PlacePicker.swift

//
//  PlacePickerViewController.swift
//  TaxiReporter
//
//  Created by Kiattisak Anoochitarom on 2/27/2558 BE.
//  Copyright (c) 2558 Kiattisak Anoochitarom. All rights reserved.
//

import UIKit
import FacebookSDK
import CoreLocation

protocol PlacePickerDelegate {
    func placePicker(picker: PlacePickerViewController, didSelectPlace place: FacebookPlace)
}

class PlacePickerViewController: FBPlacePickerViewController {
    var placeSelectionDelegate: PlacePickerDelegate?
    var locationManager: CLLocationManager!
    
    override func viewDidLoad() {
        setupFacebookPlacePicker()
        setupLocationManager()
    }
}

extension PlacePickerViewController {
    // MARK: - Action
    
    @IBAction func cancel(sender: AnyObject) {
        dismissViewControllerAnimated(true, completion: nil)
    }
    
    // MARK: - Internal method
    
    private func setupFacebookPlacePicker() {
        delegate = self
        doneButton = nil
        cancelButton = nil
    }
    
    private func setupLocationManager() {
        locationManager = CLLocationManager()
        locationManager.desiredAccuracy = kCLLocationAccuracyBest
        locationManager.delegate = self
        
        if CLLocationManager.authorizationStatus() == .NotDetermined {
            locationManager.requestWhenInUseAuthorization()
        }
    }
}

extension PlacePickerViewController: CLLocationManagerDelegate {
    func locationManager(manager: CLLocationManager!, didUpdateLocations locations: [AnyObject]!) {
        locationManager.stopUpdatingLocation()
        locationManager = nil

        var currentLocation = locations.last! as CLLocation
        locationCoordinate = currentLocation.coordinate
        loadData()
    }
    
    func locationManager(manager: CLLocationManager!, didChangeAuthorizationStatus status: CLAuthorizationStatus) {
        if status == .AuthorizedWhenInUse {
            manager.startUpdatingLocation()
        }
    }
}

extension PlacePickerViewController: FBPlacePickerDelegate {
    func placePickerViewControllerSelectionDidChange(placePicker: FBPlacePickerViewController!) {
        var selectedPlace = FacebookPlace(place: placePicker.selection)
        placeSelectionDelegate?.placePicker(self, didSelectPlace: selectedPlace)
    }
    
    func placePickerViewController(placePicker: FBPlacePickerViewController!, handleError error: NSError!) {
        showBasicAlertControllerWith(title: "Facebook Error", message: error.localizedDescription, completion: nil)
    }
    
    func placePickerViewControllerDataDidChange(placePicker: FBPlacePickerViewController!) {
        
    }
}