Plugins engine is working

global.json

@@ -0,0 +1,6 @@
+{
+    "sdk": {
+        "version": "8.0.0",
+        "rollForward": "latestFeature"
+    }
+}

src/Backend/DiunaBI.Core/DiunaBI.Core.csproj

@@ -10,5 +10,6 @@
     <PackageReference Include="Google.Apis.Sheets.v4" Version="1.68.0.3525" />
     <PackageReference Include="Google.Apis.Auth" Version="1.68.0" />
     <PackageReference Include="AngouriMath" Version="1.4.0-preview.3" /> 
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.0" />
   </ItemGroup>
 </Project>

src/Backend/DiunaBI.Core/Interfaces/IDataExporter.cs

@@ -0,0 +1,10 @@
+using DiunaBI.Core.Models;
+
+namespace DiunaBI.Core.Interfaces;
+
+public interface IDataExporter
+{
+    string ExporterType { get; }
+    bool CanExport(string exporterType);
+    void Export(Layer layer);
+}

src/Backend/DiunaBI.Core/Interfaces/IDataImporter.cs

@@ -0,0 +1,11 @@
+using DiunaBI.Core.Models;
+
+namespace DiunaBI.Core.Interfaces;
+
+public interface IDataImporter
+{
+    string ImporterType { get; }
+    
+    bool CanImport(string importerType);
+    void Import(Layer importWorker); 
+}

src/Backend/DiunaBI.Core/Interfaces/IDataProcessor.cs

@@ -0,0 +1,11 @@
+using DiunaBI.Core.Models;
+
+namespace DiunaBI.Core.Interfaces;
+
+public interface IDataProcessor
+{
+    string ProcessorType { get; }
+    
+    bool CanProcess(string processorType);
+    void Process(Layer processWorker);
+}

src/Backend/DiunaBI.Core/Interfaces/IPlugin.cs

@@ -0,0 +1,12 @@
+namespace DiunaBI.Core.Interfaces;
+
+public interface IPlugin
+{
+    string Name { get; }
+    string Version { get; }
+    string Author { get; }
+    string Description { get; }
+    
+    void Initialize();
+    void Dispose();
+}

src/Backend/DiunaBI.Core/Services/PluginManager.cs

@@ -0,0 +1,136 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using DiunaBI.Core.Interfaces;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging; 
+
+namespace DiunaBI.Core.Services;
+
+public class PluginManager
+{
+    private readonly ILogger<PluginManager> _logger;
+    private readonly IServiceProvider _serviceProvider;
+    private readonly List<Type> _processorTypes = new();
+    private readonly List<Type> _importerTypes = new();
+    private readonly List<IDataExporter> _exporters = new();
+    private readonly List<IPlugin> _plugins = new();
+
+    public PluginManager(ILogger<PluginManager> logger, IServiceProvider serviceProvider)
+    {
+        _logger = logger;
+        _serviceProvider = serviceProvider;
+    }
+
+    public void LoadPluginsFromDirectory(string pluginsPath)
+    {
+        if (!Directory.Exists(pluginsPath))
+        {
+            _logger.LogWarning("Plugins directory not found: {Path}", pluginsPath);
+            return;
+        }
+
+        var dllFiles = Directory.GetFiles(pluginsPath, "*.dll", SearchOption.AllDirectories);
+
+        foreach (var dllFile in dllFiles)
+        {
+            try
+            {
+                LoadPluginFromAssembly(dllFile);
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Failed to load plugin from {File}", dllFile);
+            }
+        }
+
+        _logger.LogInformation("Loaded {ProcessorCount} processors and {ImporterCount} importers from {PluginCount} plugins",
+            _processorTypes.Count, _importerTypes.Count, _plugins.Count);
+    }
+
+    private void LoadPluginFromAssembly(string assemblyPath)
+    {
+        _logger.LogDebug("Loading assembly from: {Path}", assemblyPath); // Information -> Debug
+        
+        try
+        {
+            var assembly = Assembly.LoadFrom(assemblyPath);
+            _logger.LogDebug("Assembly loaded successfully: {Name}", assembly.FullName); // Information -> Debug
+            
+            foreach (var type in assembly.GetTypes())
+            {
+                if (typeof(IDataProcessor).IsAssignableFrom(type) && !type.IsInterface && !type.IsAbstract)
+                {
+                    _processorTypes.Add(type);
+                    _logger.LogDebug("Registered processor: {Type}", type.Name); // Information -> Debug
+                }
+                
+                if (typeof(IDataImporter).IsAssignableFrom(type) && !type.IsInterface && !type.IsAbstract)
+                {
+                    _importerTypes.Add(type);
+                    _logger.LogDebug("Registered importer: {Type}", type.Name); // Information -> Debug
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Failed to load assembly from {Path}", assemblyPath); // ZOSTAW jako Error
+        }
+    }
+
+    public IDataProcessor? GetProcessor(string processorType)
+    {
+        foreach (var type in _processorTypes)
+        {
+            try
+            {
+                using var scope = _serviceProvider.CreateScope();
+                var instance = (IDataProcessor)ActivatorUtilities.CreateInstance(scope.ServiceProvider, type);
+                
+                if (instance.CanProcess(processorType))
+                {
+                    var scopedProvider = _serviceProvider.CreateScope().ServiceProvider;
+                    return (IDataProcessor)ActivatorUtilities.CreateInstance(scopedProvider, type);
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Failed to create processor instance of type {Type}", type.Name);
+            }
+        }
+        return null;
+    }
+
+    public IDataImporter? GetImporter(string importerType)
+    {
+        foreach (var type in _importerTypes)
+        {
+            try
+            {
+                using var scope = _serviceProvider.CreateScope();
+                var instance = (IDataImporter)ActivatorUtilities.CreateInstance(scope.ServiceProvider, type);
+                
+                if (instance.CanImport(importerType))
+                {
+                    var scopedProvider = _serviceProvider.CreateScope().ServiceProvider;
+                    return (IDataImporter)ActivatorUtilities.CreateInstance(scopedProvider, type);
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Failed to create importer instance of type {Type}", type.Name);
+            }
+        }
+        return null;
+    }
+
+    public IDataExporter? GetExporter(string exporterType)
+    {
+        return _exporters.FirstOrDefault(e => e.CanExport(exporterType));
+    }
+
+    public IEnumerable<IDataExporter> GetAllExporters() => _exporters.AsReadOnly();
+    public IEnumerable<IPlugin> GetAllPlugins() => _plugins.AsReadOnly();
+}

src/Backend/DiunaBI.Plugins.Morska/Exporters/MorskaBaseExporter.cs

@@ -0,0 +1,11 @@
+using DiunaBI.Core.Interfaces;
+using DiunaBI.Core.Models;
+
+namespace DiunaBI.Plugins.Morska.Exporters;
+
+public abstract class MorskaBaseExporter : IDataExporter
+{
+    public abstract string ExporterType { get; }
+    public virtual bool CanExport(string exporterType) => ExporterType == exporterType;
+    public abstract void Export(Layer layer);
+}

src/Backend/DiunaBI.Plugins.Morska/Exporters/googleSheet.export.cs

@@ -3,11 +3,13 @@ using Google.Apis.Sheets.v4;
 using Google.Apis.Sheets.v4.Data;
 using DiunaBI.Core.Models;
 using Microsoft.Extensions.Configuration;
+using DiunaBI.Plugins.Morska.Exporters;
 
 namespace DiunaBI.Core.Services.Exports;
 
-public class GoogleSheetExport
+public class GoogleSheetExport : MorskaBaseExporter
 {
+    public override string ExporterType => "GoogleSheet";
     private readonly GoogleDriveHelper _googleDriveHelper;
     private readonly SpreadsheetsResource.ValuesResource _googleSheetValues;
     private readonly IConfiguration _configuration;
@@ -20,7 +22,7 @@ public class GoogleSheetExport
         _googleSheetValues = googleSheetValues;
         _configuration = configuration;
     }
-    public void Export(Layer layer)
+    public override void Export(Layer layer)
     {
         if (_googleDriveHelper.Service is null)
         {
@@ -29,31 +31,31 @@ public class GoogleSheetExport
         try
         {
 
