current window",
     openInNewWindow = "Open in new window",