191112 0145

public/assets/css/style.css

@@ -21,6 +21,63 @@ a:visited {
   border-bottom: .0625rem solid rgba(207, 0, 207, .3);
 }
 
+.clear-fix {
+  clear: both !important;
+}
+
+.d-inline-block {
+  display: inline-block !important;
+}
+
+.f-right {
+  float: right !important;
+}
+
+.f-left {
+  float: left !important;
+}
+
+.m-0 {
+  margin: 0 !important;
+}
+
+.mb-0 {
+  margin-bottom: 0 !important;
+}
+
+.mr-0 {
+  margin-right: 0 !important;
+}
+
+.ml-0 {
+  margin-left: 0 !important;
+}
+
+.mt-0 {
+  margin-top: 0 !important;
+}
+
+.m-1 {
+  margin: 1rem !important;
+}
+
+.mb-1 {
+  margin-bottom: 1rem !important;
+}
+
+.mr-1 {
+  margin-right: 1rem !important;
+}
+
+.ml-1 {
+  margin-left: 1rem !important;
+}
+
+.mt-1 {
+  margin-top: 1rem !important;
+}
+
+
 body {
   font-family: Verdana, "Geneva CY", "DejaVu Sans", sans-serif;
   font-size: 1rem;
@@ -56,6 +113,7 @@ body {
 .navigate {
   background: black;
   margin-top: 1.25rem;
+  margin-bottom: 2.625rem;
 }
 
 .navigate ul {
@@ -72,6 +130,7 @@ body {
 .navigate ul li a {
   color: white;
   text-decoration: none;
+  border-bottom: none;
 }
 
 .navigate ul li a:hover {
@@ -84,6 +143,7 @@ body {
   padding-top: 1rem;
   padding-bottom: 1rem;
 }
+
 .footer::before {
   width: 100%;
   display: block;
@@ -94,5 +154,66 @@ body {
 }
 
 table {
+  border-spacing: 0;
   border-collapse: collapse;
+  width: 100%;
+}
+
+td, th {
+  border: .0625rem solid rgba(0, 0, 0, .3);
+  padding: 0.375rem;
+}
+
+.form {
+  border-radius: .375rem;
+  border: .0625rem solid rgba(0, 0, 0, .3);
+  max-width: 22.5rem;
+  padding: .875rem;
+}
+
+.form__element {
+  margin-bottom: .375rem;
+}
+
+.form__submit {
+  margin-top: .5rem;
+}
+
+.form__submit, .btn {
+  background-color: #fff;
+  border-radius: .125rem;
+  border: .0625rem solid rgba(0, 0, 0, .3);
+  padding: .25rem;
+  cursor: pointer;
+}
+
+a.btn, a.btn:hover, a.btn:focus {
+  color: #000;
+  border: .0625rem solid rgba(0, 0, 0, .3);
+}
+
+
+.btn:hover, .btn:focus,
+.form__submit:hover,
+.form__submit:focus {
+  background-color: rgba(0, 0, 0, .4);
+}
+
+.form-element {
+  padding: .25rem 0;
+}
+
+.form-element__data {
+  min-width: 15rem;
+  padding-left: .1875rem;
+}
+
+.form-element__label {
+  min-width: 5rem;
+  display: inline-block;
+}
+
+select {
+  height: 1.5rem;
+  padding-left: 0 !important;
 }

public/assets/js/script.js

@@ -0,0 +1,23 @@
+let d = document;
+let removeModel = (id, url) => {
+  let formData = new FormData();
+  formData.append("id", id || 0);
+  let xhr = new XMLHttpRequest();
+  xhr.open("POST", url);
+  xhr.send(formData);
+  xhr.onload = () => location.reload();
+};
+let deleteEvent = (v, message, url) => {
+  v.addEventListener("click", e => {
+    if (confirm(message))
+      removeModel(e.target.dataset.id, url)
+  });
+};
+
+d.querySelectorAll('.js-group-btn-delete').forEach(v => {
+  deleteEvent(v, "You're sure to delete this group?", "/groups/delete")
+});
+
+d.querySelectorAll(".js-server-btn-delete").forEach(v => {
+  deleteEvent(v, "You're sure to delete this server?", "/servers/delete")
+});

src/controllers/GroupsController.php

@@ -3,8 +3,9 @@
 namespace MyApp\Controller;
 
 use MyApp\Core\Controller;
+use MyApp\Model\GroupsModel as Model;
 use MyApp\View\GroupsView as View;
-use MyApp\Service\GroupsService;
+use MyApp\Service\GroupsService as Service;
 
 class GroupsController extends Controller
 {
@@ -13,29 +14,62 @@ class GroupsController extends Controller
      */
     public function index()
     {
-        $this->htmlResponse((new View())->index((new GroupsService())->getTableData()));
+        $this->htmlResponse((new View())->index((new Service())->getTableData()));
     }
 
