using LiteDB;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.BL.Enumerations;

namespace Tango.BL.Entities
{
    public class TangoUpdate : TangoUpdateBase
    {
        public static event EventHandler<TangoUpdate> TangoUpdateSaved;

        [NotMapped]
        [JsonIgnore]
        public TangoUpdateStatuses UpdateStatus
        {
            get
            {
                return (TangoUpdateStatuses)Status;
            }
            set
            {
                Status = (int)value;
                RaisePropertyChangedAuto();
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsSetup
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.SetupStarted ||
                    UpdateStatus == TangoUpdateStatuses.SetupCompleted ||
                    UpdateStatus == TangoUpdateStatuses.SetupFailed;
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsUpdate
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.UpdateStarted ||
                    UpdateStatus == TangoUpdateStatuses.UpdateCompleted ||
                    UpdateStatus == TangoUpdateStatuses.UpdateFailed;
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsDataBase
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.DatabaseStarted ||
                    UpdateStatus == TangoUpdateStatuses.DatabaseCompleted ||
                    UpdateStatus == TangoUpdateStatuses.DatabaseFailed;
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsSynchronization
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.SynchronizationStarted ||
                    UpdateStatus == TangoUpdateStatuses.SynchronizationCompleted ||
                    UpdateStatus == TangoUpdateStatuses.SynchronizationFailed;
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsOfflineUpdate
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.OfflineUpdateStarted ||
                    UpdateStatus == TangoUpdateStatuses.OfflineUpdateCompleted ||
                    UpdateStatus == TangoUpdateStatuses.OfflineUpdateFailed;
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsOfflineFirmwareUpgrade
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.OfflineFirmwareUpgradeStarted ||
                    UpdateStatus == TangoUpdateStatuses.OfflineFirmwareUpgradeCompleted ||
                    UpdateStatus == TangoUpdateStatuses.OfflineFirmwareUpgradeFailed;
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsStarted
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.SetupStarted ||
                    UpdateStatus == TangoUpdateStatuses.UpdateStarted ||
                    UpdateStatus == TangoUpdateStatuses.DatabaseStarted ||
                    UpdateStatus == TangoUpdateStatuses.SynchronizationStarted ||
                    UpdateStatus == TangoUpdateStatuses.OfflineUpdateStarted ||
                    UpdateStatus == TangoUpdateStatuses.OfflineFirmwareUpgradeStarted;
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsCompleted
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.SetupCompleted ||
                    UpdateStatus == TangoUpdateStatuses.UpdateCompleted ||
                    UpdateStatus == TangoUpdateStatuses.DatabaseCompleted ||
                    UpdateStatus == TangoUpdateStatuses.SynchronizationCompleted ||
                    UpdateStatus == TangoUpdateStatuses.OfflineUpdateCompleted ||
                    UpdateStatus == TangoUpdateStatuses.OfflineFirmwareUpgradeCompleted;
            }
        }

        [NotMapped]
        [JsonIgnore]
        public bool IsFailed
        {
            get
            {
                return
                    UpdateStatus == TangoUpdateStatuses.SetupFailed ||
                    UpdateStatus == TangoUpdateStatuses.UpdateFailed ||
                    UpdateStatus == TangoUpdateStatuses.DatabaseFailed ||
                    UpdateStatus == TangoUpdateStatuses.SynchronizationFailed ||
                    UpdateStatus == TangoUpdateStatuses.OfflineUpdateFailed ||
                    UpdateStatus == TangoUpdateStatuses.OfflineFirmwareUpgradeFailed;
            }
        }

        [NotMapped]
        [JsonIgnore]
        [BsonIgnore]
        public String VersionAndTag
        {
            get { return ApplicationVersion + (ApplicationVersionTag.IsNotNullOrEmpty() ? $" [{ApplicationVersionTag}]" : String.Empty); }
        }

        protected override void OnStatusChanged(int status)
        {
            base.OnStatusChanged(status);
            RaisePropertyChanged(nameof(UpdateStatus));
        }

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

            TangoUpdateSaved?.Invoke(this, this);
        }
    }
}