From 63fb3d13fa31ef03c8b2e8f0cc3e7aa9822624ac Mon Sep 17 00:00:00 2001
From: Awilum <awilum@msn.com>
Date: Sat, 23 May 2020 20:26:29 +0300
Subject: [PATCH] feat(core): add Config API #432

---
 src/flextype/core/Config/Config.php | 188 ++++++++++++++++++++++++++++
 1 file changed, 188 insertions(+)
 create mode 100644 src/flextype/core/Config/Config.php

diff --git a/src/flextype/core/Config/Config.php b/src/flextype/core/Config/Config.php
new file mode 100644
index 00000000..71286602
--- /dev/null
+++ b/src/flextype/core/Config/Config.php
@@ -0,0 +1,188 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Flextype (http://flextype.org)
+ * Founded by Sergey Romanenko and maintained by Flextype Community.
+ */
+
+namespace Flextype;
+
+use Flextype\Component\Filesystem\Filesystem;
+use Flextype\Component\Arr\Arr;
+
+class Config
+{
+    /**
+     * Flextype Dependency Container
+     */
+    private $flextype;
+
+    /**
+     * Constructor
+     *
+     * @access public
+     */
+    public function __construct($flextype)
+    {
+        $this->flextype = $flextype;
+    }
+
+    /**
+     * Get key value from the config
+     *
+     * @param string $config  Config namespace.
+     * @param string $key     The key of the config item to get.
+     * @param mixed  $default Default value
+     *
+     * @return array
+     */
+    public function get(string $config, $key, $default = null) : array
+    {
+        $config_file = $this->getFileLocation($config);
+
+        if (Filesystem::has($config_file)) {
+            return Arr::get($this->flextype->serializer->decode(Filesystem::read($config_file), 'yaml'), $key, $default);
+        }
+
+        return [];
+    }
+
+    /**
+     * Create new config key
+     *
+     * @param string $config  Config namespace.
+     * @param string $key     The key of the config item to get.
+     * @param mixed  $value   Value
+     *
+     * @return bool
+     */
+    public function create(string $config, $key, $value) : bool
+    {
+        $config_file = $this->getFileLocation($config);
+
+        if (Filesystem::has($config_file)) {
+
+             $config_file_data = $this->flextype->serializer->decode(Filesystem::read($config_file), 'yaml');
+
+             if (!Arr::keyExists($config_file_data, $key)) {
+                 Arr::set($config_file_data, $key, $value);
+                 return Filesystem::write($config_file, $this->flextype->serializer->encode($config_file_data, 'yaml'));
+             }
+
+             return false;
+        }
+
+        return false;
+    }
+
+    /**
+     * Update config key
+     *
+     * @param string $config  Config namespace.
+     * @param string $key     The key of the config item to get.
+     * @param mixed  $value   Value
+     *
+     * @return bool
+     */
+    public function update(string $config, $key, $value) : bool
+    {
+        $config_file = $this->getFileLocation($config);
+
+        if (Filesystem::has($config_file)) {
+
+             $config_file_data = $this->flextype->serializer->decode(Filesystem::read($config_file), 'yaml');
+
+             if (Arr::keyExists($config_file_data, $key)) {
+                 Arr::set($config_file_data, $key, $value);
+                 return Filesystem::write($config_file, $this->flextype->serializer->encode($config_file_data, 'yaml'));
+             }
+
+             return false;
+        }
+
+        return false;
+    }
+
+    /**
+     * Delete config key
+     *
+     * @param string $config  Config namespace.
+     * @param string $key     The key of the config item to get.
+     *
+     * @return bool
+     */
+    public function delete(string $config, $key) : bool
+    {
+        $config_file = $this->getFileLocation($config);
+
+        if (Filesystem::has($config_file)) {
+
+             $config_file_data = $this->flextype->serializer->decode(Filesystem::read($config_file), 'yaml');
+
+             if (Arr::keyExists($config_file_data, $key)) {
+                 Arr::delete($config_file_data, $key);
+                 return Filesystem::write($config_file, $this->flextype->serializer->encode($config_file_data, 'yaml'));
+             }
+
+             return false;
+        }
+
+        return false;
+    }
+
+    /**
+     * Checks if an config key with this key name is in the config.
+     *
+     * @param string $config  Config namespace.
+     * @param string $key     The key of the config item to get.
+     *
+     * @return bool
+     */
+    public function has(string $config, $key) : bool
+    {
+        $config_file = $this->getFileLocation($config);
+
+        if (Filesystem::has($config_file)) {
+
+             $config_file_data = $this->flextype->serializer->decode(Filesystem::read($config_file), 'yaml');
+
+             if (Arr::keyExists($config_file_data, $key)) {
+                 return true;
+             }
+
+             return false;
+        }
+
+        return false;
+    }
+
+    /**
+     * Get config file location
+     *
+     * @param string $id Unique identifier of the entry(entries).
+     *
+     * @return string entry file location
+     *
+     * @access private
+     */
+    public function getFileLocation(string $config) : string
+    {
+        return PATH['project'] . '/config/' . $config . '/settings.yaml';
+    }
+
+    /**
+     * Get config directory location
+     *
+     * @param string $id Unique identifier of the entry(entries).
+     *
+     * @return string entry directory location
+     *
+     * @access private
+     */
+    public function getDirLocation(string $config) : string
+    {
+        return PATH['project'] . '/config/' . $config;
+    }
+}