<?php
/**
 * @copyright 2021 Double Bastion LLC <www.doublebastion.com>
 *
 * @author Double Bastion LLC
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

declare(strict_types=1);

namespace OCA\SMSRelentless\Migration;

use Closure;
use OCP\DB\Types;
use OCP\DB\ISchemaWrapper;
use OCP\IDBConnection;
use OCP\Migration\IOutput;
use OCP\Migration\SimpleMigrationStep;


class Version116Date20230508212745 extends SimpleMigrationStep {

        /** @var IDBConnection */
        private $connection;

        /**
         * @param IDBConnection $connection
         */
        public function __construct(IDBConnection $connection) {
                $this->connection = $connection;
        }

	/**
	 * @param IOutput $output
	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
	 * @param array $options
	 * @return null|ISchemaWrapper
	 */
	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
		/** @var ISchemaWrapper $schema */
		$schema = $schemaClosure();

		if (!$schema->hasTable('sms_relent_settings')) {
			$table = $schema->createTable('sms_relent_settings');
			$table->addColumn('id', Types::BIGINT, [
				'autoincrement' => true,
				'notnull' => true,
                                'length' => 11,
                                'unsigned' => true,
			]);
			$table->addColumn('user_id', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('telapi_key', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('tel_pub_key', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('telapi_url_rec', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('telapi_url', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('messaging_profile_id', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('nexapi_key', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('nexapi_secret', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('nexapi_url_rec', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('nexapi_url', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('twilapi_key', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('twilapi_secret', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('twilapi_url_rec', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('twilapi_url', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('flowapi_key', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('flowapi_secret', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('flowapi_url_rec', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('flowapi_url', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('tel_sender_name', Types::STRING, [
				'notnull' => false,
				'length' => 48,
				'default' => '',
			]);
			$table->addColumn('nex_sender_name', Types::STRING, [
				'notnull' => false,
				'length' => 48,
				'default' => '',
			]);
			$table->addColumn('twil_sender_name', Types::STRING, [
				'notnull' => false,
				'length' => 48,
				'default' => '',
			]);
			$table->addColumn('flow_sender_name', Types::STRING, [
				'notnull' => false,
				'length' => 48,
				'default' => '',
			]);
			$table->addColumn('messagesperpage', Types::INTEGER, [
				'notnull' => false,
				'length' => 11,
                                'unsigned' => true,
			]);
			$table->addColumn('get_notify', Types::SMALLINT, [
				'notnull' => false,
				'length' => 1,
			]);
			$table->addColumn('notification_email', Types::STRING, [
				'notnull' => false,
				'length' => 512,
				'default' => '',
			]);
			$table->addColumn('getsmsinemail', Types::SMALLINT, [
				'notnull' => false,
				'length' => 1,
			]);
			$table->addColumn('show_all_messages', Types::SMALLINT, [
				'notnull' => false,
				'length' => 1,
			]);
			$table->addColumn('show_display_names', Types::SMALLINT, [
				'notnull' => false,
				'length' => 1,
			]);
                        $table->setPrimaryKey(['id']);
                        $table->addUniqueIndex(['id']);

		} else {

                        $table = $schema->getTable('sms_relent_settings');

			$table->addColumn('show_all_messages', Types::SMALLINT, [
				'notnull' => false,
				'length' => 1,
			]);
			$table->addColumn('show_display_names', Types::SMALLINT, [
				'notnull' => false,
				'length' => 1,
			]);
                }


		if (!$schema->hasTable('sms_relent_received')) {
			$table = $schema->createTable('sms_relent_received');
			$table->addColumn('id', Types::BIGINT, [
				'autoincrement' => true,
				'notnull' => true,
                                'length' => 11,
                                'unsigned' => true,
			]);
			$table->addColumn('user_id', Types::STRING, [
				'notnull' => true,
				'length' => 64,
			]);
			$table->addColumn('message_id', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('date', Types::DATETIME, [
				'notnull' => true,
			]);
			$table->addColumn('from', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('to', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('message', Types::TEXT, [
				'notnull' => false,
				'default' => '',
			]);
			$table->addColumn('author_displayname', Types::STRING, [
				'notnull' => true,
				'length' => 255,
			]);
			$table->addColumn('internal_sender', Types::SMALLINT, [
				'notnull' => false,
				'length' => 1,
			]);
                        $table->setPrimaryKey(['id']);
                        $table->addUniqueIndex(['id']);