-            var data = new List<IList<object>> { new List<object> { layer.Name! } };
+            var data = new List<IList<object>> { new List<object> { layer.Name! } };
-
+
             switch (layer.Type)
             {
-                case LayerType.Import:
+                case LayerType.Import:
-                    {
+                    {
-                        data.Add(new List<object> { "Code", "Value1" });
+                        data.Add(new List<object> { "Code", "Value1" });
-                        data.AddRange(layer.Records!.Select(record => new List<object> { record.Code!, record.Value1! }));
+                        data.AddRange(layer.Records!.Select(record => new List<object> { record.Code!, record.Value1! }));
-                        break;
+                        break;
                     }
-                case LayerType.Administration:
+                case LayerType.Administration:
-                    {
+                    {
-                        data.Add(new List<object> { "Code", "Desc1" });
+                        data.Add(new List<object> { "Code", "Desc1" });
-                        data.AddRange(layer.Records!.Select(record => new List<object> { record.Code!, record.Desc1! }));
+                        data.AddRange(layer.Records!.Select(record => new List<object> { record.Code!, record.Desc1! }));
-                        break;
+                        break;
                     }
-                case LayerType.Processed:
+                case LayerType.Processed:
-                    {
+                    {
                         data.Add(new List<object> { "Code", "Value1", "Value2", "Value3", "Value3",
                         "Value5", "Value6", "Value7", "Value8", "Value9", "Value10",
                         "Value11", "Value12", "Value13", "Value14", "Value15", "Value16",
                         "Value17", "Value18", "Value19", "Value20", "Value21", "Value22",
                         "Value23", "Value24", "Value25", "Value26", "Value27", "Value28",
-                        "Value29", "Value30", "Value31", "Value32"});
+                        "Value29", "Value30", "Value31", "Value32"});
-
+
                         data.AddRange(layer.Records!.Select(record => new List<object>
                     {
                         record.Code!,
@@ -89,8 +91,8 @@ public class GoogleSheetExport
                         record.Value30!,
                         record.Value31!,
                         record.Value32!
-                    }));
+                    }));
-                        break;
+                        break;
                     }
                 default:
                     throw new Exception("Wrong LayerType");
@@ -114,7 +116,7 @@ public class GoogleSheetExport
             updateRequest.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.RAW;
             updateRequest.Execute();
 
-        }
+        }
         catch (Exception e)
         {
             Console.WriteLine(e.ToString());

src/Backend/DiunaBI.Plugins.Morska/Importers/MorskaBaseImporter.cs

@@ -0,0 +1,13 @@
+using DiunaBI.Core.Interfaces;
+using DiunaBI.Core.Models;
+
+namespace DiunaBI.Plugins.Morska.Importers;
+
+public abstract class MorskaBaseImporter : IDataImporter
+{
+    public abstract string ImporterType { get; }
+    
+    public virtual bool CanImport(string importerType) => ImporterType == importerType;
+    
+    public abstract void Import(Layer importWorker); 
+}

src/Backend/DiunaBI.Plugins.Morska/Importers/MorskaD1Importer.cs

@@ -5,11 +5,22 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Importers;
 
-public class MorskaD1Importer(
+public class MorskaD1Importer : MorskaBaseImporter
-    AppDbContext db,
-    SpreadsheetsResource.ValuesResource googleSheetValues)
 {
-    public void Import(Layer importWorker)
+    public override string ImporterType => "MorskaD1";
+
+    private readonly AppDbContext _db;
+    private readonly SpreadsheetsResource.ValuesResource _googleSheetValues;
+
+    public MorskaD1Importer(
+        AppDbContext db,
+        SpreadsheetsResource.ValuesResource googleSheetValues)
+    {
+        _db = db;
+        _googleSheetValues = googleSheetValues;
+    }
+
+    public override void  Import(Layer importWorker)
     {
         var sheetId = importWorker.Records!.FirstOrDefault(x => x.Code == "SheetId")?.Desc1;
         if (sheetId == null)
@@ -45,7 +56,7 @@ public class MorskaD1Importer(
 
         var layer = new Layer
         {
-            Number = db.Layers.Count() + 1,
+            Number = _db.Layers.Count() + 1,
             ParentId = importWorker.Id,
             Type = LayerType.Import,
             CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"),
@@ -55,36 +66,36 @@ public class MorskaD1Importer(
         };
         layer.Name = $"L{layer.Number}-I-{name}-{year}/{month}-{DateTime.Now.ToString("yyyyMMddHHmm", CultureInfo.InvariantCulture)}";
 
-        var dataRangeResponse = googleSheetValues.Get(sheetId, $"{sheetTabName}!{dataRange}").Execute();
+        var dataRangeResponse = _googleSheetValues.Get(sheetId, $"{sheetTabName}!{dataRange}").Execute();
         var data = dataRangeResponse.Values;
         var newRecords = (from t in data
-                          where t.Count > 1 && (string)t[0] != string.Empty
+                        where t.Count > 1 && (string)t[0] != string.Empty
-                          select new Record
+                        select new Record
-                          {
+                        {
-                              Id = Guid.NewGuid(),
+                            Id = Guid.NewGuid(),
-                              Code = t[0].ToString(),
+                            Code = t[0].ToString(),
-                              Value1 = IndexExists(t, 3) ? ParseValue(t[3]?.ToString()) : null,
+                            Value1 = IndexExists(t, 3) ? ParseValue(t[3]?.ToString()) : null,
-                              Value2 = IndexExists(t, 4) ? ParseValue(t[4]?.ToString()) : null,
+                            Value2 = IndexExists(t, 4) ? ParseValue(t[4]?.ToString()) : null,
-                              Value3 = IndexExists(t, 5) ? ParseValue(t[5]?.ToString()) : null,
+                            Value3 = IndexExists(t, 5) ? ParseValue(t[5]?.ToString()) : null,
-                              Value4 = IndexExists(t, 6) ? ParseValue(t[6]?.ToString()) : null,
+                            Value4 = IndexExists(t, 6) ? ParseValue(t[6]?.ToString()) : null,
-                              Value5 = IndexExists(t, 7) ? ParseValue(t[7]?.ToString()) : null,
+                            Value5 = IndexExists(t, 7) ? ParseValue(t[7]?.ToString()) : null,
-                              Value6 = IndexExists(t, 8) ? ParseValue(t[8]?.ToString()) : null,
+                            Value6 = IndexExists(t, 8) ? ParseValue(t[8]?.ToString()) : null,
-                              Value7 = IndexExists(t, 9) ? ParseValue(t[9]?.ToString()) : null,
+                            Value7 = IndexExists(t, 9) ? ParseValue(t[9]?.ToString()) : null,
-                              Value8 = IndexExists(t, 10) ? ParseValue(t[10]?.ToString()) : null,
+                            Value8 = IndexExists(t, 10) ? ParseValue(t[10]?.ToString()) : null,
-                              Value9 = IndexExists(t, 11) ? ParseValue(t[11]?.ToString()) : null,
+                            Value9 = IndexExists(t, 11) ? ParseValue(t[11]?.ToString()) : null,
-                              Value10 = IndexExists(t, 12) ? ParseValue(t[12]?.ToString()) : null,
+                            Value10 = IndexExists(t, 12) ? ParseValue(t[12]?.ToString()) : null,
-                              Value11 = IndexExists(t, 13) ? ParseValue(t[13]?.ToString()) : null,
+                            Value11 = IndexExists(t, 13) ? ParseValue(t[13]?.ToString()) : null,
-                              Value12 = IndexExists(t, 14) ? ParseValue(t[14]?.ToString()) : null,
+                            Value12 = IndexExists(t, 14) ? ParseValue(t[14]?.ToString()) : null,
-                              Value13 = IndexExists(t, 15) ? ParseValue(t[15]?.ToString()) : null,
+                            Value13 = IndexExists(t, 15) ? ParseValue(t[15]?.ToString()) : null,
-                              Value14 = IndexExists(t, 16) ? ParseValue(t[16]?.ToString()) : null,
+                            Value14 = IndexExists(t, 16) ? ParseValue(t[16]?.ToString()) : null,
-                              Value15 = IndexExists(t, 17) ? ParseValue(t[17]?.ToString()) : null,
+                            Value15 = IndexExists(t, 17) ? ParseValue(t[17]?.ToString()) : null,
-                              CreatedAt = DateTime.UtcNow,
+                            CreatedAt = DateTime.UtcNow,
-                              ModifiedAt = DateTime.UtcNow
+                            ModifiedAt = DateTime.UtcNow
-                          }).ToList();
+                        }).ToList();
-        db.Layers.Add(layer);
+        _db.Layers.Add(layer);
         // TODO: Save records to the layer
         //controller.SaveRecords(layer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 
     private double? ParseValue(string? value)

src/Backend/DiunaBI.Plugins.Morska/Importers/MorskaD3Importer.cs

@@ -6,10 +6,17 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Importers;
 
