using System;
using System.Linq;
using Comal.Classes;
using InABox.Core;

namespace Comal.Stores
{
    internal class JobStageStore : BaseStore<JobStage>
    {
        private void CheckParentDates(JobStage stage)
        {
            if (stage.Parent.IsValid())
            {
                var parent = Load(new Filter<JobStage>(x => x.ID).IsEqualTo(stage.Parent.ID)).FirstOrDefault();
                if (parent != null)
                {
                    var start = DateTime.MaxValue;
                    var finish = DateTime.MinValue;

                    var children = Load(new Filter<JobStage>(x => x.Parent.ID).IsEqualTo(stage.Parent.ID));
                    if (children.Any())
                    {
                        foreach (var child in children)
                        {
                            start = start > child.StartDate ? child.StartDate : start;
                            finish = finish < child.EndDate ? child.EndDate : finish;
                        }

                        parent.IsHeader = true;
                    }
                    else
                    {
                        start = stage.StartDate;
                        finish = stage.EndDate;
                        parent.IsHeader = false;
                    }

                    parent.StartDate = start;
                    parent.EndDate = finish;

                    if (parent.IsChanged())
                    {
                        Save(parent, "");
                        CheckParentDates(parent);
                    }
                }
            }
        }


        protected override void AfterSave(JobStage entity)
        {
            base.AfterSave(entity);
            //CheckParentDates(entity);
        }

        protected override void AfterDelete(JobStage entity)
        {
            base.AfterDelete(entity);
            //CheckParentDates(entity);
        }
    }
}