【发布时间】:2022-01-04 04:20:48
【问题描述】:
项目链接:https://github.com/k4u5hik/node-express-course
我正在尝试使用 populate.js 使用 mongoose 将 products.json 中的数据自动导入到我的 MongoDB 数据库中。架构在 product.js 中。
product.js
const mongoose = require('mongoose')
const productSchema = new mongoose.Schema({
name: {
type: String,
required: [true, 'product price must be provided'],
},
price: {
type: Number,
required: [true, 'product price must be provided'],
},
featured: {
type: Boolean,
default: false,
},
rating: {
type: Number,
default: 4.5,
},
createdAt: {
type: Date,
default: Date.now(),
},
company: {
type: String,
enum: {
values: ['ikea', 'liddy', 'caressa', 'marcos'],
message: '{VALUE} is not supported',
},
// enum: ['ikea', 'liddy', 'caressa', 'marcos'],
},
})
module.exports = mongoose.model('Product', productSchema)
填充.js
require ('dotenv').config()
const connectDB = require('./db/connect')
const Product = require('./models/product')
const jsonProducts = require('./products.json')
const start = async () => {
try {
await connectDB(process.env.MONGO_URI)
await Product.deleteMany()
await Product.create(jsonProducts)
console.log('Products created or updated on database')
process.exit(0)
} catch (error) {
console.log(error);
}
}
start()
终端错误
kaushik@Madhuras-Air 04 - Practice % node populate
/Users/kaushik/WebstormProjects/node-express-course/04 - Practice/node_modules/mongoose/lib/schema.js:1044
throw new TypeError(`Invalid schema configuration: \`${name}\` is not ` +
^
TypeError: Invalid schema configuration: `String` is not a valid type at path `name`. See bit.ly/mongoose-schematypes for a list of valid schema types.
at Schema.interpretAsType (/Users/kaushik/WebstormProjects/node-express-course/04 - Practice/node_modules/mongoose/lib/schema.js:1044:11)
at Schema.path (/Users/kaushik/WebstormProjects/node-express-course/04 - Practice/node_modules/mongoose/lib/schema.js:684:27)
at Schema.add (/Users/kaushik/WebstormProjects/node-express-course/04 - Practice/node_modules/mongoose/lib/schema.js:536:14)
at new Schema (/Users/kaushik/WebstormProjects/node-express-course/04 - Practice/node_modules/mongoose/lib/schema.js:132:10)
at Object.<anonymous> (/Users/kaushik/WebstormProjects/node-express-course/04 - Practice/models/product.js:3:23)
at Module._compile (node:internal/modules/cjs/loader:1101:14)
at Object.Module._extensions..js (node:internal/modules/cjs/loader:1153:10)
at Module.load (node:internal/modules/cjs/loader:981:32)
at Function.Module._load (node:internal/modules/cjs/loader:822:12)
at Module.require (node:internal/modules/cjs/loader:1005:19)
at require (node:internal/modules/cjs/helpers:102:18)
at Object.<anonymous> (/Users/kaushik/WebstormProjects/node-express-course/04 - Practice/populate.js:4:17)
at Module._compile (node:internal/modules/cjs/loader:1101:14)
at Object.Module._extensions..js (node:internal/modules/cjs/loader:1153:10)
at Module.load (node:internal/modules/cjs/loader:981:32)
at Function.Module._load (node:internal/modules/cjs/loader:822:12)
我已经问过我的导师,他能够在他的计算机上本地运行我的代码,没有任何问题。他说的问题不在代码中,我仔细检查了 ENV var,这对我来说似乎也是正确的。我无法找到任何真正的解决方案,并且过去 3 天学习突然停止。
不确定我能做些什么来解决这个问题。非常感谢社区的任何建议。
【问题讨论】:
-
我也可以在我的电脑上运行它。你的节点版本是多少?
-
我的节点版本是 v16.13.0。我弄清楚了问题所在。我有最新的猫鼬版本。我将它降级到 5.11.10 版本,这是导师安装的版本,并且可以正常工作。
-
我尝试使用最新的猫鼬版本,当我删除
connect.js中的连接选项时,它起作用了。 stackoverflow.com/questions/68958221/…
标签: javascript node.js json mongodb mongoose