     /**
      * @RouteRegExp = "|^/groups/add$|"
+     * @HttpMethod = "GET,POST"
      */
     public function add()
     {
+        $service = new Service();
 
+        if (!empty($_POST)) {
+            /** @var Model $model */
+            $model = $service->addGroup((string) $_POST['name'],
+                (int) $_POST['parent']);
+            if ($model) {
+                $this->redirect('/groups/edit/'.$model->getId());
+            }
+        }
+
+        $select = $service->sortForSelect($service->getTableData());
+
+        $this->htmlResponse((new View())->add($select));
+    }
+
+    /**
+     * @RouteRegExp = "|^/groups/delete$|"
+     * @HttpMethod = "POST"
+     */
+    public function delete()
+    {
+        if (!empty($_POST)) {
+            (new Service())->deleteGroup((int) $_POST['id']);
+        }
     }
 
     /**
      * @RouteRegExp = "|^/groups/edit/(?<id>\d+)$|"
+     * @HttpMethod = "GET,POST"
+     *
+     * @param $id
+     *
+     * @throws \Exception
      */
     public function edit($id)
     {
-        $group_service = new GroupsService();
+        $service = new Service();
 
-        $model = $group_service->getGroup($id);
+        $model = !empty($_POST) ? $service->updateGroup((int) $id,
+            (string) $_POST['name'],
+            (int) $_POST['parent']) : $service->getGroup((int) $id);
 
         if ($model) {
-            $this->htmlResponse((new View())->edit($group_service->getGroup($id),
-                $group_service->getTableData()));
+            $select = $service->sortForSelect($service->getTableData());
+
+            $this->htmlResponse((new View())->edit($model, $select));
         } else {
             $this->redirect('/groups');
         }

src/controllers/ServersController.php

@@ -3,6 +3,9 @@
 namespace MyApp\Controller;
 
 use MyApp\Core\Controller;
+use MyApp\View\ServersView as View;
+use MyApp\Service\ServersService as Service;
+use MyApp\Service\GroupsService;
 
 class ServersController extends Controller
 {
@@ -11,20 +14,62 @@ class ServersController extends Controller
      */
     public function index()
     {
-
+        $this->htmlResponse((new View())->index((new Service())->getTableData()));
     }
 
     /**
      * @RouteRegExp = "|^/servers/add$|"
+     * @HttpMethod = "GET,POST"
      */
     public function add()
     {
+        $service = new Service();
+
+        if (!empty($_POST)) {
+            /** @var \MyApp\Model\ServersModel $model */
+            $model = $service->addServer((string) $_POST['name'],
+                (string) $_POST['ip'], (int) $_POST['group']);
+            if ($model) {
+                $this->redirect('/servers/edit/'.$model->getId());
+            }
+        }
+
+        $group_service = new GroupsService();
+        $select = $group_service->sortForSelect($group_service->getTableData());
+
+        $this->htmlResponse((new View())->add($select));
     }
 
     /**
      * @RouteRegExp = "|^/servers/edit/(?<id>\d+)$|"
+     * @HttpMethod = "GET,POST"
      */
     public function edit($id)
     {
+        $service = new Service();
+
+        $model = !empty($_POST) ? $service->updateServer((int) $id,
+            (string) $_POST['name'], (string) $_POST['ip'],
+            (int) $_POST['group']) : $service->getServer((int) $id);
+
+        if ($model) {
+            $group_service = new GroupsService();
+            $select = $group_service->sortForSelect($group_service->getTableData());
+
+            $this->htmlResponse((new View())->edit($model, $select));
+        } else {
+            $this->redirect('/servers');
+        }
+    }
+
+    /**
+     * @RouteRegExp = "|^/servers/delete$|"
+     * @HttpMethod = "POST"
+     */
+    public function delete()
+    {
+        if (!empty($_POST)) {
+            (new Service())->deleteServer((int) $_POST['id']);
+        }
     }
 }

src/core/Model.php

@@ -332,6 +332,12 @@ class Model
                         }
 
                         $query->execute();
+
+                        if (!$update_mode) {
+                            (function () use ($table_map, $db) {
+                                $this->{$table_map['id']} = $db->lastInsertId();
+                            })->call($model);
+                        }
                     }
                 }
                 $db->commit();

src/models/GroupsModel.php

@@ -1,12 +1,11 @@
 <?php
 
-
 namespace MyApp\Model;
 
 use MyApp\Core\Model;
 
