Common DateFormatter Extension

DateFormatter+Extensions.swift

import Foundation

extension DateFormatter {

    static let mediumDateTimeFormatter: DateFormatter = {
        let formatter = DateFormatter()
        formatter.timeZone = TimeZone.current
        formatter.dateStyle = .medium
        formatter.timeStyle = .medium
        return formatter
    }()

    static func mediumFormat(_ date: Date?) -> String {
        guard let date = date else { return "unknown" }
        return Self.mediumDateTimeFormatter.string(from: date)
    }
}