-public class MorskaD3Importer(
+public class MorskaD3Importer : MorskaBaseImporter
-    AppDbContext db)
 {
-    public void Import(Layer importWorker)
+    public override string ImporterType => "MorskaD3";
+    private readonly AppDbContext _db;
+
+    public MorskaD3Importer(
+            AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Import(Layer importWorker)
     {
         var year = importWorker.Records!.FirstOrDefault(x => x.Code == "ImportYear")?.Desc1;
         if (year == null)
@@ -31,7 +38,7 @@ public class MorskaD3Importer(
         {
             throw new Exception($"ImportType not found, {importWorker.Name}");
         }
-        var dataInbox = db.DataInbox.OrderByDescending(x => x.CreatedAt).FirstOrDefault(x => x.Name == type);
+        var dataInbox = _db.DataInbox.OrderByDescending(x => x.CreatedAt).FirstOrDefault(x => x.Name == type);
         if (dataInbox == null)
         {
             throw new Exception($"DataInbox not found, {type}");
@@ -57,7 +64,7 @@ public class MorskaD3Importer(
         }).ToList();
         var layer = new Layer
         {
-            Number = db.Layers.Count() + 1,
+            Number = _db.Layers.Count() + 1,
             ParentId = importWorker.Id,
             Type = LayerType.Import,
             CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"),
@@ -67,9 +74,9 @@ public class MorskaD3Importer(
         };
         layer.Name = $"L{layer.Number}-I-{name}-{year}/{month}-{DateTime.Now.ToString("yyyyMMddHHmm", CultureInfo.InvariantCulture)}";
 
-        db.Layers.Add(layer);
+        _db.Layers.Add(layer);
         // TODO: Save records to the layer
         //controller.SaveRecords(layer.Id, records, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.Plugins.Morska/Importers/MorskaFK2Importer.cs

@@ -5,11 +5,20 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Importers;
 
-public class MorskaFk2Importer(
+public class MorskaFk2Importer : MorskaBaseImporter
-    AppDbContext db,
-    SpreadsheetsResource.ValuesResource googleSheetValues)
 {
-    public void Import(Layer importWorker)
+    public override string ImporterType => "MorskaFK2";
+    private readonly AppDbContext _db;
+    private readonly SpreadsheetsResource.ValuesResource _googleSheetValues;
+    public MorskaFk2Importer(
+                AppDbContext db,
+                SpreadsheetsResource.ValuesResource googleSheetValues)
+    {
+        _db = db;
+        _googleSheetValues = googleSheetValues;
+    }
+
+    public override void Import(Layer importWorker)
     {
         var sheetId = importWorker.Records!.FirstOrDefault(x => x.Code == "SheetId")?.Desc1;
         if (sheetId == null)
@@ -45,7 +54,7 @@ public class MorskaFk2Importer(
 
         var layer = new Layer
         {
-            Number = db.Layers.Count() + 1,
+            Number = _db.Layers.Count() + 1,
             ParentId = importWorker.Id,
             Type = LayerType.Import,
             CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"),
@@ -57,7 +66,7 @@ public class MorskaFk2Importer(
 
         var newRecords = new List<Record>();
 
-        var dataRangeResponse = googleSheetValues.Get(sheetId, $"{sheetTabName}!{dataRange}").Execute();
+        var dataRangeResponse = _googleSheetValues.Get(sheetId, $"{sheetTabName}!{dataRange}").Execute();
         var data = dataRangeResponse.Values;
         for (var i = 0; i < data.Count; i++)
         {
@@ -84,9 +93,9 @@ public class MorskaFk2Importer(
             };
             newRecords.Add(record);
         }
-        db.Layers.Add(layer);
+        _db.Layers.Add(layer);
         // TODO: Save records to the layer
         //controller.SaveRecords(layer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.Plugins.Morska/Importers/MorskaImporter.cs

@@ -5,11 +5,20 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Importers;
 
-public class MorskaImporter(
+public class MorskaImporter : MorskaBaseImporter
-    AppDbContext db,
-    SpreadsheetsResource.ValuesResource googleSheetValues)
 {
-    public void Import(Layer importWorker)
+    public override string ImporterType => "MorskaImporter";
+    private readonly AppDbContext _db;
+    private readonly SpreadsheetsResource.ValuesResource _googleSheetValues;
+    public MorskaImporter(
+        AppDbContext db,
+        SpreadsheetsResource.ValuesResource googleSheetValues)
+    {
+        _db = db;
+        _googleSheetValues = googleSheetValues;
+    }
+
+    public override void Import(Layer importWorker)
     {
         var sheetId = importWorker.Records!.FirstOrDefault(x => x.Code == "SheetId")?.Desc1;
         if (sheetId == null)
@@ -45,7 +54,7 @@ public class MorskaImporter(
 
         var layer = new Layer
         {
-            Number = db.Layers.Count() + 1,
+            Number = _db.Layers.Count() + 1,
             ParentId = importWorker.Id,
             Type = LayerType.Import,
             CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"),
@@ -57,7 +66,7 @@ public class MorskaImporter(
 
         var newRecords = new List<Record>();
 
-        var dataRangeResponse = googleSheetValues.Get(sheetId, $"{sheetTabName}!{dataRange}").Execute();
+        var dataRangeResponse = _googleSheetValues.Get(sheetId, $"{sheetTabName}!{dataRange}").Execute();
         var data = dataRangeResponse.Values;
         for (var i = 0; i < data[1].Count; i++)
         {
@@ -73,9 +82,9 @@ public class MorskaImporter(
             };
             newRecords.Add(record);
         }
-        db.Layers.Add(layer);
+        _db.Layers.Add(layer);
         // TODO: Save records to the layer
         //controller.SaveRecords(layer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.Plugins.Morska/Processors/MorskaBaseProcessor.cs

@@ -0,0 +1,13 @@
+using DiunaBI.Core.Interfaces;
+using DiunaBI.Core.Models;
+
+namespace DiunaBI.Plugins.Morska.Processors;
+
+public abstract class MorskaBaseProcessor : IDataProcessor
+{
+    public abstract string ProcessorType { get; }
+    
+    public virtual bool CanProcess(string processorType) => ProcessorType == processorType;
+    
+    public abstract void Process(Layer processWorker);
+}

src/Backend/DiunaBI.Plugins.Morska/Processors/T1R1Processor.cs

@@ -9,11 +9,20 @@ using DiunaBI.Core.Services.Calculations;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T1R1Processor(
+public class T1R1Processor : MorskaBaseProcessor
+{
+    public override string ProcessorType => "T1.R1";
+
+    private readonly AppDbContext _db;
+    private readonly SpreadsheetsResource.ValuesResource _googleSheetValues;
+    public T1R1Processor(
     AppDbContext db,
     SpreadsheetsResource.ValuesResource googleSheetValues)
-{
+    {
-    public void Process(Layer processWorker)
+        _db = db;
+        _googleSheetValues = googleSheetValues;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var sources = processWorker.Records?.Where(x => x.Code == "Source").ToList();
@@ -22,7 +31,7 @@ public class T1R1Processor(
             throw new Exception("Source record not found");
         }
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -37,7 +46,7 @@ public class T1R1Processor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}-R1-T1";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -66,7 +75,7 @@ public class T1R1Processor(
             foreach (var source in sources)
             {
                 var monthCopy = month;
-                var dataSource = db.Layers.Where(x =>
+                var dataSource = _db.Layers.Where(x =>
                         x.Type == LayerType.Processed &&
                         !x.IsDeleted && !x.IsCancelled &&
                         x.Name != null && x.Name.Contains($"{year}/{monthCopy:D2}-{source.Desc1}-T3")
@@ -180,15 +189,15 @@ public class T1R1Processor(
 
