From 78b23f4863f1678c4f5acedd870e54d35216c22b Mon Sep 17 00:00:00 2001
From: Samuele Locatelli <samuele@steamware.net>
Date: Sun, 6 Mar 2022 12:40:18 +0100
Subject: [PATCH] Simulatore multithread OK come primo test (manca reset...)

---
 MachineSim/Program.cs | 64 ++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 57 insertions(+), 7 deletions(-)

diff --git a/MachineSim/Program.cs b/MachineSim/Program.cs
index 6403cfc..dec365e 100644
--- a/MachineSim/Program.cs
+++ b/MachineSim/Program.cs
@@ -5,23 +5,73 @@ using System.Configuration;
 string lineSep = "------------------------------------------------------";
 string redisConf = "127.0.0.1:6379";
 
+Random rand = new Random();
+
 Console.WriteLine(lineSep);
 Console.WriteLine($"Starting Machine SIM - redis server on {redisConf}!");
 Console.WriteLine(lineSep);
 Console.WriteLine("");
+Console.WriteLine("Running - press CTRL-C to stop SIM");
+Console.WriteLine("");
 
 //Create a connection
-using (ConnectionMultiplexer redis = ConnectionMultiplexer.Connect("127.0.0.1:6379"))
+ConnectionMultiplexer redis = ConnectionMultiplexer.Connect(redisConf);
+ISubscriber sub = redis.GetSubscriber();
+
+
+
+#if false
+// ciclo principale 
+string input;
+do
 {
-    ISubscriber sub = redis.GetSubscriber();
+    input = Console.ReadLine();
+    sub.Publish("allarmi", input);
+} while (input != "exit"); 
+#endif
 
-    Console.WriteLine("please enter any character and exit to exit");
+// avvio tutti i thread...
+Thread threadStatus = new Thread(simStatus);
+Thread threadAlarms = new Thread(simAlarms);
 
-    string input;
+threadStatus.Start();
+threadAlarms.Start();
+
+
+
+void simStatus()
+{
+    int minPeriod = 2000;
+    int maxPeriod = 3000;
+
+    do {
+        var statusCode = rand.Next(1, 5);
+        saveAndSendMessage("Machine:Status:Current", $"{statusCode} | Stato {statusCode:00}", "status", $"{statusCode}");
+        // attesa random
+        Thread.Sleep(rand.Next(minPeriod, maxPeriod));
+    } while (true);
+}
+void simAlarms()
+{
+    int minPeriod = 1000;
+    int maxPeriod = 2000;
 
     do
     {
-        input = Console.ReadLine();
-        sub.Publish("allarmi", input);
-    } while (input != "exit");
+    var alarmCode = rand.Next(1, 100);
+    saveAndSendMessage("Machine:Alarms:Current", $"{alarmCode:000} | Allarme PLC {alarmCode}", "allarmi", $"{alarmCode:000}");
+        // attesa random
+        Thread.Sleep(rand.Next(minPeriod, maxPeriod));
+    } while (true);
+}
+
+
+void saveAndSendMessage(string memKey, string value, string notifyChannel, string message)
+{
+    // effettuo la scrittura nell'area di memoria indicata
+    redis.GetDatabase().SetAdd(memKey, value);
+
+    // invio notifica tramite il canale richiesto
+    sub.Publish(notifyChannel, message);
+    Console.WriteLine($"[{notifyChannel}] key: {memKey} | val: {value} | message: {message}");
 }
\ No newline at end of file