Program.cs

using CountryData.Standard;

namespace CountryData.Sample.CountryConsoleProject
{
    /// <summary>
    /// Main program class for demonstrating the use of the CountryData library.
    /// </summary>
    public static class Program
    {
        /// <summary>
        /// Static instance of CountryHelper used throughout the program.
        /// </summary>
        private static readonly CountryHelper _helper = new CountryHelper();

        /// <summary>
        /// Entry point of the program.
        /// </summary>
        public static void Main()
        {
            GetCountries();
            GetCountryByCode("US");
            GetCountryData();
            GetRegionsByCountryCode("US");
            GetCountryFlag("US");
            GetPhoneCodeByCountryShortCode("AF");
            GetCountryByPhoneCode("+233");
            GetCurrencyCodesByCountryCode("US");
            GetCountryByCurrencyCode("GHS");
            GetCountryCode("Ghana");
        }

        /// <summary>
        /// Retrieves a list of all countries and prints them to the console.
        /// </summary>
        private static void GetCountries()
        {
            var countries = _helper.GetCountries();
            Console.WriteLine("Countries:");
            foreach (var country in countries)
            {
                Console.WriteLine(country);
            }
        }

        /// <summary>
        /// Retrieves the data for a given country code and prints it to the console.
        /// </summary>
        /// <param name="countryCode">The ISO country code.</param>
        private static void GetCountryByCode(string countryCode)
        {
            var country = _helper.GetCountryByCode(countryCode);
            Console.WriteLine($"Country data for {countryCode}:");
            Console.WriteLine(country.CountryName);
        }

        /// <summary>
        /// Retrieves comprehensive data for all countries and prints it to the console.
        /// </summary>
        private static void GetCountryData()
        {
            var countryData = _helper.GetCountryData();
            Console.WriteLine("Country data:");
            foreach (var data in countryData)
            {
                Console.WriteLine(data.CountryName);
            }
        }

        /// <summary>
        /// Retrieves the regions for a given country code and prints them to the console.
        /// </summary>
        /// <param name="countryCode">The ISO country code.</param>
        private static void GetRegionsByCountryCode(string countryCode)
        {
            var regions = _helper.GetRegionByCountryCode(countryCode);
            Console.WriteLine($"Regions for {countryCode}:");
            foreach (var region in regions)
            {
                Console.WriteLine(region.Name);
            }
        }

        /// <summary>
        /// Retrieves the emoji flag for a given country short code and prints it to the console.
        /// </summary>
        /// <param name="shortCode">The country short code.</param>
        private static void GetCountryFlag(string shortCode)
        {
            var flag = _helper.GetCountryEmojiFlag(shortCode);
            Console.WriteLine($"Flag for {shortCode}:");
            Console.WriteLine(flag);
        }

        /// <summary>
        /// Retrieves the phone code for a given country short code and prints it to the console.
        /// </summary>
        /// <param name="shortCode">The country short code.</param>
        private static void GetPhoneCodeByCountryShortCode(string shortCode)
        {
            var phoneCode = _helper.GetPhoneCodeByCountryShortCode(shortCode);
            Console.WriteLine($"Phone code for {shortCode}:");
            Console.WriteLine(phoneCode);
        }

        /// <summary>
        /// Retrieves the country name for a given phone code and prints it to the console.
        /// </summary>
        /// <param name="phoneCode">The phone code.</param>
        private static void GetCountryByPhoneCode(string phoneCode)
        {
            var countries = _helper.GetCountryByPhoneCode(phoneCode);
            Console.WriteLine($"Country for phone code {phoneCode}:");
            foreach (var country in countries)
            {
                Console.WriteLine(country.CountryName);
            }
        }


        /// <summary>
        /// Retrieves and prints the currency codes for a given country code.
        /// </summary>
        /// <param name="shortCode">The short country code to look up currency codes for.</param>
        private static void GetCurrencyCodesByCountryCode(string shortCode)
        {
            var currencyCodes = _helper.GetCurrencyCodesByCountryCode(shortCode);
            Console.WriteLine($"Currency codes for {shortCode}:");
            foreach (var currencyCode in currencyCodes)
            {
                Console.WriteLine(currencyCode.Code);
            }
        }



        /// <summary>
        /// Retrieves and prints the countries that use a given currency code.
        /// </summary>
        /// <param name="currencyCode">The currency code to look up countries for.</param>
        private static void GetCountryByCurrencyCode(string currencyCode)
        {
            var countries = _helper.GetCountryByCurrencyCode(currencyCode);
            Console.WriteLine($"Countries for currency code {currencyCode}:");
            foreach (var country in countries)
            {
                Console.WriteLine(country.CountryName);
            }
        }



        /// <summary>
        /// Retrieves the country code for a given country name and prints it to the console.
        /// </summary>
        /// <param name="countryName">The name of the country.</param>
        private static void GetCountryCode(string countryName)
        {
            using var manager = new CountryExtensions();
            var result = manager.GetCountryCode(countryName);
            Console.WriteLine($"Country code for {countryName} is {result} ");
        }




    }
}