Sun, 24 May 2020 15:30:43 +0200
adds project overview page
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2018 Mike Becker. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * */ package de.uapcore.lightpit.dao.postgres; import de.uapcore.lightpit.dao.IssueDao; import de.uapcore.lightpit.entities.*; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.util.ArrayList; import java.util.List; import java.util.Objects; import static de.uapcore.lightpit.dao.Functions.*; public final class PGIssueDao implements IssueDao { private final PreparedStatement insert, update, list, find, affectedVersions, scheduledVersions, resolvedVersions; public PGIssueDao(Connection connection) throws SQLException { list = connection.prepareStatement( "select issueid, project, status, category, subject, description, " + "userid, username, givenname, lastname, mail, " + "created, updated, eta " + "from lpit_issue " + "left join lpit_user on userid = assignee " + "where project = ? "); find = connection.prepareStatement( "select issueid, project, status, category, subject, description, " + "userid, username, givenname, lastname, mail, " + "created, updated, eta " + "from lpit_issue " + "left join lpit_user on userid = assignee " + "where issueid = ? "); insert = connection.prepareStatement( "insert into lpit_issue (project, status, category, subject, description, assignee, eta) " + "values (?, ?::issue_status, ?::issue_category, ?, ?, ?, ?) returning issueid" ); update = connection.prepareStatement( "update lpit_issue set updated = now(), status = ?::issue_status, category = ?::issue_category, " + "subject = ?, description = ?, assignee = ?, eta = ? where issueid = ?" ); affectedVersions = connection.prepareStatement( "select v.versionid, v.name, v.status, v.ordinal " + "from lpit_version v join lpit_issue_affected_version using (versionid) " + "where issueid = ? " + "order by v.ordinal, v.name" ); scheduledVersions = connection.prepareStatement( "select v.versionid, v.name, v.status, v.ordinal " + "from lpit_version v join lpit_issue_scheduled_version using (versionid) " + "where issueid = ? " + "order by v.ordinal, v.name" ); resolvedVersions = connection.prepareStatement( "select v.versionid, v.name, v.status, v.ordinal " + "from lpit_version v join lpit_issue_resolved_version using (versionid) " + "where issueid = ? " + "order by v.ordinal, v.name" ); } private User obtainAssignee(ResultSet result) throws SQLException { final int id = result.getInt("userid"); if (id != 0) { final var user = new User(id); user.setUsername(result.getString("username")); user.setGivenname(result.getString("givenname")); user.setLastname(result.getString("lastname")); user.setMail(result.getString("mail")); return user; } else { return null; } } private Issue mapColumns(ResultSet result) throws SQLException { final var project = new Project(result.getInt("project")); final var issue = new Issue(result.getInt("issueid"), project); issue.setStatus(IssueStatus.valueOf(result.getString("status"))); issue.setCategory(IssueCategory.valueOf(result.getString("category"))); issue.setSubject(result.getString("subject")); issue.setDescription(result.getString("description")); issue.setAssignee(obtainAssignee(result)); issue.setCreated(result.getTimestamp("created")); issue.setUpdated(result.getTimestamp("updated")); issue.setEta(result.getDate("eta")); return issue; } private Version mapVersion(ResultSet result, Project project) throws SQLException { final var version = new Version(result.getInt("v.versionid"), project); version.setName(result.getString("v.name")); version.setOrdinal(result.getInt("v.ordinal")); version.setStatus(VersionStatus.valueOf(result.getString("v.status"))); return version; } @Override public void save(Issue instance) throws SQLException { Objects.requireNonNull(instance.getSubject()); Objects.requireNonNull(instance.getProject()); insert.setInt(1, instance.getProject().getId()); insert.setString(2, instance.getStatus().name()); insert.setString(3, instance.getCategory().name()); insert.setString(4, instance.getSubject()); setStringOrNull(insert, 5, instance.getDescription()); setForeignKeyOrNull(insert, 6, instance.getAssignee(), User::getId); setDateOrNull(insert, 7, instance.getEta()); // insert and retrieve the ID final var rs = insert.executeQuery(); rs.next(); instance.setId(rs.getInt(1)); } @Override public boolean update(Issue instance) throws SQLException { if (instance.getId() < 0) return false; Objects.requireNonNull(instance.getSubject()); update.setString(1, instance.getStatus().name()); update.setString(2, instance.getCategory().name()); update.setString(3, instance.getSubject()); setStringOrNull(update, 4, instance.getDescription()); setForeignKeyOrNull(update, 5, instance.getAssignee(), User::getId); setDateOrNull(update, 6, instance.getEta()); update.setInt(7, instance.getId()); return update.executeUpdate() > 0; } @Override public List<Issue> list(Project project) throws SQLException { list.setInt(1, project.getId()); List<Issue> issues = new ArrayList<>(); try (var result = list.executeQuery()) { while (result.next()) { issues.add(mapColumns(result)); } } return issues; } @Override public Issue find(int id) throws SQLException { find.setInt(1, id); try (var result = find.executeQuery()) { if (result.next()) { return mapColumns(result); } else { return null; } } } private List<Version> listVersions(PreparedStatement stmt, Issue issue) throws SQLException { stmt.setInt(1, issue.getId()); List<Version> versions = new ArrayList<>(); try (var result = stmt.executeQuery()) { while (result.next()) { versions.add(mapVersion(result, issue.getProject())); } } return versions; } @Override public void joinVersionInformation(Issue issue) throws SQLException { Objects.requireNonNull(issue.getProject()); issue.setAffectedVersions(listVersions(affectedVersions, issue)); issue.setScheduledVersions(listVersions(scheduledVersions, issue)); issue.setResolvedVersions(listVersions(resolvedVersions, issue)); } }