MAPG-10 refactor view-controller to be able to handle JSON response

src/Controller/BaseController.php

@@ -1,24 +0,0 @@
-<?php namespace MapGuesser\Controller;
-
-abstract class BaseController
-{
-    protected string $view;
-
-    protected array $variables = [];
-
-    public function render() : string
-    {
-        $this->operate();
-
-        extract($this->variables);
-
-        ob_start();
-        require ROOT . '/views/' . $this->view . '.php';
-        $content = ob_get_contents();
-        ob_end_clean();
-
-        return $content;
-    }
-
-    abstract protected function operate() : void;
-}

src/Controller/ControllerInterface.php

@@ -0,0 +1,8 @@
+<?php namespace MapGuesser\Controller;
+
+use MapGuesser\View\ViewBase;
+
+interface ControllerInterface
+{
+    public function run(): ViewBase;
+}

src/View/HtmlView.php

@@ -0,0 +1,29 @@
+<?php namespace MapGuesser\View;
+
+class HtmlView extends ViewBase
+{
+    private string $template;
+
+    public function __construct(string $template, array &$data = [])
+    {
+        $this->template = $template;
+        $this->data = &$data;
+    }
+
+    public function &render(): string
+    {
+        extract($this->data);
+
+        ob_start();
+        require ROOT . '/views/' . $this->template . '.php';
+        $content = ob_get_contents();
+        ob_end_clean();
+
+        return $content;
+    }
+
+    public function getContentType(): string
+    {
+        return 'text/html';
+    }
+}

src/View/JsonView.php

@@ -0,0 +1,21 @@
+<?php namespace MapGuesser\View;
+
+class JsonView extends ViewBase
+{
+    public function __construct(array &$data = [])
+    {
+        $this->data = &$data;
+    }
+
+    public function &render(): string
+    {
+        $content = json_encode($this->data);
+
+        return $content;
+    }
+
+    public function getContentType(): string
+    {
+        return 'application/json';
+    }
+}

src/View/ViewBase.php

@@ -0,0 +1,15 @@
+<?php namespace MapGuesser\View;
+
+abstract class ViewBase
+{
+    protected array $data;
+
+    public function &getData(): array
+    {
+        return $this->data;
+    }
+
+    abstract public function &render(): string;
+
+    abstract public function getContentType(): string;
+}