diff --git a/.gitignore b/.gitignore
index f06235c..82ee25a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 node_modules
 dist
+.idea
diff --git a/src/core/code-review/help.ts b/src/core/code-review/help.ts
deleted file mode 100644
index 012cb81..0000000
--- a/src/core/code-review/help.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-import { execSync } from 'node:child_process';
-
-export function getFilesChangedInGitAdd() {
-  const gitDiff = execSync('git diff --cached --name-only', { encoding: 'utf-8' });
-  const files = gitDiff.split('\n');
-
-  // 过滤掉 lock 文件
-  const ignoredPatterns = [/package-lock\.json$/, /yarn\.lock$/, /pnpm-lock\.yaml$/];
-  const filteredFiles = files.filter(
-    (file) => file && !ignoredPatterns.some((pattern) => pattern.test(file)),
-  );
-
-  return filteredFiles;
-}
-
-interface Staged {
-  filename: string;
-  content: string;
-}
-
-export function allStagedFiles2Message(staged: Staged[]) {
-  return staged.map((item) => item.content).join('\n');
-}
diff --git a/src/core/code-review/index.ts b/src/core/code-review/index.ts
index 2d50ff5..9d55121 100644
--- a/src/core/code-review/index.ts
+++ b/src/core/code-review/index.ts
@@ -2,10 +2,9 @@ import fs from 'node:fs';
 import { intro, outro, spinner } from '@clack/prompts';
 import path from 'node:path';
 
-import { allStagedFiles2Message, getFilesChangedInGitAdd } from './help';
 import { codeReviewPrompt } from './prompt';
 
-import { getOpenAiClient } from '@/utils';
+import { getOpenAiClient, getFilesChangedInGitAdd, allStagedFiles2Message } from '@/utils';
 import { OPENAI_CHAT_COMPLETIONS_ENDPOINT } from '@/utils/constants';
 
 export default async function commitMessage() {
diff --git a/src/core/commit/gitCommit.ts b/src/core/commit/gitCommit.ts
index 9cf9ea3..8fc27fa 100644
--- a/src/core/commit/gitCommit.ts
+++ b/src/core/commit/gitCommit.ts
@@ -1,6 +1,6 @@
 import { cancel, confirm, note, outro, text } from '@clack/prompts';
 
-import { autoCommit, remindCommiting } from '@/core/commit/help';
+import { autoCommit, remindCommiting } from '@/utils';
 
 async function selectAIMsgOrManualMsg(msg: string) {
   const code = await autoCommit(msg);
diff --git a/src/core/commit/help.ts b/src/core/commit/help.ts
deleted file mode 100644
index 331a704..0000000
--- a/src/core/commit/help.ts
+++ /dev/null
@@ -1,36 +0,0 @@
-import { execSync } from 'node:child_process';
-
-export function getFilesChangedInGitAdd() {
-  const gitDiff = execSync('git diff --cached --name-only', { encoding: 'utf-8' });
-  const files = gitDiff.split('\n');
-
-  // 过滤掉 lock 文件
-  const ignoredPatterns = [/package-lock\.json$/, /yarn\.lock$/, /pnpm-lock\.yaml$/];
-  return files.filter((file) => file && !ignoredPatterns.some((pattern) => pattern.test(file)));
-}
-
-interface Staged {
-  filename: string;
-  content: string;
-}
-
-export function allStagedFiles2Message(staged: Staged[]) {
-  return staged.map((item) => item.content).join('\n');
-}
-
-/**
- * 自动执行提交信息
- */
-export async function autoCommit(commitMsg: string) {
-  try {
-    const result = execSync(`git commit -m "${commitMsg}"`);
-    return 0;
-  } catch (e) {
-    return -1;
-  }
-}
-
-// TODO: 看看以后有什么更好的方式提醒用户，目前先打log
-export function remindCommiting() {
-  console.log('正在提交中...');
-}
diff --git a/src/core/commit/index.ts b/src/core/commit/index.ts
index ee6f877..7d7ff9c 100644
--- a/src/core/commit/index.ts
+++ b/src/core/commit/index.ts
@@ -1,11 +1,12 @@
 import fs from 'node:fs';
 import chalk from 'chalk';
-import { cancel, intro, outro, spinner, confirm, text, note } from '@clack/prompts';
+import { cancel, intro, spinner } from '@clack/prompts';
 
 import selectCommitMsg from './gitCommit';
-import { allStagedFiles2Message, autoCommit, getFilesChangedInGitAdd } from './help';
 import { createChatCompletion } from './openai';
 
