Merge remote-tracking branch 'origin/main'

csharp/App/Backend/Backend.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.002.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Backend", "Backend.csproj", "{161624D7-33B9-48B8-BA05-303DCFAEB03E}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{161624D7-33B9-48B8-BA05-303DCFAEB03E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{161624D7-33B9-48B8-BA05-303DCFAEB03E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{161624D7-33B9-48B8-BA05-303DCFAEB03E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{161624D7-33B9-48B8-BA05-303DCFAEB03E}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {A377D3C5-E56D-4A16-AC4B-F3B0BB4CFCCE}
+	EndGlobalSection
+EndGlobal

csharp/App/Backend/Controller.cs

@@ -100,6 +100,24 @@ public class Controller : ControllerBase
             .ToList();
     }
     
+    [HttpGet(nameof(GetHistoryForInstallation))]
+    public ActionResult<IEnumerable<UserAction>> GetHistoryForInstallation(Int64 id, Token authToken)
+    {
+        var user = Db.GetSession(authToken)?.User;
+        if (user == null)
+            return Unauthorized();
+    
+        var installation = Db.GetInstallationById(id);
+    
+        if (installation is null || !user.HasAccessTo(installation))
+            return Unauthorized();
+        
+        return Db.UserActions
+            .Where(action =>action.InstallationId == id)
+            .OrderByDescending(action => action.Timestamp)
+            .ToList();
+    }
+    
     [HttpGet(nameof(GetAllWarningsForInstallation))]
     public ActionResult<IEnumerable<Warning>> GetAllWarningsForInstallation(Int64 id, Token authToken)
     {
@@ -553,11 +571,18 @@ public class Controller : ControllerBase
         var session = Db.GetSession(authToken);
         //Console.WriteLine(config.GridSetPoint);
         
-        //var installationToUpdate = Db.GetInstallationById(installationId);
+        // Send configuration changes
+        var success = await session.SendInstallationConfig(installationId, config);
+
+        // Record configuration change
+        if (success)
+        {
+            var actionSuccess = await session.RecordUserAction(installationId, config);
+            return actionSuccess?Ok():Unauthorized();
+        }
+        
+        return Unauthorized();
         
-        return await session.SendInstallationConfig(installationId, config)
-            ? Ok() 
-            : Unauthorized();
     }
     
     [HttpPut(nameof(MoveFolder))]

csharp/App/Backend/DataTypes/Configuration.cs

@@ -6,6 +6,10 @@ public class Configuration
     public Double  GridSetPoint                                  { get; set; } 
     public CalibrationChargeType CalibrationChargeState          { get; set; } 
     public DateTime CalibrationChargeDate                        { get; set; } 
+    public String GetConfigurationString()
+    {
+        return $"MinimumSoC: {MinimumSoC}, GridSetPoint: {GridSetPoint}, CalibrationChargeState: {CalibrationChargeState}, CalibrationChargeDate: {CalibrationChargeDate}";
+    }
 }
 
 public enum CalibrationChargeType

csharp/App/Backend/DataTypes/Methods/Session.cs

@@ -102,6 +102,28 @@ public static class SessionMethods
                && await installation.SendConfig(configuration);
     }
     
+    public static async Task<Boolean> RecordUserAction(this Session? session, Int64 installationId, Configuration newConfiguration)
+    {
+        var user = session?.User;
+        var timestamp = DateTime.Now;
+
+        if (user is null || user.UserType == 0)
+            return false;
+
+        // Create a new UserAction object
+        var action = new UserAction
+        {
+            UserName = user.Name,
+            InstallationId = installationId,
+            Timestamp = timestamp,
+            Description = newConfiguration.GetConfigurationString()
+        };
+
+        // Save the configuration change to the database
+        Db.HandleAction(action);
+        return true;
+    }
+
     public static Boolean Delete(this Session? session, Folder? folder)
     {
         var user = session?.User;

csharp/App/Backend/DataTypes/UserAction.cs

@@ -0,0 +1,18 @@
+using SQLite;
+
+namespace InnovEnergy.App.Backend.DataTypes;
+
+public class UserAction
+{
+    [PrimaryKey, AutoIncrement]
+    public Int64 Id { get; set; } // Primary key for the table, auto-incremented
+
+    [Indexed]
+    public String UserName { get; set; } = null!;// User Name who made the configuration change
+    
+    public Int64 InstallationId { get; set; } // Installation ID where the configuration change is made
+
+    public DateTime Timestamp { get; set; } // Timestamp of the configuration change
+
+    public String Description { get; set; } = null!;// Serialized string representing the new configuration
+}

csharp/App/Backend/Database/Create.cs

@@ -62,6 +62,37 @@ public static partial class Db
         return Insert(o2i);
     }
     
