Environment.swift

enum AppEnvironments {
    case Dev, Pre, Pro
}

var environment: AppEnvironments {
    get {
        let bundleId = Bundle.main.bundleIdentifier ?? ""
        switch bundleId {
        case "com.timbrit.dev": return .Dev
        case "com.timbrit.pre": return .Pre
        case "com.guru.timbrit": return .Pro
        default: return .Dev
        }
    }
}