Rx-Strengths.swift

// The API

    func getPeople() -> Observable<[Person]> {
        
        return Observable.create { (observer: AnyObserver<[Person]>) -> Disposable in
        
            self.getPeople({ (people) in
                
                guard people != nil else {
                    return
                }
                observer.onNext(people!)
                
            }) { (error) in
                observer.onError(error)
            }
            return AnonymousDisposable {
                
            }
        }

    }

    
// Person view controller
    
    override func viewWillAppear(animated: Bool) {
        
        super.viewWillAppear(animated)
    
        // get all people
        
        let request = API.instance.getPeople()
        
        request.subscribeNext { (people) in
            self.data = people
            self.filteredData = people
            self.tableView.reloadData()
        }
        request.subscribeError { (errorType) in
            // handle error
            print(errorType)
        }
        
        // handle search (local data)
        
        searchBar
            .rx_text
            .throttle(0.5, scheduler: MainScheduler.instance)
            .distinctUntilChanged()
            .subscribeNext { (text) in
                if text.characters.count > 0 {
                    self.filteredData = self.data?.filter({ (person:Person) -> Bool in
                        person.name.hasPrefix(text)
                    })
                } else {
                    // return to original data
                    self.filteredData = self.data
                }
                self.tableView.reloadData()
            }
            .addDisposableTo(rx_disposeBag)
        
        // handle tap to view person details/strengths
        
        tableView
            .rx_itemSelected
            .subscribeNext { (indexPath) in
                self.performSegueWithIdentifier("showDetailViewController", sender: indexPath)
            }

    }


// Strengths view controller

    override func viewWillAppear(animated: Bool) {
        super.viewWillAppear(animated)
        
        detailHeading.text = person.name
        
        // handle close modal tap
        
        closeButton.rx_tap
            .subscribeNext {
                self.dismissViewControllerAnimated(true, completion: nil)
            }
            .addDisposableTo(rx_disposeBag)
        
        // bind strengths to table view
        
        let strengths = Observable.just(person.strengths)
        strengths
            .bindTo(
                tableView.rx_itemsWithCellIdentifier("dataCell", cellType: UITableViewCell.self)
            ) { (row, strength:Strength, cell) in
                cell.textLabel?.text = strength.name
            }
            .addDisposableTo(rx_disposeBag)
        
    }