Rename Services/Installation to Services/Setup to match controllers

app/Services/Setup/InstallUtils.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace App\Services\Setup;
+
+use App\Models\Setting;
+use Illuminate\Database\QueryException;
+use Illuminate\Support\Facades\File;
+
+class InstallUtils
+{
+    /**
+     * Check if database is created
+     *
+     * @return bool
+     */
+    public static function isDbCreated()
+    {
+        return self::tableExists('users');
+    }
+
+    /**
+     * Check if database is created
+     *
+     * @return bool|int|string
+     */
+    public static function tableExists($table)
+    {
+        static $cache = [];
+
+        if (isset($cache[$table])) {
+            return $cache[$table];
+        }
+
+        try {
+            $flag = \Schema::hasTable($table);
+        } catch (QueryException|\Exception $e) {
+            $flag = false;
+        }
+
+        $cache[$table] = $flag;
+
+        return $cache[$table];
+    }
+
+    /**
+     * Set the app version
+     *
+     * @return void
+     */
+    public static function setCurrentVersion()
+    {
+        $version = preg_replace('~[\r\n]+~', '', File::get(base_path('version.md')));
+        if (! $version) {
+            return;
+        }
+        Setting::setSetting('version', $version);
+    }
+}