		} else {

                        $table = $schema->getTable('sms_relent_received');

			$table->addColumn('author_displayname', Types::STRING, [
				'notnull' => true,
				'length' => 255,
			]);
			$table->addColumn('internal_sender', Types::SMALLINT, [
				'notnull' => false,
				'length' => 1,
			]);
                }


		if (!$schema->hasTable('sms_relent_sent')) {
			$table = $schema->createTable('sms_relent_sent');
			$table->addColumn('id', Types::BIGINT, [
				'autoincrement' => true,
				'notnull' => true,
                                'length' => 11,
                                'unsigned' => true,
			]);
			$table->addColumn('user_id', Types::STRING, [
				'notnull' => true,
				'length' => 64,
			]);
			$table->addColumn('message_id', Types::STRING, [
				'notnull' => true,
				'length' => 512,
			]);
			$table->addColumn('date', Types::DATETIME, [
				'notnull' => true,
			]);
			$table->addColumn('from', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('to', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('network ', Types::STRING, [
				'notnull' => false,
				'length' => 64,
				'default' => '',
			]);
			$table->addColumn('price', Types::STRING, [
				'notnull' => false,
				'length' => 64,
				'default' => '',
			]);
			$table->addColumn('status', Types::STRING, [
				'notnull' => false,
				'length' => 512,
				'default' => '',
			]);
			$table->addColumn('deliveryreceipt', Types::STRING, [
				'notnull' => false,
				'length' => 64,
				'default' => '',
			]);
			$table->addColumn('message', Types::TEXT, [
				'notnull' => false,
                                'default' => '',
			]);
			$table->addColumn('author_displayname', Types::STRING, [
				'notnull' => true,
				'length' => 255,
			]);
                        $table->setPrimaryKey(['id']);
                        $table->addUniqueIndex(['id']);

		} else {

                        $table = $schema->getTable('sms_relent_sent');

			$table->addColumn('author_displayname', Types::STRING, [
				'notnull' => true,
				'length' => 255,
			]);
                }


		if (!$schema->hasTable('sms_relent_autorply')) {
			$table = $schema->createTable('sms_relent_autorply');
			$table->addColumn('id', Types::BIGINT, [
				'autoincrement' => true,
				'notnull' => true,
                                'length' => 11,
                                'unsigned' => true,
			]);
			$table->addColumn('user_id', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('saved_by_dsplname', Types::STRING, [
				'notnull' => true,
				'length' => 255,
			]);
			$table->addColumn('phone_number', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('days_of_week', Types::STRING, [
				'notnull' => false,
				'length' => 64,
                                'default' => '',
			]);
			$table->addColumn('daily_start', Types::STRING, [
				'notnull' => false,
				'length' => 8,
                                'default' => '',
			]);
			$table->addColumn('daily_end', Types::STRING, [
				'notnull' => false,
				'length' => 8,
                                'default' => '',
			]);
			$table->addColumn('vacation_start', Types::DATETIME, [
				'notnull' => false,
			]);
			$table->addColumn('vacation_end', Types::DATETIME, [
				'notnull' => false,
			]);
			$table->addColumn('message_text', Types::TEXT, [
				'notnull' => false,
                                'default' => '',
			]);
                        $table->setPrimaryKey(['id']);
                        $table->addUniqueIndex(['id']);

