fix(cz-git,cli): node v12 v14 startup error (#200)

1. node-fetch using dynamic import. ensure node >= v12.20 can be work
2. AI mode (need use node-fetch) add require node version >= 16.5 alert

docs/recipes/openai.md

@@ -1,4 +1,4 @@
-# OpenAI <Badge type="info" text="`gpt-4o-mini` Model「default」" />
+# OpenAI <Badge type="info" text="`gpt-4o-mini` Model「default」" /><Badge type="tip" text="Node.js >= 16.5.0+" />
 Let the AI generate your **git commit message** subject <sup>(short description)</sup>
 
 ![demo-gif](https://user-images.githubusercontent.com/40693636/219867044-3ca9823d-9294-4e02-9a5b-624578844168.gif) <!-- size=720x309 -->

docs/zh/recipes/openai.md

@@ -2,7 +2,7 @@
 outline: [2, 3]
 ---
 
-# OpenAI <Badge type="info" text="`gpt-4o-mini` 模型 「默认」" />
+# OpenAI <Badge type="info" text="`gpt-4o-mini` 模型 「默认」" /><Badge type="tip" text="Node.js >= 16.5.0+" />
 
 让 AI 生成你的 git commit 提交信息简短描述
 

packages/cz-git/src/generator/api.ts

@@ -2,8 +2,7 @@ import url from 'node:url'
 import process from 'node:process'
 import { style } from '@cz-git/inquirer'
 import HttpsProxyAgent from 'https-proxy-agent'
-import fetch from 'node-fetch-cjs'
-import { log } from '../shared'
+import { isNodeVersionInRange, log } from '../shared'
 import type { CommitizenGitOptions } from '../shared'
 
 export async function fetchOpenAIMessage(options: CommitizenGitOptions, prompt: string) {
@@ -23,7 +22,9 @@ export async function fetchOpenAIMessage(options: CommitizenGitOptions, prompt:
         agent = new HttpsProxyAgent(proxyUrl)
         agent.path = agent?.pathname
     }
+
     try {
+        const { default: fetch } = await import('node-fetch-cjs')
         const response = await fetch(aiContext.url, {
             agent,
             headers: {
@@ -32,7 +33,7 @@ export async function fetchOpenAIMessage(options: CommitizenGitOptions, prompt:
             },
             method: 'POST',
             body: JSON.stringify(aiContext.payload),
-            signal: AbortSignal.timeout(10 * 1000),
+            signal: isNodeVersionInRange(18) ? AbortSignal?.timeout(10 * 1000) : undefined,
         })
 
         if (
@@ -59,6 +60,9 @@ export async function fetchOpenAIMessage(options: CommitizenGitOptions, prompt:
         if (err.type === 'request-timeout')
             errorMsg += `. ${style.bold(style.underline('Request Timeout'))} \n${style.yellow('[tip]>>>: If your country is unable to request the OpenAI API.\nCLI support for using http proxy like \`http_proxy\`, \`all_proxy\`.\nOr setup proxy e.g')} ${style.cyan('\`npx czg --api-proxy="http://127.0.0.1:1080"\`')}`
 
+        if (!isNodeVersionInRange(16, 5))
+            errorMsg = 'Node.js version >= v16.5.0 is required'
+
         log('err', errorMsg)
         throw new Error(err.message)
     }

packages/cz-git/src/shared/utils/util.ts

@@ -4,6 +4,7 @@
  * @license MIT
  */
 
+import process from 'node:process'
 import { style } from '@cz-git/inquirer'
 import type { Answers, CommitizenGitOptions, Option, ScopesType } from '../types'
 
@@ -237,3 +238,13 @@ export function previewMessage(msg: string, confirmColorize = false) {
         : '###--------------------------------------------------------###'
     console.info(`\n${SEP}\n${msg}\n${SEP}\n`)
 }
+
+export function isNodeVersionInRange(pMajor = 12, pMinor?: number) {
+    if (!process.version.startsWith('v'))
+        return false
+    const major = process.version.split('.')[0].slice(1)
+    const minor = process.version.split('.')[1]
+    return !pMinor
+        ? Number(major) >= pMajor
+        : Number(major) >= pMajor && Number(minor) >= pMinor
+}

tsconfig.json

@@ -1,10 +1,8 @@
 {
   "compilerOptions": {
-    "target": "es2017",
+    "target": "ES2017",
     "jsx": "preserve",
-    "lib": [
-      "esnext"
-    ],
+    "lib": ["ES2017"],
     "module": "commonjs",
     "moduleResolution": "node",
     "resolveJsonModule": true,