linjinhai
diff --git a/‎CHANGELOG.md
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diff --git a/‎README.md
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diff --git a/‎docs/README_zh-CN.md
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diff --git a/‎package.json
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diff --git a/‎src/commands/plugin.ts
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diff --git a/‎src/commands/show.ts
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diff --git a/‎src/commands/submit.ts
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diff --git a/‎src/commands/test.ts
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diff --git a/‎src/extension.ts
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diff --git a/‎src/leetCodeExecutor.ts
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diff --git a/‎src/leetCodeManager.ts
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diff --git a/‎src/utils/workspaceUtils.ts
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@@ -15,7 +15,7 @@ Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 ## [0.9.0]
 ### Changed
 - Improve the experience of switching endpoint ([#85](https://github.com/jdneo/vscode-leetcode/issues/85))
-- Use webview to show the result page ([#76](https://github.com/jdneo/vscode-leetcode/issues/76))
+- Use web view to show the result page ([#76](https://github.com/jdneo/vscode-leetcode/issues/76))
 
 
 ## [0.8.2]
@@ -54,7 +54,7 @@ Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 
 ## [0.5.1]
 ### Fixed
-- Fix the bug when user's path contains whitespaces ([#34](https://github.com/jdneo/vscode-leetcode/issues/34))
+- Fix the bug when user's path contains white spaces ([#34](https://github.com/jdneo/vscode-leetcode/issues/34))
 
 ## [0.5.0]
 ### Added
@@ -66,7 +66,7 @@ Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 
 ### Changed
 - Simplify the command 'LeetCode: Test Current File' to 'LeetCode: Test' ([#18](https://github.com/jdneo/vscode-leetcode/issues/18))
-- Will automatically save cuurent file when 'LeetCode: Test' command is triggered ([#17](https://github.com/jdneo/vscode-leetcode/issues/17))
+- Will automatically save current file when 'LeetCode: Test' command is triggered ([#17](https://github.com/jdneo/vscode-leetcode/issues/17))
 
 ## [0.3.0]
 ### Added
@@ -75,7 +75,7 @@ Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 ## [0.2.1]
 ### Fixed
 - Fix the wrong icon bug in LeetCode Explorer ([#9](https://github.com/jdneo/vscode-leetcode/issues/9))
-- Fix the switch session bug when login session is experied ([#12](https://github.com/jdneo/vscode-leetcode/issues/12))
+- Fix the switch session bug when login session is expired ([#12](https://github.com/jdneo/vscode-leetcode/issues/12))
 
 ## [0.2.0]
 ### Added
@@ -86,7 +86,7 @@ Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 
 ## [0.1.2]
 ### Fixed
-- Fix the deplicated nodes in LeetCode Explorer bug ([#6](https://github.com/jdneo/vscode-leetcode/issues/6))
+- Fix the duplicated nodes in LeetCode Explorer bug ([#6](https://github.com/jdneo/vscode-leetcode/issues/6))
 
 ## [0.1.1]
 ### Fixed
 
@@ -92,7 +92,7 @@
 - There are 3 ways to test the answer:
   - **Test with the default cases**
   - **Write test cases in input box**
-  - **Test with the writen cases in file**
+  - **Test with the written cases in file**
 
 ---
 
 
@@ -36,7 +36,7 @@
 
 ### 登入登出
 <p align="center">
-  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/sign_in.png" alt="Sign in" />
+  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/sign_in.png" alt="登入登出" />
 </p>
 
 - 点击 `LeetCode Explorer` 中的 `Sign in to LeetCode` 即可登入。
@@ -49,7 +49,7 @@
 
 ### 切换 LeetCode 版本
 <p align="center">
-  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/endpoint.png" alt="Switch Endpoint" />
+  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/endpoint.png" alt="切换 LeetCode 版本" />
 </p>
 
 - LeetCode 目前有**英文版**和**中文版**两种版本。点击 `LeetCode Explorer` 导航栏中的 ![btn_endpoint](https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/btn_endpoint.png) 按钮可切换版本。
@@ -64,7 +64,7 @@
 
 ### 选择题目
 <p align="center">
-  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/pick_problem.png" alt="Pick a problem" />
+  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/pick_problem.png" alt="选择题目" />
 </p>
 
 - 在 `LeetCode Explorer` 中**右键**题目并选择 `Show Problem` 进行答题。
@@ -75,7 +75,7 @@
 
 ### 提交答案
 <p align="center">
-  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/submit.png" alt="Switch Endpoint" />
+  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/submit.png" alt="提交答案" />
 </p>
 
 - 通过点击文件最下方的 `🙏 Submit to LeetCode` 可提交答案。 你也可以触发 **LeetCode: Submit to LeetCode** 命令将**当前**文件作为答案进行提交。
@@ -84,21 +84,21 @@
 