 /**
- * Class GroupsModel
+ * Class GroupsModel.
  *
  * @TableName = "groups"
  *
@@ -58,9 +57,10 @@ class GroupsModel extends Model
      *
      * @return GroupsModel
      */
-    public function setName(string $name): self
+    public function setName(?string $name): self
     {
         $this->name = $name;
+
         return $this;
     }
 
@@ -69,9 +69,10 @@ class GroupsModel extends Model
      *
      * @return GroupsModel
      */
-    public function setParent(int $parent): self
+    public function setParent(?int $parent): self
     {
         $this->parent = $parent;
+
         return $this;
     }
 

src/models/ServersModel.php

@@ -8,8 +8,6 @@ use MyApp\Core\Model;
  * Class ServersModel.
  *
  * @TableName = "servers"
- *
- * @package MyApp\Model
  */
 class ServersModel extends Model
 {
@@ -94,7 +92,7 @@ class ServersModel extends Model
     /**
      * @return int
      */
-    public function getGroup(): int
+    public function getGroup(): ?int
     {
         return $this->group;
     }
@@ -104,7 +102,7 @@ class ServersModel extends Model
      *
      * @return ServersModel
      */
-    public function setGroup(int $group): self
+    public function setGroup(?int $group): self
     {
         $this->group = $group;
 

src/services/GroupsService.php

@@ -1,9 +1,9 @@
 <?php
 
-
 namespace MyApp\Service;
 
 use MyApp\Model\GroupsModel;
+use MyApp\Core\Model;
 use Exception;
 
 class GroupsService
@@ -13,22 +13,67 @@ class GroupsService
      *
      * @throws Exception
      */
-    public function getTableData(): ? array
+    public function getTableData(): ?array
     {
-        $models = GroupsModel::find(null,null,'1 = 1');
+        $models = GroupsModel::find(null, null, '1 = 1');
 
         return $models;
     }
 
-    public function getGroup($id): ? GroupsModel
+    public function getGroup(int $id): ?GroupsModel
     {
         /** @var GroupsModel[] $model */
-        $model = GroupsModel::find([$id],null,null,[],'','1');
+        $model = GroupsModel::find([$id], null, null, [], '', '1');
 
-        if (!empty($model)){
+        if (!empty($model)) {
             return $model[0];
         }
 
         return null;
     }
+
+    public function sortForSelect($models, $parent_id = null, $level = 1)
+    {
+        $out = [];
+        foreach ($models as $item) {
+            /** GroupsModel $item */
+            if (
+                $item->getParent() === $parent_id) {
+                $item->{'select-level'} = str_repeat('-', $level);
+                $out[] = $item;
+                $out = array_merge($out,
+                    $this->sortForSelect($models, $item->getId(), $level + 1));
+            }
+        }
+
+        return $out;
+    }
+
+    public function updateGroup(int $id, string $name, int $parent): ?Model
+    {
+        if ($model = $this->getGroup($id)) {
+            $model->setName($name)
+                  ->setParent($parent ? $parent : null);
+            Model::save([$model]);
+        }
+
+        return $model;
+    }
+
+    public function deleteGroup(int $id): void
+    {
+        if ($model = $this->getGroup($id)) {
+            $arr = [$model];
+            Model::delete($arr);
+        }
+    }
+
+    public function addGroup(string $name, int $parent): ?Model
+    {
+        $model = (new GroupsModel())->setName($name)
+                                    ->setParent($parent ? $parent : null);
+        Model::save([$model]);
+
+        return $model;
+    }
 }

