NetworkReachability

import Foundation
import Network

class NetworkReachability {
    
    static let shared = NetworkReachability()
    
    let monitor = NWPathMonitor()
    private var status: NWPath.Status = .requiresConnection
    var isReachable: Bool { status == .satisfied }
    var isReachableOnCellular: Bool = true
    
    func startMonitoring() {
        monitor.pathUpdateHandler = { [weak self] path in
            self?.status = path.status
            self?.isReachableOnCellular = path.isExpensive

            if path.status == .satisfied {
                Logger.log("We're connected!")
                // post connected notification
            } else {
                Logger.log("No connection.")
                // post disconnected notification
            }
            Logger.log(path.isExpensive)
        }

        let queue = DispatchQueue(label: "NetworkMonitor")
        monitor.start(queue: queue)
    }
    
    func stopMonitoring() {
        monitor.cancel()
    }
}