Search for places by category | Search SDK | iOS

This example does not contain a UI. Results will be printed to the Xcode console.

Swift

ViewController


import UIKit
import MapboxSearch

class SimpleCategorySearchViewController: MapsViewController {
    let searchEngine = CategorySearchEngine()
//    let searchEngine = CategorySearchEngine(accessToken: "<#You can pass access token manually#>")
    
    override func viewDidAppear(_ animated: Bool) {
        super.viewDidAppear(animated)
        
        searchEngine.search(categoryName: "cafe") { (response) in
            do {
                let results = try response.get()
                print("Number of category search results: \(results.count)")
                
                for result in results {
                    print("\tResult coordinate: \(result.coordinate)")
                }
                
                self.showAnnotations(results: results)
            } catch {
                print("Error during category search: \(error)")
            }
        }
    }
}

Swift

MapsViewController

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import UIKit
import MapboxMaps
import MapboxSearch
import MapboxSearchUI

class MapsSearchViewController: UIViewController {
    var searchController = MapboxSearchController()
    var mapView: MapView?
    var annotationManager: PointAnnotationManager?
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        // Search setup
        searchController.delegate = self
        let panelController = MapboxPanelController(rootViewController: searchController)
        addChild(panelController)
        
        // Map setup
        let mapView = MapView(frame: view.bounds)
        mapView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
        self.mapView = mapView
        view.addSubview(mapView)
        
        annotationManager = mapView.annotations.makePointAnnotationManager()
    }
    
    func showResults(_ results: [SearchResult]) {
        let annotations = results.map { searchResult -> PointAnnotation in
            var annotation = PointAnnotation(coordinate: searchResult.coordinate)
            annotation.textField = searchResult.name
            annotation.textOffset = [0, -2]
            annotation.textColor = ColorRepresentable(color: .red)
            annotation.image = .default
            return annotation
        }
        
        annotationManager?.syncAnnotations(annotations)
        if case let .point(point) = annotations.first?.feature.geometry {
            let options = CameraOptions(center: point.coordinates)
            mapView?.mapboxMap.setCamera(to: options)
        }
    }
}

extension MapsSearchViewController: SearchControllerDelegate {
    func categorySearchResultsReceived(results: [SearchResult]) {
        showResults(results)
    }
    
    func searchResultSelected(_ searchResult: SearchResult) {
        showResults([searchResult])
    }
    
    func userFavoriteSelected(_ userFavorite: FavoriteRecord) {
        showResults([userFavorite])
    }
}

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