using System;
using System.Linq;

using BeWo.Validation;

using BS.Shared.DataContracts;
using BS.Shared.Extensions;

using System.Collections.Generic;
using System.Windows;

namespace BeWo.ViewModel
{
    public class ContractVM : AbstractDCMapperVM<ContractDC>
    {
        public static string PropertyName_ContractType = "ContractType";
        public static string PropertyName_ProbationPeriod = "ProbationPeriod";
        public static string PropertyName_ProbationPeriod2 = "ProbationPeriod2";
        public static string PropertyName_WeeklyDays = "WeeklyDays";
        public static string PropertyName_CancellationPeriod = "CancellationPeriod";
        public static string PropertyName_EntryDate = "EntryDate";
        public static string PropertyName_ContractEndDate = "ContractEndDate";
        public static string PropertyName_GrossSalary = "GrossSalary";
        public static string PropertyName_HourlyRate = "HourlyRate";
        public static string PropertyName_HourlyRateCostRatePeriod = "HourlyRateCostRatePeriod";
        public static string PropertyName_WeeklyFLS = "WeeklyFLS";
        public static string PropertyName_MonthlyFLS = "MonthlyFLS";
        public static string PropertyName_WeeklyTotalHours = "WeeklyTotalHours";
        public static string PropertyName_MonthlyTotalHours = "MonthlyTotalHours";
        public static string PropertyName_LeaveDays = "LeaveDays";
        public static string PropertyName_Notice = "Notice";
        public static string PropertyName_EmploymentType = "EmploymentType";
        public static string PropertyName_PossibleEmploymentTypes = "PossibleEmploymentTypes";
        public static string PropertyName_ContractString = "ContractString";

        private ValueListEntryDC _ContractType;
        private decimal? _LeaveDays;
        private decimal? _WeeklyTotalHours;
        private decimal? _MonthlyTotalHours;
        private decimal? _WeeklyFLS;
        private decimal? _MonthlyFLS;
        private decimal? _HourlyRate;
        private decimal? _GrossSalary;
        private CostRatePeriodDC _HourlyRateCostRatePeriod;
        private DateTime? _EntryDate;
        private DateTime? _ContractEndDate;
        private int _CancellationPeriod;
        private int _ProbationPeriod;
        private decimal? _ProbationPeriod2;
        private int _WeeklyDays;
        private String _Notice;
        private EmploymentTypeDC _EmploymentType;


        //private Visibility _EmploymentTypeLeaveDaysVisibility;
        //private Visibility _LeaveDaysVisibility;
        public Visibility EmploymentTypeLeaveDaysVisibility
        {
            get
            {
                if (EmploymentType != null && EmploymentType.LeaveDays.HasValue)
                {
                    return Visibility.Visible;
                }

                return Visibility.Collapsed;
                
            }
            //set 
            //{ 
            //    _EmploymentTypeLeaveDaysVisibility = value;
            //    FirePropertyChanged("EmploymentTypeLeaveDaysVisibility");
            //    FirePropertyChanged("LeaveDaysVisibility");
            //}
        }
        public Visibility LeaveDaysVisibility
        {
            get {
                if (EmploymentType == null || !EmploymentType.LeaveDays.HasValue)
                {
                    return Visibility.Visible;
                }

                return Visibility.Collapsed;
            }
            //set 
            //{ 
            //    _LeaveDaysVisibility = value;
            //    FirePropertyChanged("EmploymentTypeLeaveDaysVisibility");
            //    FirePropertyChanged("LeaveDaysVisibility");
            //}
        }

        public bool WeeklyHoursEnabled
        {
            get
            {
                if (BeWoApp.AppSettings.ShowAlwaysHoursInEmployeeView)
                {
                    return true;
                }
                if (_MonthlyTotalHours.HasValue && !_WeeklyTotalHours.HasValue)
                {
                    return false;
                }
                return true;
            }
        }

        public bool MonthlyHoursEnabled
        {
            get
            {
                if (BeWoApp.AppSettings.ShowAlwaysHoursInEmployeeView)
                {
                    return true;
                }
                if (_WeeklyTotalHours.HasValue && !_MonthlyTotalHours.HasValue)
                {
                    return false;
                }
                return true;
            }
        }

