Node.js mongoose从嵌套文档中删除
我有以下两种模式和模型:Node.js mongoose从嵌套文档中删除,node.js,mongodb,mongoose,Node.js,Mongodb,Mongoose,我有以下两种模式和模型: var Customer = new Schema({ name: String, jobs: [{ type: Schema.Types.ObjectId, ref: 'Job' }] }); var Job = new Schema({ title: String, customer: { type: Schema.Types.ObjectId, ref: 'Customer' } }); var CustomerModel =
var Customer = new Schema({
name: String,
jobs: [{ type: Schema.Types.ObjectId, ref: 'Job' }]
});
var Job = new Schema({
title: String,
customer: { type: Schema.Types.ObjectId, ref: 'Customer' }
});
var CustomerModel = mongoose.model('Customer', Customer);
var JobModel = mongoose.model('Job', Job);
作业文档通过_id引用客户文档,客户文档还包含所有作业id的数组
删除作业时,我需要从Customer.jobs数组中删除相应的_id
这是我的路由-作业被删除,但我无法从数组中删除它的id
app.delete('/api/jobs/:jobId', function(req, res){
return JobModel.findById(req.params.jobId, function(err, job){
return job.remove(function(err){
if(!err){
CustomerModel.update({_id: job.customer._id}, {$pull : {'customer.jobs' : job.customer._id}}, function(err, numberAffected){
console.log(numberAffected);
if(!err){
return console.log('removed job id');
} else {
return console.log(err);
}
});
console.log('Job removed');
return res.send('');
} else{
console.log(err);
}
});
});
});
NumberTraffected始终为0,“删除的作业id”始终会被解雇您的
$pull中有反向操作。请尝试以下方法:
CustomerModel.update({_id: job.customer}, {$pull : {jobs : job._id}}, ...
这仍然返回no numberraffected=0@jamieholliday请参阅更新的答案<代码>作业。客户
直接包含客户id,因为您没有填充它。