		}


		if (!$schema->hasTable('sms_relent_restrict')) {
			$table = $schema->createTable('sms_relent_restrict');
			$table->addColumn('id', Types::BIGINT, [
				'autoincrement' => true,
				'notnull' => true,
                                'length' => 11,
                                'unsigned' => true,
			]);
			$table->addColumn('user_id', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('saved_by_dsplname', Types::STRING, [
				'notnull' => true,
				'length' => 255,
			]);
			$table->addColumn('phone_number', Types::STRING, [
				'notnull' => true,
				'length' => 128,
			]);
			$table->addColumn('groups', Types::STRING, [
				'notnull' => true,
				'length' => 2048,
			]);
			$table->addColumn('users', Types::STRING, [
				'notnull' => true,
				'length' => 2048,
			]);
                        $table->setPrimaryKey(['id']);
                        $table->addUniqueIndex(['id']);

		}

		return $schema;
	}

        public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {

                // Enter the Nextcloud display name in the 'author_displayname' column of the 'sms_relent_received' table, for messages that were received before the upgrade
                $getrecfromnb = $this->connection->prepare('SELECT `from` FROM `*PREFIX*sms_relent_received`');
	        $getrecfromnbres = $getrecfromnb->execute();

                $recdatanmbrs = [];
                while ($rowfetched = $getrecfromnbres->fetch()) {
                       $recdatanmbrs[] = $rowfetched['from'];
                }
                $getrecfromnbres->closeCursor();

                if ($recdatanmbrs) {

                    $recnmbrs = array_values(array_unique($recdatanmbrs));

                    $phoneDisplayPairs = [];
                    foreach ($recnmbrs as $rckey => $rcvalue) {

                         $rcvalueprc = '%' . $rcvalue;
                         $getacdata = $this->connection->prepare('SELECT `uid`, `name`, `value` FROM `*PREFIX*accounts_data` WHERE `name` = ? AND `value` LIKE ?');
	                 $getacdatares = $getacdata->execute(['phone', $rcvalueprc]);

		         $acdatausers = [];
		         while ($acusrfetched = $getacdatares->fetch()) {
		                $acdatausers[] = $acusrfetched['uid'];
		         }
		         $getacdatares->closeCursor();


                         if ($acdatausers) {

		             $acdatausrdn = [];
                             foreach ($acdatausers as $dnkey => $dnvalue) {

		                  $getacdatadn = $this->connection->prepare('SELECT `uid`, `name`, `value` FROM `*PREFIX*accounts_data` WHERE `uid` = ? AND `name` = ?');
			          $getacdatadnres = $getacdatadn->execute([$dnvalue, 'displayname']);

				  while ($acusrdnfetched = $getacdatadnres->fetch()) {
				         $acdatausrdn[] = $acusrdnfetched['value'];
				  }
				  $getacdatadnres->closeCursor();
                             }

                             if ($acdatausrdn) {

                                 if (count($acdatausrdn) == 1) {

                                     $phoneDisplayPairs[$rcvalue] = ['author_displayname' => $acdatausrdn[0], 'internal_sender' => 1];

                                 } elseif (count($acdatausrdn) > 1) {

                                     $phoneDisplayPairs[$rcvalue] = ['author_displayname' => implode("/", $acdatausrdn), 'internal_sender' => 1];
                                 }

                             } else { $phoneDisplayPairs[$rcvalue] = ['author_displayname' => '', 'internal_sender' => 0]; }

                         } else { $phoneDisplayPairs[$rcvalue] = ['author_displayname' => '', 'internal_sender' => 0]; }
                    }

                    foreach ($phoneDisplayPairs as $pdpkey => $pdpvalue) {

                         if (is_array($pdpvalue)) {
                             $pdpkeyprc = '%' . $pdpkey;
			     $updaterecms = $this->connection->prepare('UPDATE `*PREFIX*sms_relent_received` SET `author_displayname` = ?, `internal_sender` = ? WHERE `from` LIKE ?');
			     $updaterecmsres = $updaterecms->execute([$pdpvalue['author_displayname'], $pdpvalue['internal_sender'], $pdpkeyprc]);
			     $updaterecmsres->closeCursor();
                         }
                    }
                }


