mirror of
https://git.battle-of-pip.de/root/vpr-mitarbeiterverwaltung.git
synced 2025-06-20 15:53:16 +02:00
added mysql connection
This commit is contained in:
Tim G. | SnapixLP
parent
830c94d5e4
commit
57e8f64095
37
Server/DbConfig.cs
Normal file
37
Server/DbConfig.cs
Normal file
@ -0,0 +1,37 @@
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using System.Text.Json;
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namespace Server;
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public class DbConfig
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{
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private const string CONFIG_PATH = "config.json";
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public string Username { get; set; } = "";
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public string Password { get; set; } = "";
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public string Server { get; set; } = "";
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public string Port { get; set; } = ""; // new
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public string Database { get; set; } = "";
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public void Save()
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{
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var options = new JsonSerializerOptions { WriteIndented = true };
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string json = JsonSerializer.Serialize(this, options);
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File.WriteAllText(CONFIG_PATH, json);
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}
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public static DbConfig? Load()
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{
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if (!File.Exists(CONFIG_PATH))
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return null;
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try
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{
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string json = File.ReadAllText(CONFIG_PATH);
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return JsonSerializer.Deserialize<DbConfig>(json);
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}
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catch
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{
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return null;
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}
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}
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}
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@ -12,11 +12,13 @@ namespace Server
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private MySqlConnection _connection;
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private MessageSender ms;
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public MySQL(string username, string password, string server, string database, MessageSender ms)
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public MySQL(string username, string password, string server, string port, string database, MessageSender ms)
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{
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this.ms = ms;
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ms.Log("[MySQL] Initializing connection...");
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string connectionString = $"Server={server};Database={database};User ID={username};Password={password};";
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// include port in the connection string:
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string connectionString = $"Server={server};Port={port};Database={database};User ID={username};Password={password};";
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_connection = new MySqlConnection(connectionString);
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ms.Log("[MySQL] Connection to database...");
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@ -51,7 +53,24 @@ namespace Server
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_ => "b"
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};
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}
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/// <summary>
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/// Executes a non‐query SQL statement (e.g. CREATE TABLE, ALTER, etc.).
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/// Returns null on success, or an error JSON if it fails.
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/// </summary>
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public string ExecuteNonQuery(string sql)
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{
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using var cmd = new MySqlCommand(sql, _connection);
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try
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{
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cmd.ExecuteNonQuery();
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return JsonResponse(new { success = true });
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}
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catch (Exception ex)
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{
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return JsonResponse($"Execute failed: {ex.Message}", true);
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}
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}
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public string Insert(string table, Dictionary<string, object> data)
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{
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string columns = string.Join(", ", data.Keys);
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@ -1,48 +1,151 @@
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using DX86;
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using System.Text.Json;
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using DX86;
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using DX86.Modules;
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using Library;
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namespace Server;
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class Program
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{
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public static MessageSender messageSender;
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public static MessageBox messageBox;
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public static InputBox inputBox;
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public static ItemSelector itemSelector;
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public static MySQL mySql;
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private static List<TcpServer> servers;
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class Program
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{
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public static MessageSender messageSender;
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public static MessageBox messageBox;
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public static InputBox inputBox;
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public static ItemSelector itemSelector;
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public static MySQL mySql;
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private static List<TcpServer> servers;
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static void Main(string[] args)
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{
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Console.WriteLine("Initializing server...");
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// Initialize the server components
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messageSender = new MessageSender("log.txt");
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messageBox = new MessageBox(messageSender);
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inputBox = new InputBox(messageSender);
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itemSelector = new ItemSelector(messageSender);
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servers = new List<TcpServer>();
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// Connect to the database
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//mySql = new MySQL("username", "password", "localhost", "database", messageSender);
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// Start the server
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ServerLoop();
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}
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private static void ServerLoop()
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{
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bool running = true;
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string[] menuItems;
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string selectedItem;
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servers.Add(new BackendServer("0.0.0.0", 3767, messageSender));
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// Main server loop
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while (running)
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static void Main(string[] args)
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{
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menuItems = [ "Benutzerverwaltung", "Einstellungen", "Beenden" ];
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itemSelector.SetTitle("Hauptmenü");
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//selectedItem = itemSelector.SelectItemFromList(menuItems);
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Console.WriteLine("Initializing server...");
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// Initialize UI and logging components
