using System;

namespace EventSourcingPattern

{

class Program

{

static void Main(string[] args)

{

using (EventStore store = new EventStore())

{

//create a new streamID. This wil be used for partitioning

Guid streamId = Guid.NewGuid();

//create things that happened

var depositevent1 = new CashDepositCommand { Amount = 100, EventId = Guid.NewGuid() };

var depositevent2 = new CashDepositCommand { Amount = 20, EventId = Guid.NewGuid() };

var withdrawalevent1 = new CashWithdrawalCommand { Amount = -75, EventId = Guid.NewGuid() };

//100 + 20 - 75 = 45

//commit those things

store.AppendToStream(streamId, depositevent1);

store.AppendToStream(streamId, depositevent2);

store.AppendToStream(streamId, withdrawalevent1);

//replay the events and get the current state of the data

double stateOfData = store.GetAmount(streamId);

Console.WriteLine("Balance: " + stateOfData);

Console.ReadLine();

}

}

}

}