server/AyaNova/Startup.cs

@@ -404,13 +404,27 @@ namespace AyaNova
             //TESTING
             if (TESTING_REFRESH_DB)
             {
-                AyaNova.Core.License.Fetch(apiServerState, dbContext, _log);                
-                Util.Seeder.SeedDatabase(Util.Seeder.SeedLevel.HugeForLoadTest);
+                AyaNova.Core.License.Fetch(apiServerState, dbContext, _log);
+                Util.Seeder.SeedDatabase(Util.Seeder.SeedLevel.SmallOneManShopTrialDataSet);
             }
             //TESTING
 #endif
 
 
+            //TEST AUTOID
+            //Note that seeder may init this already in which case this code doesn't even need to run
+            if (ServerBootConfig.WIDGET_SERIAL == null)
+            {
+                //query for most recently used serial number
+                //(note, can't query for highest serial as it can and likely will reset or be changed manually from time to time
+                // so the algorithm is to keep the most recent sequence going on startup of the server)
+                var MostRecentWidget = dbContext.Widget.AsNoTracking().OrderByDescending(x => x.Id).FirstOrDefault();
+                uint MaxWidgetId = 0;
+                if (MostRecentWidget != null)
+                    MaxWidgetId = MostRecentWidget.Serial;
+                ServerBootConfig.WIDGET_SERIAL = new AutoId(MaxWidgetId);
+            }
+
             //Open up the server for visitors
             apiServerState.SetOpen();
 

server/AyaNova/biz/WidgetBiz.cs

@@ -37,7 +37,7 @@ namespace AyaNova.Biz
             return new WidgetBiz(ct, 1, ServerBootConfig.AYANOVA_DEFAULT_LANGUAGE_ID, AuthorizationRoles.BizAdminFull);
         }
 
-         ////////////////////////////////////////////////////////////////////////////////////////////////
+        ////////////////////////////////////////////////////////////////////////////////////////////////
         //EXISTS 
         internal async Task<bool> ExistsAsync(long id)
         {
@@ -50,7 +50,7 @@ namespace AyaNova.Biz
         {
             //This is simple so nothing more here, but often will be copying to a different output object or some other ops
             return await ct.Widget.SingleOrDefaultAsync(m => m.Id == fetchId);
-        } 
+        }
 
         ////////////////////////////////////////////////////////////////////////////////////////////////
         //CREATE        
@@ -65,6 +65,9 @@ namespace AyaNova.Biz
                 Widget outObj = inObj;
                 outObj.OwnerId = UserId;
 
+                //Test get serial id visible id number from generator
+                outObj.Serial = ServerBootConfig.WIDGET_SERIAL.GetNext();
+
 
                 await ct.Widget.AddAsync(outObj);
                 await ct.SaveChangesAsync();
@@ -73,7 +76,7 @@ namespace AyaNova.Biz
 
                 //EVENT LOG
                 EventLogProcessor.LogEventToDatabase(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), ct);
-              
+
                 //SEARCH INDEXING
                 Search.ProcessNewObjectKeywords(ct, UserLocaleId, outObj.Id, BizType, outObj.Name, outObj.Notes, outObj.Name);
 
@@ -94,6 +97,9 @@ namespace AyaNova.Biz
                 //do stuff with widget
                 Widget outObj = inObj;
                 outObj.OwnerId = UserId;
+                //Test get serial id visible id number from generator
+                outObj.Serial = ServerBootConfig.WIDGET_SERIAL.GetNext();
+
                 TempContext.Widget.Add(outObj);
                 TempContext.SaveChanges();
 
@@ -121,7 +127,7 @@ namespace AyaNova.Biz
             if (ret != null)
             {
                 //Log
-                EventLogProcessor.LogEventToDatabase(new Event(UserId, fetchId, BizType, AyaEvent.Retrieved), ct);              
+                EventLogProcessor.LogEventToDatabase(new Event(UserId, fetchId, BizType, AyaEvent.Retrieved), ct);
             }
             return ret;
         }
@@ -206,7 +212,7 @@ namespace AyaNova.Biz
         {
 
             //Replace the db object with the PUT object
-            CopyObject.Copy(inObj, dbObj, "Id");
+            CopyObject.Copy(inObj, dbObj, "Id,Serial");
             //Set "original" value of concurrency token to input token
             //this will allow EF to check it out
             ct.Entry(dbObj).OriginalValues["ConcurrencyToken"] = inObj.ConcurrencyToken;
@@ -217,7 +223,7 @@ namespace AyaNova.Biz
 
             //Log modification
             EventLogProcessor.LogEventToDatabase(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
-           
+
             //Update keywords
             Search.ProcessUpdatedObjectKeywords(ct, UserLocaleId, dbObj.Id, BizType, dbObj.Name, dbObj.Notes, dbObj.Name);
 
