//Calendar implementation for the HTWK Leipzig timetable. Evaluation and display of the individual dates in iCal format.
//Copyright (C) 2024 HTWKalender support@htwkalender.de

//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/>.

package course

import (
	"htwkalender/data-manager/model"
	"htwkalender/data-manager/model/serviceModel"
	"htwkalender/data-manager/service/functions"
	"htwkalender/data-manager/service/functions/time"
	"log/slog"
)

func UpdateCourse(service serviceModel.Service) {
	currentSemesters := functions.CalculateSemesterList(time.RealClock{})

	var seminarGroups []model.SeminarGroup

	for _, semester := range currentSemesters {
		seminarGroups = append(seminarGroups, service.CourseService.GetAllCoursesForSemester(semester)...)
	}

	for _, seminarGroup := range seminarGroups {
		_, err := service.EventService.UpdateModulesForCourse(seminarGroup)
		if err != nil {
			slog.Warn("Update Course: "+seminarGroup.Course+" failed:", "error", err)
		}
	}
}