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app.js
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var express = require('express');
var path = require('path');
var logger = require('morgan');
const bodyParser = require('body-parser');
var indexRouter = require('./routes/index');
var app = express();
// view engine setup
app.set('views', path.join(__dirname, 'public'));
app.set('view engine', 'html');
app.engine('html', require('ejs').renderFile);
app.use(logger('dev'));
app.use(bodyParser.json()); // for parsing application/json
app.use(bodyParser.urlencoded({ extended: true })); // for parsing application/x-www-form-urlencoded
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(express.static(path.join(__dirname, 'public')));
app.use(function(req, res, next) {
res.success = function(data) {
res.json({
code: 0,
msg: '操作成功',
data: data
});
};
res.fail = function(message) {
res.json({
code: 1,
msg: message
});
};
next();
});
app.use('/api', indexRouter);
app.use('*', (req, res) => {
res.render('index', { title: 'Express' });
});
// error handler
app.use(function(err, req, res) {
// set locals, only providing error in development
res.locals.message = err.message;
res.locals.error = req.app.get('env') === 'development' ? err : {};
// render the error page
res.status(err.status || 500);
// res.render('error');
res.send(err);
});
module.exports = app;