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messageSender = new MessageSender("log.txt");
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messageBox = new MessageBox(messageSender);
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inputBox = new InputBox(messageSender);
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itemSelector = new ItemSelector(messageSender);
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servers = new List<TcpServer>();
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// 1) Load existing DB config or prompt user + initialize
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mySql = LoadOrInitDatabase();
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// 2) Start the rest of your server loop
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ServerLoop();
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}
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private static MySQL LoadOrInitDatabase()
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{
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var cfg = DbConfig.Load();
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if (cfg != null)
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{
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messageSender.Log("[Program] Loaded existing database configuration.");
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// Use existing credentials to connect (including cfg.Port)
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return new MySQL(cfg.Username, cfg.Password, cfg.Server, cfg.Port, cfg.Database, messageSender);
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}
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else
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{
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messageSender.Warn("[Program] No existing DB configuration found. Starting init…");
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// REPLACE THE FOUR PROMPTS WITH YOUR FIVE ShowAsync(...) CALLS:
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string username = inputBox.ShowAsync("MySQL Configuration [1/5]", ["Username for MySQL Connections"]);
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string password = inputBox.ShowAsync("MySQL Configuration [2/5]", ["Password for MySQL Connections"]);
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string server = inputBox.ShowAsync("MySQL Configuration [3/5]", ["Server Address for MySQL Connections"]);
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string port = inputBox.ShowAsync("MySQL Configuration [4/5]", ["Port for MySQL Connections"]);
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string database = inputBox.ShowAsync("MySQL Configuration [5/5]", ["Database Name for Database Connections"]);
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return InitializeDatabase(username, password, server, port, database);
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}
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}
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/// <summary>
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/// Creates a new MySQL connection, runs the CREATE TABLE DDL,
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/// saves credentials in config.json, and returns the MySQL instance.
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/// </summary>
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private static MySQL InitializeDatabase(
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string username,
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string password,
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string server,
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string port,
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string database
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)
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{
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// 1) Instantiate MySQL (will exit on failure)
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var db = new MySQL(username, password, server, port, database, messageSender);
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// 2) Create the 'employees' table if it does not exist:
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string createEmployeesTable = @"
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CREATE TABLE IF NOT EXISTS `employees` (
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`Id` VARCHAR(36) NOT NULL PRIMARY KEY,
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`Code` VARCHAR(50) NOT NULL,
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`Surname` VARCHAR(100) NOT NULL,
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`Forename` VARCHAR(100) NOT NULL,
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`Email` VARCHAR(150) NOT NULL,
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`Phone` VARCHAR(50),
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`Street` VARCHAR(200),
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`City` VARCHAR(100),
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`Postcode` VARCHAR(20),
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`Country` VARCHAR(100),
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`Department` VARCHAR(100),
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`Position` VARCHAR(100),
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`EmployeeState` INT NOT NULL
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
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";
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messageSender.Log("[Program] Creating 'employees' table if not present…");
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var resultJson = db.ExecuteNonQuery(createEmployeesTable);
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// Parse resultJson safely using JsonDocument
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try
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{
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using var doc = JsonDocument.Parse(resultJson);
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var root = doc.RootElement;
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// Expecting { "error": bool, "data": ... }
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bool isError = root.GetProperty("error").GetBoolean();
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if (isError)
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{
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// You can inspect root.GetProperty("data").GetString() if needed
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messageSender.Error("[Program] Failed to create 'employees' table: " + resultJson);
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Environment.Exit(1);
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}
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}
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}
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catch (Exception ex)
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{
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// If something went wrong parsing JSON, treat it as a fatal error
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messageSender.Error($"[Program] Could not parse CREATE TABLE response: {ex.Message}");
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messageSender.Error("[Program] Raw response: " + resultJson);
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Environment.Exit(1);
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}
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messageSender.Log("[Program] 'employees' table is ready.");
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// TODO: repeat db.ExecuteNonQuery(...) for any other tables you need
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// 3) Save the new credentials (including port) into config.json:
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var newCfg = new DbConfig
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{
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Username = username,
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Password = password,
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Server = server,
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Port = port,
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Database = database
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};
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newCfg.Save();
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messageSender.Log("[Program] Saved DB configuration to config.json.");
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return db;
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}
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private static void ServerLoop()
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{
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bool running = true;
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string[] menuItems;
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string selectedItem;
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servers.Add(new BackendServer("0.0.0.0", 3767, messageSender));
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// Main server loop
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while (running)
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{
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menuItems = new[] { "Benutzerverwaltung", "Einstellungen", "Beenden" };
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itemSelector.SetTitle("Hauptmenü");
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//selectedItem = itemSelector.SelectItemFromList(menuItems);
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}
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}
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}
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