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;

internal class Update_8_47 : DatabaseUpdateScript
{
    public override VersionNumber Version => new(8, 47);

    

    public override bool Update()
    {
        MigrateProductInstanceMinimumStockLevels();

        return true;
    }

    private void MigrateProductInstanceMinimumStockLevels()
    {
        var provider = DbFactory.NewProvider(Logger.Main);

        Logger.Send(LogType.Information, "", $"Migrating ProductInstance Minimum Stock Levels...");
        var instances = provider.Query(
                new Filter<ProductInstance>("MinimumStockLevel").IsNotEqualTo(FilterConstant.Null),
                Columns.Local<ProductInstance>()
        ).ToArray<ProductInstance>();
        
        Utils.Utils.ProcessInChunks(
            instances, 
            chunk =>
            {
                foreach(var instance in instances)
                {
                    instance.MinimumStock.CustomStockLevel = true;
                    instance.MinimumStock.StockLevel = (int)(CoreUtils.GetPropertyValue(instance, "MinimumStockLevel") ?? 0);
                    CoreUtils.SetPropertyValue(instance, "MinimumStockLevel", 0);
                }
                provider.Save(chunk.Where(x => x.IsChanged()));
            }, 
            1000, 
            percent => Logger.Send(LogType.Information, "", $"Migrating Minimum Stock Levels: {percent:F2}%")
            
        );
        Logger.Send(LogType.Information, "", $"Migrating Minimum Stock Levels complete");
        
    }
}