src/services/ServersService.php

@@ -0,0 +1,85 @@
+<?php
+
+namespace MyApp\Service;
+
+use MyApp\Model\ServersModel;
+use MyApp\Model\GroupsModel;
+use MyApp\Core\Model;
+use Exception;
+
+class ServersService
+{
+    /**
+     * @return ServersModel[]|null
+     *
+     * @throws Exception
+     */
+    public function getTableData(): ?array
+    {
+        $models = ServersModel::find(null, null, '1 = 1');
+        $records = [];
+        foreach ($models as $model) {
+            /** @var ServersModel $model */
+            if ($group_id = $model->getGroup()) {
+                $records[] = $group_id;
+            }
+        }
+        if (count($records)) {
+            if ($groups = GroupsModel::find($records)) {
+                $groups_names = [];
+                /** @var GroupsModel $group */
+                foreach ($groups as $group) {
+                    $groups_names[$group->getId()] = $group->getName();
+                }
+
+                foreach ($models as $model) {
+                    if (array_key_exists($model->getGroup(), $groups_names)) {
+                        $model->{'group_name'} = $groups_names[$model->getGroup()];
+                    }
+                }
+            }
+        }
+
+        return $models;
+    }
+
+    public function getServer($id): ?ServersModel
+    {
+        $model = ServersModel::find([$id], null, null, [], '', '1');
+        if (!empty($model)) {
+            return $model[0];
+        }
+
+        return null;
+    }
+
+    public function updateServer(int $id, string $name, string $ip, int $group)
+    {
+        if ($model = $this->getServer($id)) {
+            $model->setName($name)
+                  ->setIp($ip)
+                  ->setGroup($group ? $group : null);
+            Model::save([$model]);
+        }
+
+        return $model;
+    }
+
+    public function deleteServer(int $id): void
+    {
+        if ($model = $this->getServer($id)) {
+            $arr = [$model];
+            Model::delete($arr);
+        }
+    }
+
+    public function addServer(string $name, string $ip, int $group)
+    {
+        $model = (new ServersModel())->setName($name)
+                                     ->setIp($ip)
+                                     ->setGroup($group ? $group : null);
+        Model::save([$model]);
+
+        return $model;
+    }
+}

src/templates/groups/add.tpl.php

@@ -1,7 +1,27 @@
 <?php
-require __DIR__ . '/../shared/head.php'; ?>
-    <form action="">
+require __DIR__ . '/../shared/head.php';
 
+?>
+  <form action="" method="post" class="form">
+    <div class="form__element form-element">
+      <label class="form-element__label" for="parent">Parent:</label>
+      <select name="parent" id="parent" class="form-element__data select">
+        <option value="null" class="select__option">
+          Root
+        </option>
+          <?php foreach ($this->select as $item): ?>
+            <option value="<?= $item->getId() ?>" class="select__option">
+                <?= $item->{"select-level"} ?><?= $item->getName() ?>
+            </option>
+          <?php endforeach; ?>
+      </select>
+    </div>
+    <div class="form__element form-element">
+      <label class="form-element__label" for="name">Name:</label>
+      <input type="text" name="name" id="name"
+             class="form-element__data">
+    </div>
+    <button type="submit" class="form__submit">Submit</button>
   </form>
 <?php
 require __DIR__ . '/../shared/footer.php';

src/templates/groups/edit.tpl.php

@@ -3,49 +3,31 @@ require __DIR__ . '/../shared/head.php';
 
 /** @var \MyApp\Model\GroupsModel $model */
 $model = $this->model;
-
-function getTree($table, $parent_id = null, $level = 1)
-{
-    $out = [];
-    foreach ($table as $item) {
-        /** @var \MyApp\Model\GroupsModel $item */
-        if (
-            $item->getParent() === $parent_id) {
-            $item->{"select-level"} = str_repeat("-", $level);
-            $out[]                  = $item;
-            $out                    = array_merge($out,
-                getTree($table, $item->getId(), $level + 1));
-        }
-    }
-
-    return $out;
-}
-
 ?>
-  <br>
-
-  <form action="" method="post">
-    <input type="hidden" value="<?= $model->getId() ?>" name="id">
-    <div>
-      <label for="parent">Parent:</label>
-      <select name="parent" id="parent">
-        <option value="null"
+  <form action="" method="post" class="form">
+    <div class="form__element form-element">
+      <label class="form-element__label" for="parent">Parent:</label>
+      <select name="parent" id="parent" class="form-element__data select">
+        <option value="null" class="select__option"
                 <?php if (is_null($model->getParent())): ?>selected<?php endif; ?>>
           Root
         </option>
-          <?php foreach (getTree($this->table) as $item): ?>
-            <option value="<?= $item->getId() ?>"
+          <?php foreach ($this->select as $item): ?>
+              <?php if ($item->getId() !== $model->getId()): ?>
+              <option value="<?= $item->getId() ?>" class="select__option"
                       <?php if ($item->getId() === $model->getParent()): ?>selected<?php endif; ?>>
                   <?= $item->{"select-level"} ?><?= $item->getName() ?>
               </option>
+              <?php endif; ?>
           <?php endforeach; ?>
       </select>
     </div>
-    <div>
-      <label for="name">Name:</label>
-      <input type="text" value="<?= $model->getName() ?>" name="name" id="name">
+    <div class="form__element form-element">
+      <label class="form-element__label" for="name">Name:</label>
+      <input type="text" value="<?= $model->getName() ?>" name="name" id="name"
+             class="form-element__data">
     </div>
-    <button type="submit">Submit</button>
+    <button type="submit" class="form__submit">Submit</button>
   </form>
 <?php
 require __DIR__ . '/../shared/footer.php';