 ### 测试答案
 <p align="center">
-
<img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/test.png" alt="Switch Endpoint" />  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/test.png" alt="Switch Endpoint" />
+  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/test.png" alt="测试答案" />
 </p>
 
 - 在编辑区内右键并选择 `Test in LeetCode`，可对**当前**答案进行测试。
 
 - 有下列三种测试集来源：
   - **默认测试集**：Test with the default cases
   - **在输入框内输入测试集**：Write test cases in input box
-  - **提供自定义测试集文件**：Test with the writen cases in file
+  - **提供自定义测试集文件**：Test with the written cases in file
 
 ---
 
 ### 通过关键字搜索题目
 <p align="center">
-  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/search.png" alt="Switch Endpoint" />
+  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/search.png" alt="通过关键字搜索题目" />
 </p>
 
 - 点击 `LeetCode Explorer` 导航栏中的 ![btn_search](https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/btn_search.png) 按钮可按照关键字搜索题目。
@@ -107,7 +107,7 @@
 
 ### 管理存档
 <p align="center">
-  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/session.png" alt="Switch Endpoint" />
+  <img src="https://raw.githubusercontent.com/jdneo/vscode-leetcode/master/docs/imgs/session.png" alt="管理存档" />
 </p>
 
 - 点击位于 VS Code 底部状态栏的 `LeetCode: ***` 管理 `LeetCode 存档`。你可以**切换**存档或者**创建**新的存档。
 
@@ -26,7 +26,7 @@
     ],
     "preview": true,
     "activationEvents": [
-        "onCommand:leetcode.toogleLeetCodeCn",
+        "onCommand:leetcode.toggleLeetCodeCn",
         "onCommand:leetcode.signin",
         "onCommand:leetcode.signout",
         "onCommand:leetcode.selectSessions",
@@ -47,7 +47,7 @@
                 "category": "LeetCode"
             },
             {
-                "command": "leetcode.toogleLeetCodeCn",
+                "command": "leetcode.toggleLeetCodeCn",
                 "title": "Switch Endpoint",
                 "category": "LeetCode",
                 "icon": {
@@ -133,7 +133,7 @@
         "menus": {
             "view/title": [
                 {
-                    "command": "leetcode.toogleLeetCodeCn",
+                    "command": "leetcode.toggleLeetCodeCn",
                     "when": "view == leetCodeExplorer",
                     "group": "navigation@0"
                 },
 
@@ -9,17 +9,17 @@ import { DialogType, promptForOpenOutputChannel, promptForSignIn } from "../util
 import { deleteCache } from "./cache";
 
 export async function switchEndpoint(): Promise<void> {
-    const isCnEnbaled: boolean = getLeetCodeEndpoint() === Endpoint.LeetCodeCN;
+    const isCnEnabled: boolean = getLeetCodeEndpoint() === Endpoint.LeetCodeCN;
     const picks: Array<IQuickItemEx<string>> = [];
     picks.push(
         {
-            label: `${isCnEnbaled ? "" : "$(check) "}LeetCode`,
+            label: `${isCnEnabled ? "" : "$(check) "}LeetCode`,
             description: "leetcode.com",
             detail: `Enable LeetCode US`,
             value: Endpoint.LeetCode,
         },
         {
-            label: `${isCnEnbaled ? "$(check) " : ""}力扣`,
+            label: `${isCnEnabled ? "$(check) " : ""}力扣`,
             description: "leetcode-cn.com",
             detail: `启用中国版 LeetCode`,
             value: Endpoint.LeetCodeCN,
 
@@ -49,9 +49,9 @@ async function showProblemInternal(id: string): Promise<void> {
             return;
         }
 
-        const outdir: string = await selectWorkspaceFolder();
-        await fse.ensureDir(outdir);
-        const result: string = await leetCodeExecutor.showProblem(id, language, outdir);
+        const outDir: string = await selectWorkspaceFolder();
+        await fse.ensureDir(outDir);
+        const result: string = await leetCodeExecutor.showProblem(id, language, outDir);
         const reg: RegExp = /\* Source Code:\s*(.*)/;
         const match: RegExpMatchArray | null = result.match(reg);
         if (match && match.length >= 2) {
 
@@ -6,15 +6,15 @@ import { leetCodeExecutor } from "../leetCodeExecutor";
 import { leetCodeManager } from "../leetCodeManager";
 import { leetCodeResultProvider } from "../leetCodeResultProvider";
 import { DialogType, promptForOpenOutputChannel, promptForSignIn } from "../utils/uiUtils";
-import { getActivefilePath } from "../utils/workspaceUtils";
+import { getActiveFilePath } from "../utils/workspaceUtils";
 
 export async function submitSolution(uri?: vscode.Uri): Promise<void> {
     if (!leetCodeManager.getUser()) {
         promptForSignIn();
         return;
     }
 
-    const filePath: string | undefined = await getActivefilePath(uri);
+    const filePath: string | undefined = await getActiveFilePath(uri);
     if (!filePath) {
         return;
     }
 