        public bool WeeklyFlsEnabled
        {
            get
            {
                if (BeWoApp.AppSettings.ShowAlwaysHoursInEmployeeView)
                {
                    return true;
                }
                if (_MonthlyFLS.HasValue && !_WeeklyFLS.HasValue)
                {
                    return false;
                }
                return true;
            }
        }

        public bool MonthlyFlsEnabled
        {
            get
            {
                if (BeWoApp.AppSettings.ShowAlwaysHoursInEmployeeView)
                {
                    return true;
                }
                if (_WeeklyFLS.HasValue && !_MonthlyFLS.HasValue)
                {
                    return false;
                }
                return true;
            }
        }

        private IList<ValueListEntryDC> _AllContractTypes;

        private IList<CostRatePeriodDC> _AllHourlyRateCostRatePeriods;

        private IList<EmploymentTypeDC> _PossibleEmploymentTypes;
        
        public ContractVM(ContractDC pDC)
            : base(pDC, pDC.ContractOid == null)
        {
        }

        public string ContractString
        {
            get
            {
                String text = "";
                if (this.EntryDate.HasValue)
                {
                    text = String.Format("Vertrag vom {0:dd.MM.yyyy}", this.EntryDate);

                    if (this.ContractEndDate.HasValue)
                    {
                        text += String.Format(" - {0:dd.MM.yyyy}", this.ContractEndDate);
                    }
                }
                else
                {
                    if (this.ContractEndDate.HasValue)
                    {
                        text = String.Format("Vertrag bis {0:dd.MM.yyyy}", this.ContractEndDate);
                    }
                }
                if (String.IsNullOrEmpty(text))
                {
                    if (this.IsNew)
                        text = "Neuer Vertrag";
                    else
                        text = "Vertrag";
                }
                return text;
            }
           
            set { }
        }

        public ValueListEntryDC ContractType
        {
            get { return this._ContractType; }

            set
            {
                if (this.AreDifferent(this._ContractType, value))
                {
                    this._ContractType = value;

                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.ContractTypeValueListEntry, value), PropertyName_ContractType);

                    this.FirePropertyChanged(PropertyName_ContractType);
                }
            }
        }

        public IList<ValueListEntryDC> AllContractTypes
        {
            get { return this._AllContractTypes; }
            set { this._AllContractTypes = value; }
        }


        public IList<EmploymentTypeDC> PossibleEmploymentTypes
        {
            get { return this._PossibleEmploymentTypes; }
            set { this._PossibleEmploymentTypes= value; }
        }

        

        public EmploymentTypeDC EmploymentType
        {
            get
            {
                return this._EmploymentType;
            }

            set
            {
                if (this.AreDifferent(this._EmploymentType, value))
                {
                    this._EmploymentType = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.EmploymentType, value), PropertyName_EmploymentType);
                    this.FirePropertyChanged(PropertyName_EmploymentType);
                    FirePropertyChanged("EmploymentTypeLeaveDaysVisibility");
                    FirePropertyChanged("LeaveDaysVisibility");
                }
            }
        }

        public decimal? LeaveDays
        {
            get { return this._LeaveDays; }

            set
            {
                if (this.AreDifferent(this._LeaveDays, value))
                {
                    this._LeaveDays = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.LeaveDays, value), PropertyName_LeaveDays);
                    this.FirePropertyChanged(PropertyName_LeaveDays);
                }
            }
        }

        public decimal? WeeklyTotalHours
        {
            get { return this._WeeklyTotalHours; }

            set
            {
                if (this.AreDifferent(this._WeeklyTotalHours, value))
                {
                    this._WeeklyTotalHours = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.WeeklyTotalHours, value), PropertyName_WeeklyTotalHours);
                    this.FirePropertyChanged(PropertyName_WeeklyTotalHours);
                    this.FirePropertyChanged("WeeklyHoursEnabled");
                    this.FirePropertyChanged("MonthlyHoursEnabled");
                }
            }
        }

        public decimal? MonthlyTotalHours
        {
            get { return this._MonthlyTotalHours; }

            set
            {
                if (this.AreDifferent(this._MonthlyTotalHours, value))
                {
                    this._MonthlyTotalHours = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.MonthlyTotalHours, value), PropertyName_MonthlyTotalHours);
                    this.FirePropertyChanged(PropertyName_MonthlyTotalHours);
                    this.FirePropertyChanged("WeeklyHoursEnabled");
                    this.FirePropertyChanged("MonthlyHoursEnabled");
                    
