Selector/Selector.CLI/Command/MigrateCommand.cs

using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging;
using Selector.CLI.Extensions;
using Selector.Model;
using System;
using System.CommandLine;
using System.CommandLine.Invocation;

namespace Selector.CLI
{
    public class MigrateCommand : Command
    {
        public MigrateCommand(string name, string description = null) : base(name, description)
        {
            var connectionString = new Option<string>("--connection", "database to migrate");
            connectionString.AddAlias("-c");
            AddOption(connectionString);

            Handler = CommandHandler.Create((string connectionString) => Execute(connectionString));
        }

        public static int Execute(string connectionString)
        {
            try
            {
                var context = new CommandContext().WithLogger().WithDb(connectionString).WithLastfmApi();
                var logger = context.Logger.CreateLogger("Scrobble");

                using var db = new ApplicationDbContext(context.DatabaseConfig.Options, context.Logger.CreateLogger<ApplicationDbContext>());

                logger.LogInformation("Preparing to migrate ({})", db.Database.GetConnectionString());

                Console.WriteLine("Migrate database? (y/n) ");
                var input = Console.ReadLine();

                if (input.Trim().Equals("y", StringComparison.OrdinalIgnoreCase))
                {
                    logger.LogInformation("Migrating database");
                    db.Database.Migrate();
                }
                else
                {
                    logger.LogInformation("Exiting");
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex);
                return 1;
            }

            return 0;
        }
    }
}