Meshtastic-Apple/Meshtastic/Views/MapKitMap/Custom/MapViewFitExtension.swift

//
//  MapViewFitExtension.swift
//  Meshtastic
//
//  Created by Garth Vander Houwen on 1/15/23.
//

import MapKit

extension MKMapView {

	func fitAllAnnotations(with padding: UIEdgeInsets = UIEdgeInsets(top: 100, left: 100, bottom: 100, right: 100)) {
		var zoomRect: MKMapRect = .null
		annotations.forEach({
			let annotationPoint = MKMapPoint($0.coordinate)
			let pointRect = MKMapRect(x: annotationPoint.x, y: annotationPoint.y, width: 0.01, height: 0.01)
			zoomRect = zoomRect.union(pointRect)
		})

		setVisibleMapRect(zoomRect, edgePadding: padding, animated: true)
	}

	func fit(annotations: [MKAnnotation], andShow show: Bool, with padding: UIEdgeInsets = UIEdgeInsets(top: 100, left: 100, bottom: 100, right: 100)) {
		var zoomRect: MKMapRect = .null
		annotations.forEach({
			let aPoint = MKMapPoint($0.coordinate)
			let rect = MKMapRect(x: aPoint.x, y: aPoint.y, width: 0.1, height: 0.1)
			zoomRect = zoomRect.isNull ? rect : zoomRect.union(rect)
		})

		if show {
			addAnnotations(annotations)
		}

		setVisibleMapRect(zoomRect, edgePadding: padding, animated: true)
	}
}