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         //TODO: Save records to the layer
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
 
         var sheetName = processWorker.Records?.SingleOrDefault(x => x.Code == "GoogleSheetName")?.Desc1;
         if (sheetName == null)
@@ -202,10 +211,10 @@ public class T1R1Processor(
     private void UpdateReport(Guid sourceId, string sheetName)
     {
         const string sheetId = "1pph-XowjlK5CIaCEV_A5buK4ceJ0Z0YoUlDI4VMkhhA";
-        var request = googleSheetValues.Get(sheetId, $"{sheetName}!C4:DA4");
+        var request = _googleSheetValues.Get(sheetId, $"{sheetName}!C4:DA4");
         var response = request.Execute();
 
-        var r1 = db.Layers
+        var r1 = _db.Layers
             .Where(x => x.Id == sourceId)
             .Include(x => x.Records)
             .AsNoTracking()
@@ -256,7 +265,7 @@ public class T1R1Processor(
         valueRange.Values.Add(emptyRow);
         valueRange.Values.Add(valuesSum);
 
-        var update = googleSheetValues.Update(valueRange, sheetId, $"{sheetName}!C7:DA20");
+        var update = _googleSheetValues.Update(valueRange, sheetId, $"{sheetName}!C7:DA20");
         update.ValueInputOption =
             SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
         update.Execute();
@@ -279,7 +288,7 @@ public class T1R1Processor(
         valueRangeTime.Values.Add(timeUtc);
         valueRangeTime.Values.Add(timeWarsaw);
 
-        var updateTimeUtc = googleSheetValues.Update(valueRangeTime, sheetId, $"{sheetName}!G1:G2");
+        var updateTimeUtc = _googleSheetValues.Update(valueRangeTime, sheetId, $"{sheetName}!G1:G2");
         updateTimeUtc.ValueInputOption =
             SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
         updateTimeUtc.Execute();

src/Backend/DiunaBI.Plugins.Morska/Processors/T1R3Processor.cs

@@ -9,11 +9,20 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T1R3Processor(
+public class T1R3Processor : MorskaBaseProcessor
+{
+    public override string ProcessorType => "T1.R3";
+
+    private readonly AppDbContext _db;
+    private readonly SpreadsheetsResource.ValuesResource _googleSheetValues;
+    public T1R3Processor(
     AppDbContext db,
     SpreadsheetsResource.ValuesResource googleSheetValues)
-{
+    {
-    public void Process(Layer processWorker)
+        _db = db;
+        _googleSheetValues = googleSheetValues;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var source = processWorker.Records?.Where(x => x.Code == "Source").First().Desc1;
@@ -22,7 +31,7 @@ public class T1R3Processor(
             throw new Exception("Source record not found");
         }
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -37,7 +46,7 @@ public class T1R3Processor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}-R3-T1";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -53,7 +62,7 @@ public class T1R3Processor(
         var newRecords = new List<Record>();
 
         string pattern = @$"^L\d+-P-{year}/\d+-{source}-T5$";
-        var dataSources = db.Layers
+        var dataSources = _db.Layers
             .Where(x => !x.IsDeleted && !x.IsCancelled)
             .Include(layer => layer.Records!)
             .AsNoTracking()
@@ -93,15 +102,15 @@ public class T1R3Processor(
 
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         //TODO save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
 
         UpdateReport(processedLayer.Id, year);
     }
@@ -110,7 +119,7 @@ public class T1R3Processor(
     {
         const string sheetId = "10Xo8BBF92nM7_JzzeOuWp49Gz8OsYuCxLDOeChqpW_8";
 
-        var r3 = db.Layers
+        var r3 = _db.Layers
             .Where(x => x.Id == sourceId)
             .Include(x => x.Records)
             .AsNoTracking()
@@ -122,7 +131,7 @@ public class T1R3Processor(
             ValueRange? dataRangeResponse;
             try
             {
-                dataRangeResponse = googleSheetValues.Get(sheetId, $"{sheetName}!A7:A200").Execute();
+                dataRangeResponse = _googleSheetValues.Get(sheetId, $"{sheetName}!A7:A200").Execute();
             }
             catch
             {
@@ -161,7 +170,7 @@ public class T1R3Processor(
             }
 
             dataRangeResponse.Values = data;
-            var update = googleSheetValues.Update(updateValueRange, sheetId, $"{sheetName}!C7:Q200");
+            var update = _googleSheetValues.Update(updateValueRange, sheetId, $"{sheetName}!C7:Q200");
             update.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
             update.Execute();
 
@@ -183,7 +192,7 @@ public class T1R3Processor(
             valueRangeTime.Values.Add(timeUtc);
             valueRangeTime.Values.Add(timeWarsaw);
 
-            var updateTimeUtc = googleSheetValues.Update(valueRangeTime, sheetId, $"{sheetName}!G1:G2");
+            var updateTimeUtc = _googleSheetValues.Update(valueRangeTime, sheetId, $"{sheetName}!G1:G2");
             updateTimeUtc.ValueInputOption =
                 SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
             updateTimeUtc.Execute();

src/Backend/DiunaBI.Plugins.Morska/Processors/T3MultiSourceCopySelectedCodesProcessor.cs

@@ -5,10 +5,17 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T3MultiSourceCopySelectedCodesProcessor(
+public class T3MultiSourceCopySelectedCodesProcessor : MorskaBaseProcessor
-    AppDbContext db)
 {
-    public void Process(Layer processWorker)
+    public override string ProcessorType => "T3.MultiSourceCopySelectedCodes";
+
+    private readonly AppDbContext _db;
+    public T3MultiSourceCopySelectedCodesProcessor(
+        AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var month = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Month")?.Desc1!);
@@ -25,7 +32,7 @@ public class T3MultiSourceCopySelectedCodesProcessor(
 
         var codesList = ProcessHelper.ParseCodes(codes);
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -40,7 +47,7 @@ public class T3MultiSourceCopySelectedCodesProcessor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}/{month:D2}-AB-T3";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -52,7 +59,7 @@ public class T3MultiSourceCopySelectedCodesProcessor(
         processedLayer.ModifiedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
         processedLayer.ModifiedAt = DateTime.UtcNow;
 
-        var dataSources = sources.Select(source => db.Layers
+        var dataSources = sources.Select(source => _db.Layers
                 .Where(x => x.Type == LayerType.Processed && !x.IsDeleted && !x.IsCancelled && x.Name != null && x.Name.Contains($"{year}/{month:D2}-{source.Desc1}-T3"))
                 .Include(x => x.Records).AsNoTracking()
                 .FirstOrDefault())
@@ -85,14 +92,14 @@ public class T3MultiSourceCopySelectedCodesProcessor(
             .ToList();
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         //TODO: Save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.Plugins.Morska/Processors/T3MultiSourceCopySelectedCodesYearSummaryProcessor.cs

@@ -5,14 +5,21 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T3MultiSourceCopySelectedCodesYearSummaryProcessor(
+public class T3MultiSourceCopySelectedCodesYearSummaryProcessor : MorskaBaseProcessor
-    AppDbContext db)
 {
-    public void Process(Layer processWorker)
+    public override string ProcessorType => "T3.MultiSourceCopySelectedCodesYearSummary";
+    private readonly AppDbContext _db;
+
+    public T3MultiSourceCopySelectedCodesYearSummaryProcessor(
+            AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -27,7 +34,7 @@ public class T3MultiSourceCopySelectedCodesYearSummaryProcessor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}/13-AB-T3";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -46,7 +53,7 @@ public class T3MultiSourceCopySelectedCodesYearSummaryProcessor(
         for (var i = 1; i < 13; i++)
         {
             var j = i;
-            var dataSource = db.Layers.Where(x =>
+            var dataSource = _db.Layers.Where(x =>
                     x.Type == LayerType.Processed
                     && !x.IsDeleted && !x.IsCancelled
                     && x.Name != null && x.Name.Contains($"{year}/{j:D2}-AB-T3"))
@@ -87,14 +94,14 @@ public class T3MultiSourceCopySelectedCodesYearSummaryProcessor(
 
