feat:#34 refactored function to intended service, fixed docker files

services/data-manager/service/events/courseService.go

@@ -0,0 +1,54 @@
+//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 events
+
+import (
+	"github.com/pocketbase/pocketbase"
+	"htwkalender/service/db"
+	"htwkalender/service/functions"
+)
+
+func GetAllCourses(app *pocketbase.PocketBase) []string {
+	return db.GetAllCourses(app)
+}
+
+func GetAllCoursesForSemester(app *pocketbase.PocketBase, semester string) []string {
+	return db.GetAllCoursesForSemester(app, semester)
+}
+
+func GetAllCoursesForSemesterWithEvents(app *pocketbase.PocketBase, semester string) ([]string, error) {
+	courses, err := db.GetAllCoursesForSemesterWithEvents(app, semester)
+	if err != nil {
+		return nil, err
+	} else {
+		// remove empty courses like " " or ""
+		courses = removeEmptyCourses(courses)
+		return courses, nil
+	}
+}
+
+// removeEmptyCourses removes empty courses from the list of courses
+func removeEmptyCourses(courses []string) []string {
+	var filteredCourses []string
+
+	for index, course := range courses {
+		if !functions.OnlyWhitespace(course) || len(course) != 0 {
+			filteredCourses = append(filteredCourses, courses[index])
+		}
+	}
+	return filteredCourses
+}