[js][data_repository][05_parameter_object] Introduce MySqlConfig object

Author: rgomezcasas

examples/js/js-data_repository-05_parameter_object/src/Container.js

@@ -1,19 +1,9 @@
 import {MySqlUserRepository} from "./MySqlUserRepository";
 import {UsersSearcher}       from "./UsersSearcher";
+import {MySqlConfig}         from "./MySqlConfig";
 
 export class Container {
-    mysqlHost     = "localhost";
-    mysqlUser     = "root";
-    mysqlPassword = "";
-    mysqlDatabase = "super_project";
-    mysqlPort     = 3306;
-
-    mysqlUserRepository = new MySqlUserRepository(
-        this.mysqlHost,
-        this.mysqlUser,
-        this.mysqlPassword,
-        this.mysqlDatabase,
-        this.mysqlPort
-    );
+    mysqlConfig         = new MySqlConfig();
+    mysqlUserRepository = new MySqlUserRepository(this.mysqlConfig);
     usersSearcher       = new UsersSearcher(this.mysqlUserRepository);
 }

examples/js/js-data_repository-05_parameter_object/src/MySqlConfig.js

@@ -0,0 +1,7 @@
+export class MySqlConfig {
+    host     = "localhost";
+    user     = "root";
+    password = "";
+    database = "super_project";
+    port     = 3306;
+}

examples/js/js-data_repository-05_parameter_object/src/MySqlUserRepository.js

@@ -1,12 +1,12 @@
 export class MySqlUserRepository {
-    constructor(mysqlHost, mysqlUser, mysqlPassword, mysqlDatabase, mysqlPort) {
+    constructor(config) {
         const Mysql     = require('sync-mysql');
         this.connection = new Mysql({
-            host: mysqlHost,
-            user: mysqlUser,
-            password: mysqlPassword,
-            database: mysqlDatabase,
-            port: mysqlPort
+            host: config.host,
+            user: config.user,
+            password: config.password,
+            database: config.database,
+            port: config.port
         });
     }