+import { getFilesChangedInGitAdd, allStagedFiles2Message } from '@/utils';
+
 export default async function commitMessage() {
   intro(chalk.bgCyan(chalk.black('开始读取缓存区文件更改')));
   // 获取缓存区的文件列表
diff --git a/src/core/commit/prompt.ts b/src/core/commit/prompt.ts
index 18f4c2b..024a3ae 100644
--- a/src/core/commit/prompt.ts
+++ b/src/core/commit/prompt.ts
@@ -60,7 +60,6 @@ export const createChatRequest = (diff: string, options: { locale: string; maxLe
   const { locale, maxLength } = options;
   return {
     model: 'gpt-4o',
-    // model: 'gpt-3.5-turbo',
     messages: [
       { role: 'system', content: generatePrompt(locale, maxLength) },
       { role: 'user', content: diff },
diff --git a/src/index.ts b/src/index.ts
index c47bb22..07dae87 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -112,7 +112,7 @@ async function main() {
       ],
       [
         colorize('review', 'cyan'),
-        'Generate a code review\nAI will automatically generate code review information for you.\n\nExample:\n  $ ai review',
+        `Generate a code review\nAI will automatically generate code review information for you.\n\nExample:\n  ${colorize('$ ai review', 'blue')}`,
       ],
       [
         colorize('set <key> <value>', 'cyan'),
diff --git a/src/types/index.ts b/src/types/index.ts
index 6bb30f5..1e5a132 100644
--- a/src/types/index.ts
+++ b/src/types/index.ts
@@ -11,3 +11,8 @@ export interface UserSelection {
 }
 
 export type CustomHooksSelection = Omit<UserSelection, 'cssOption'>;
+
+export interface Staged {
+  filename: string;
+  content: string;
+}
diff --git a/src/utils/index.ts b/src/utils/index.ts
index 95ca0d6..4a6e8e0 100644
--- a/src/utils/index.ts
+++ b/src/utils/index.ts
@@ -1,6 +1,9 @@
 import * as path from 'path';
 import { promises as fs } from 'fs';
 import * as os from 'os';
+import { execSync } from 'node:child_process';
+
+import { Staged } from '@/types';
 
 export * from './openai';
 export * from './color';
@@ -52,3 +55,43 @@ export async function validatePath(componentPath: string): Promise<void> {
     throw new Error('Invalid path. The specified directory does not exist.');
   }
 }
+
+export function getFilesChangedInGitAdd() {
+  const gitDiff = execSync('git diff --cached --name-status', { encoding: 'utf-8' });
+  const files = gitDiff.split('\n');
+
+  // 过滤掉 lock 文件和被删除的文件
+  const ignoredPatterns = [/package-lock\.json$/, /yarn\.lock$/, /pnpm-lock\.yaml$/];
+  const filteredFiles = files
+    .map((line) => {
+      const [status, file] = line.trim().split('\t');
+      return { status, file };
+    })
+    .filter(({ status, file }) => {
+      return file && status !== 'D' && !ignoredPatterns.some((pattern) => pattern.test(file));
+    })
+    .map(({ file }) => file);
+
+  return filteredFiles;
+}
+
+export function allStagedFiles2Message(staged: Staged[]) {
+  return staged.map((item) => item.content).join('\n');
+}
+
+/**
+ * 自动执行提交信息
+ */
+export async function autoCommit(commitMsg: string) {
+  try {
+    const result = execSync(`git commit -m "${commitMsg}"`);
+    return 0;
+  } catch (e) {
+    return -1;
+  }
+}
+
+// TODO: 看看以后有什么更好的方式提醒用户，目前先打log
+export function remindCommiting() {
+  console.log('正在提交中...');
+}