using Comal.Classes;
using Comal.Stores;
using InABox.Core;
using System.Collections.Generic;
using System.Text;
using System;

namespace PRSStores;

public class StockMovementBatchStore : BaseStore<StockMovementBatch>
{
    protected override void BeforeDelete(StockMovementBatch entity)
    {
        base.BeforeDelete(entity);

        UpdateStockHoldings(entity);
    }

    private void UpdateStockHoldings(StockMovementBatch entity)
    {
        var movements = Provider.Query(
            new Filter<StockMovement>(x => x.Batch.ID).IsEqualTo(entity.ID),
            Columns.None<StockMovement>().Add(x => x.ID));
        foreach(var row in movements.Rows)
        {
            // We need to do this in before delete, because aotherwise we wont have the data
            // that we need to pull to properly update the stockholdings
            StockHoldingStore.UpdateStockHolding(this, row.Get<StockMovement, Guid>(x => x.ID), StockHoldingStore.Action.Decrease);
        }
    }
}