+    public static Boolean Create(UserAction action)
+    {
+         return Insert(action);
+    }
+    
+    public static void HandleAction(UserAction newAction)
+    {
+        //Find the total number of actions for this installation
+        var totalActions = UserActions.Count(action => action.InstallationId == newAction.InstallationId);
+
+        //If there are 100 actions, remove the one with the oldest timestamp
+        if (totalActions == 100)
+        {
+            var oldestAction = 
+                UserActions.Where(action => action.InstallationId == newAction.InstallationId)
+                    .OrderBy(action => action.Timestamp)
+                    .FirstOrDefault();
+                            
+            //Remove the old action
+            Delete(oldestAction);
+
+            //Add the new action
+            Create(newAction);
+        }
+        else
+        {
+            Console.WriteLine("---------------Added the new Error to the database-----------------");
+            Create(newAction);
+        }
+    }
+    
     public static void HandleError(Error newError,int installationId)
     {
         //Find the total number of errors for this installation

csharp/App/Backend/Database/Db.cs

@@ -36,6 +36,7 @@ public static partial class Db
         fileConnection.CreateTable<OrderNumber2Installation>();
         fileConnection.CreateTable<Error>();
         fileConnection.CreateTable<Warning>();
+        fileConnection.CreateTable<UserAction>();
 
         return fileConnection;
         //return CopyDbToMemory(fileConnection);
@@ -55,6 +56,7 @@ public static partial class Db
         memoryConnection.CreateTable<OrderNumber2Installation>();
         memoryConnection.CreateTable<Error>();
         memoryConnection.CreateTable<Warning>();
+        fileConnection.CreateTable<UserAction>();
 
         //Copy all the existing tables from the disk to main memory
         fileConnection.Table<Session>().ForEach(memoryConnection.Insert);
@@ -66,6 +68,7 @@ public static partial class Db
         fileConnection.Table<OrderNumber2Installation>().ForEach(memoryConnection.Insert);
         fileConnection.Table<Error>().ForEach(memoryConnection.Insert);
         fileConnection.Table<Warning>().ForEach(memoryConnection.Insert);
+        fileConnection.Table<UserAction>().ForEach(memoryConnection.Insert);
         
         return memoryConnection;
     }
@@ -85,6 +88,7 @@ public static partial class Db
     public static TableQuery<OrderNumber2Installation> OrderNumber2Installation => Connection.Table<OrderNumber2Installation>();
     public static TableQuery<Error> Errors => Connection.Table<Error>();
     public static TableQuery<Warning> Warnings => Connection.Table<Warning>();
+    public static TableQuery<UserAction> UserActions => Connection.Table<UserAction>();
     
     public static void Init()
     {
@@ -106,6 +110,7 @@ public static partial class Db
             Connection.CreateTable<OrderNumber2Installation>();
             Connection.CreateTable<Error>();
             Connection.CreateTable<Warning>();
+            Connection.CreateTable<UserAction>();
         });
         
         //UpdateKeys();

csharp/App/Backend/Database/Delete.cs

@@ -1,6 +1,7 @@
 using InnovEnergy.App.Backend.DataTypes;
 using InnovEnergy.App.Backend.DataTypes.Methods;
 using InnovEnergy.App.Backend.Relations;
+using Microsoft.AspNetCore.Authentication.OAuth.Claims;
 
 
 namespace InnovEnergy.App.Backend.Database;
@@ -49,6 +50,20 @@ public static partial class Db
         }
     }
     
+    public static Boolean Delete(UserAction actionToDelete)
+    {
+        var deleteSuccess = RunTransaction(DeleteAction);
+        if (deleteSuccess)
+            BackupDatabase();
+        return deleteSuccess;
+        
+        
+        Boolean DeleteAction()
+        {
+            return UserActions.Delete(action => action.Id == actionToDelete.Id) >0;
+        }
+    }
+    
     public static Boolean Delete(Warning warningToDelete)
     {
         var deleteSuccess = RunTransaction(DeleteWarning);

csharp/Lib/Devices/AMPT/AmptDevices.cs

@@ -77,8 +77,8 @@ public class AmptDevices
             Current = busCurrent
         };
         
-        // flatten the 2 strings of each SO into one array 
+        // flatten the output strings of each SO into one array 
-        var strings = soStati.SelectMany(GetStrings).ToArray(nStrings);
+        var strings = soStati.SelectMany(GetDc).ToArray(nStrings);
 
         return new AmptStatus
         {
@@ -107,6 +107,16 @@ public class AmptDevices
         };
     }
 
+    private static IEnumerable<DcBus> GetDc(StringOptimizerRegisters r)
+    {
+        // hardcoded: every SO has 2 strings (produced like this by AMPT)
+        
+        yield return new()
+        {
+            Voltage = r.Voltage,
+            Current = r.Current,
+        };
+    }
 
     private static IEnumerable<ModbusDevice<StringOptimizerRegisters>> StringOptimizers(ModbusClient modbusClient)
     {