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         //TODO: save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.Plugins.Morska/Processors/T3MultiSourceSummaryProcessor.cs

@@ -6,10 +6,17 @@ using DiunaBI.Core.Services.Calculations;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T3MultiSourceSummaryProcessor(
+public class T3MultiSourceSummaryProcessor : MorskaBaseProcessor
-    AppDbContext db)
 {
-    public void Process(Layer processWorker)
+    public override string ProcessorType => "T3.MultiSourceSummary";
+    private readonly AppDbContext _db;
+
+    T3MultiSourceSummaryProcessor(
+    AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var month = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Month")?.Desc1!);
@@ -19,7 +26,7 @@ public class T3MultiSourceSummaryProcessor(
             throw new Exception("Source record not found");
         }
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -34,7 +41,7 @@ public class T3MultiSourceSummaryProcessor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}/{month:D2}-AA-T3";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -48,7 +55,7 @@ public class T3MultiSourceSummaryProcessor(
 
         var newRecords = new List<Record>();
 
-        var dataSources = sources.Select(source => db.Layers.Where(x => x.Type == LayerType.Processed && !x.IsDeleted && !x.IsCancelled && x.Name != null && x.Name.Contains($"{year}/{month:D2}-{source.Desc1}-T3"))
+        var dataSources = sources.Select(source => _db.Layers.Where(x => x.Type == LayerType.Processed && !x.IsDeleted && !x.IsCancelled && x.Name != null && x.Name.Contains($"{year}/{month:D2}-{source.Desc1}-T3"))
                 .Include(x => x.Records)
                 .AsNoTracking()
                 .FirstOrDefault())
@@ -165,14 +172,14 @@ public class T3MultiSourceSummaryProcessor(
 
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         //TODO: save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.Plugins.Morska/Processors/T3MultiSourceYearSummaryProcessor.cs

@@ -6,10 +6,16 @@ using DiunaBI.Core.Services.Calculations;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T3MultiSourceYearSummaryProcessor(
+public class T3MultiSourceYearSummaryProcessor : MorskaBaseProcessor
-    AppDbContext db)
 {
-    public void Process(Layer processWorker)
+    public override string ProcessorType => "T3.MultiSourceYearSummary";
+    private readonly AppDbContext _db;
+    T3MultiSourceYearSummaryProcessor(
+    AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var sources = processWorker.Records?.Where(x => x.Code == "Source").ToList();
@@ -18,7 +24,7 @@ public class T3MultiSourceYearSummaryProcessor(
             throw new Exception("Source record not found");
         }
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -33,7 +39,7 @@ public class T3MultiSourceYearSummaryProcessor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}/13-AA-T3";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -47,7 +53,7 @@ public class T3MultiSourceYearSummaryProcessor(
 
         var newRecords = new List<Record>();
 
-        var dataSources = sources.Select(source => db.Layers.Where(x => x.Type == LayerType.Processed && !x.IsDeleted && !x.IsCancelled && x.Name != null && x.Name.Contains($"{year}/13-{source.Desc1}-T3"))
+        var dataSources = sources.Select(source => _db.Layers.Where(x => x.Type == LayerType.Processed && !x.IsDeleted && !x.IsCancelled && x.Name != null && x.Name.Contains($"{year}/13-{source.Desc1}-T3"))
                 .Include(x => x.Records)
                 .AsNoTracking()
                 .FirstOrDefault())
@@ -185,14 +191,14 @@ public class T3MultiSourceYearSummaryProcessor(
         }
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         //TODO: save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.Plugins.Morska/Processors/T3SingleSourceProcessor.cs

@@ -5,10 +5,16 @@ using DiunaBI.Core.Services;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T3SingleSourceProcessor(
+public class T3SingleSourceProcessor : MorskaBaseProcessor
-    AppDbContext db)
 {
-    public void Process(Layer processWorker)
+    public override string ProcessorType => "T3.SingleSource";
+    private readonly AppDbContext _db;
+    public T3SingleSourceProcessor(
+    AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var month = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Month")?.Desc1!);
@@ -17,7 +23,7 @@ public class T3SingleSourceProcessor(
         {
             throw new Exception("SourceLayer record not found");
         }
-        var sourceImportWorker = db.Layers.SingleOrDefault(x => x.Name == sourceLayer && !x.IsDeleted && !x.IsCancelled);
+        var sourceImportWorker = _db.Layers.SingleOrDefault(x => x.Name == sourceLayer && !x.IsDeleted && !x.IsCancelled);
         if (sourceImportWorker == null)
         {
             throw new Exception("SourceImportWorkerL layer not found");
@@ -28,7 +34,7 @@ public class T3SingleSourceProcessor(
             throw new Exception("Source record not found");
         }
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id)
             .OrderByDescending(x => x.CreatedAt)
             .FirstOrDefault();
@@ -42,7 +48,7 @@ public class T3SingleSourceProcessor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}/{month:D2}-{source}-T3";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -57,7 +63,7 @@ public class T3SingleSourceProcessor(
 
         var newRecords = new List<Record>();
 
-        var dataSources = db.Layers
+        var dataSources = _db.Layers
             .Include(x => x.Records)
             .Where(x => x.ParentId == sourceImportWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
@@ -127,15 +133,15 @@ public class T3SingleSourceProcessor(
 
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         //TODO: save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 
 }

src/Backend/DiunaBI.Plugins.Morska/Processors/T3SourceYearSummaryProcessor.cs

@@ -5,10 +5,16 @@ using DiunaBI.Core.Services;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T3SourceYearSummaryProcessor(
+public class T3SourceYearSummaryProcessor : MorskaBaseProcessor
-    AppDbContext db)
 {
-    public void Process(Layer processWorker)
+    public override string ProcessorType => "T3.SourceYearSummary";
+    private readonly AppDbContext _db;
+    public T3SourceYearSummaryProcessor(
+    AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1;
         var source = processWorker.Records?.SingleOrDefault(x => x.Code == "Source")?.Desc1;
@@ -16,7 +22,7 @@ public class T3SourceYearSummaryProcessor(
         {
             throw new Exception("Source record not found");
         }
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -31,7 +37,7 @@ public class T3SourceYearSummaryProcessor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}/13-{source}-T3";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -49,7 +55,7 @@ public class T3SourceYearSummaryProcessor(
         for (var i = 1; i < 13; i++)
         {
             var j = i;
-            var dataSource = db.Layers.Where(x =>
+            var dataSource = _db.Layers.Where(x =>
                     x.Type == LayerType.Processed
                     && !x.IsDeleted && !x.IsCancelled
                     && x.Name != null && x.Name.Contains($"{year}/{j:D2}-{source}-T3"))
@@ -89,14 +95,14 @@ public class T3SourceYearSummaryProcessor(
 
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         //TODO: save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.Plugins.Morska/Processors/T4R2Processor.cs

@@ -9,11 +9,20 @@ using DiunaBI.Core.Services;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T4R2Processor(
+public class T4R2Processor : MorskaBaseProcessor
+{
+    public override string ProcessorType => "T4.R2";
+
+    private readonly AppDbContext _db;
+    private readonly SpreadsheetsResource.ValuesResource _googleSheetValues;
+    public T4R2Processor(
     AppDbContext db,
     SpreadsheetsResource.ValuesResource googleSheetValues)
-{
+    {
-    public void Process(Layer processWorker)
+        _db = db;
+        _googleSheetValues = googleSheetValues;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var sources = processWorker.Records?.Where(x => x.Code == "Source").ToList();
@@ -29,7 +38,7 @@ public class T4R2Processor(
         }
 