src/templates/groups/index.tpl.php

@@ -1,24 +1,28 @@
 <?php
 require __DIR__ . '/../shared/head.php'; ?>
-  <?php if ($this->table): ?>
-  <br>
-    <table border="1" width="100%">
+  <a href="/groups/add" class="btn d-inline-block f-right mb-1">Add new
+    group</a>
+  <div class="clear-fix"></div>
+<?php if ($this->table): ?>
+  <table>
     <tr>
       <th>Id</th>
       <th>Name</th>
       <th>Parent</th>
       <th>Actions</th>
     </tr>
-      <?php foreach ($this->table as $item):?>
+      <?php foreach ($this->table as $item): ?>
         <tr>
           <td><?= $item->getId() ?></td>
           <td><?= $item->getName() ?></td>
           <td><?= $item->getParent() ?></td>
-        <td><a href="/groups/edit/<?= $item->getId() ?>">edit</a></td>
+          <td><a href="/groups/edit/<?= $item->getId() ?>" class="btn">edit</a>
+            <span class="btn js-group-btn-delete"
+                  data-id="<?= $item->getId() ?>">delete</span></td>
         </tr>
 
       <?php endforeach; ?>
   </table>
-  <?php endif; ?>
+<?php endif; ?>
 <?php
 require __DIR__ . '/../shared/footer.php';

src/templates/servers/add.tpl.php

@@ -1,7 +1,32 @@
 <?php
-require __DIR__ . '/../shared/head.php'; ?>
-    <form action="">
+require __DIR__ . '/../shared/head.php';
+?>
+  <form action="" method="post" class="form">
+    <div class="form__element form-element">
+      <label class="form-element__label" for="name">Name:</label>
+      <input type="text" value="" name="name" id="name"
+             class="form-element__data">
+    </div>
+    <div class="form__element form-element">
+      <label class="form-element__label" for="ip">IP Ver. 4:</label>
+      <input type="text" value="" name="ip" id="ip"
+             class="form-element__data">
+    </div>
+    <div class="form__element form-element">
+      <label class="form-element__label" for="group">Group:</label>
+      <select name="group" id="group" class="form-element__data select">
+        <option value="null" class="select__option">
+          Root
+        </option>
+          <?php foreach ($this->select as $item): ?>
+            <option value="<?= $item->getId() ?>" class="select__option">
+                <?= $item->{"select-level"} ?><?= $item->getName() ?>
+            </option>
+          <?php endforeach; ?>
+      </select>
+    </div>
 
+    <button type="submit" class="form__submit">Submit</button>
   </form>
 <?php
 require __DIR__ . '/../shared/footer.php';

