using Comal.Classes;
using InABox.Core;
using InABox.Database;

namespace PRS.Shared.Database_Update_Scripts;

public class Update_7_77 : DatabaseUpdateScript
{
    public override VersionNumber Version => new VersionNumber(7, 77);

    public override bool Update()
    {
        var formtypes = CoreUtils.Entities
            .Where(x => x.IsSubclassOfRawGeneric(typeof(EntityForm<,,>)))
            .ToList();

        int iType = 0;
        foreach (var formtype in formtypes)
        {
            iType++;
            Logger.Send(LogType.Information, "", $"Updating {formtype.Name} Descriptions ({iType}/{formtypes.Count})");
            int iCount = 0;
            List<Entity> updates = new();
            var forms = DbFactory.NewProvider(Logger.Main).Query(
                formtype,
                Filter.Create<ICoreDigitalFormInstance>(formtype,x=>x.Description).IsEqualTo(""),
                Columns.Create<ICoreDigitalFormInstance>(formtype, ColumnTypeFlags.None)
                    .Add<ICoreDigitalFormInstance>(x=>x.ID)
                    .Add<ICoreDigitalFormInstance>(x=>x.Description)
                    .Add<ICoreDigitalFormInstance>(x=>x.Form.Description)
                ).ToObjects(formtype).ToList();
            foreach (var form in forms)
            {
                if (form is ICoreDigitalFormInstance instance and Entity entity)
                {
                    instance.Description = instance.Form.Description;
                    updates.Add(entity);
                }

                if (updates.Count >= 100)
                {
                    iCount += 100;
                    Logger.Send(LogType.Information, "", $"- Updating {formtype.Name}s ({iCount}/{forms.Count})");
                    DbFactory.NewProvider(Logger.Main).Save(formtype,updates);
                    updates.Clear();
                }
            }
            if (updates.Any())
            {
                iCount += updates.Count;
                Logger.Send(LogType.Information, "", $"- Updating {formtype.Name}s ({iCount}/{forms.Count})");
                DbFactory.NewProvider(Logger.Main).Save(formtype,updates);
                updates.Clear();
            }
        }
        
        return true;
    }
}