Created
February 23, 2012 12:38
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Mongoose multiple schemas in single collection
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// Don't care much about inheritance at this point, but I'll probably attempt it at | |
// some point via cloning ancestor schema's | |
var mongoose = require('mongoose'), | |
Schema = mongoose.Schema; | |
var Contact = new Schema({ | |
_type: String, | |
name: String | |
}); | |
var Person = new Schema({ | |
_type: {type: String, default: 'Person'}, | |
name: { | |
first: String, | |
last: String | |
} | |
}); | |
var Company = new Schema({ | |
_type: {type: String, default: 'Company'}, | |
name: String | |
}); | |
Contact.methods.iam = function() { return 'Base'; }; | |
Company.methods.iam = function() { return 'Company'; }; | |
Person.methods.iam = function() { return 'Person'; }; | |
var Base = mongoose.model('Contact', Contact, 'contacts'); | |
var exports = module.exports = Base; | |
Base.Person = mongoose.model('Person', Person, 'contacts'); | |
Base.Company = mongoose.model('Company', Company, 'contacts'); | |
// Monkey path inheritance, seems to work | |
var init = Base.prototype.init; | |
init.Person = new Base.Person().__proto__; | |
init.Company = new Base.Company().__proto__; | |
Base.prototype.init = function (doc, fn) { | |
var obj = init.apply(this,arguments); | |
obj.__proto__ = init[doc._type]; | |
return obj; | |
}; |
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Mongoose already supports multiple schemas for one collection: http://mongoosejs.com/docs/api.html#index_Mongoose-model