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/*
* Copyright 2013 Jesse Morgan
*/
package com.p4square.grow.model;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import com.fasterxml.jackson.annotation.JsonAnyGetter;
import com.fasterxml.jackson.annotation.JsonAnySetter;
import com.fasterxml.jackson.annotation.JsonIgnore;
/**
* Chapter is a list of VideoRecords in a Playlist.
*
* @author Jesse Morgan <jesse@jesterpm.net>
*/
public class Chapter implements Cloneable {
private String mName;
private Map<String, VideoRecord> mVideos;
public Chapter(String name) {
mName = name;
mVideos = new HashMap<String, VideoRecord>();
}
/**
* Private constructor for JSON decoding.
*/
private Chapter() {
this(null);
}
/**
* @return The Chapter name.
*/
public String getName() {
return mName;
}
/**
* Set the chapter name.
*
* @param name The name of the chapter.
*/
public void setName(final String name) {
mName = name;
}
/**
* @return The VideoRecord for videoid or null if videoid is not in the chapter.
*/
public VideoRecord getVideoRecord(String videoid) {
return mVideos.get(videoid);
}
/**
* @return A map of video ids to VideoRecords.
*/
@JsonAnyGetter
public Map<String, VideoRecord> getVideos() {
return mVideos;
}
/**
* Set the VideoRecord for a video id.
* @param videoId the video id.
* @param video the VideoRecord.
*/
@JsonAnySetter
public void setVideoRecord(String videoId, VideoRecord video) {
mVideos.put(videoId, video);
}
/**
* Remove the VideoRecord for a video id.
* @param videoId The id to remove.
*/
public void removeVideoRecord(String videoId) {
mVideos.remove(videoId);
}
/**
* @return true if every required video has been completed.
*/
@JsonIgnore
public boolean isComplete() {
boolean complete = true;
for (VideoRecord r : mVideos.values()) {
if (r.getRequired() && !r.getComplete()) {
return false;
}
}
return complete;
}
/**
* @return the completion date for the chapter, or null if it has not been completed.
*/
@JsonIgnore
public Date getCompletionDate() {
Date latest = new Date(0);
for (VideoRecord video : mVideos.values()) {
if (video.getRequired() && !video.getComplete()) {
// Hey, this chapter isn't complete!
return null;
}
Date completionDate = video.getCompletionDate();
if (completionDate.after(latest)) {
latest = completionDate;
}
}
return latest;
}
/**
* Deeply clone a chapter.
*
* @return a new Chapter object identical but independent of this one.
*/
public Chapter clone() throws CloneNotSupportedException {
Chapter c = new Chapter(mName);
for (Map.Entry<String, VideoRecord> videoEntry : mVideos.entrySet()) {
c.setVideoRecord(videoEntry.getKey(), videoEntry.getValue().clone());
}
return c;
}
}
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