MySQLConnector.cs 11 KB

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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Threading.Tasks;
  4. using HyperCube.Models;
  5. using MySql.Data.MySqlClient;
  6. using Console = HyperCube.Utils.AdvConsole;
  7. namespace HyperCube
  8. {
  9. public class MySQLConnector
  10. {
  11. private MySQLConnector(){ }
  12. private readonly string Server = "dmatter.net";
  13. private readonly string DatabaseName = "documents";
  14. private readonly string UserName = "promsystem";
  15. private readonly string Password = "PrmSystem212";
  16. MySqlCommand SQLcom;
  17. public MySqlConnection Connection { get; set; }
  18. private static MySQLConnector _instance = null;
  19. public static MySQLConnector Instance()
  20. {
  21. if (_instance == null)
  22. _instance = new MySQLConnector();
  23. return _instance;
  24. }
  25. public bool IsConnect()
  26. {
  27. if (Connection == null)
  28. {
  29. string connstring = $"Server={Server}; database={DatabaseName}; UID={UserName}; password={Password}";
  30. Connection = new MySqlConnection(connstring);
  31. Connection.Open();
  32. }
  33. else if (Connection.State != System.Data.ConnectionState.Open)
  34. Connection.Open();
  35. return true;
  36. }
  37. public long SQLInsert(string sql)
  38. {
  39. long lastID = 0;
  40. bool connected = IsConnect();
  41. if (connected)
  42. {
  43. SQLcom = new(sql, Connection);
  44. SQLcom.ExecuteNonQuery();
  45. SQLcom.Dispose();
  46. lastID = SQLcom.LastInsertedId;
  47. }
  48. else
  49. Console.WriteLine("Not connected to DB.");
  50. return lastID;
  51. }
  52. public async Task<Dictionary<string, AccountModel>> SQLSelectASPUsers()
  53. {
  54. string sql = "select * from aspnetusers";
  55. Dictionary<string, AccountModel> accs = new();
  56. bool connected = IsConnect();
  57. if (connected)
  58. {
  59. SQLcom = new(sql, Connection);
  60. MySqlDataReader rdr = SQLcom.ExecuteReader();
  61. while (rdr.Read())
  62. {
  63. AccountModel newacc = new ();
  64. newacc.UUID = rdr.GetString(0);
  65. newacc.Name = rdr.GetString(1);
  66. newacc.Email = rdr.GetString(3);
  67. if (!rdr.IsDBNull(15))
  68. newacc.eth_address = rdr.GetString(15);
  69. if (!accs.ContainsKey(newacc.UUID))
  70. accs.Add(newacc.UUID, newacc);
  71. newacc.blockchain_selected = rdr.GetByte(17);
  72. }
  73. await Task.WhenAll();
  74. rdr.Close();
  75. return accs;
  76. }
  77. else
  78. Console.WriteLine("Not connected to DB.");
  79. return null;
  80. }
  81. public async Task<Dictionary<int, SmartContract>> SQLSelectContracts(int blockchainId)
  82. {
  83. string sql = "select * from smart_contracts where blockchain_id ="+blockchainId;
  84. Dictionary<int, SmartContract> contracts = new();
  85. bool connected = IsConnect();
  86. if (connected)
  87. {
  88. SQLcom = new(sql, Connection);
  89. MySqlDataReader rdr = SQLcom.ExecuteReader();
  90. while (rdr.Read())
  91. {
  92. var id = rdr.GetInt32(0);
  93. var code = rdr.GetString(1);
  94. var bytecode = rdr.GetString(2);
  95. var name = rdr.GetString(3);
  96. SmartContract contract;
  97. if (name == "Verify")
  98. contract = new VerifyContract(id, name, code, bytecode);
  99. else
  100. contract = new SmartContract(id, name, code, bytecode);
  101. if (!rdr.IsDBNull(6))
  102. {
  103. contract.Address = rdr.GetString(6);
  104. }
  105. Console.WriteLine($"SQLSelectContracts rdr Read {contract.Name}");
  106. if (!contracts.ContainsKey(contract.ID))
  107. contracts.Add(contract.ID, contract);
  108. if (!Blockchain.GetMain().contractNames.ContainsKey(name))
  109. Blockchain.GetMain().contractNames.Add(name, contract);
  110. }
  111. await Task.WhenAll();
  112. rdr.Close();
  113. return contracts;
  114. }
  115. else
  116. Console.WriteLine("Not connected to DB.");
  117. return null;
  118. }
  119. public async Task<Dictionary<int, ArticleModel>> SQLSelectArticles(string sql)
  120. {
  121. Dictionary<int, ArticleModel> articleModels = new();
  122. Models.ArticleModel articleModel;
  123. bool connected = IsConnect();
  124. if (connected)
  125. {
  126. SQLcom = new(sql, Connection);
