Fixed Server folder name

src/Server/SearchdomainManager.cs

@@ -0,0 +1,130 @@
+using embeddingsearch;
+using MySql.Data.MySqlClient;
+using System.Data.Common;
+using OllamaSharp;
+using Microsoft.IdentityModel.Tokens;
+using server.Exceptions;
+
+namespace server;
+
+public class SearchdomainManager
+{
+    private Dictionary<string, Searchdomain> searchdomains = [];
+    private readonly ILogger<SearchdomainManager> _logger;
+    private readonly IConfiguration _config;
+    private readonly string ollamaURL;
+    private readonly string connectionString;
+    private OllamaApiClient client;
+    private MySqlConnection connection;
+
+    public SearchdomainManager(ILogger<SearchdomainManager> logger, IConfiguration config)
+    {
+        _logger = logger;
+        _config = config;
+        ollamaURL = _config.GetSection("Embeddingsearch")["OllamaURL"] ?? "";
+        connectionString = _config.GetSection("Embeddingsearch").GetConnectionString("SQL") ?? "";
+        if (ollamaURL.IsNullOrEmpty() || connectionString.IsNullOrEmpty())
+        {
+            throw new ServerConfigurationException("Ollama URL or connection string is empty");
+        }
+        client = new(new Uri(ollamaURL));
+        connection = new MySqlConnection(connectionString);
+        connection.Open();
+    }
+
+    public Searchdomain GetSearchdomain(string searchdomain)
+    {
+        if (searchdomains.TryGetValue(searchdomain, out Searchdomain? value))
+        {
+            return value;
+        }
+        try
+        {
+            return SetSearchdomain(searchdomain, new Searchdomain(searchdomain, connectionString, client));
+        } catch (MySqlException)
+        {
+            _logger.LogError("Unable to find the searchdomain {searchdomain}", searchdomain);
+            throw new Exception($"Unable to find the searchdomain {searchdomain}");
+        }
+    }
+
+    public void InvalidateSearchdomainCache(string searchdomain)
+    {
+        searchdomains.Remove(searchdomain);
+    }
+
+    public List<string> ListSearchdomains()
+    {
+        DbDataReader reader = ExecuteSQLCommand("SELECT name FROM searchdomain", []);
+        List<string> results = [];
+        while (reader.Read())
+        {
+            results.Add(reader.GetString(0));
+        }
+        reader.Close();
+        return results;
+    }
+
+    public int CreateSearchdomain(string searchdomain, string settings = "{}")
+    {
+        if (searchdomains.TryGetValue(searchdomain, out Searchdomain? value))
+        {
+            throw new Exception("Searchdomain already exists"); // TODO create proper SearchdomainAlreadyExists exception
+        }
+        Dictionary<string, dynamic> parameters = new()
+        {
+            { "name", searchdomain },
+            { "settings", settings}
+        };
+        return ExecuteSQLCommandGetInsertedID("INSERT INTO searchdomain (name, settings) VALUES (@name, @settings)", parameters);
+    }
+
+    public int DeleteSearchdomain(string searchdomain)
+    {
+        Searchdomain searchdomain_ = GetSearchdomain(searchdomain);
+        int counter = 0;
+        while (searchdomain_.entityCache.Count > 0)
+        {
+            searchdomain_.RemoveEntity(searchdomain_.entityCache.First().name);
+            counter += 1;
+        }
+        _logger.LogDebug($"Number of entities deleted as part of deleting the searchdomain \"{searchdomain}\": {counter}");
+        searchdomain_.ExecuteSQLNonQuery("DELETE FROM searchdomain WHERE name = @name", new() {{"name", searchdomain}});
+        searchdomains.Remove(searchdomain);
+        _logger.LogDebug($"Searchdomain has been successfully removed");
+        return counter;
+    }
+
+    public DbDataReader ExecuteSQLCommand(string query, Dictionary<string, dynamic> parameters)
+    {
+        using MySqlCommand command = connection.CreateCommand();
+        command.CommandText = query;
+        foreach (KeyValuePair<string, dynamic> parameter in parameters)
+        {
+            command.Parameters.AddWithValue($"@{parameter.Key}", parameter.Value);
+        }
+        return command.ExecuteReader();
+    }
+
+    public int ExecuteSQLCommandGetInsertedID(string query, Dictionary<string, dynamic> parameters)
+    {
+        using MySqlCommand command = connection.CreateCommand();
+
+        command.CommandText = query;
+        foreach (KeyValuePair<string, dynamic> parameter in parameters)
+        {
+            command.Parameters.AddWithValue($"@{parameter.Key}", parameter.Value);
+        }
+        command.ExecuteNonQuery();
+        command.CommandText = "SELECT LAST_INSERT_ID();";
+        return Convert.ToInt32(command.ExecuteScalar());
+    }
+
+    private Searchdomain SetSearchdomain(string name, Searchdomain searchdomain)
+    {
+        searchdomains[name] = searchdomain;
+        return searchdomain;
+    }
+
+
+}