@@ -8,15 +8,15 @@ import { leetCodeManager } from "../leetCodeManager";
 import { leetCodeResultProvider } from "../leetCodeResultProvider";
 import { IQuickItemEx, UserStatus } from "../shared";
 import { DialogType, promptForOpenOutputChannel, showFileSelectDialog } from "../utils/uiUtils";
-import { getActivefilePath } from "../utils/workspaceUtils";
+import { getActiveFilePath } from "../utils/workspaceUtils";
 
 export async function testSolution(uri?: vscode.Uri): Promise<void> {
     try {
         if (leetCodeManager.getStatus() === UserStatus.SignedOut) {
             return;
         }
 
-        const filePath: string | undefined = await getActivefilePath(uri);
+        const filePath: string | undefined = await getActiveFilePath(uri);
         if (!filePath) {
             return;
         }
@@ -37,7 +37,7 @@ export async function testSolution(uri?: vscode.Uri): Promise<void> {
             {
                 label: "$(file-text) Browse...",
                 description: "",
-                detail: "Test with the writen cases in file",
+                detail: "Test with the written cases in file",
                 value: ":file",
             },
         );
 
@@ -37,7 +37,7 @@ export async function activate(context: vscode.ExtensionContext): Promise<void>
         vscode.window.registerTreeDataProvider("leetCodeExplorer", leetCodeTreeDataProvider),
         vscode.languages.registerCodeLensProvider({ scheme: "file" }, codeLensProvider),
         vscode.commands.registerCommand("leetcode.deleteCache", () => cache.deleteCache()),
-        vscode.commands.registerCommand("leetcode.toogleLeetCodeCn", () => plugin.switchEndpoint()),
+        vscode.commands.registerCommand("leetcode.toggleLeetCodeCn", () => plugin.switchEndpoint()),
         vscode.commands.registerCommand("leetcode.signin", () => leetCodeManager.signIn()),
         vscode.commands.registerCommand("leetcode.signout", () => leetCodeManager.signOut()),
         vscode.commands.registerCommand("leetcode.selectSessions", () => session.selectSession()),
 
@@ -74,8 +74,8 @@ class LeetCodeExecutor {
         );
     }
 
-    public async showProblem(id: string, language: string, outdir: string): Promise<string> {
-        return await this.executeCommandWithProgressEx("Fetching problem data...", "node", [await this.getLeetCodeBinaryPath(), "show", id, "-gx", "-l", language, "-o", `"${outdir}"`]);
+    public async showProblem(id: string, language: string, outDir: string): Promise<string> {
+        return await this.executeCommandWithProgressEx("Fetching problem data...", "node", [await this.getLeetCodeBinaryPath(), "show", id, "-gx", "-l", language, "-o", `"${outDir}"`]);
     }
 
     public async listSessions(): Promise<string> {
@@ -113,12 +113,12 @@ class LeetCodeExecutor {
 
     public async getCompaniesAndTags(): Promise<{ companies: { [key: string]: string[] }, tags: { [key: string]: string[] } }> {
         // preprocess the plugin source
-        const componiesTagsPath: string = path.join(await leetCodeExecutor.getLeetCodeRootPath(), "lib", "plugins", "company.js");
-        const componiesTagsSrc: string = (await fse.readFile(componiesTagsPath, "utf8")).replace(
+        const companiesTagsPath: string = path.join(await leetCodeExecutor.getLeetCodeRootPath(), "lib", "plugins", "company.js");
+        const companiesTagsSrc: string = (await fse.readFile(companiesTagsPath, "utf8")).replace(
             "module.exports = plugin",
             "module.exports = { COMPONIES, TAGS }",
         );
-        const { COMPONIES, TAGS } = requireFromString(componiesTagsSrc, componiesTagsPath);
+        const { COMPONIES, TAGS } = requireFromString(companiesTagsSrc, companiesTagsPath);
         return { companies: COMPONIES, tags: TAGS };
     }
 
 
@@ -78,7 +78,7 @@ class LeetCodeManager extends EventEmitter {
                     if (match && match[1]) {
                         resolve(match[1]);
                     } else {
-                        reject(new Error("Failed to sigin in."));
+                        reject(new Error("Failed to sign in."));
                     }
                 });
             });
 
@@ -23,7 +23,7 @@ export async function selectWorkspaceFolder(): Promise<string> {
     return wsl.useWsl() ? wsl.toWslPath(workFolder) : workFolder;
 }
 
-export async function getActivefilePath(uri?: vscode.Uri): Promise<string | undefined> {
+export async function getActiveFilePath(uri?: vscode.Uri): Promise<string | undefined> {
     let textEditor: vscode.TextEditor | undefined;
     if (uri) {
         textEditor = await vscode.window.showTextDocument(uri, { preview: false });