<?php

namespace Fobe\Moderation {

    use Fobe\Web\WebContextManager;
    use PDO;

    class UserModerationManager
    {
        public static function LogAction(string $action)
        {
            $localuser = $GLOBALS['user']->id;
            $log = $GLOBALS['pdo']->prepare('INSERT INTO staff_actions(userid, action, whenOccurred) VALUES (:uid, :action, UNIX_TIMESTAMP())');
            $log->bindParam(':uid', $localuser, PDO::PARAM_INT);
            $log->bindParam(':action', $action, PDO::PARAM_STR);
            $log->execute();     
        }

        public static function IsBanned(int $userId)
        {
            $query = $GLOBALS['pdo']->prepare("SELECT * FROM `user_bans` WHERE `uid` = :i AND `valid` = 1");
            $query->bindParam(":i", $userId, PDO::PARAM_INT);
            $query->execute();
            if ($query->rowCount() > 0) {
                return true;
            }
            return false;
        }
        
        public static function UnbanUser(int $uid)
        {
            if($GLOBALS['user']->IsStaff()) {
                if (userExists($uid)) { 
                    $unban = $GLOBALS['pdo']->prepare("DELETE FROM user_bans WHERE uid = :u");
                    $unban->bindParam(":u", $uid, PDO::PARAM_INT);
                    $unban->execute();
                    if ($unban->rowCount() > 0) {
                        UserModerationManager::LogAction("Unbanned User ".$uid);
                        return true;
                    }
                }
            }
            return false;
        }

        // Nikita: TODO: Convert the bantype to a an enum
        public static function BanUser(int $uid, string $reason, int $banexpiration, int $bantype)
        {
            if($GLOBALS['user']->IsStaff()) {
                if (userExists($uid)) {
                    $isstaffcheck = $GLOBALS['pdo']->prepare("SELECT * FROM `users` WHERE `id` = :i AND `rank` > 0");
                    $isstaffcheck->bindParam(":i", $uid, PDO::PARAM_INT);
                    $isstaffcheck->execute();
                    
                    if ($isstaffcheck->rowCount() == 0) {
                        if (!UserModerationManager::IsBanned($uid)) {
                            $ban = $GLOBALS['pdo']->prepare("INSERT INTO `user_bans`(`uid`, `banReason`, `whenBanned`, `banExpiration`, `banType`, `whoBanned`, `valid`) VALUES(:u, :br, UNIX_TIMESTAMP(), :be, :bt, :wb, 1)");
                            $ban->bindParam(":u", $uid, PDO::PARAM_INT);
                            $ban->bindParam(":br", $reason, PDO::PARAM_STR);
                            $ban->bindParam(":be", $banexpiration, PDO::PARAM_INT);
                            $ban->bindParam(":bt", $bantype, PDO::PARAM_INT);
                            $ban->bindParam(":wb", $GLOBALS['user']->id, PDO::PARAM_INT);
                            $ban->execute();
                            if ($ban->rowCount() > 0) {
                                kickUserIfInGame($uid, "You've been banned from Fobe, '".$reason."'");
                                UserModerationManager::LogAction("Banned User ".$uid);
                                
                                //ban user from discord with bot
                                if($bantype == 2) { //perm ban
                                    $discordid = $GLOBALS['pdo']->prepare("SELECT * FROM `finobe_verification` WHERE `uid` = :id AND isactivated = 1");
                                    $discordid->bindParam(":id", $uid, PDO::PARAM_INT);
                                    $discordid->execute();
                                    if ($discordid->rowCount() > 0) {
                                        $discordid = $discordid->fetch(PDO::FETCH_OBJ)->discordid;
                                        WebContextManager::HttpGetPing("http://localhost:4098/?type=ban&id=".$discordid."&reason=".urlencode($reason), 5000); 
                                    }
                                }
                                return true;
                            }
                        }
                    }
                }
            }
            return false;
        }

        public static function GetInvitedUsers(int $userid)
        {
            $query = $GLOBALS['pdo']->prepare("SELECT * FROM `users_invited` WHERE `whoInvited` = :userid");
            $query->bindParam(":userid", $userid, PDO::PARAM_INT);
            $query->execute();
            return $query;
        }

        public static function ReferralLimbBan(int $userid, string $reason)
        {
            if (UserModerationManager::BanUser($userid, $reason, 0, 2)) 
            {
                $query = UserModerationManager::GetInvitedUsers($userid);
                foreach($query as $user) 
                {
                    UserModerationManager::BanUser($user['invitedUser'], $reason, 0, 2); //perm ban

                    //ban users that invited users invited
                    $query2 = UserModerationManager::GetInvitedUsers($user['invitedUser']);
                    foreach ($query2 as $users2)
                    {
                        UserModerationManager::BanUser($users2['invitedUser'], $reason, 0, 2); //perm ban
                    }
                }
                return true;
            }
            return false;
        }

        public static function PoisonBan(int $userid, string $reason)
        {
            $ip = userInfo($userid)->ip;
            if (UserModerationManager::BanUser($userid, $reason, 0, 2)) {
                $users = $GLOBALS['pdo']->prepare("SELECT * FROM `users` WHERE `ip` = :ip AND `rank` < 1");
                $users->bindParam(":ip", $ip, PDO::PARAM_STR);
                $users->execute();

                foreach ($users as $user) {
                   UserModerationManager::BanUser($user['id'], $reason, 0, 2); //perm ban
                }
                return true;
            }
            return false;
        }
    }
}