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Курнат Андрей
243
XLAB2/PrfrEditWindowViewModel.cs
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243
XLAB2/PrfrEditWindowViewModel.cs
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Windows.Input;
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namespace XLAB2
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{
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internal sealed class PrfrEditWindowViewModel : ObservableObject
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{
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private readonly IReadOnlyList<PrfrDirectoryItem> _existingItems;
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private string _guid;
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private bool? _isPinAuth;
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private int _organizationId;
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private string _personnelNumber;
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private string _pinChangedAtText;
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private string _pinHash;
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private int _positionId;
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private string _validationMessage;
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public PrfrEditWindowViewModel(PrfrDirectoryItem seed, bool isNew, IReadOnlyList<PrfrDirectoryItem> existingItems, PrsnDirectoryService service)
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{
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var source = seed ?? new PrfrDirectoryItem();
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_existingItems = existingItems ?? Array.Empty<PrfrDirectoryItem>();
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EmploymentId = source.EmploymentId;
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PersonId = source.PersonId;
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IsNew = isNew;
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OrganizationItems = service.LoadFrpdReferences();
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PositionItems = new[] { new DirectoryLookupItem { Id = 0, Name = string.Empty } }
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.Concat(service.LoadSpdlReferences() ?? Array.Empty<DirectoryLookupItem>())
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.ToList();
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OrganizationId = source.OrganizationId;
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PositionId = source.PositionId.HasValue ? source.PositionId.Value : 0;
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HireDate = source.HireDate;
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DismissalDate = source.DismissalDate;
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PositionStartDate = source.PositionStartDate;
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QualificationPlanDate = source.QualificationPlanDate;
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LastVacationStartDate = source.LastVacationStartDate;
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LastVacationEndDate = source.LastVacationEndDate;
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NextVacationStartDate = source.NextVacationStartDate;
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NextVacationEndDate = source.NextVacationEndDate;
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PersonnelNumber = source.PersonnelNumber ?? string.Empty;
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Guid = source.Guid ?? string.Empty;
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PinHash = source.PinHash ?? string.Empty;
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PinChangedAtText = source.PinChangedAt.HasValue ? source.PinChangedAt.Value.ToString("dd.MM.yyyy HH:mm") : string.Empty;
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IsPinAuth = source.IsPinAuth;
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ConfirmCommand = new RelayCommand(Confirm);
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CancelCommand = new RelayCommand(Cancel);
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}
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public event EventHandler<bool?> CloseRequested;
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public ICommand CancelCommand { get; private set; }
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public ICommand ConfirmCommand { get; private set; }
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public DateTime? DismissalDate { get; set; }
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public int EmploymentId { get; private set; }
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public string Guid
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{
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get { return _guid; }
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set { SetProperty(ref _guid, value); }
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}
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public DateTime? HireDate { get; set; }
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public bool? IsPinAuth
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{
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get { return _isPinAuth; }
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set { SetProperty(ref _isPinAuth, value); }
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}
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public bool IsNew { get; private set; }
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public DateTime? LastVacationEndDate { get; set; }
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public DateTime? LastVacationStartDate { get; set; }
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public DateTime? NextVacationEndDate { get; set; }
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public DateTime? NextVacationStartDate { get; set; }
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public int OrganizationId
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{
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get { return _organizationId; }
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set { SetProperty(ref _organizationId, value); }
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}
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public IReadOnlyList<DirectoryLookupItem> OrganizationItems { get; private set; }
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public int PersonId { get; private set; }
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public string PersonnelNumber
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{
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get { return _personnelNumber; }
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set { SetProperty(ref _personnelNumber, value); }
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}
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public string PinChangedAtText
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{
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get { return _pinChangedAtText; }
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set { SetProperty(ref _pinChangedAtText, value); }
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}
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public string PinHash
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{
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get { return _pinHash; }
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set { SetProperty(ref _pinHash, value); }
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}
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public int PositionId
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{
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get { return _positionId; }
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set { SetProperty(ref _positionId, value); }
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}
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public IReadOnlyList<DirectoryLookupItem> PositionItems { get; private set; }
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public DateTime? PositionStartDate { get; set; }
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public DateTime? QualificationPlanDate { get; set; }
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public string Title
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{