                // Enter the Nextcloud display name in the 'author_displayname' column of the 'sms_relent_sent' table, for messages that were sent before the upgrade
                $getsentfromnb = $this->connection->prepare('SELECT `user_id`, `from` FROM `*PREFIX*sms_relent_sent`');
	        $getsentfromnbres = $getsentfromnb->execute();

                $sentdatanmbrs = [];
                $sentdatanmbrsusr = [];
                while ($rowfetchedst = $getsentfromnbres->fetch()) {

                       $sentdatanmbrspre = $rowfetchedst['from'];
                       $sentdatanmbrsarr = explode("+", $sentdatanmbrspre);
                       if (count($sentdatanmbrsarr) > 1) {
                           $sentdatanmbrs[] = "+" . $sentdatanmbrsarr[1];
                           $sentdatanmbrsusr[] = $rowfetchedst['user_id'];
                       } else {
                           $sentdatanmbrs[] = $sentdatanmbrsarr[0];
                           $sentdatanmbrsusr[] = $rowfetchedst['user_id'];
                       }
                }
                $getsentfromnbres->closeCursor();

                if ($sentdatanmbrs && $sentdatanmbrsusr) {

                    $sentnmbrs = array_values(array_unique($sentdatanmbrs));

                    $phoneDisplayPairsst = [];

	            $acdatausrdnst = [];
                    for ($k = 0; $k < count($sentnmbrs); $k++) {

                         $nmbusernames = [];
                         for ($j = 0; $j < count($sentdatanmbrs); $j++) {
                              if ($sentnmbrs[$k] == $sentdatanmbrs[$j]) {                                  
                                  $nmbusernames[] = $sentdatanmbrsusr[$j];
                              }
                         }
                         $acdatausrdnst[$sentnmbrs[$k]] = $nmbusernames;
                    }

                    foreach ($acdatausrdnst as $ukey => $uvalue) {

                         if (is_array($uvalue)) {

                             $dispnamearr = [];
                             foreach ($uvalue as $dskey => $dsvalue) {
			              $getacdatadnst = $this->connection->prepare('SELECT `uid`, `name`, `value` FROM `*PREFIX*accounts_data` WHERE `uid` = ? AND `name` = ?');
				      $getacdatadnstres = $getacdatadnst->execute([$dsvalue, 'displayname']);
		                      $fetchdspname = $getacdatadnstres->fetch();                              

		                      if ($fetchdspname) {
		                          $dispnamearr[] = $fetchdspname['value']];
		                      }
				      $getacdatadnstres->closeCursor();
                             }

	                     if ($dispnamearr) {

	                         if (count($dispnamearr) == 1) {

	                             $phoneDisplayPairsst[$ukey] = ['author_displayname' => $dispnamearr[0]];

	                         } elseif (count($dispnamearr) > 1) {

	                             $phoneDisplayPairsst[$ukey] = ['author_displayname' => implode("/", $dispnamearr)];
	                         }

	                     } else { $phoneDisplayPairsst[$ukey] = ['author_displayname' => '']; }
                         }
                    }

                    foreach ($phoneDisplayPairsst as $pstkey => $pstvalue) {

                         if (is_array($pstvalue)) {
                             $contfield = "%" . $pstkey;
			     $updatesentmsst = $this->connection->prepare('UPDATE `*PREFIX*sms_relent_sent` SET `author_displayname` = ? WHERE `from` LIKE ?');
			     $updatesentmsres = $updatesentmsst->execute([$pstvalue['author_displayname'], $contfield]);
			     $updatesentmsres->closeCursor();
                         }
                    }
                }

                return null;
        }

}