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -44,7 +53,7 @@ public class T4R2Processor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-{layerName}";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -76,7 +85,7 @@ public class T4R2Processor(
                 if ((year == DateTime.UtcNow.Year && month <= DateTime.UtcNow.Month) || year < DateTime.UtcNow.Year)
                 {
                     var monthCopy = month;
-                    var dataSource = db.Layers.Where(x =>
+                    var dataSource = _db.Layers.Where(x =>
                             x.Type == LayerType.Processed &&
                             !x.IsDeleted && !x.IsCancelled &&
                             x.Name != null && x.Name.Contains($"{year}/{monthCopy:D2}-{source.Desc1}-T")
@@ -144,7 +153,7 @@ public class T4R2Processor(
             }
 
             // year summary
-            var dataSourceSum = db.Layers.Where(x =>
+            var dataSourceSum = _db.Layers.Where(x =>
                     x.Type == LayerType.Processed &&
                     !x.IsDeleted && !x.IsCancelled &&
                     x.Name != null && x.Name.Contains($"{year}/13-{source.Desc1}-T")
@@ -189,15 +198,15 @@ public class T4R2Processor(
 
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         // TODO: save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
 
         var reportSheetName = processWorker.Records?.SingleOrDefault(x => x.Code == "GoogleSheetName")?.Desc1;
         if (reportSheetName == null)
@@ -216,10 +225,10 @@ public class T4R2Processor(
     private void UpdateReport(Guid sourceId, string reportSheetName, string invoicesSheetName)
     {
         const string sheetId = "1FsUmk_YRIeeGzFCX9tuUJCaLyRtjutX2ZGAEU1DMfJQ";
-        var request = googleSheetValues.Get(sheetId, "C4:Z4");
+        var request = _googleSheetValues.Get(sheetId, "C4:Z4");
         var response = request.Execute();
 
-        var r2 = db.Layers
+        var r2 = _db.Layers
             .Where(x => x.Id == sourceId && !x.IsDeleted && !x.IsCancelled)
             .Include(x => x.Records)
             .AsNoTracking()
@@ -249,7 +258,7 @@ public class T4R2Processor(
             {
                 Values = new List<IList<object>> { values }
             };
-            var update = googleSheetValues.Update(valueRange, sheetId, $"{reportSheetName}!C{row}:XZ{row}");
+            var update = _googleSheetValues.Update(valueRange, sheetId, $"{reportSheetName}!C{row}:XZ{row}");
             update.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
             update.Execute();
         }
@@ -277,7 +286,7 @@ public class T4R2Processor(
         {
             Values = new List<IList<object>> { emptyRow }
         };
-        var updateEmpty = googleSheetValues.Update(valueRangeEmpty, sheetId, $"{reportSheetName}!C{rowEmpty}:XZ{rowEmpty}");
+        var updateEmpty = _googleSheetValues.Update(valueRangeEmpty, sheetId, $"{reportSheetName}!C{rowEmpty}:XZ{rowEmpty}");
         updateEmpty.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
         updateEmpty.Execute();
 
@@ -285,7 +294,7 @@ public class T4R2Processor(
         {
             Values = new List<IList<object>> { valuesSum }
         };
-        var updateSum = googleSheetValues.Update(valueRangeSum, sheetId, $"{reportSheetName}!C{rowSum}:XZ{rowSum}");
+        var updateSum = _googleSheetValues.Update(valueRangeSum, sheetId, $"{reportSheetName}!C{rowSum}:XZ{rowSum}");
         updateSum.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
         updateSum.Execute();
 
@@ -298,7 +307,7 @@ public class T4R2Processor(
         {
             Values = new List<IList<object>> { timeUtc }
         };
-        var updateTimeUtc = googleSheetValues.Update(valueRangeUtcTime, sheetId, $"{reportSheetName}!G1");
+        var updateTimeUtc = _googleSheetValues.Update(valueRangeUtcTime, sheetId, $"{reportSheetName}!G1");
         updateTimeUtc.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
         updateTimeUtc.Execute();
 
@@ -312,7 +321,7 @@ public class T4R2Processor(
         {
             Values = new List<IList<object>> { timeWarsaw }
         };
-        var updateTimeWarsaw = googleSheetValues.Update(valueRangeWarsawTime, sheetId, $"{reportSheetName}!G2");
+        var updateTimeWarsaw = _googleSheetValues.Update(valueRangeWarsawTime, sheetId, $"{reportSheetName}!G2");
         updateTimeWarsaw.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
         updateTimeWarsaw.Execute();
 
@@ -346,14 +355,14 @@ public class T4R2Processor(
 
 
         var cleanupValueRange = new ValueRange { Values = cleanUpValues };
-        var cleanupInvoices = googleSheetValues.Update(cleanupValueRange, sheetId, $"{invoicesSheetName}!A6:E");
+        var cleanupInvoices = _googleSheetValues.Update(cleanupValueRange, sheetId, $"{invoicesSheetName}!A6:E");
         cleanupInvoices.ValueInputOption =
             SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
         cleanupInvoices.Execute();
 
 
         var invoicesValueRange = new ValueRange { Values = invoicesValues };
-        var updateInvoices = googleSheetValues.Update(invoicesValueRange, sheetId, $"{invoicesSheetName}!A6:E");
+        var updateInvoices = _googleSheetValues.Update(invoicesValueRange, sheetId, $"{invoicesSheetName}!A6:E");
         updateInvoices.ValueInputOption =
             SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.USERENTERED;
         updateInvoices.Execute();

src/Backend/DiunaBI.Plugins.Morska/Processors/T4SingleSourceProcessor.cs

@@ -4,10 +4,17 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T4SingleSourceProcessor(
+public class T4SingleSourceProcessor : MorskaBaseProcessor
-    AppDbContext db)
 {
-    public void Process(Layer processWorker)
+    public override string ProcessorType => "T4.SingleSource";
+
+    private readonly AppDbContext _db;
+    public T4SingleSourceProcessor(
+    AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var month = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Month")?.Desc1!);
@@ -16,7 +23,7 @@ public class T4SingleSourceProcessor(
         {
             throw new Exception("SourceLayer record not found");
         }
-        var sourceImportWorker = db.Layers.SingleOrDefault(x => x.Name == sourceLayer && !x.IsDeleted && !x.IsCancelled);
+        var sourceImportWorker = _db.Layers.SingleOrDefault(x => x.Name == sourceLayer && !x.IsDeleted && !x.IsCancelled);
         if (sourceImportWorker == null)
         {
             throw new Exception("SourceImportWorkerL layer not found");
@@ -27,7 +34,7 @@ public class T4SingleSourceProcessor(
             throw new Exception("Source record not found");
         }
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id &&
                         !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -42,7 +49,7 @@ public class T4SingleSourceProcessor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}/{month:D2}-{source}-T4";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -55,7 +62,7 @@ public class T4SingleSourceProcessor(
         processedLayer.ModifiedAt = DateTime.UtcNow;
 
 
-        var dataSource = db.Layers
+        var dataSource = _db.Layers
             .Include(x => x.Records)
             .Where(x => x.ParentId == sourceImportWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
@@ -81,15 +88,15 @@ public class T4SingleSourceProcessor(
 
         if (isNew)
         {
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         }
         else
         {
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         }
         // TODO: save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 
 }

src/Backend/DiunaBI.Plugins.Morska/Processors/T5LastValuesProcessor.cs

@@ -5,21 +5,28 @@ using DiunaBI.Database.Context;
 
 namespace DiunaBI.Plugins.Morska.Processors;
 
