added database class ,making the server connection through static func.......

added database class ,making the server connection through static func.... (learn about static function inside a class ==>static runs without  object initialization:      , in processs of updating to class(oops) from structural programing +>started with load.php->create connection

libs/includes/database.class.php

+<?php
+class Database
+{
+    public static $conn = null;
+    
+    public static function getConnection()
+    {
+        if (Database::$conn = null){
+            $servername = "mysql.selfmade.ninja";
+            $username = "sudhir";
+            $password = "sudhirsys@12";
+            $dbname = "sudhir_newdb";
+
+            // Create connection
+            $conn = new mysqli($servername, $username, $password, $dbname);
+            // Check connection
+            if ($conn->connect_error) {
+             die("Connection failed: " . $conn->connect_error); //TODO :replace this with exception handling:
+            }else{
+                Database::$conn =$conn;
+                return Database::$conn;
+            }
+        }
+        
+        else{
+            return Database::$conn;
+         } 
+
+    }
+}
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libs/includes/mic.class.php

@@ -8,6 +8,12 @@ class Mic{
     public $usb_port;
     public $light;
 
+
+    public static function testFunction(){
+            printf("this is a static function , this can run without an object construction/initialization");
+        
+        }
+
     public function __construct($brand){
         printf("CONSTRUCTING OBJECT.......");
         $this->brand = ucwords($brand);
@@ -28,5 +34,11 @@ class Mic{
 
     public function setmodel($model){  //to keepor convert upercase values:
         $this->model = ucwords($model); //UC WORD IN INBUILT FUNC
+
+    }
+
+    public function __destruct()
+    {
+        printf("   destructing object... brand: $this->brand   <br> ");
     }
 }
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libs/includes/user.class.php

+<?php
+class user
+{
+    
+
+
+}
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libs/load.php

 <?php
     include_once 'includes/mic.class.php';
+    include_once 'includes/Database.class.php';
+
 
     function load_template($name){
         include __DIR__."/../_templates/$name.php";
@@ -13,19 +15,7 @@
         }
     }
     function signup($user,$pass,$email,$phone_number){
-        $servername = "mysql.selfmade.ninja";
-        $username = "sudhir";
-        $password = "sudhirsys@12";
-        $dbname = "sudhir_newdb";
-
-        // Create connection
-        $conn = new mysqli($servername, $username, $password, $dbname);
-        // Check connection
-        if ($conn->connect_error) {
-             die("Connection failed: " . $conn->connect_error);
-        }else{
-           
-        }
+       $conn = Database::getconnection();
        
         $sql= "INSERT INTO `auth` (`username`, `password`, `email`, `phone`, `blocked`, `activate`)
         VALUES ('$user', '$pass', '$email', '$phone_number', '0', '1');";

test.php

@@ -31,17 +31,18 @@ $mic3 = new Mic('hyper');
 
 $mic1->model ="RODA";
 $mic2->model ="REDGEAR";
-$mic3->model ="saas";
+// $mic3->model ="saas";
 $mic1->setlight("white");
 printf($mic1->light);
 echo "\n";
 
-$mic3->setmodel("hyper castr");
+$mic3->setmodel("mic3genz");
 print("THE MODEL OF THE 3rd MIC IS ".$mic3->getModelProxy());
 echo "\n";
 
 print("\n".$mic2->getbrand()); //present in function construct:
 print("\n".$mic1->getbrand());
-print("\n".$mic1->getModelProxy());
+print("\n".$mic3->getModelProxy());
+
 ?>
 </pre>
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