using Comal.Classes;
using Comal.Stores;
using InABox.Core;
using InABox.Database;
using PRSStores;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace PRS.Shared.Database_Update_Scripts.Utils;

public static class JobRequisitionItemUtils
{
    public static void RefreshStatuses(IStore store)
    {
        Logger.Send(LogType.Information, "", $"Refreshing JobRequisitionItem statuses");
        var jobRequiItems = store.Provider.Query(
            null,
            JobRequisitionItemStore.StatusRequiredColumns().Add(x => x.Status))
            .ToObjects<JobRequisitionItem>()
            .ToList();

        var statusUpdates = new Dictionary<Tuple<JobRequisitionItemStatus, JobRequisitionItemStatus>, List<Guid>>();

        var i = 0;
        foreach(var item in jobRequiItems)
        {
            if(i % 50 == 0)
            {
                Logger.Send(LogType.Information, "", $"Refreshing statuses: {(((double)i) / (double)jobRequiItems.Count * 100):F0}%");
            }
            if (JobRequisitionItemStore.CalculateStatus(store, item))
            {
                var key = new Tuple<JobRequisitionItemStatus, JobRequisitionItemStatus>(item.GetOriginalValue(x=>x.Status), item.Status);
                if(!statusUpdates.TryGetValue(key, out var list))
                {
                    list = new List<Guid>();
                    statusUpdates.Add(key, list);
                }
                list.Add(item.ID);
                item.Issues += $"Updated status from {item.GetOriginalValue(x=>x.Status)} to {item.Status}";
                
            }
            ++i;
        }

        foreach(var ((from, to), list) in statusUpdates)
        {
            Logger.Send(LogType.Information, "", $"{from} -> {to}: {list.Count} entries");
        }

        new BaseStore<JobRequisitionItem>
        {
            UserGuid = Guid.Empty,
            UserID = "",
            Platform = Platform.Server,
            Version = CoreUtils.GetVersion(),
            Provider = DbFactory.NewProvider(Logger.Main)
        }.Save(jobRequiItems, "");
    }
}