mirror of
https://dev.azure.com/TeilRad/sharee.bike%20App/_git/Code
synced 2024-11-15 22:56:37 +01:00
394 lines
14 KiB
C#
394 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Threading.Tasks;
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using Acr.Collections;
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using Plugin.Messaging;
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using Serilog;
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using ShareeBike.Model;
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using ShareeBike.Model.Connector;
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using ShareeBike.Model.Stations.StationNS;
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using ShareeBike.MultilingualResources;
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using ShareeBike.View;
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using ShareeBike.ViewModel.Bikes;
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using Xamarin.Essentials;
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using Xamarin.Forms;
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using ICommand = System.Windows.Input.ICommand;
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namespace ShareeBike.ViewModel.Contact
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{
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/// <summary> View model for contact page.</summary>
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public class ContactPageViewModel : INotifyPropertyChanged
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{
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public Xamarin.Forms.Command ShowSelectStationInfoText { get; private set; }
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/// <summary>
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/// Mail address for app related support.
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/// </summary>
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public const string APPSUPPORTMAILADDRESS = "hotline@sharee.bike";
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/// <summary> Reference on view service to show modal notifications and to perform navigation. </summary>
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private IViewService ViewService { get; }
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/// <summary> Station selected by user. </summary>
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private IBikesViewModel SelectedBike { get; set; }
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/// <summary> Station selected by user. </summary>
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private IStation SelectedStation { get; set; } = new NullStation();
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/// <summary> Holds the name of the app (sharee.bike, ...)</summary>
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string AppFlavorName { get; }
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/// <summary> Reference on the shareeBike app instance. </summary>
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private IShareeBikeApp ShareeBikeApp { get; }
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/// <summary> Holds a reference to the external trigger service. </summary>
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private Action OpenUrlInExternalBrowser { get; }
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Func<string> CreateAttachment { get; }
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/// <summary> Provides a connector object.</summary>
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protected Func<bool, IConnector> ConnectorFactory { get; }
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/// <summary> Delegate to retrieve connected state. </summary>
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protected Func<bool> IsConnectedDelegate { get; }
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/// <summary> Notifies view about changes. </summary>
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public event PropertyChangedEventHandler PropertyChanged;
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/// <summary> Constructs a contact page view model. </summary>
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/// <param name="openUrlInExternalBrowser">Action to open an external browser.</param>
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/// <param name="user">Mail address of active user.</param>
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/// <param name="isReportLevelVerbose">True if report level is verbose, false if not.</param>
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/// <param name="permissions">Holds object to query location permissions.</param>
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/// <param name="bluetoothLE">Holds object to query bluetooth state.</param>
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/// <param name="runtimPlatform">Specifies on which platform code is run.</param>
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/// <param name="isConnectedDelegate">Returns if mobile is connected to web or not.</param>
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/// <param name="connectorFactory">Connects system to copri.</param>
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/// <param name="lockService">Service to control lock retrieve info.</param>
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/// <param name="stations">Stations to get station name from station id.</param>
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/// <param name="polling"> Holds whether to poll or not and the period length is polling is on. </param>
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/// <param name="postAction">Executes actions on GUI thread.</param>
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/// <param name="smartDevice">Provides info about the smart device (phone, tablet, ...).</param>
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/// <param name="viewService">Interface to actuate methods on GUI.</param>
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public ContactPageViewModel(
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string appFlavorName,
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IShareeBikeApp shareeBikeApp,
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Func<string> createAttachment,
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Action openUrlInExternalBrowser,
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IViewService viewService,
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Func<bool> isConnectedDelegate,
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Func<bool, IConnector> connectorFactory)
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{
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AppFlavorName = !string.IsNullOrEmpty(appFlavorName)
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? appFlavorName
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: throw new ArgumentException("Can not instantiate contact page view model- object. No app name centered.");
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ShareeBikeApp = shareeBikeApp
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?? throw new ArgumentException("Can not instantiate settings page view model- object. No shareeBike app object available.");
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CreateAttachment = createAttachment
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?? throw new ArgumentException("Can not instantiate contact page view model- object. No create attachment provider available.");
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ViewService = viewService
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?? throw new ArgumentException("Can not instantiate contact page view model- object. No user view service available.");
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OpenUrlInExternalBrowser = openUrlInExternalBrowser
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?? throw new ArgumentException("Can not instantiate contact page view model- object. No user external browse service available.");
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ConnectorFactory = connectorFactory
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?? throw new ArgumentException("Can not instantiate bikes page view model- object. No connector available.");
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IsConnectedDelegate = isConnectedDelegate
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?? throw new ArgumentException("Can not instantiate bikes page view model- object. No is connected delegate available.");
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ShowSelectStationInfoText = new Xamarin.Forms.Command(async () => {
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await ViewService.DisplayAlert(
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AppResources.MarkingLastSelectedStation,
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AppResources.MarkingContactNoStationInfoAvailableNoButton,
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AppResources.MessageAnswerOk);
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});
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}
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public ICommand OnFAQClickedRequest
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=> new Xamarin.Forms.Command(async () => await OpenFAQAsync());
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/// <summary> Opens Help page, FAQ. </summary>
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public async Task OpenFAQAsync()
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{
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try
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{
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await ViewService.PushAsync(ViewTypes.HelpPage);
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}
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catch (Exception exception)
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{
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Log.ForContext<ContactPageViewModel>().Error("Fehler beim Öffnen der Seite 'Hilfe' aufgetreten. {Exception}", exception);
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await ViewService.DisplayAlert(
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AppResources.ErrorPageNotLoadedTitle,
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$"{AppResources.ErrorPageNotLoaded}\r\n{exception.Message}",
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AppResources.MessageAnswerOk);
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return;
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}
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}
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/// <summary> Is invoked when page is shown. </summary>
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public async Task OnAppearing(
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IStation selectedStation)
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{
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if (SelectedStation?.Id == selectedStation?.Id)
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{
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// Nothing to do because either both are null or of same id.
