static void Main(string[] args)
{
//Setup code...
Console.WriteLine("Connecting to EventStore...");
EventStoreLoader.SetupEventStore(EventStoreLoader.StartConflictOption.Connect);
//create instance of the user service
userService = new UserService(new EsAggregateStore(EventStoreLoader.Connection));
//read models and projections
var items = new List <UserReadModel>();
projectionManager = new ProjectionManager(EventStoreLoader.Connection, items);
//command and query handlers
userCommands = new UserCommandHandler(userService);
userQueries = new UserQueryHandler(items, userService); //need list of read model items
Console.WriteLine("EventStore was setup successfully!");
DisplayUserCommands();
StartCommandLoop();
}
public static void StartCommandLoop()
{
do //Command loop, runs until user shuts down program or EventStore
{
var cmd = Console.ReadLine();
if (string.IsNullOrWhiteSpace(cmd))
{
DisplayUserCommands();
continue;
}
string streamName = string.Empty;
switch (cmd.ToLower())
{
case "exit":
Console.WriteLine("Disconnecting from EventStore");
EventStoreLoader.TeardownEventStore();
break;
case "1t":
Console.Write("Please enter stream name (New or existing): ");
streamName = Console.ReadLine();
Console.WriteLine("Adding 3 events to stream " + streamName + "...\n");
CreateAndRunTestStream(streamName);
continue;
case "2t":
Console.Write("Please enter existing stream name: ");
streamName = Console.ReadLine();
CreatePersistentSubscription(streamName);
Console.WriteLine("Persistent Subscription for stream \"" + streamName + "\" has been created!");
continue;
case "3t":
Console.Write("Please enter existing stream name: ");
streamName = Console.ReadLine();
ConnectPersistentSubscription(streamName);
Console.WriteLine("Connection to Persistent Subscription for stream \"" + streamName + "\" has been created!");
Console.WriteLine("Waiting for new events...");
continue;
case "4t":
Console.Write("Please enter stream name: ");
streamName = Console.ReadLine();
Console.Write("Read events reversed? (y/n): ");
string answer = Console.ReadLine();
bool reversed = answer == "y" ? true : false;
Console.WriteLine("Listing all events from stream...\n");
ListOperations(streamName, reversed);
continue;
case "1d":
Console.Write("Please input username: "******"User with username \"" + userName + "\" has been saved to the Event Store!\n");
continue;
case "2d":
Console.Write("Please input ID of user to update: ");
string userID = Console.ReadLine();
Console.Write("Please input new user name: ");
string userNameUpdated = Console.ReadLine();
userCommands.UpdateUserName(new Contracts.UpdateUserName()
{
UserId = Guid.Parse(userID), Name = userNameUpdated
});
Console.WriteLine("User " + userID + " has been updated with new username \"" + userNameUpdated + "\"");
continue;
case "3d":
Console.WriteLine("Creating and connecting to Catch Up subscription for the $all stream...");
projectionManager.Start();
break;
case "4d":
Console.Write("Please input ID of user to display: ");
string userId = Console.ReadLine();
UserReadModel queriedUser = userQueries.GetSingleUser(new UserQueryModels.GetUser()
{
UserId = Guid.Parse(userId)
});
Console.WriteLine("Success, user was found!\n--------------------------------------------\nUserID: " + queriedUser.UserId + "\nUsername: "******"5d":
Console.WriteLine("Fetching all users aggregates from Event Store...\n");
List <UserReadModel> userReadModels = userQueries.GetAllUsers();
foreach (var urm in userReadModels)
{
Console.WriteLine("UserID: " + urm.UserId + "\nUsername: "******"\n--------------------------------------------");
}
break;
}
} while (true);
}