first upload all files

Modules/Support/Country.php

@@ -0,0 +1,90 @@
+<?php
+
+namespace Modules\Support;
+
+class Country
+{
+    /**
+     * Path of the resource.
+     *
+     * @var string
+     */
+    const RESOURCE_PATH = __DIR__ . '/Resources/countries.php';
+
+    /**
+     * Array of all countries.
+     *
+     * @var array
+     */
+    private static $countries;
+
+    /**
+     * Array of supported countries by the app.
+     *
+     * @var array
+     */
+    private static $supported;
+
+    /**
+     * Get all countries.
+     *
+     * @return array
+     */
+    public static function all()
+    {
+        if (is_null(self::$countries)) {
+            self::$countries = require self::RESOURCE_PATH;
+        }
+
+        return self::$countries;
+    }
+
+    /**
+     * Get all supported countries.
+     *
+     * @return array
+     */
+    public static function supported()
+    {
+        if (! is_null(self::$supported)) {
+            return self::$supported;
+        }
+
+        $supportedCountries = setting('supported_countries');
+
+        return self::$supported = array_filter(static::all(), function ($code) use ($supportedCountries) {
+            return in_array($code, $supportedCountries);
+        }, ARRAY_FILTER_USE_KEY);
+    }
+
+    /**
+     * Get all country codes.
+     *
+     * @return array
+     */
+    public static function codes()
+    {
+        return array_keys(self::all());
+    }
+
+    /**
+     * Get supported country codes.
+     *
+     * @return array
+     */
+    public static function supportedCodes()
+    {
+        return array_keys(self::supported());
+    }
+
+    /**
+     * Get name of the given country code.
+     *
+     * @param string $code
+     * @return string
+     */
+    public static function name($code)
+    {
+        return array_get(self::all(), $code);
+    }
+}