using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.BL.Entities;
using Tango.Core;
using Tango.SharedUI;

namespace Tango.MachineStudio.RML.ViewModels
{
    public class RmlDeleteDialogViewVM : DialogViewVM
    {
        public enum RmlDeleteJobAction
        {
            Delete,
            Change
        }

        public class RmlDeleteJob : ExtendedObject
        {
            public Job Job { get; set; }
            public Machine Machine { get; set; }
            private RmlDeleteJobAction _action;

            public RmlDeleteJobAction Action
            {
                get { return _action; }
                set { _action = value; RaisePropertyChangedAuto(); RaisePropertyChanged(nameof(IsDelete)); }
            }

            public bool IsDelete
            {
                get { return Action == RmlDeleteJobAction.Delete; }
            }


            public Rml TargetRml { get; set; }

            public override string ToString()
            {
                return $"{Machine.SerialNumber} => {Job.Name} => {Action} {(Action == RmlDeleteJobAction.Change ? $" => {TargetRml.Name}" : String.Empty)}";
            }
        }

        private List<Job> _jobsToDelete;

        private List<RmlDeleteJob> _jobsActions;
        public List<RmlDeleteJob> JobsActions
        {
            get { return _jobsActions; }
            set { _jobsActions = value; RaisePropertyChangedAuto(); }
        }

        public Rml Rml { get; set; }

        public List<Rml> Rmls { get; set; }

        public List<RmlDeleteJobAction> Actions { get; set; }

        public RmlDeleteDialogViewVM(Rml rml, List<Rml> rmls, List<Job> jobsToDelete)
        {
            Rml = rml;
            Rmls = rmls.Where(x => x.Guid != rml.Guid).ToList();
            _jobsToDelete = jobsToDelete;
            JobsActions = new List<RmlDeleteJob>();

            Actions = new List<RmlDeleteJobAction>()
            {
                 RmlDeleteJobAction.Delete,
                 RmlDeleteJobAction.Change
            };
        }

        public override void OnShow()
        {
            base.OnShow();

            List<RmlDeleteJob> list = new List<RmlDeleteJob>();

            foreach (var job in _jobsToDelete)
            {
                RmlDeleteJob deleteJob = new RmlDeleteJob();
                deleteJob.Job = job;
                deleteJob.Action = RmlDeleteJobAction.Delete;
                deleteJob.Machine = job.Machine;
                deleteJob.TargetRml = Rmls.FirstOrDefault(x => x.Guid != Rml.Guid);

                list.Add(deleteJob);
            }

            JobsActions = list;
        }
    }
}