使用 Mongoose“Populate” - 到目前为止,我无法成功获取“Food”模型来填充“User”模型。
目标是能够为用户保存“食物”。
用户模型:
var UserSchema = new mongoose.Schema({
username: String,
password: String,
foods: [{ type: mongoose.Schema.Types.ObjectId}],
easy: {type: Boolean, default: false},
});
UserSchema.plugin(passportLocalMongoose)
module.exports = mongoose.model("User", UserSchema);
食品型号:
var foodSchema = new mongoose.Schema({
name: { type: String, required: false, unique: true },
author: {
id: {
type: mongoose.Schema.Types.ObjectId,
ref: "User",
},
}
});
module.exports = mongoose.model("Food", foodSchema);
获取路线
router.get("/dashboard", function (req, res) {
User.find({currentUser: req.user})
.populate({path: 'foods'}).
exec(function (err, foods) {
if (err) return (err);
console.log('The food is:', req.user.foods.name);
});
});
发布路线:
router.post("/dashboard", function(req, res, next) {
User.update({ id: req.session.passport.user }, {
}, function(err, user) {
if (err) return next(err);
User.findById(req.user._id, function(err, user) {
var newFood = new Food({
name: req.body.currentBreakfast,
image: 'test',
});
user.foods = newFood
user.save();
});
});
res.redirect('/dashboard');
});
最佳答案
您需要在用户架构中添加 ref
字段,以便在查询用户时填充食物。
var UserSchema = new mongoose.Schema({
username: String,
password: String,
foods: [{ type: mongoose.Schema.Types.ObjectId, ref: 'Food' }],
easy: {type: Boolean, default: false},
});
关于node.js - MongoDB/Mongoose 填充,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/54478537/