                }
            }
        }

        

        public decimal? WeeklyFLS
        {
            get { return this._WeeklyFLS; }

            set
            {
                if (this.AreDifferent(this._WeeklyFLS, value))
                {
                    this._WeeklyFLS = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.WeeklyFLS, value), PropertyName_WeeklyFLS);
                    this.FirePropertyChanged(PropertyName_WeeklyFLS);
                    this.FirePropertyChanged("WeeklyFlsEnabled");
                    this.FirePropertyChanged("MonthlyFlsEnabled");
                }
            }
        }

        public decimal? MonthlyFLS
        {
            get { return this._MonthlyFLS; }

            set
            {
                if (this.AreDifferent(this._MonthlyFLS, value))
                {
                    this._MonthlyFLS = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.MonthlyFLS, value), PropertyName_MonthlyFLS);
                    this.FirePropertyChanged(PropertyName_MonthlyFLS);
                    this.FirePropertyChanged("WeeklyFlsEnabled");
                    this.FirePropertyChanged("MonthlyFlsEnabled");
                }
            }
        }

        public bool IsHourlyRateTextfieldVisible
        {
            get { return _AllHourlyRateCostRatePeriods == null || _AllHourlyRateCostRatePeriods.Count == 0; }
        }

        public bool IsHourlyRateComboVisible
        {
            get { return !IsHourlyRateTextfieldVisible; }
        }

        public decimal? GrossSalary
        {
            get { return this._GrossSalary; }

            set
            {
                if (this.AreDifferent(this._GrossSalary, value))
                {
                    this._GrossSalary = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.GrossSalary, value), PropertyName_GrossSalary);
                    this.FirePropertyChanged(PropertyName_GrossSalary);
                }
            }
        }

        public decimal? HourlyRate
        {
            get { return this._HourlyRate; }

            set
            {
                if (this.AreDifferent(this._HourlyRate, value))
                {
                    this._HourlyRate = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.HourlyRate, value), PropertyName_HourlyRate);
                    this.FirePropertyChanged(PropertyName_HourlyRate);
                }
            }
        }

        public CostRatePeriodDC HourlyRateCostRatePeriod
        {
            get { return this._HourlyRateCostRatePeriod; }

            set
            {
                if (this.AreDifferent(this._HourlyRateCostRatePeriod, value))
                {
                    this._HourlyRateCostRatePeriod = value;

                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.HourlyRateCostRateValue, value), PropertyName_HourlyRateCostRatePeriod);

                    this.FirePropertyChanged(PropertyName_HourlyRateCostRatePeriod);
                }
            }
        }

        public IList<CostRatePeriodDC> AllHourlyRateCostRatePeriods
        {
            get { return this._AllHourlyRateCostRatePeriods; }
            set { this._AllHourlyRateCostRatePeriods = value; }
        }

        public DateTime? EntryDate
        {
            get { return this._EntryDate; }

            set
            {
                if (this.AreDifferent(this._EntryDate, value))
                {
                    this._EntryDate = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.EntryDate, value), PropertyName_EntryDate);
                    this.FirePropertyChanged(PropertyName_EntryDate);
                    this.FirePropertyChanged(PropertyName_ContractString);
                }
            }
        }

        public DateTime? ContractEndDate
        {
            get { return this._ContractEndDate; }

            set
            {
                if (this.AreDifferent(this._ContractEndDate, value))
                {
                    this._ContractEndDate = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.ContractEndDate, value), PropertyName_ContractEndDate);
                    this.FirePropertyChanged(PropertyName_ContractEndDate);
                    this.FirePropertyChanged(PropertyName_ContractString);
                }
            }
        }

        public int CancellationPeriod
        {
            get { return this._CancellationPeriod; }

            set
            {
                if (this.AreDifferent(this._CancellationPeriod, value))
                {
                    this._CancellationPeriod = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.CancellationPeriod, value), PropertyName_CancellationPeriod);
                    this.FirePropertyChanged(PropertyName_CancellationPeriod);
                }
            }
        }

