public MongoTables(
ILoggingService loggingService,
ITextHelpers textHelpers,
IConfiguration configuration)
{
Ensure.Argument.IsNotNull(loggingService, nameof(loggingService));
Ensure.Argument.IsNotNull(textHelpers, nameof(textHelpers));
Ensure.Argument.IsNotNull(configuration, nameof(configuration));
this.configuration = configuration;
// Configure the Mongo connection.
var clientSettings = new MongoClientSettings
{
Servers = configuration.MongoServers.Select(kv => new MongoServerAddress(kv.Key, kv.Value)),
ApplicationName = "MainApp",
//WriteConcern = WriteConcern.WMajority,
//ReadConcern = ReadConcern.Majority,
ReadPreference = ReadPreference.Nearest,
GuidRepresentation = GuidRepresentation.Standard
};
// If needed, set up logging.
if (configuration.MongoDebug)
{
clientSettings.ClusterConfigurator = cluster =>
{
cluster.Subscribe <CommandStartedEvent>(e => loggingService.Info("[Mongo] {0} Started - {1}", e.CommandName, e.Command.ToJson()));
cluster.Subscribe <CommandSucceededEvent>(e => loggingService.Info("[Mongo] {0} Succeeded - {1}", e.CommandName, e.Reply.ToJson()));
cluster.Subscribe <CommandFailedEvent>(e => loggingService.Exception(e.Failure, "[Mongo] {0} Failed", e.CommandName));
}
}
;
// Configure serialization.
var conventionPack = new ConventionPack();
conventionPack.Add(new SnakeCaseElementNameConvention(textHelpers));
ConventionRegistry.Register("snakeCase", conventionPack, t => true);
// Create the client and get a reference to the Db.
var client = new MongoClient(clientSettings);
this.database = client.GetDatabase(configuration.MongoDatabaseName);
// Create the initializer for this component.
this.initializer = new TaskRunner(this.InitializeOnceAsync);
}
protected async Task InternalNavigateToAsync(Type viewModelType, object parameter, bool clearStack = false)
{
try
{
var page = CreatePage(viewModelType, parameter);
var cp = CurrentApplication.MainPage as NavigationPage;
if (cp == null || clearStack)
{
cp = new NavigationPage(page);
CurrentApplication.MainPage = cp;
}
else
{
await cp.PushAsync(page);
}
}
catch (Exception e)
{
loggingService.Exception(e);
}
}