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application/Espo/Tools/WorkingTime/Calendar.php

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+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) 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 <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\WorkingTime;
+
+use Espo\Tools\WorkingTime\Calendar\WorkingWeekday;
+use Espo\Tools\WorkingTime\Calendar\WorkingDate;
+
+use Espo\Core\Field\Date;
+
+use DateTimeZone;
+
+interface Calendar
+{
+    /**
+     * Time-zone.
+     */
+    public function getTimezone(): DateTimeZone;
+
+    /**
+     * Working weekdays.
+     *
+     * @return WorkingWeekday[]
+     */
+    public function getWorkingWeekdays(): array;
+
+    /**
+     * Non-working dates.
+     *
+     * @return WorkingDate[]
+     */
+    public function getNonWorkingDates(Date $from, Date $to): array;
+
+    /**
+     * Working dates (exceptions).
+     *
+     * @return WorkingDate[]
+     */
+    public function getWorkingDates(Date $from, Date $to): array;
+}