Mon, 01 Jun 2020 14:46:58 +0200
improves issue overview and adds progress information
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2018 Mike Becker. All rights reserved.
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9 * 1. Redistributions of source code must retain the above copyright
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29 package de.uapcore.lightpit.dao.postgres;
31 import de.uapcore.lightpit.dao.ProjectDao;
32 import de.uapcore.lightpit.entities.IssueSummary;
33 import de.uapcore.lightpit.entities.Project;
34 import de.uapcore.lightpit.entities.User;
36 import java.sql.Connection;
37 import java.sql.PreparedStatement;
38 import java.sql.ResultSet;
39 import java.sql.SQLException;
40 import java.util.ArrayList;
41 import java.util.List;
42 import java.util.Objects;
44 import static de.uapcore.lightpit.dao.Functions.setForeignKeyOrNull;
45 import static de.uapcore.lightpit.dao.Functions.setStringOrNull;
47 public final class PGProjectDao implements ProjectDao {
49 private final PreparedStatement insert, update, list, find;
50 private final PreparedStatement issue_summary;
52 public PGProjectDao(Connection connection) throws SQLException {
53 list = connection.prepareStatement(
54 "select projectid, name, description, repourl, " +
55 "userid, username, lastname, givenname, mail " +
56 "from lpit_project " +
57 "left join lpit_user owner on lpit_project.owner = owner.userid " +
58 "order by name");
60 find = connection.prepareStatement(
61 "select projectid, name, description, repourl, " +
62 "userid, username, lastname, givenname, mail " +
63 "from lpit_project " +
64 "left join lpit_user owner on lpit_project.owner = owner.userid " +
65 "where projectid = ?");
67 issue_summary = connection.prepareStatement(
68 "select phase, count(*) as total "+
69 "from lpit_issue " +
70 "join lpit_issue_phases using(status) " +
71 "where project = ? "+
72 "group by phase "
73 );
75 insert = connection.prepareStatement(
76 "insert into lpit_project (name, description, repourl, owner) values (?, ?, ?, ?)"
77 );
78 update = connection.prepareStatement(
79 "update lpit_project set name = ?, description = ?, repourl = ?, owner = ? where projectid = ?"
80 );
81 }
83 public Project mapColumns(ResultSet result) throws SQLException {
84 final var proj = new Project(result.getInt("projectid"));
85 proj.setName(result.getString("name"));
86 proj.setDescription(result.getString("description"));
87 proj.setRepoUrl(result.getString("repourl"));
89 final int id = result.getInt("userid");
90 if (id != 0) {
91 final var user = new User(id);
92 user.setUsername(result.getString("username"));
93 user.setGivenname(result.getString("givenname"));
94 user.setLastname(result.getString("lastname"));
95 user.setMail(result.getString("mail"));
96 proj.setOwner(user);
97 }
99 return proj;
100 }
102 public IssueSummary getIssueSummary(Project project) throws SQLException {
103 issue_summary.setInt(1, project.getId());
104 final var result = issue_summary.executeQuery();
105 final var summary = new IssueSummary();
106 while (result.next()) {
107 final var phase = result.getInt("phase");
108 final var total = result.getInt("total");
109 switch(phase) {
110 case 0:
111 summary.setOpen(total);
112 break;
113 case 1:
114 summary.setActive(total);
115 break;
116 case 2:
117 summary.setDone(total);
118 break;
119 }
120 }
121 return summary;
122 }
124 @Override
125 public void save(Project instance) throws SQLException {
126 Objects.requireNonNull(instance.getName());
127 insert.setString(1, instance.getName());
128 setStringOrNull(insert, 2, instance.getDescription());
129 setStringOrNull(insert, 3, instance.getRepoUrl());
130 setForeignKeyOrNull(insert, 4, instance.getOwner(), User::getId);
131 insert.executeUpdate();
132 }
134 @Override
135 public boolean update(Project instance) throws SQLException {
136 if (instance.getId() < 0) return false;
137 Objects.requireNonNull(instance.getName());
138 update.setString(1, instance.getName());
139 setStringOrNull(update, 2, instance.getDescription());
140 setStringOrNull(update, 3, instance.getRepoUrl());
141 setForeignKeyOrNull(update, 4, instance.getOwner(), User::getId);
142 update.setInt(5, instance.getId());
143 return update.executeUpdate() > 0;
144 }
146 @Override
147 public List<Project> list() throws SQLException {
148 List<Project> projects = new ArrayList<>();
149 try (var result = list.executeQuery()) {
150 while (result.next()) {
151 final var project = mapColumns(result);
152 projects.add(project);
153 }
154 }
155 return projects;
156 }
158 @Override
159 public Project find(int id) throws SQLException {
160 find.setInt(1, id);
161 try (var result = find.executeQuery()) {
162 if (result.next()) {
163 final var project = mapColumns(result);
164 return project;
165 } else {
166 return null;
167 }
168 }
169 }
170 }