Differentiates between dev, Testflight/AdHoc and appStore environments

AppEnvironment.swift

import Foundation

// Important: Ensure a DEBUG flag is set under OTHER SWIFT FLAGS (Debug environment only)

enum AppConfig: String {

    case debug          = "Debug"
    case testFlight     = "TestFlight"
    case appStore       = "Appstore"

    private static var isTestFlight: Bool {
        return Bundle.main.appStoreReceiptURL?.lastPathComponent == "sandboxReceipt"
    }

    private static var isDebug: Bool {
        #if DEBUG
        return true
        #else
        return false
        #endif
    }

    static var environment: AppConfig {
        if isDebug {
            return .debug
        } else if isTestFlight {
            return .testFlight
        } else {
            return .appStore
        }
    }
}