forked from sequelize/sequelize
/
mixin.js
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/
mixin.js
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var Utils = require("./../utils")
, HasOne = require('./has-one')
, HasMany = require("./has-many")
, BelongsTo = require("./belongs-to")
/* Defines Mixin for all models. */
var Mixin = module.exports = function(){}
Mixin.hasOne = function(associatedDAO, options) {
// the id is in the foreign table
var association = new HasOne(this, associatedDAO, Utils._.extend((options||{}), this.options))
this.associations[association.associationAccessor] = association.injectAttributes()
association.injectGetter(this.DAO.prototype);
association.injectSetter(this.DAO.prototype);
return this
}
Mixin.belongsTo = function(associatedDAO, options) {
// the id is in this table
var association = new BelongsTo(this, associatedDAO, Utils._.extend((options||{}), this.options))
this.associations[association.associationAccessor] = association.injectAttributes()
association.injectGetter(this.DAO.prototype);
association.injectSetter(this.DAO.prototype);
return this
}
Mixin.hasMany = function(associatedDAO, options) {
// the id is in the foreign table or in a connecting table
var association = new HasMany(this, associatedDAO, Utils._.extend((options||{}), this.options))
this.associations[association.associationAccessor] = association.injectAttributes()
association.injectGetter(this.DAO.prototype);
association.injectSetter(this.DAO.prototype);
return this
}
Mixin.getAssociation = function(target, options) {
var result = null
for (var associationName in this.associations) {
var association = this.associations[associationName]
if (!result && (association.target === target)) {
result = association
}
}
return result
}
/* example for instance methods:
Mixin.prototype.test = function() {
console.log('asd')
}
*/