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return;
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}
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SelectedStation = selectedStation;
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(SelectedStationId)));
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(SelectedStationName)));
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(MailAddressText)));
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(OfficeHoursText)));
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(PhoneNumberText)));
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(ProviderNameText)));
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsOperatorInfoAvaliable)));
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsDoPhoncallAvailable)));
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PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(nameof(IsSendMailAvailable)));
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await Task.CompletedTask;
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}
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/// <summary> Command object to bind mail button to view model. </summary>
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public ICommand OnMailToOperatorRequest
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=> new Xamarin.Forms.Command(async () => await DoSendMailToOperator());
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/// <summary> Command object to bind mail app related button to model. </summary>
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public ICommand OnMailAppRelatedRequest
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=> new Xamarin.Forms.Command(async () => await DoSendMailAppRelated());
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/// <summary>True if sending mail is possible.</summary>
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public bool IsSendMailAvailable
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=> CrossMessaging.Current.EmailMessenger.CanSendEmail;
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/// <summary>cTrue if doing a phone call is possible.</summary>
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public bool IsDoPhoncallAvailable
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=> CrossMessaging.Current.PhoneDialer.CanMakePhoneCall;
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/// <summary>Holds the mail address to mail to.</summary>
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public string MailAddressText
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=> SelectedStation?.OperatorData?.MailAddressText ?? string.Empty;
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/// <summary>Holds the mail address to send mail to.</summary>
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public string PhoneNumberText
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=> SelectedStation?.OperatorData?.PhoneNumberText ?? string.Empty;
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/// <summary>Holds the mail address to send mail to.</summary>
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public string OfficeHoursText
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=> SelectedStation?.OperatorData?.Hours ?? string.Empty;
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/// <summary> Gets whether any operator support info is available. </summary>
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public bool IsOperatorInfoAvaliable
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=> MailAddressText.Length > 0 || PhoneNumberText.Length > 0;
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/// <returns> Returns true if either mail was sent or if no mailer available.</returns>
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public async Task DoSendMailToOperator()
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{
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if (!IsSendMailAvailable)
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{
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await ViewService.DisplayAlert(
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String.Empty,
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AppResources.ErrorSupportmailMailingFailed,
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AppResources.MessageAnswerOk);
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return;
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}
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else
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{
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try
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{
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// Send operator related support mail to operator.
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await Email.ComposeAsync(new EmailMessage
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{
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To = new List<string> { MailAddressText },
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Cc = APPSUPPORTMAILADDRESS.ToUpper() != MailAddressText.ToUpper() // do not sent copy if same mail address
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? new List<string> { APPSUPPORTMAILADDRESS } : new List<string>(),
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Subject = string.Format(AppResources.SupportmailSubjectOperatormail, AppFlavorName, SelectedStation?.Id),
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Body = ShareeBikeApp.ActiveUser.Mail != null ? $"{AppResources.SupportmailBodyText}\r\n\r\n\r\n\r\n{string.Format(AppResources.MarkingLoggedInStateInfoLoggedIn, ShareeBikeApp.ActiveUser.Mail)}" : $"{AppResources.SupportmailBodyText}\r\n\r\n\r\n\r\n{string.Format(AppResources.SupportmailBodyNotLoggedIn)}"
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});
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return;
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}
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catch (Exception exception)
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{
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Log.Error("An unexpected error occurred sending mail to operator. {@Exception}", exception);
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await ViewService.DisplayAdvancedAlert(
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AppResources.MessageWaring,
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AppResources.ErrorSupportmailMailingFailed,
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exception.Message,
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AppResources.MessageAnswerOk);
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return;
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}
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}
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}
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/// <summary> Request to send a app related mail. </summary>
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public async Task DoSendMailAppRelated()
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{
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if (!IsSendMailAvailable)
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{
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await ViewService.DisplayAlert(
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String.Empty,
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AppResources.ErrorSupportmailMailingFailed,
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AppResources.MessageAnswerOk);
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return;
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}
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else
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{
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try
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{
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// Ask for permission to append diagnostics.
