69 lines
3.8 KiB
JavaScript
69 lines
3.8 KiB
JavaScript
import {existsSync, readFileSync} from 'node:fs';
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import {resolve} from 'node:path';
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import {fileURLToPath} from 'node:url';
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import {spawn} from 'node:child_process';
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import {parse} from 'dotenv';
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const projectRoot=fileURLToPath(new URL('../',import.meta.url));
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const directories={development:'.next-dev',test:'.next-test',production:'.next'};
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const commands=new Set(['dev','build','start']);
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const readConfig=file=>existsSync(file)?parse(readFileSync(file)):{};
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// Normalize each layer before merging so a legacy process override still wins over a profile.
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const apiConfig=values=>({...values,...(!Object.hasOwn(values,'UPSTREAM_API_URL')&&Object.hasOwn(values,'API_BASE_URL')?{UPSTREAM_API_URL:values.API_BASE_URL}:{})});
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/** APP_ENV selects the deployment; NODE_ENV keeps Next's development/production semantics. */
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export function nextCommand(environment='development',command='dev',args=[],{root=projectRoot,variables=process.env}={}) {
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if(!Object.hasOwn(directories,environment)||!commands.has(command))throw new Error('Usage: node scripts/next-env.mjs development|test|production dev|build|start');
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const base=resolve(root,'config',environment+'.env');
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if(!existsSync(base))throw new Error(`缺少环境配置：config/${environment}.env`);
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const env={
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...apiConfig(readConfig(base)),
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// Preserve the old local-development setup without leaking it into test/production.
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...(environment==='development'?apiConfig(readConfig(resolve(root,'.env.local'))):{}),
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...apiConfig(readConfig(resolve(root,'config',environment+'.local.env'))),
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...apiConfig(Object.fromEntries(Object.entries(variables).filter(([,value])=>value!==undefined))),
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APP_ENV:environment,
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APP_DIST_DIR:directories[environment],
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NODE_ENV:command==='dev'?'development':'production',
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};
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try {
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const value=(env.UPSTREAM_API_URL||'').trim();
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if(value==='current')env.UPSTREAM_API_URL=value;
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else{
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const api=new URL(value);
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if(!['http:','https:'].includes(api.protocol)||api.username||api.password||api.search||api.hash)throw new Error();
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env.UPSTREAM_API_URL=api.href.replace(/\/+$/,'');
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}
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env.API_BASE_URL=env.UPSTREAM_API_URL;
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}catch{throw new Error(`config/${environment}.env 的 UPSTREAM_API_URL（兼容 API_BASE_URL）必须为 current 或有效的 HTTP(S) 接口地址`);}
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const port=String(env.PORT||'21021');
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if(!/^\d+$/.test(port)||Number(port)<1||Number(port)>65535)throw new Error('PORT 必须在 1–65535 之间');
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env.PORT=port;
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const hasOption=names=>args.some(arg=>names.some(name=>arg===name||arg.startsWith(name+'=')));
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const options=command==='build'?[]:[
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...(hasOption(['--hostname','-H'])?[]:['--hostname','0.0.0.0']),
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...(hasOption(['--port','-p'])?[]:['--port',port]),
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];
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return {executable:process.execPath,args:[resolve(root,'node_modules/next/dist/bin/next'),command,...options,...args],cwd:root,env};
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}
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export async function runNext(environment,command,args,options) {
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const spec=nextCommand(environment,command,args,options);
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const child=spawn(spec.executable,spec.args,{cwd:spec.cwd,env:spec.env,stdio:'inherit'});
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const interrupt=()=>child.kill('SIGINT'),terminate=()=>child.kill('SIGTERM');
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process.on('SIGINT',interrupt);process.on('SIGTERM',terminate);
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try {
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return await new Promise((resolve,reject)=>{
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child.once('error',reject);
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child.once('exit',(code,signal)=>resolve(code??(signal==='SIGINT'?130:143)));
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});
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}finally{process.off('SIGINT',interrupt);process.off('SIGTERM',terminate);}
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}
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if(process.argv[1]&&resolve(process.argv[1])===fileURLToPath(import.meta.url)){
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try {
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const [environment='development',command='dev',...args]=process.argv.slice(2);
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process.exitCode=await runNext(environment,command,args);
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}catch(error){console.error(error instanceof Error?error.message:'启动 Next.js 失败');process.exitCode=1;}
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}
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