using com.sun.net.ssl.@internal.ssl;
using Comal.Classes;
using InABox.Core;
using InABox.Database;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace PRS.Shared.Database_Update_Scripts;

public class Update_7_63 : DatabaseUpdateScript
{
    public override VersionNumber Version => new VersionNumber(7, 63);

    public override bool Update()
    {
        Logger.Send(LogType.Information, "", $"Updating uninitialised stock movement types");

        while (true)
        {
            var movements = DbFactory.Provider.Query(
                new Filter<StockMovement>(x => x.Type).IsEqualTo(null),
                new Columns<StockMovement>(x => x.ID)
                    .Add(x => x.Received)
                    .Add(x => x.Issued)
                    .Add(x => x.IsTransfer)
                    .Add(x => x.Batch.Type),
                top: 1000)
                .ToArray<StockMovement>();
            if (movements.Length == 0) break;

            Logger.Send(LogType.Information, "", $"Updating {movements.Length} movements");

            foreach(var movement in movements)
            {
                if (movement.IsTransfer)
                {
                    if(movement.Received > 0)
                    {
                        movement.Type = StockMovementType.TransferIn;
                    }
                    else
                    {
                        movement.Type = StockMovementType.TransferOut;
                    }
                }
                else if(movement.Batch.Type == StockMovementBatchType.Stocktake)
                {
                    movement.Type = StockMovementType.StockTake;
                }
                else if(movement.Received > 0)
                {
                    movement.Type = StockMovementType.Receive;
                }
                else
                {
                    movement.Type = StockMovementType.Issue;
                }
            }
            DbFactory.Provider.Save(movements);
        }
        return true;
    }
}