src/templates/servers/edit.tpl.php

@@ -0,0 +1,37 @@
+<?php
+require __DIR__ . '/../shared/head.php';
+
+/** @var \MyApp\Model\ServersModel $model */
+$model = $this->model;
+?>
+  <form action="" method="post" class="form">
+    <div class="form__element form-element">
+      <label class="form-element__label" for="name">Name:</label>
+      <input type="text" value="<?= $model->getName() ?>" name="name" id="name"
+             class="form-element__data">
+    </div>
+    <div class="form__element form-element">
+      <label class="form-element__label" for="ip">IP Ver. 4:</label>
+      <input type="text" value="<?= $model->getIp() ?>" name="ip" id="ip"
+             class="form-element__data">
+    </div>
+    <div class="form__element form-element">
+      <label class="form-element__label" for="group">Group:</label>
+      <select name="group" id="group" class="form-element__data select">
+        <option value="null" class="select__option"
+                <?php if (is_null($model->getGroup())): ?>selected<?php endif; ?>>
+          Root
+        </option>
+          <?php foreach ($this->select as $item): ?>
+            <option value="<?= $item->getId() ?>" class="select__option"
+                    <?php if ($item->getId() === $model->getGroup()): ?>selected<?php endif; ?>>
+                <?= $item->{"select-level"} ?><?= $item->getName() ?>
+            </option>
+          <?php endforeach; ?>
+      </select>
+    </div>
+
+    <button type="submit" class="form__submit">Submit</button>
+  </form>
+<?php
+require __DIR__ . '/../shared/footer.php';

src/templates/servers/index.tpl.php

@@ -1,7 +1,30 @@
 <?php
 require __DIR__ . '/../shared/head.php'; ?>
-<table>
+  <a href="/servers/add" class="btn d-inline-block f-right mb-1">Add new
+    server</a>
+  <div class="clear-fix"></div>
+<?php if ($this->table): ?>
+  <table>
+    <tr>
+      <th>Id</th>
+      <th>Name</th>
+      <th>IP Address</th>
+      <th>Group</th>
+      <th>Actions</th>
+    </tr>
+      <?php foreach ($this->table as $item): ?>
+        <tr>
+          <td><?= $item->getId() ?></td>
+          <td><?= $item->getName() ?></td>
+          <td><?= $item->getIp() ?></td>
+          <td><?= $item->{"group_name"} ?? 'Root' ?></td>
+          <td><a href="/servers/edit/<?= $item->getId() ?>" class="btn">edit</a>
+            <span class="btn js-server-btn-delete"
+                  data-id="<?= $item->getId() ?>">delete</span></td>
+        </tr>
 
-</table>
+      <?php endforeach; ?>
+  </table>
+<?php endif; ?>
 <?php
 require __DIR__ . '/../shared/footer.php';

src/templates/shared/footer.php

@@ -3,5 +3,6 @@
   <br>
   <a href="https://belousovv.ru" target="_blank">Belousovv.ru</a>
 </footer>
+<script src="/assets/js/script.js"></script>
 </body>
 </html>

src/views/DefaultView.php

@@ -8,6 +8,6 @@ class DefaultView extends View
 {
     public function index(): string
     {
-        return $this->setTitle('Index')->render('default/index');
+        return $this->setTitle('Home')->render('default/index');
     }
 }

src/views/GroupsView.php

@@ -1,26 +1,30 @@
 <?php
 
-
 namespace MyApp\View;
 
-
 use MyApp\Core\View;
 
 class GroupsView extends View
 {
-
     public function index(?array $table)
     {
-        $this->{"table"} = $table;
+        $this->{'table'} = $table;
 
         return $this->setTitle('Edit groups')->render('groups/index');
     }
 
-    public function edit($model, ?array $table)
+    public function add(?array $select)
     {
-        $this->{"model"} = $model;
-        $this->{"table"} = $table;
+        $this->{'select'} = $select;
 
-        return $this->setTitle('Edit groups')->render('groups/edit');
+        return $this->setTitle('Add new group')->render('groups/add');
+    }
+
+    public function edit($model, ?array $select)
+    {
+        $this->{'model'} = $model;
+        $this->{'select'} = $select;
+
+        return $this->setTitle('Edit group')->render('groups/edit');
     }
 }

src/views/ServersView.php

@@ -1,12 +1,30 @@
 <?php
 
-
 namespace MyApp\View;
 
-
 use MyApp\Core\View;
 
 class ServersView extends View
 {
+    public function index(?array $table)
+    {
+        $this->{'table'} = $table;
 
+        return $this->setTitle('Edit servers')->render('servers/index');
+    }
+
+    public function add(?array $select)
+    {
+        $this->{'select'} = $select;
+
+        return $this->setTitle('Add new server')->render('servers/add');
+    }
+
+    public function edit($model, ?array $select)
+    {
+        $this->{'model'} = $model;
+        $this->{'select'} = $select;
+
+        return $this->setTitle('Edit server')->render('servers/edit');
+    }
 }