1 | package parkup.services;
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2 |
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3 | import org.springframework.beans.factory.annotation.Autowired;
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4 | import org.springframework.stereotype.Service;
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5 | import parkup.entities.ParkingSpace;
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6 | import parkup.entities.ParkingZone;
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7 | import parkup.repositories.ParkingSpaceRepository;
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8 | import parkup.repositories.ParkingZoneRepository;
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9 |
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10 | import javax.transaction.Transactional;
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11 | import java.util.*;
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12 | import java.util.stream.Collectors;
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13 |
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14 | @Service
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15 | public class ParkingSpaceService {
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16 | private final ParkingSpaceRepository parkingSpaceRepository;
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17 | private final ParkingZoneRepository parkingZoneRepository;
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18 |
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19 | @Autowired
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20 | public ParkingSpaceService(ParkingSpaceRepository parkingSpaceRepository, ParkingZoneRepository parkingZoneRepository) {
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21 | this.parkingSpaceRepository = parkingSpaceRepository;
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22 | this.parkingZoneRepository = parkingZoneRepository;
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23 | }
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24 |
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25 | public List<ParkingSpace> getAllParkingSpaces() {
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26 | return parkingSpaceRepository.findAll();
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27 | }
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28 |
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29 | public ParkingSpace findById(int parkingSpaceId) {
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30 | Optional<ParkingSpace> parkingSpaceOpt = Optional.ofNullable(parkingSpaceRepository.findByPsId(parkingSpaceId));
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31 | return parkingSpaceOpt.orElse(null);
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32 | }
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33 |
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34 | public Optional<ParkingSpace> addParkingSpace(ParkingSpace parkingSpace,int parkingZoneId) {
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35 | List<String> names = parkingZoneRepository.findByPzId(parkingZoneId).getParkingSpaces().stream().map(ParkingSpace::getPsName).collect(Collectors.toList());
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36 | if (names.contains(parkingSpace.getPsName())) {
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37 | throw new IllegalStateException("Name already taken, try adding a ParkingSpace with a different name");
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38 | } else {
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39 | System.out.println(parkingSpace);
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40 | parkingSpaceRepository.save(parkingSpace);
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41 | }
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42 | return Optional.of(parkingSpace);
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43 | }
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44 |
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45 | @Transactional
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46 | public ParkingSpace updateParkingSpace(int parkingSpaceId, String psName, boolean taken, float lat, float lng) {
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47 | Optional<ParkingSpace> ParkingSpaceOpt = Optional.ofNullable(parkingSpaceRepository.findByPsId(parkingSpaceId));
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48 | if (ParkingSpaceOpt.isPresent()) {
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49 | ParkingSpace parkingSpaceNew = parkingSpaceRepository.findByPsId(parkingSpaceId);
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50 | if (psName != null && psName.length() > 1 && !Objects.equals(parkingSpaceNew.getPsName(), psName)) {
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51 | Optional<ParkingSpace> parkingSpaceOpt1 = Optional.ofNullable(parkingSpaceRepository.findByPsName(psName));
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52 | if (parkingSpaceOpt1.isPresent()) {
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53 | throw new IllegalStateException("There is already a ParkingSpace with the same name");
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54 | }
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55 |
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56 | parkingSpaceNew.setPsName(psName);
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57 | }
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58 |
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59 | if (!Objects.equals(parkingSpaceNew.isTaken(), taken)) {
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60 | parkingSpaceNew.setTaken(taken);
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61 | }
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62 |
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63 |
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64 | if(lat!=0 && !Objects.equals(parkingSpaceNew.getLat(), lat)){
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65 | parkingSpaceNew.setLat(lat);
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66 | }
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67 |
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68 | if(lng!=0 && !Objects.equals(parkingSpaceNew.getLng(), lng)){
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69 | parkingSpaceNew.setLng(lng);
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70 | }
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71 | return parkingSpaceNew;
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72 | }else{
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73 | throw new IllegalStateException("ParkingSpace does not exist");
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74 | }
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75 |
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76 |
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77 | }
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78 |
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79 | @Transactional
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80 | public Optional<ParkingSpace> deleteParkingSpace(int parkingSpaceId) {
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81 | Optional<ParkingSpace> parkingSpaceOpt = Optional.ofNullable(parkingSpaceRepository.findByPsId(parkingSpaceId));
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82 | if (parkingSpaceOpt.isPresent()) {
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83 | for(ParkingZone pz: parkingZoneRepository.findAll()){
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84 | pz.getParkingSpaces().remove(parkingSpaceOpt.get());
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85 | parkingZoneRepository.save(pz);
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86 | }
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87 | parkingSpaceRepository.deleteByPsId(parkingSpaceId);
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88 | } else {
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89 | throw new IllegalStateException("ParkingSpace doesn't exist, therefore can't be deleted");
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90 | }
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91 | return parkingSpaceOpt;
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92 | }
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93 | public long getNumberOfTakenSpaces(){
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94 | return parkingSpaceRepository.findAll().stream().filter(ParkingSpace::isTaken).count();
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95 | }
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96 | }
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