// const ItemContainer = React.createClass({

//   propTypes: {
//     collection: React.PropTypes.object.isRequired,
//     selector: React.PropTypes.object.isRequired,
//     publication: React.PropTypes.string,
//     joins: React.PropTypes.array,
//     loading: React.PropTypes.func
//   },

//   mixins: [ReactMeteorData],
  
//   getMeteorData() {

//     // subscribe if necessary
//     if (this.props.publication) {
//       const subscription = Meteor.subscribe(this.props.publication, this.props.selector);
//     }

//     const collection = this.props.collection;
//     const document = collection.findOne(this.props.selector);
    
//     // look for any specified joins
//     if (document && this.props.joins) {

//       // loop over each join
//       this.props.joins.forEach(join => {

//         // get the property containing the id or ids
//         const joinProperty = document[join.property];
//         const collection = Meteor.isClient ? window[join.collection] : global[join.collection];

//         // perform the join
//         if (Array.isArray(joinProperty)) { // join property is an array of ids
//           document[join.joinAs] = collection.find({_id: {$in: joinProperty}}).fetch();
//         } else { // join property is a single id
//           document[join.joinAs] = collection.findOne({_id: joinProperty});
//         }
          
//       });

//     }

//     return {
//       document: document,
//       currentUser: Meteor.user()
//     };
//   },

//   render() {
//     const loadingComponent = this.props.loading ? this.props.loading : <p>Loading…</p>
//     if (this.data.document) {
//       return React.cloneElement(this.props.children, { ...this.data, collection: this.props.collection });
//     } else {
//       return loadingComponent;
//     }
//   }

// });

// module.exports = ItemContainer;