Add console features

src/Cli/Assets/Colors.php

@@ -17,7 +17,7 @@ class Colors {
     /**
      * Colors constructor.
      */
-    public static function setColors()
+    private static function setColors()
     {
         self::$foreground_colors['black'] = '0;30';
         self::$foreground_colors['dark_gray'] = '1;30';

src/Cli/Assets/Console.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace Cli\Assets;
+
+trait Console
+{
+
+    /**
+     * @var false|resource
+     */
+    private $handle = false;
+
+    /**
+     * @param string $message
+     */
+    public function print(string $message, $color = null, $background = '')
+    {
+        echo Colors::getColoredString($message, $color, $background);
+    }
+
+    /**
+     * @param string $message
+     */
+    public function printLn(string $message, $color = null, $background = '')
+    {
+        $this->print($message, $color, $background);
+        echo "\n";
+    }
+
+    /**
+     * @param string $message
+     */
+    public function success(string $message)
+    {
+        $this->printLn($message, 'green');
+    }
+
+    /**
+     * @param $question
+     * @return string
+     */
+    public function ask($question)
+    {
+        $this->success($question);
+        $this->print("\n  >  ", 'yellow');
+
+        return $this->getLine();
+    }
+
+    /**
+     * Terminate console
+     */
+    public function terminate()
+    {
+        exit(0);
+    }
+
+    /**
+     * @return string
+     */
+    private function getLine()
+    {
+        if( $this->handle === false) {
+            $this->handle = fopen("php://stdin","r");
+        }
+
+        return trim(fgets($this->handle));
+    }
+
+}

src/Cli/Commands/Commands.php

@@ -2,8 +2,11 @@
 
 namespace Cli\Commands;
 
+use Cli\Assets\Console;
+
 class Commands
 {
+    use Console;
 
     /**
      * @var array
@@ -21,7 +24,11 @@ class Commands
 
     public function handle()
     {
+        $name = $this->ask('What is your name? ');
 
+        $this->success('Hello ' . $name);
+
+        $this->terminate();
     }
 
 }