Weighing: Add option to opt-out of automatic datetime sync at startup

Elwig/App.xaml.cs

@@ -146,7 +146,7 @@ namespace Elwig {
             foreach (var s in Config.Scales) {
                 try {
                     var scale = Scale.FromConfig(s);
-                    if (scale is ICommandScale cmd) {
+                    if (s.SyncTime && scale is ICommandScale cmd) {
                         try {
                             await cmd.SetDateAndTime(DateTime.Now);
                         } catch { }

Elwig/Helpers/Config.cs

@@ -17,10 +17,11 @@ namespace Elwig.Helpers {
         public string? Filling;
         public string? Limit;
         public bool Required;
+        public bool SyncTime;
         public string? Log;
         public string? _Log;
 
-        public ScaleConfig(string id, string? type, string? model, string? cnx, string? empty, string? filling, string? limit, bool? required, string? log) {
+        public ScaleConfig(string id, string? type, string? model, string? cnx, string? empty, string? filling, string? limit, bool? required, bool? syncTime, string? log) {
             Id = id;
             Type = type;
             Model = model;
@@ -29,6 +30,7 @@ namespace Elwig.Helpers {
             Filling = filling;
             Limit = limit;
             Required = required ?? true;
+            SyncTime = syncTime ?? true;
             _Log = log;
             Log = log != null ? Path.Combine(App.DataPath, log) : null;
         }
@@ -37,11 +39,12 @@ namespace Elwig.Helpers {
     public class Config {
 
         private static readonly string[] TrueValues = ["1", "true", "yes", "on"];
+        private static readonly string[] FalseValues = ["0", "false", "no", "off"];
 
         private readonly string FileName;
 
         public bool Debug;
-        public string DatabaseFile = App.DataPath + "database.sqlite3";
+        public string DatabaseFile = Path.Combine(App.DataPath, "database.sqlite3");
         public string? DatabaseLog = null;
         public string? Branch = null;
         public WeighingMode? WeighingMode;
@@ -105,6 +108,7 @@ namespace Elwig.Helpers {
                     s, config[$"scale.{s}:type"], config[$"scale.{s}:model"], config[$"scale.{s}:connection"],
                     config[$"scale.{s}:empty"], config[$"scale.{s}:filling"], config[$"scale.{s}:limit"],
                     config[$"scale.{s}:required"] != null ? TrueValues.Contains(config[$"scale.{s}:required"]?.ToLower()) : null,
+                    config[$"scale.{s}:synctime"] != null ? !FalseValues.Contains(config[$"scale.{s}:synctime"]?.ToLower()) : null,
                     config[$"scale.{s}:log"]
                 ));
             }

Installer/Files/config.ini

@@ -38,6 +38,8 @@ auto = true
 ;limit = 3500
 ; Enables scale logging
 ;log = waage.log
+; Opt-out of auto time synchronization at startup
+;synctime = false
 
 ;[scale.B]
 ;type = Avery-Async