001/*
002 *  Copyright 2018 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.odf.coursepart;
017
018import java.util.Arrays;
019import java.util.List;
020import java.util.Optional;
021import java.util.stream.Collectors;
022
023import javax.jcr.Node;
024
025import org.apache.commons.lang3.StringUtils;
026
027import org.ametys.cms.data.ContentDataHelper;
028import org.ametys.cms.data.ContentValue;
029import org.ametys.cms.repository.ModifiableDefaultContent;
030import org.ametys.odf.content.code.DisplayCodeProperty;
031import org.ametys.odf.course.Course;
032import org.ametys.plugins.repository.AmetysRepositoryException;
033
034/**
035 * Class representing a {@link CoursePart}
036 */
037public class CoursePart extends ModifiableDefaultContent<CoursePartFactory>
038{
039    /** The attribute holding the catalog */
040    public static final String CATALOG = "catalog";
041    
042    /** The attribute holding the code */
043    public static final String CODE = "code";
044    
045    /** Constants for attribute 'nature' */
046    public static final String NATURE = "nature";
047
048    /** Constants for attribute 'nbHours' */
049    public static final String NB_HOURS = "nbHours";
050
051    /** Name of attribute for course holder */
052    public static final String COURSE_HOLDER = "courseHolder";
053
054    /** Name of attribute for parent courses */
055    public static final String PARENT_COURSES = "courses";
056    
057    /**
058     * Constructor.
059     * @param node the JCR Node.
060     * @param parentPath the parent path
061     * @param factory the corresponding factory.
062     */
063    public CoursePart(Node node, String parentPath, CoursePartFactory factory)
064    {
065        super(node, parentPath, factory);
066    }
067    
068    /**
069     * Get the catalog.
070     * @return the catalog
071     */
072    public String getCatalog()
073    {
074        return getValue(CATALOG);
075    }
076    
077    /**
078     * Set the catalog.
079     * @param catalog The catalog
080     * @throws AmetysRepositoryException if an error occurs
081     */
082    public void setCatalog(String catalog) throws AmetysRepositoryException
083    {
084        setValue(CATALOG, catalog);
085    }
086
087    /**
088     * Get the code.
089     * @return the code
090     */
091    public String getCode()
092    {
093        return getValue(CODE, false, StringUtils.EMPTY);
094    }
095
096    /**
097     * Set the code.
098     * @param code The code
099     * @throws AmetysRepositoryException if an error occurs
100     */
101    public void setCode(String code) throws AmetysRepositoryException
102    {
103        setValue(CODE, code);
104    }
105
106    /**
107     * Get the code to display
108     * @return the code to display
109     */
110    public String getDisplayCode()
111    {
112        return getValue(DisplayCodeProperty.PROPERTY_NAME, false, StringUtils.EMPTY);
113    }
114    
115    /**
116     * Get the nature.
117     * @return the nature
118     */
119    public String getNature()
120    {
121        return ContentDataHelper.getContentIdFromContentData(this,  NATURE);
122    }
123
124    /**
125     * Get the number of hours
126     * @return the number of hours
127     */
128    public double getNumberOfHours()
129    {
130        return getValue(NB_HOURS, false, 0D);
131    }
132
133    /**
134     * Get the course holder
135     * @return the course holder
136     */
137    public Course getCourseHolder()
138    {
139        return Optional.ofNullable((ContentValue) getValue(COURSE_HOLDER))
140                                .flatMap(ContentValue::getContentIfExists)
141                                .map(Course.class::cast)
142                                .orElse(null);
143    }
144    
145    /**
146     * Get the parent courses.
147     * @return The {@link List} of parent {@link Course}s
148     */
149    public List<Course> getCourses()
150    {
151        return Arrays.stream(getValue(PARENT_COURSES, false, new ContentValue[0]))
152                .map(ContentValue::getContentIfExists)
153                .flatMap(Optional::stream)
154                .map(Course.class::cast)
155                .collect(Collectors.toList());
156    }
157}