@@ -239,7 +245,7 @@ namespace AyaNova.Biz
 
             //Log modification
             EventLogProcessor.LogEventToDatabase(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
-            
+
             //Update keywords
             Search.ProcessUpdatedObjectKeywords(ct, UserLocaleId, dbObj.Id, BizType, dbObj.Name, dbObj.Notes, dbObj.Name);
 

server/AyaNova/models/Widget.cs

@@ -16,6 +16,7 @@ namespace AyaNova.Models
         [Required]
         public long OwnerId { get; set; }
         public string Name { get; set; }
+        public uint Serial { get; set; }
         public decimal? DollarAmount { get; set; }
         public bool? Active { get; set; }
         public AuthorizationRoles Roles { get; set; }

server/AyaNova/util/AutoId.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Threading.Tasks;
+namespace AyaNova.Util
+{
+    public class AutoId
+    {
+        private readonly object valueLock = new object();
+        private uint currentValue;  //postgre bigint 
+
+        public AutoId(uint initialValue)
+        {
+            currentValue = initialValue;
+        }
+
+        public uint GetNext()
+        {
+            lock (valueLock)
+            {
+                currentValue += 1;
+                if (currentValue == 0)
+                    currentValue += 1;
+                return currentValue;
+            }
+        }
+    }
+}

server/AyaNova/util/AySchema.cs

@@ -22,8 +22,8 @@ namespace AyaNova.Util
         //!!!!WARNING: BE SURE TO UPDATE THE DbUtil::PrepareDatabaseForSeeding WHEN NEW TABLES ADDED!!!!
         private const int DESIRED_SCHEMA_LEVEL = 9;
 
-        internal const long EXPECTED_COLUMN_COUNT = 99;
-        internal const long EXPECTED_INDEX_COUNT = 22;
+        internal const long EXPECTED_COLUMN_COUNT = 100;
+        internal const long EXPECTED_INDEX_COUNT = 23;
 
         //!!!!WARNING: BE SURE TO UPDATE THE DbUtil::PrepareDatabaseForSeeding WHEN NEW TABLES ADDED!!!!
 
@@ -152,7 +152,7 @@ namespace AyaNova.Util
                 exec("CREATE TABLE alocaleitem (id BIGSERIAL PRIMARY KEY, localeid bigint not null REFERENCES alocale (id), key text not null, display text not null)");
 
                 //LOOKAT: this is for what exactly??
-               // exec("CREATE INDEX alocaleitem_localeid_key_idx ON alocaleitem (localeid,key)");
+                // exec("CREATE INDEX alocaleitem_localeid_key_idx ON alocaleitem (localeid,key)");
                 //This seems more appropriate
                 exec("CREATE INDEX alocaleitem_localeid_key_display_idx ON alocaleitem (localeid,key, display)");
 
@@ -201,9 +201,13 @@ namespace AyaNova.Util
 
                 //Add widget table
                 //id, text, longtext, boolean, currency,
-                exec("CREATE TABLE awidget (id BIGSERIAL PRIMARY KEY, ownerid bigint not null, name varchar(255) not null, " +
+                exec("CREATE TABLE awidget (id BIGSERIAL PRIMARY KEY, ownerid bigint not null, name varchar(255) not null, serial bigint not null," +
                 "startdate timestamp, enddate timestamp, dollaramount decimal(19,5), active bool, roles int4, notes text)");
 
+                //TEST TEST TEST ONLY FOR DEVELOPMENT TESTING TO ENSURE UNIQUENESS
+                exec("CREATE UNIQUE INDEX awidget_serial_idx ON awidget (serial);");
+
+
                 //Compound index for name fetching
                 exec("CREATE UNIQUE INDEX awidget_name_id_idx ON awidget (id, name);");
 

server/AyaNova/util/Seeder.cs

@@ -30,6 +30,10 @@ namespace AyaNova.Util
             ApiServerState.ServerState wasServerState = apiServerState.GetState();
             string wasReason = apiServerState.Reason;
 
+            //START SERIAL NUMBER GENERATORS
+            if (ServerBootConfig.WIDGET_SERIAL == null)
+                ServerBootConfig.WIDGET_SERIAL = new AutoId(0);
+
             try
             {
                 log.LogInformation("SEEDER: Seed data level - " + slevel.ToString());

server/AyaNova/util/ServerBootConfig.cs

@@ -12,6 +12,10 @@ namespace AyaNova.Util
     internal static class ServerBootConfig
     {
 
+        //TEST AUTOID
+        //Get the highest id number issued previously and start the auto-id at that level
+        internal static AutoId WIDGET_SERIAL { get; set; }
+
 
         //Diagnostic static values used during development, may not be related to config at all, this is just a convenient class to put them in
 #if (DEBUG)