-public class T5LastValuesProcessor(
+public class T5LastValuesProcessor : MorskaBaseProcessor
-    AppDbContext db)
 {
-    public void Process(Layer processWorker)
+    public override string ProcessorType => "T5.LastValues";
+
+    private readonly AppDbContext _db;
+    public T5LastValuesProcessor(
+    AppDbContext db)
+    {
+        _db = db;
+    }
+    public override void Process(Layer processWorker)
     {
         var year = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Year")?.Desc1!);
         var month = int.Parse(processWorker.Records?.SingleOrDefault(x => x.Code == "Month")?.Desc1!);
         var sourceLayer = processWorker.Records?.SingleOrDefault(x => x.Code == "SourceLayer")?.Desc1;
         if (sourceLayer == null) throw new Exception("SourceLayer record not found");
-        var sourceImportWorker = db.Layers.SingleOrDefault(x => x.Name == sourceLayer && !x.IsDeleted && !x.IsCancelled);
+        var sourceImportWorker = _db.Layers.SingleOrDefault(x => x.Name == sourceLayer && !x.IsDeleted && !x.IsCancelled);
         if (sourceImportWorker == null) throw new Exception("SourceImportWorker layer not found");
         var source = processWorker.Records?.SingleOrDefault(x => x.Code == "Source")?.Desc1;
         if (sourceLayer == null) throw new Exception("Source record not found");
 
-        var processedLayer = db.Layers
+        var processedLayer = _db.Layers
             .Where(x => x.ParentId == processWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
             .OrderByDescending(x => x.CreatedAt)
@@ -34,7 +41,7 @@ public class T5LastValuesProcessor(
                 Id = Guid.NewGuid(),
                 Type = LayerType.Processed,
                 ParentId = processWorker.Id,
-                Number = db.Layers.Count() + 1
+                Number = _db.Layers.Count() + 1
             };
             processedLayer.Name = $"L{processedLayer.Number}-P-{year}/{month:D2}-{source}-T5";
             processedLayer.CreatedById = Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D");
@@ -48,7 +55,7 @@ public class T5LastValuesProcessor(
 
         var newRecords = new List<Record>();
 
-        var dataSources = db.Layers
+        var dataSources = _db.Layers
             .Include(x => x.Records)
             .Where(x => x.ParentId == sourceImportWorker.Id
                         && !x.IsDeleted && !x.IsCancelled)
@@ -85,11 +92,11 @@ public class T5LastValuesProcessor(
         }
 
         if (isNew)
-            db.Layers.Add(processedLayer);
+            _db.Layers.Add(processedLayer);
         else
-            db.Layers.Update(processedLayer);
+            _db.Layers.Update(processedLayer);
         // TODO: save records
         //controller.SaveRecords(processedLayer.Id, newRecords, Guid.Parse("F392209E-123E-4651-A5A4-0B1D6CF9FF9D"));
-        db.SaveChanges();
+        _db.SaveChanges();
     }
 }

src/Backend/DiunaBI.WebAPI/Controllers/LayersController.cs

@@ -8,9 +8,6 @@ using DiunaBI.Core.Models;
 using DiunaBI.Database.Context;
 using DiunaBI.Core.Services;
 using Google.Cloud.Firestore;
-using DiunaBI.Plugins.Morska.Importers;
-using DiunaBI.Plugins.Morska.Processors;
-using DiunaBI.Core.Services.Exports;
 
 namespace DiunaBI.WebAPI.Controllers;
 
@@ -23,13 +20,15 @@ public class LayersController : Controller
     private readonly GoogleDriveHelper _googleDriveHelper;
     private readonly IConfiguration _configuration;
     private readonly LogsController _logsController;
+    private readonly PluginManager _pluginManager;
 
     public LayersController(
         AppDbContext db,
         GoogleSheetsHelper googleSheetsHelper,
         GoogleDriveHelper googleDriveHelper,
         IConfiguration configuration,
-        FirestoreDb firestoreDb
+        FirestoreDb firestoreDb,
+        PluginManager pluginManager
     )
     {
         _db = db;
@@ -41,6 +40,7 @@ public class LayersController : Controller
         _googleDriveHelper = googleDriveHelper;
         _configuration = configuration;
         _logsController = new LogsController(firestoreDb);
+        _pluginManager = pluginManager;
     }
 
     [HttpGet]
@@ -237,7 +237,11 @@ public class LayersController : Controller
         var layer = _db.Layers
             .Include(x => x.Records!.OrderByDescending(y => y.Code)).AsNoTracking().First(x => x.Id == id && !x.IsDeleted);
 
-        var export = new GoogleSheetExport(_googleDriveHelper, _googleSheetValues, _configuration);
+        var export = _pluginManager.GetExporter("GoogleSheet");
+        if (export == null)
+        {
+            throw new Exception("GoogleSheet exporter not found");
+        }
         export.Export(layer);
         return Ok(true);
     }
@@ -376,8 +380,13 @@ public class LayersController : Controller
                                 "GoogleSheet";
                     if (source == "DataInbox" && type == "Import-D3")
                     {
-                        var d3Importer = new MorskaD3Importer(_db);
+                        var d3Importer = _pluginManager.GetImporter("MorskaD3");
+                        if (d3Importer == null)
+                        {
+                            throw new Exception("MorskaD3 importer not found");
+                        }
                         d3Importer.Import(importWorker);
+                        
                         _logsController.AddEntry(new LogEntry
                         {
                             Title = $"{importWorker.Name}, {importWorker.Id}",
@@ -391,8 +400,13 @@ public class LayersController : Controller
                     switch (type)
                     {
                         case "D1":
-                            var d1Importer = new MorskaD1Importer(_db, _googleSheetValues);
+                            var d1importer = _pluginManager.GetImporter("MorskaD1");
-                            d1Importer.Import(importWorker);
+                            if (d1importer == null)
+                            {
+                                throw new Exception("MorskaD1 importer not found");
+                            }
+                            d1importer.Import(importWorker);
+                            
                             Thread.Sleep(5000); // be aware of GSheet API quota
 
                             _logsController.AddEntry(new LogEntry
@@ -406,8 +420,12 @@ public class LayersController : Controller
                             break;
                         case "FK2":
                             {
-                                var fk2Importer = new MorskaFk2Importer(_db, _googleSheetValues);
+                                var fk2importer = _pluginManager.GetImporter("MorskaFK2");
-                                fk2Importer.Import(importWorker);
+                                if (fk2importer == null)
+                                {
+                                    throw new Exception("MorskaFK2 importer not found");
+                                }
+                                fk2importer.Import(importWorker);
                                 Thread.Sleep(5000); // be aware of GSheet API quota
 
                                 _logsController.AddEntry(new LogEntry
@@ -439,7 +457,11 @@ public class LayersController : Controller
                                 if (startDateParsed.Date <= DateTime.UtcNow.Date &&
                                     endDateParsed.Date >= DateTime.UtcNow.Date)
                                 {
-                                    var importer = new MorskaImporter(_db, _googleSheetValues);
+                                    var importer = _pluginManager.GetImporter("MorskaImporter");
+                                    if (importer == null)
+                                    {
+                                        throw new Exception("MorskaImporter not found");
+                                    }
                                     importer.Import(importWorker);
                                     Thread.Sleep(5000); // be aware of GSheet API quota
 
@@ -454,7 +476,11 @@ public class LayersController : Controller
                                 }
                                 else if (IsImportedLayerUpToDate(importWorker) == false)
                                 {
-                                    var importer = new MorskaImporter(_db, _googleSheetValues);
+                                    var importer = _pluginManager.GetImporter("MorskaImporter");
+                                    if (importer == null)
+                                    {
+                                        throw new Exception("MorskaImporter not found");
+                                    }
                                     importer.Import(importWorker);
                                     Thread.Sleep(5000); // be aware of GSheet API quota
 
@@ -610,8 +636,11 @@ public class LayersController : Controller
                 throw new Exception("ProcessType record not found");
             case "T3-SourceYearSummary":
                 {
-                    var processor =
+                    var processor = _pluginManager.GetProcessor("T3.SourceYearSummary");
-                        new T3SourceYearSummaryProcessor(_db);
+                    if (processor == null)
+                    {
+                        throw new Exception("T3.SourceYearSummary processor not found");
+                    }
                     processor.Process(processWorker);
 
                     _logsController.AddEntry(new LogEntry
@@ -626,8 +655,11 @@ public class LayersController : Controller
                 }
             case "T3-MultiSourceYearSummary":
                 {
-                    var processor =
+                    var processor = _pluginManager.GetProcessor("T3.MultiSourceYearSummary");
-                        new T3MultiSourceYearSummaryProcessor(_db);
+                    if (processor == null)
+                    {
+                        throw new Exception("T3.MultiSourceYearSummary processor not found");
+                    }
                     processor.Process(processWorker);
 
