Page 368 - Nodejs 교과서 개정2판

mongoose.connection.on('error', (error) => {
console.error('몽고디비 연결 에러', error);
});
mongoose.connection.on('disconnected', () => {
console.error('몽고디비 연결이 끊겼습니다. 연결을 재시도합니다.');
connect();
});
module.exports = connect;

➊ ѐߊ ജ҃ੌ ٸ݅ ௑ࣛਸ ా೧ ކҳझо ࢤࢿೞח ௪ܻ ղਊਸ ഛੋೡ ࣻ ੓ѱ ೞח ௏٘ੑפ׮

➋ ކҳझ৬ ކҊ٣࠺ܳ োѾೞח ࠗ࠙ੑפ׮ ކҊ٣࠺ ઱ࣗ۽ ੽ࣘਸ दب೤פ׮ ੽ࣘਸ दبೞח ઱ࣗ੄ ؘ
੉ఠ߬੉झח BENJO੉૑݅ पઁ۽ ࢎਊೡ ؘ੉ఠ߬੉झח OPEFKT੉޲۽ ف ߣ૩ ੋࣻ۽ dbName ২࣌ਸ ઻

ࢲ OPEFKT ؘ੉ఠ߬੉झܳ ࢎਊೞѱ ೮णפ׮ ݃૑݄ ੋࣻ۽ ઱য૓ ௒ߔ ೣࣻܳ ా೧ োѾ ৈࠗܳ ഛੋ೤פ
׮

useNewUrlParser: true৬ useCreateIndex: trueח ੑ۱ೞ૑ ঋইب غ૑݅ ௑ࣛী ҃Ҋ ݫद૑о ڰ޲۽
֍঻णפ׮

➌ ކҳझ ழ֏࣌ী ੉߮౟ ܻझցܳ ׳ইف঻णפ׮ ী۞ ߊࢤ द ী۞ ղਊਸ ӝ۾ೞҊ োѾ ઙܐ द ੤োѾ
ਸ दب೤פ׮

BQQ KTܳ ٜ݅Ҋ TDIFNBT JOEFY KT৬ োѾ೤פ׮

app.js
const express = require('express');
const path = require('path');
const morgan = require('morgan');
const nunjucks = require('nunjucks');

const connect = require('./schemas');

const app = express();
app.set('port', process.env.PORT || 3002);
app.set('view engine', 'html');
nunjucks.configure('views', {
express: app,
watch: true,
});
connect();

app.use(morgan('dev'));
app.use(express.static(path.join(__dirname, 'public')));
app.use(express.json());