1 | package it.finki.tinki.service.impl;
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2 |
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3 | import it.finki.tinki.helper.Matchmaker;
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4 | import it.finki.tinki.model.EmbeddedMatchId;
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5 | import it.finki.tinki.model.Work.Internship;
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6 | import it.finki.tinki.model.Work.Job;
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7 | import it.finki.tinki.model.Work.Project;
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8 | import it.finki.tinki.model.Match;
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9 | import it.finki.tinki.model.Skill;
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10 | import it.finki.tinki.model.Users.User;
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11 | import it.finki.tinki.model.enumerator.WorkType;
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12 | import it.finki.tinki.repository.InternshipRepository;
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13 | import it.finki.tinki.repository.JobRepository;
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14 | import it.finki.tinki.repository.MatchRepository;
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15 | import it.finki.tinki.repository.ProjectRepository;
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16 | import it.finki.tinki.service.MatchmakerService;
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17 | import org.springframework.stereotype.Service;
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18 |
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19 | import javax.transaction.Transactional;
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20 | import java.util.ArrayList;
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21 | import java.util.List;
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22 |
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23 |
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24 | @Service
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25 | public class MatchmakerServiceImpl implements MatchmakerService {
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26 |
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27 | MatchRepository matchRepository;
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28 | JobRepository jobRepository;
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29 | InternshipRepository internshipRepository;
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30 | ProjectRepository projectRepository;
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31 |
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32 | public MatchmakerServiceImpl(MatchRepository matchRepository,
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33 | JobRepository jobRepository,
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34 | InternshipRepository internshipRepository,
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35 | ProjectRepository projectRepository) {
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36 | this.matchRepository = matchRepository;
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37 | this.jobRepository = jobRepository;
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38 | this.internshipRepository = internshipRepository;
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39 | this.projectRepository = projectRepository;
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40 | }
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41 |
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42 | @Override
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43 | public List<Internship> getMatchingInternshipsForUser(User user) {
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44 | List<Match> matches = this.matchRepository.findAllByEmbeddedMatchIdUserAndTypeOrderByCoefficientDesc(user, WorkType.INTERNSHIP);
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45 |
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46 | List<Internship> internships = new ArrayList<>();
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47 | if(matches.size()!=0){
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48 | matches.forEach(match -> {
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49 | internships.add((Internship) match.getEmbeddedMatchId().getWork());
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50 | });
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51 | }
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52 |
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53 | return internships;
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54 | }
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55 |
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56 | @Override
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57 | public List<Job> getMatchingJobsForUser(User user) {
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58 | List<Match> matches = this.matchRepository.findAllByEmbeddedMatchIdUserAndTypeOrderByCoefficientDesc(user, WorkType.JOB);
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59 |
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60 | List<Job> jobs = new ArrayList<>();
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61 | if(matches.size()!=0) {
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62 | matches.forEach(match -> {
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63 | jobs.add((Job) match.getEmbeddedMatchId().getWork());
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64 | });
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65 | }
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66 |
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67 | return jobs;
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68 | }
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69 |
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70 | @Override
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71 | public List<Project> getMatchingProjectsForUser(User user) {
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72 | List<Match> matches = this.matchRepository.findAllByEmbeddedMatchIdUserAndTypeOrderByCoefficientDesc(user, WorkType.PROJECT);
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73 |
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74 | List<Project> projects = new ArrayList<>();
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75 | if(matches.size()!=0) {
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76 | matches.forEach(match -> {
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77 | projects.add((Project) match.getEmbeddedMatchId().getWork());
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78 | });
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79 | }
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80 |
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81 | return projects;
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82 | }
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83 |
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84 | @Override
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85 | public void setUpUserJobMatches(Job job, User user) {
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86 | List<Skill> jobSkill = job.getSkillsRequired();
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87 | List<Skill> userSkill = user.getRetainedSkills();
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88 |
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89 | float coef = Matchmaker.match(jobSkill, userSkill);
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90 |
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91 | if(coef!=0){
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92 | EmbeddedMatchId embeddedMatchId = new EmbeddedMatchId(job, user);
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93 | Match m = new Match(embeddedMatchId, coef, WorkType.JOB);
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94 | this.matchRepository.save(m);
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95 | }
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96 | }
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97 |
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98 | @Override
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99 | public void setUpUserProjectMatches(Project project, User user) {
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100 | List<Skill> projectSkills = project.getSkillsRequired();
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101 | List<Skill> userSkill = user.getRetainedSkills();
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102 |
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103 | float coef = Matchmaker.match(projectSkills, userSkill);
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104 |
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105 | if(coef!=0){
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106 | EmbeddedMatchId embeddedMatchId = new EmbeddedMatchId(project, user);
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107 | Match m = new Match(embeddedMatchId, coef, WorkType.PROJECT);
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108 | this.matchRepository.save(m);
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109 | }
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110 | }
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111 |
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112 | @Override
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113 | public void setUpUserInternshipMatches(Internship internship, User user) {
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114 | List<Skill> internshipSkills = internship.getSkillsTrained();
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115 | List<Skill> userSkill = user.getSkillsToLearn();
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116 |
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117 | float coef = Matchmaker.match(internshipSkills, userSkill);
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118 |
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119 | if(coef!=0){
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120 | EmbeddedMatchId embeddedMatchId = new EmbeddedMatchId(internship, user);
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121 | Match m = new Match(embeddedMatchId, coef, WorkType.INTERNSHIP);
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122 | this.matchRepository.save(m);
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123 | }
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124 | }
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125 |
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126 | @Transactional
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127 | @Override
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128 | public List<Match> removeByUserId(Long userId) {
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129 | return this.matchRepository.deleteAllByEmbeddedMatchId_User_Id(userId);
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130 | }
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131 |
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132 | }
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