first upload all files

Modules/User/Repositories/Permission.php

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+<?php
+
+namespace Modules\User\Repositories;
+
+use Nwidart\Modules\Facades\Module;
+
+class Permission
+{
+    /**
+     * Get the permissions from all the enabled modules.
+     *
+     * @return array
+     */
+    public static function all()
+    {
+        return static::getEnabledModulePermissions() + static::getActiveThemePermissions();
+    }
+
+    /**
+     * Get enabled module permissions.
+     *
+     * @return array
+     */
+    private static function getEnabledModulePermissions()
+    {
+        $permissions = [];
+
+        foreach (Module::allEnabled() as $module) {
+            $config = config('fleetcart.modules.' . strtolower($module->getName()) . '.permissions');
+
+            if (! is_null($config)) {
+                $permissions[$module->getName()] = $config;
+            }
+        }
+
+        return $permissions;
+    }
+
+    /**
+     * Get active theme permissions.
+     *
+     * @return array
+     */
+    private static function getActiveThemePermissions()
+    {
+        $permissions = config('fleetcart.themes.' . strtolower(setting('active_theme')) . '.permissions');
+
+        if (is_null($permissions)) {
+            return [];
+        }
+
+        return [setting('active_theme') => $permissions];
+    }
+
+    /**
+     * Prepare given permissions.
+     *
+     * @param array $permissions
+     * @return string
+     */
+    public static function prepare(array $permissions)
+    {
+        $preparedPermissions = [];
+
+        foreach ($permissions as $name => $value) {
+            if (is_null($value) || is_bool($value)) {
+                $preparedPermissions[$name] = $value;
+
+                continue;
+            }
+
+            if (! is_null(static::value($value))) {
+                $preparedPermissions[$name] = static::value($value);
+            }
+        }
+
+        return json_encode($preparedPermissions);
+    }
+
+    /**
+     * Get the permission value.
+     *
+     * @param $permission
+     * @return bool|null
+     */
+    protected static function value($permission)
+    {
+        if ($permission === '1') {
+            return true;
+        }
+
+        if ($permission === '-1') {
+            return false;
+        }
+    }
+}