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

services/data-manager/service/room/roomService.go

@@ -0,0 +1,106 @@
+//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 room
+
+import (
+	"github.com/pocketbase/pocketbase"
+	"htwkalender/model"
+	"htwkalender/service/db"
+	"htwkalender/service/functions"
+	"time"
+)
+
+func GetRooms(app *pocketbase.PocketBase) ([]string, error) {
+	rooms, err := db.GetRooms(app)
+	if err != nil {
+		return nil, err
+	} else {
+		return rooms, nil
+	}
+}
+
+func GetRoomScheduleForDay(app *pocketbase.PocketBase, room string, date string) ([]model.AnonymizedEventDTO, error) {
+	roomSchedule, err := db.GetRoomScheduleForDay(app, room, date)
+	if err != nil {
+		return nil, err
+	}
+	anonymizedRoomSchedule := anonymizeRooms(roomSchedule)
+	return anonymizedRoomSchedule, nil
+}
+
+func GetRoomSchedule(app *pocketbase.PocketBase, room string, from string, to string) ([]model.AnonymizedEventDTO, error) {
+	roomSchedule, err := db.GetRoomSchedule(app, room, from, to)
+	if err != nil {
+		return nil, err
+	}
+	anonymizedRoomSchedule := anonymizeRooms(roomSchedule)
+	return anonymizedRoomSchedule, nil
+}
+
+// Transform the events to anonymized events throwing away all unnecessary information
+func anonymizeRooms(events []model.Event) []model.AnonymizedEventDTO {
+	var anonymizedEvents []model.AnonymizedEventDTO
+	for _, event := range events {
+		anonymizedEvents = append(anonymizedEvents, event.AnonymizeEvent())
+	}
+	return anonymizedEvents
+}
+
+func GetFreeRooms(app *pocketbase.PocketBase, from time.Time, to time.Time) ([]string, error) {
+	rooms, err := db.GetRooms(app)
+	if err != nil {
+		return nil, err
+	}
+	var events model.Events
+	events, err = db.GetEventsThatCollideWithTimeRange(app, from, to)
+	if err != nil {
+		return nil, err
+	}
+	freeRooms := removeRoomsThatHaveEvents(rooms, events)
+	return freeRooms, nil
+}
+
+// Remove all rooms from the list that have events in the given time range
+func removeRoomsThatHaveEvents(rooms []string, schedule []model.Event) []string {
+	var freeRooms []string
+	for _, room := range rooms {
+		if !isRoomInSchedule(room, schedule) {
+			freeRooms = append(freeRooms, room)
+		}
+	}
+	return freeRooms
+}
+
+// Check if a room is in the schedule
+func isRoomInSchedule(room string, schedule []model.Event) bool {
+	for _, event := range schedule {
+		if event.Course != "Sport" {
+			rooms := functions.SeperateRoomString(event.Rooms)
+			// check if room is in rooms
+			for _, r := range rooms {
+				if r == room {
+					return true
+				}
+			}
+		} else {
+			if event.Rooms == room {
+				return true
+			}
+		}
+	}
+	return false
+}