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await ViewService.DisplayAlert(
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AppResources.QuestionSupportmailAttachmentTitle,
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AppResources.QuestionSupportmailAttachment,
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AppResources.MessageAnswerOk);
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var message = new EmailMessage
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{
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To = new List<string> { APPSUPPORTMAILADDRESS },
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Subject = SelectedStation?.Id != null ? string.Format(AppResources.SupportmailSubjectAppmailWithStation, AppFlavorName, SelectedStation?.Id) : string.Format(AppResources.SupportmailSubjectAppmail, AppFlavorName),
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Body = ShareeBikeApp.ActiveUser.Mail != null ? $"{AppResources.SupportmailBodyText}\r\n\r\n\r\n\r\n{string.Format(AppResources.MarkingLoggedInStateInfoLoggedIn, ShareeBikeApp.ActiveUser.Mail)}" : $"{AppResources.SupportmailBodyText}\r\n\r\n\r\n\r\n{string.Format(AppResources.SupportmailBodyNotLoggedIn)}"
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};
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// Send with attachment.
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var logFileName = string.Empty;
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try
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{
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logFileName = CreateAttachment();
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}
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catch (Exception exception)
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{
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await ViewService.DisplayAdvancedAlert(
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AppResources.MessageWaring,
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AppResources.ErrorSupportmailCreateAttachment,
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exception.Message,
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AppResources.MessageAnswerOk);
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Log.ForContext<ContactPageViewModel>().Error("An error occurred creating attachment for app mail. {@Exception)", exception);
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}
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if (!string.IsNullOrEmpty(logFileName))
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{
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message.Attachments.Add(new Xamarin.Essentials.EmailAttachment(logFileName));
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}
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// Send a shareeBike app related mail
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await Email.ComposeAsync(message);
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}
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catch (Exception exception)
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{
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Log.ForContext<ContactPageViewModel>().Error("An unexpected error occurred sending mail. {@Exception}", exception);
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await ViewService.DisplayAdvancedAlert(
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AppResources.MessageWaring,
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AppResources.ErrorSupportmailMailingFailed,
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exception.Message,
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AppResources.MessageAnswerOk);
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return;
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}
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}
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}
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/// <summary> Command object to bind login button to view model. </summary>
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public ICommand OnSelectStationRequest
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=> new Xamarin.Forms.Command(async () => await OpenSelectStationPageAsync());
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/// <summary> Opens login page. </summary>
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public async Task OpenSelectStationPageAsync()
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{
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try
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{
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// Switch to map page
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await ViewService.PushAsync(ViewTypes.SelectStationPage);
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}
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catch (Exception p_oException)
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{
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Log.Error("Ein unerwarteter Fehler ist in der Klasse ContactPageViewModel aufgetreten. Kontext: Klick auf Hinweistext auf Station N- seite ohne Anmeldung. {@Exception}", p_oException);
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return;
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}
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}
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/// <summary> Command object to bind phone call button. </summary>
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public ICommand OnPhoneRequest
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=> new Xamarin.Forms.Command(async () => await DoPhoneCall());
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/// <summary> Request to do a phone call. </summary>
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public async Task DoPhoneCall()
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{
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if (!IsDoPhoncallAvailable)
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{
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await ViewService.DisplayAlert(
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String.Empty,
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AppResources.ErrorSupportmailPhoningFailed,
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AppResources.MessageAnswerOk);
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return;
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}
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else
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{
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try
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{
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// Make Phone Call
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CrossMessaging.Current.PhoneDialer.MakePhoneCall(PhoneNumberText);
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}
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catch (Exception exception)
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{
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Log.Error("An unexpected error occurred doing a phone call. {@Exception}", exception);
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await ViewService.DisplayAdvancedAlert(
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AppResources.MessageWaring,
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AppResources.ErrorSupportmailPhoningFailed,
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exception.Message,
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AppResources.MessageAnswerOk);
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return;
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}
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}
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}
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/// <summary> Text providing the id of the selected station.</summary>
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public string SelectedStationId
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=> SelectedStation?.Id != null ? SelectedStation?.Id : string.Empty;
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public string SelectedStationName
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=> SelectedStation?.StationName;
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/// <summary> Text providing the name of the operator of the selected station </summary>
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public string ProviderNameText
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=> SelectedStation?.OperatorData?.Name;
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/// <summary> Text providing mail address and possible reasons to contact. </summary>
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public FormattedString MailAddressAndMotivationsText
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{
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get
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{
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var hint = new FormattedString();
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hint.Spans.Add(new Span { Text = AppResources.MessageContactMail });
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return hint;
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}
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}
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/// <summary> Invitation to rate app.</summary>
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public FormattedString PhoneContactText
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{
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get
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{
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var l_oHint = new FormattedString();
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l_oHint.Spans.Add(new Span
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{
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Text = string.Format(AppResources.MessagePhoneMail, AppFlavorName) + $"{(OfficeHoursText.Length > 0 ? $" {OfficeHoursText}" : string.Empty)}"
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});
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return l_oHint;
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}
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}
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}
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}
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