js-data - Many to Many Relation

var store = new JSData.DS();

store.registerAdapter('http', new DSHttpAdapter(), { default: true });


var User = store.defineResource({
  name : 'user',
  bypassCache : true,
  relations: {

    hasMany: {
      item: {
        
        localField: 'items',

        foreignKey: 'users'
      }
    }
  }
});


var Item = store.defineResource({
  name: 'item',
  relations: {
    hasMany: {
      user: {

        localField: 'users',

        foreignKey: 'items'
      }
    }
  }
});