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get { return IsNew ? "Новая запись персонала в организации" : "Редактирование записи персонала в организации"; }
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}
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public string ValidationMessage
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{
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get { return _validationMessage; }
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private set { SetProperty(ref _validationMessage, value); }
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}
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public PrfrDirectoryItem ToResult()
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{
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return new PrfrDirectoryItem
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{
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DismissalDate = DismissalDate,
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EmploymentId = EmploymentId,
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Guid = NormalizeNullable(Guid),
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HireDate = HireDate,
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IsPinAuth = IsPinAuth,
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LastVacationEndDate = LastVacationEndDate,
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LastVacationStartDate = LastVacationStartDate,
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NextVacationEndDate = NextVacationEndDate,
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NextVacationStartDate = NextVacationStartDate,
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OrganizationId = OrganizationId,
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PersonId = PersonId,
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PersonnelNumber = NormalizeNullable(PersonnelNumber),
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PinChangedAt = ParseNullableDateTime(PinChangedAtText),
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PinHash = NormalizeNullable(PinHash),
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PositionId = PositionId > 0 ? (int?)PositionId : null,
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PositionStartDate = PositionStartDate,
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QualificationPlanDate = QualificationPlanDate
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};
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}
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private void Cancel(object parameter)
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{
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RaiseCloseRequested(false);
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}
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private void Confirm(object parameter)
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{
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var normalizedPersonnelNumber = NormalizeNullable(PersonnelNumber);
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var normalizedGuid = NormalizeNullable(Guid);
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DateTime? pinChangedAt;
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if (OrganizationId <= 0)
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{
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ValidationMessage = "Укажите организацию/подразделение.";
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return;
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}
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if (normalizedPersonnelNumber != null && normalizedPersonnelNumber.Length > PrfrDirectoryRules.PersonnelNumberMaxLength)
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{
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ValidationMessage = string.Format("Табельный номер не должен превышать {0} символов.", PrfrDirectoryRules.PersonnelNumberMaxLength);
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return;
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}
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if (normalizedGuid != null && normalizedGuid.Length > PrfrDirectoryRules.GuidMaxLength)
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{
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ValidationMessage = string.Format("GUID сотрудника не должен превышать {0} символов.", PrfrDirectoryRules.GuidMaxLength);
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return;
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}
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if (!TryParseNullableDateTime(PinChangedAtText, out pinChangedAt))
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{
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ValidationMessage = "Дата/время изменения PIN указаны в неверном формате.";
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return;
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}
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var duplicate = _existingItems.FirstOrDefault(delegate(PrfrDirectoryItem item)
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{
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return item != null
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&& item.EmploymentId != EmploymentId
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&& item.OrganizationId == OrganizationId;
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});
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if (duplicate != null)
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{
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ValidationMessage = "Такая связка персоны и организации уже существует в справочнике.";
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return;
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}
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ValidationMessage = string.Empty;
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RaiseCloseRequested(true);
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}
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private string NormalizeNullable(string value)
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{
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return string.IsNullOrWhiteSpace(value) ? null : value.Trim();
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}
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private DateTime? ParseNullableDateTime(string value)
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{
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DateTime? result;
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return TryParseNullableDateTime(value, out result) ? result : null;
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}
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private bool TryParseNullableDateTime(string value, out DateTime? result)
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{
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if (string.IsNullOrWhiteSpace(value))
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{
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result = null;
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return true;
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}
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DateTime parsedValue;
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if (DateTime.TryParse(value.Trim(), out parsedValue))
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{
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result = parsedValue;
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return true;
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}
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result = null;
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return false;
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}
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private void RaiseCloseRequested(bool? dialogResult)
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{
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var handler = CloseRequested;
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if (handler != null)
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{
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handler(this, dialogResult);
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}
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}
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}
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}
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