  127. MySqlDataReader rdr = SQLcom.ExecuteReader();
  128. while (rdr.Read()) ///id, filename, article_name, date_publish, action_type/status
  129. {
  130. articleModel = new();
  131. articleModel.ID = rdr.GetInt32(0);
  132. articleModel.Filename = rdr.GetString(1);
  133. articleModel.Name = rdr.GetString(2);
  134. articleModel.PublishDate = rdr.GetDateTime(3);
  135. articleModel.Authors = rdr.GetString(4);
  136. articleModel.Status = (ArticleStatus)rdr.GetInt32(5);
  137. if (articleModels.ContainsKey(articleModel.ID))
  138. continue;
  139. articleModels.Add(articleModel.ID, articleModel);
  140. }
  141. await Task.WhenAll();
  142. rdr.Close();
  143. return articleModels;
  144. }
  145. else
  146. Console.WriteLine("Not connected to DB.");
  147. return null;
  148. }
  149. const string typeguid = "System.Guid";
  150. public async Task<List<Dictionary<string, object>>> SQLSelectComplex(string request)
  151. {
  152. bool connected = IsConnect();
  153. if (connected)
  154. {
  155. List<Dictionary<string, object>> retval = new List<Dictionary<string, object>>();
  156. SQLcom = new(request, Connection);
  157. try
  158. {
  159. MySqlDataReader Reader = SQLcom.ExecuteReader();
  160. while (Reader.Read())
  161. {
  162. Dictionary<string, object> data = new Dictionary<string, object>();
  163. for (int i = 0; i < Reader.FieldCount; i++)
  164. {
  165. if (!Reader.IsDBNull(i))
  166. {
  167. data.Add(Reader.GetName(i), Reader.GetValue(i));
  168. }
  169. else
  170. {
  171. //Console.WriteLine(Reader.GetName(i)+": GetDataTypeName " + Reader.GetDataTypeName(i) + " GetFieldType " + Reader.GetFieldType(i).ToString());
  172. if (Reader.GetFieldType(i).ToString() == typeguid)
  173. {
  174. data.Add(Reader.GetName(i), "00000000-0000-0000-0000-000000000000");
  175. }
  176. else if (Reader.GetName(i) == "mac_address")
  177. {
  178. data.Add(Reader.GetName(i), "00-00-00-00-00-00");
  179. }
  180. else
  181. {
  182. data.Add(Reader.GetName(i), null);
  183. }
  184. }
  185. }
  186. retval.Add(data);
  187. }
  188. await Task.WhenAll();
  189. Reader.Close();
  190. }
  191. catch (Exception e)
  192. {
  193. Console.WriteLine("SQL Exception 5.1 " + e.Message + " query " + request + "stack trace" + e.StackTrace);
  194. }
  195. return retval;
  196. }
  197. return null;
  198. }
  199. public async Task<ArticleModel> SQLSelectArticle(string sql)
  200. {
  201. ArticleModel articleModel = new();
  202. bool connected = IsConnect();
  203. if (connected)
  204. {
  205. SQLcom = new(sql, Connection);
  206. MySqlDataReader rdr = SQLcom.ExecuteReader();
  207. while (rdr.Read()) ///id, filename, article_name, authors, date_publish, annotation, keywords, action_type/status, rating
  208. {
  209. articleModel.ID = rdr.GetInt32(0);
  210. articleModel.Filename = rdr.GetString(1);
  211. articleModel.Name = rdr.GetString(2);
  212. articleModel.Authors = rdr.GetString(3);
  213. articleModel.PublishDate = rdr.GetDateTime(4);
  214. articleModel.Annotation = rdr.GetString(5);
  215. articleModel.Keywords = rdr.GetString(6);
  216. articleModel.Status = (ArticleStatus)rdr.GetInt16(7);
  217. if (!rdr.IsDBNull(8)) articleModel.Rating = rdr.GetInt16(8);
  218. Console.WriteLine($"ID: {articleModel.ID}, rating: {articleModel.Rating}");
  219. }
  220. await Task.WhenAll();
  221. rdr.Close();
  222. return articleModel;
  223. }
  224. else
  225. Console.WriteLine("Not connected to DB.");
  226. return null;
  227. }
  228. public async Task<string> SQLSelectUUID(string sql)
  229. {
  230. bool connected = IsConnect();
  231. if (connected)
  232. {
  233. SQLcom = new(sql, Connection);
  234. object obj = await SQLcom.ExecuteScalarAsync();
  235. return obj.ToString();
  236. }
  237. else return "";
  238. }
  239. public async Task<int> SQLSelectCount(string sql)
  240. {
  241. bool connected = IsConnect();
  242. if (connected)
  243. {
  244. SQLcom = new(sql, Connection);
  245. object obj = await SQLcom.ExecuteScalarAsync();
  246. int count = int.Parse(obj.ToString());
  247. return count;
  248. }
  249. else return 0;
  250. }
  251. public void Close()
  252. {
  253. Connection.Close();
  254. }
  255. }
  256. }