        public int ProbationPeriod
        {
            get { return this._ProbationPeriod; }

            set
            {
                if (this.AreDifferent(this._ProbationPeriod, value))
                {
                    this._ProbationPeriod = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.ProbationPeriod, value), PropertyName_ProbationPeriod);
                    this.FirePropertyChanged(PropertyName_ProbationPeriod);
                }
            }
        }

        public decimal? ProbationPeriod2
        {
            get { return this._ProbationPeriod2; }

            set
            {
                if (this.AreDifferent(this._ProbationPeriod2, value))
                {
                    this._ProbationPeriod2 = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.ProbationPeriod2, value), PropertyName_ProbationPeriod2);
                    this.FirePropertyChanged(PropertyName_ProbationPeriod2);
                }
            }
        }

        public int WeeklyDays
        {
            get { return this._WeeklyDays; }

            set
            {
                if (this.AreDifferent(this._WeeklyDays, value))
                {
                    this._WeeklyDays = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.WeeklyDays, value), PropertyName_WeeklyDays);
                    this.FirePropertyChanged(PropertyName_WeeklyDays);
                }
            }
        }

        public string Notice
        {
            get { return this._Notice; }

            set
            {
                if (this.AreDifferent(this._Notice, value))
                {
                    this._Notice = value;
                    this.StoreDirtyInformation(this.AreDifferent(this.DataContract.Notice, value), PropertyName_Notice);
                    this.FirePropertyChanged(PropertyName_Notice);
                }
            }
        }

       

        protected override void InitByDataContract(ContractDC pDataContract)
        {
            if (!this.IsNew)
            {
                this._ContractType = pDataContract.ContractTypeValueListEntry;
                this._CancellationPeriod = pDataContract.CancellationPeriod;
                this._ContractEndDate = pDataContract.ContractEndDate;
                this._EntryDate = pDataContract.EntryDate;
                this._GrossSalary = pDataContract.GrossSalary;
                this._HourlyRate = pDataContract.HourlyRate;
                this._HourlyRateCostRatePeriod = pDataContract.HourlyRateCostRateValue;
                this._LeaveDays = pDataContract.LeaveDays;
                this._ProbationPeriod = pDataContract.ProbationPeriod;
                this._ProbationPeriod2 = pDataContract.ProbationPeriod2;
                this._WeeklyDays = pDataContract.WeeklyDays;
                this._WeeklyFLS = pDataContract.WeeklyFLS;
                this._MonthlyFLS = pDataContract.MonthlyFLS;
                this._WeeklyTotalHours = pDataContract.WeeklyTotalHours;
                _MonthlyTotalHours = pDataContract.MonthlyTotalHours;
                this._Notice = pDataContract.Notice;
                this._EmploymentType = pDataContract.EmploymentType;
                
            }
        }

        protected override ContractDC MapToDataContract(ContractDC pDataContract, bool doCommit)
        {
            pDataContract.ContractTypeValueListEntry = this._ContractType;
            pDataContract.CancellationPeriod = this._CancellationPeriod;
            pDataContract.ContractEndDate = this._ContractEndDate;
            pDataContract.EntryDate = this._EntryDate;
            pDataContract.GrossSalary = this._GrossSalary;
            pDataContract.HourlyRate = this._HourlyRate;
            pDataContract.HourlyRateCostRateValue = this._HourlyRateCostRatePeriod;
            pDataContract.LeaveDays = this._LeaveDays;
            pDataContract.ProbationPeriod = this._ProbationPeriod;
            pDataContract.ProbationPeriod2 = this.ProbationPeriod2;
            pDataContract.WeeklyDays = this._WeeklyDays;
            pDataContract.WeeklyFLS = this._WeeklyFLS;
            pDataContract.MonthlyFLS = this._MonthlyFLS;
            pDataContract.WeeklyTotalHours = this._WeeklyTotalHours;
            pDataContract.MonthlyTotalHours = _MonthlyTotalHours;
            pDataContract.Notice = this._Notice;

            pDataContract.EmploymentType = this._EmploymentType;
            
            return pDataContract;
        }
    }
}