using Quadarax.Application.QLiberace.Base;
using Quadarax.Application.QLiberace.Console.Commands.Base;
using Quadarax.Foundation.Core.QConsole.Attributes;
using Quadarax.Foundation.Core.QConsole;
using Quadarax.Foundation.Core.QConsole.Argument;
using Quadarax.Foundation.Core.QConsole.Value;
using Quadarax.Foundation.Core.Value;

namespace Quadarax.Application.QLiberace.Console.Commands
{
    [CommandDefinition]

    internal class DbInstallCmd : DbMigrationCommand
    {

        #region *** Properties ***

        public override string Name => Constants.Commands.DbInstall.Name;
        public override string Description => Constants.Commands.DbInstall.Description;
        
        #endregion
        #region *** Fields ***

        private bool _isLatestUpdateEnabled;
        #endregion

        #region *** Constructor ***

        public DbInstallCmd(Engine engine) : base(engine)
        {
        }
        #endregion
        
        #region *** EXECUTE ***
        protected override Result OnExecute(QlbrcDbContext context)
        {
            WriteInfo("Ensuring database...");
            if (context.Database.EnsureCreated())
                WriteInfo("Database already exists.");
            else
                WriteInfo("Database created.");

            if (_isLatestUpdateEnabled)
            {
                WriteInfo("Checking pending migrations.");
                if (CheckPendingMigrations(context))
                {
                    WriteInfo("New pending migrations detected.");
                    ApplyMigration(context);
                }
                else
                {
                    WriteInfo("Nothing found.");
                }
            }

            return new Result();
        }

        
        #endregion

        #region *** Private operations ***
        protected override void OnValidateArguments()
        {
            base.OnValidateArguments();
            if (ContainsArgument(Constants.Commands.DbInstall.Arguments.Latest.Name))
                _isLatestUpdateEnabled = GetArgumentValueOrDefault<bool>(Constants.Commands.DbInstall.Arguments.Latest.Name);
        }
        protected override IEnumerable<AbstractArgument> OnSetupArguments()
        {
            var arguments = new List<AbstractArgument>(base.OnSetupArguments());
            arguments.Add(new FlagArgument(Constants.Commands.DbInstall.Arguments.Latest.Name, 
                Constants.Commands.DbInstall.Arguments.Latest.Description, 
                Constants.Commands.DbInstall.Arguments.Latest.Hint, false));
            return arguments;
        }
        #endregion
    }
}