private static bool Exit(CoffeMakerInMemory hardware)
{
Console.Write("> ");
var command = Console.ReadLine().ToUpperInvariant();
switch (command)
{
case "POLL":
return(false);
case "FILL":
hardware.BoilerStatus = BoilerStatus.NOT_EMPTY;
return(false);
case "EMPTY":
hardware.BoilerStatus = BoilerStatus.EMPTY;
return(false);
case "PRESS":
hardware.BrewButtonStatus = BrewButtonStatus.PUSHED;
return(false);
case "DRIP":
hardware.WarmerPlateStatus = WarmerPlateStatus.POT_NOT_EMPTY;
return(false);
case "DRY":
hardware.WarmerPlateStatus = WarmerPlateStatus.POT_EMPTY;
return(false);
case "TAKE":
hardware.WarmerPlateStatus = WarmerPlateStatus.WARMER_EMPTY;
return(false);
case "EXIT":
case "QUIT":
return(true);
case "HELP":
default:
Console.WriteLine("Options: poll, fill, empty, press, drip, dry, take, exit, quit, help.");
return(false);
}
}
static void Main(string[] args)
{
var hardware = new CoffeMakerInMemory();
hardware.SetReliefValveState(ReliefValveState.CLOSED);
hardware.WarmerPlateStatus = WarmerPlateStatus.POT_EMPTY;
var buttonEvents = Observable
.Interval(TimeSpan.FromSeconds(1))
.Select(_ => hardware.GetBrewButtonStatus())
.Publish();
var boilerEvents = Observable
.Interval(TimeSpan.FromSeconds(1))
.Select(_ => hardware.GetBoilerStatus())
.Publish();
var warmerEvents = Observable
.Interval(TimeSpan.FromSeconds(1))
.Select(_ => hardware.GetWarmerPlateStatus())
.Publish();
var boiler = new Boiler(hardware);
var indicator = new Indicator(hardware);
var valve = new ReliefValve(hardware);
var warmer = new WarmerPlate(hardware);
using (buttonEvents.Subscribe(boiler))
using (buttonEvents.Subscribe(indicator))
using (boilerEvents.Subscribe(boiler))
using (boilerEvents.Subscribe(indicator))
using (warmerEvents.Subscribe(valve))
using (warmerEvents.Subscribe(warmer))
{
buttonEvents.Connect();
boilerEvents.Connect();
warmerEvents.Connect();
while (!Exit(hardware))
{
WriteHardwareState(hardware);
}
}
}
private static void WriteHardwareState(CoffeMakerInMemory hardware)
{
Console.WriteLine("Coffe maker status {0:T}:", DateTime.Now);
Console.Write("Ready indicator:\t");
Console.ForegroundColor =
hardware.IndicatorState == IndicatorState.ON ?
ConsoleColor.Green :
ConsoleColor.Red;
Console.Write(hardware.IndicatorState);
Console.ResetColor();
Console.WriteLine();
Console.Write("Boiler:\t\t\t");
Console.ForegroundColor =
hardware.BoilerStatus == BoilerStatus.NOT_EMPTY ?
ConsoleColor.Green :
ConsoleColor.Red;
Console.Write(hardware.BoilerStatus);
Console.ResetColor();
Console.WriteLine();
Console.Write("Boiler:\t\t\t");
Console.ForegroundColor =
hardware.BoilerState == BoilerState.ON ?
ConsoleColor.Green :
ConsoleColor.Red;
Console.Write(hardware.BoilerState);
Console.ResetColor();
Console.WriteLine();
Console.Write("Warmer plate:\t\t");
switch (hardware.WarmerPlateStatus)
{
case WarmerPlateStatus.WARMER_EMPTY:
Console.ForegroundColor = ConsoleColor.Red;
break;
case WarmerPlateStatus.POT_EMPTY:
Console.ForegroundColor = ConsoleColor.Yellow;
break;
case WarmerPlateStatus.POT_NOT_EMPTY:
Console.ForegroundColor = ConsoleColor.Green;
break;
default:
break;
}
Console.Write(hardware.WarmerPlateStatus);
Console.ResetColor();
Console.WriteLine();
Console.Write("Warmer plate:\t\t");
Console.ForegroundColor =
hardware.WarmerState == WarmerState.ON ?
ConsoleColor.Green :
ConsoleColor.Red;
Console.Write(hardware.WarmerState);
Console.ResetColor();
Console.WriteLine();
Console.Write("Relief valve:\t\t");
Console.ForegroundColor =
hardware.ReliefValveState == ReliefValveState.CLOSED ?
ConsoleColor.Green :
ConsoleColor.Red;
Console.Write(hardware.ReliefValveState);
Console.ResetColor();
Console.WriteLine();
Console.WriteLine();
}