                     _logsController.AddEntry(new LogEntry
@@ -642,8 +674,11 @@ public class LayersController : Controller
                 }
             case "T3-MultiSourceCopySelectedCodesYearSummary":
                 {
-                    var processor =
+                    var processor = _pluginManager.GetProcessor("T3.MultiSourceCopySelectedCodesYearSummary");
-                        new T3MultiSourceCopySelectedCodesYearSummaryProcessor(_db);
+                    if (processor == null)
+                    {
+                        throw new Exception("T3.MultiSourceCopySelectedCodesYearSummary processor not found");
+                    }
                     processor.Process(processWorker);
 
                     _logsController.AddEntry(new LogEntry
@@ -658,7 +693,11 @@ public class LayersController : Controller
                 }
             case "T1-R1":
                 {
-                    var processor = new T1R1Processor(_db, _googleSheetValues);
+                    var processor = _pluginManager.GetProcessor("T1.R1");
+                    if (processor == null)
+                    {
+                        throw new Exception("T1.R1 processor not found");
+                    }
                     processor.Process(processWorker);
 
                     _logsController.AddEntry(new LogEntry
@@ -673,7 +712,11 @@ public class LayersController : Controller
                 }
             case "T4-R2":
                 {
-                    var processor = new T4R2Processor(_db, _googleSheetValues);
+                    var processor = _pluginManager.GetProcessor("T4.R2");
+                    if (processor == null)
+                    {
+                        throw new Exception("T4.R2 processor not found");
+                    }
                     processor.Process(processWorker);
 
                     _logsController.AddEntry(new LogEntry
@@ -688,7 +731,11 @@ public class LayersController : Controller
                 }
             case "T1-R3":
                 {
-                    var processor = new T1R3Processor(_db, _googleSheetValues);
+                    var processor = _pluginManager.GetProcessor("T1.R3");
+                    if (processor == null)
+                    {
+                        throw new Exception("T1.R3 processor not found");
+                    }
                     processor.Process(processWorker);
 
                     _logsController.AddEntry(new LogEntry
@@ -713,33 +760,51 @@ public class LayersController : Controller
         {
             case "T3-SingleSource":
                 {
-                    var t3SingleSource = new T3SingleSourceProcessor(_db);
+                    var t3SingleSource = _pluginManager.GetProcessor("T3.SingleSource");
+                    if (t3SingleSource == null)
+                    {
+                        throw new Exception("T3.SingleSource processor not found");
+                    }
                     t3SingleSource.Process(processWorker);
                     break;
                 }
             case "T4-SingleSource":
                 {
-                    var t4SingleSource = new T4SingleSourceProcessor(_db);
+                    var t4SingleSource = _pluginManager.GetProcessor("T4.SingleSource");
+                    if (t4SingleSource == null)
+                    {
+                        throw new Exception("T4.SingleSource processor not found");
+                    }
                     t4SingleSource.Process(processWorker);
                     break;
                 }
             case "T5-LastValues":
                 {
-                    var t5LastValues = new T5LastValuesProcessor(_db);
+                    var t5LastValues = _pluginManager.GetProcessor("T5.LastValues");
+                    if (t5LastValues == null)
+                    {
+                        throw new Exception("T5.LastValues processor not found");
+                    }
                     t5LastValues.Process(processWorker);
                     break;
                 }
             case "T3-MultiSourceSummary":
                 {
-                    var t3MultiSourceSummary =
+                    var t3MultiSourceSummary = _pluginManager.GetProcessor("T3.MultiSourceSummary");
-                        new T3MultiSourceSummaryProcessor(_db);
+                    if (t3MultiSourceSummary == null)
+                    {
+                        throw new Exception("T3.MultiSourceSummary processor not found");
+                    }
                     t3MultiSourceSummary.Process(processWorker);
                     break;
                 }
             case "T3-MultiSourceCopySelectedCodes":
                 {
-                    var t3MultiSourceCopySelectedCode =
+                    var t3MultiSourceCopySelectedCode = _pluginManager.GetProcessor("T3.MultiSourceCopySelectedCodes");
-                        new T3MultiSourceCopySelectedCodesProcessor(_db);
+                    if (t3MultiSourceCopySelectedCode == null)
+                    {
+                        throw new Exception("T3.MultiSourceCopySelectedCodes processor not found");
+                    }
                     t3MultiSourceCopySelectedCode.Process(processWorker);
                     break;
                 }

src/Backend/DiunaBI.WebAPI/DiunaBI.WebAPI.csproj

@@ -19,7 +19,6 @@
   <ItemGroup>
     <ProjectReference Include="..\DiunaBI.Core\DiunaBI.Core.csproj" />
     <ProjectReference Include="..\DiunaBI.Database\DiunaBI.Database.csproj" />
-    <ProjectReference Include="..\DiunaBI.Plugins.Morska\DiunaBI.Plugins.Morska.csproj" />
   </ItemGroup>
 
   <ItemGroup>
@@ -33,4 +32,15 @@
   <ItemGroup>
     <Folder Include="plugins\" />
   </ItemGroup>
+
+  <Target Name="CopyPlugins" AfterTargets="Build">
+    <MSBuild Projects="../DiunaBI.Plugins.Morska/DiunaBI.Plugins.Morska.csproj" 
+            Properties="Configuration=$(Configuration);TargetFramework=$(TargetFramework)" />
+    
+    <ItemGroup>
+      <PluginFiles Include="../DiunaBI.Plugins.Morska/bin/$(Configuration)/$(TargetFramework)/DiunaBI.Plugins.Morska.dll" />
+    </ItemGroup>
+    <MakeDir Directories="$(OutputPath)Plugins" />
+    <Copy SourceFiles="@(PluginFiles)" DestinationFolder="$(OutputPath)Plugins" />
+  </Target>
 </Project>

src/Backend/DiunaBI.WebAPI/Program.cs

@@ -5,10 +5,11 @@ using Microsoft.AspNetCore.Authentication.JwtBearer;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.IdentityModel.Tokens;
 using System.IdentityModel.Tokens.Jwt;
+using System.Reflection;
 using System.Text;
-using DiunaBI.Core.Models;
 using DiunaBI.Database.Context;
 using DiunaBI.Core.Services;
+using Google.Apis.Sheets.v4;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -57,8 +58,22 @@ builder.Services.AddAuthentication(options =>
 });
 builder.Services.AddAuthentication();
 
-builder.Services.AddSingleton(typeof(GoogleSheetsHelper));
+// Zarejestruj Google Sheets dependencies
-builder.Services.AddSingleton(typeof(GoogleDriveHelper));
+builder.Services.AddSingleton<GoogleSheetsHelper>();
+builder.Services.AddSingleton<GoogleDriveHelper>();
+builder.Services.AddSingleton<SpreadsheetsResource.ValuesResource>(provider =>
+{
+    var googleSheetsHelper = provider.GetRequiredService<GoogleSheetsHelper>();
+    var valuesResource = googleSheetsHelper.Service?.Spreadsheets.Values;
+    
+    if (valuesResource == null)
+    {
+        throw new InvalidOperationException("Google Sheets Service is not initialized properly");
+    }
+    
+    return valuesResource;
+});
+
 
 var fileName = "diunabi-admin-firebase.json";
 #if DEBUG
@@ -72,8 +87,17 @@ FirebaseAdmin.FirebaseApp.Create(new AppOptions()
 });
 builder.Services.AddSingleton(FirestoreDb.Create("diunabi-admin"));
 
+builder.Services.AddSingleton<PluginManager>();
+
 var app = builder.Build();
 
+var pluginManager = app.Services.GetRequiredService<PluginManager>();
+
+var executablePath = Assembly.GetExecutingAssembly().Location;
+var executableDir = Path.GetDirectoryName(executablePath)!;
+var pluginsPath = Path.Combine(executableDir, "Plugins");
+
+pluginManager.LoadPluginsFromDirectory(pluginsPath);
 
 app.Use(async (context, next) =>
 {