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/*
* Copyright 2018-2023 The Code Department.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.tcdng.unify.web.ui.widget.data;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import com.tcdng.unify.core.constant.FileAttachmentType;
import com.tcdng.unify.core.util.DataUtils;
/**
* File attachments information.
*
* @author The Code Department
* @since 1.0
*/
public class FileAttachmentsInfo {
private Object parentId;
private List attachmentInfoList;
private FileAttachmentType defaultType;
private String handlerName;
private int selectedIndex;
private int maxAutoItems;
private boolean viewTimestamped;
private boolean adhoc;
private boolean disabled;
/**
* Creates new instance of file attachments information in ad-hoc mode.
*
* @param defaultType
* the default file attachment type
* @param maxAutoItems
* the maximum number of attachments
*/
public FileAttachmentsInfo(FileAttachmentType defaultType, int maxAutoItems) {
this(null, defaultType, maxAutoItems);
}
/**
* Creates new instance of file attachments information in ad-hoc mode.
*
* @param parentId
* the ID of the entity that attachments are attached to.
* This is optional
* @param defaultType
* the default file attachment type
* @param maxAutoItems
* the maximum number of attachments
*/
public FileAttachmentsInfo(Object parentId, FileAttachmentType defaultType, int maxAutoItems) {
this.parentId = parentId;
this.defaultType = defaultType;
this.maxAutoItems = maxAutoItems;
this.attachmentInfoList = new ArrayList();
this.viewTimestamped = true;
this.adhoc = true;
this.attach();
}
/**
* Creates new instance of file attachments information in fixed mode.
*
* @param fileAttachmentInfo
* array of file attachment information.
*/
public FileAttachmentsInfo(FileAttachmentInfo... fileAttachmentInfo) {
this(null, Arrays.asList(fileAttachmentInfo));
}
/**
* Creates new instance of file attachments information in fixed mode.
*
* @param fileAttachmentInfoList
* list of file attachment information. Defines
* fixed list.
*/
public FileAttachmentsInfo(List fileAttachmentInfoList) {
this(null, fileAttachmentInfoList);
}
/**
* Creates new instance of file attachments information in fixed mode.
*
* @param parentId
* the ID of the entity that attachments are attached
* to. This is optional
* @param fileAttachmentInfo
* array of file attachment information.
*/
public FileAttachmentsInfo(Object parentId, FileAttachmentInfo... fileAttachmentInfo) {
this(parentId, Arrays.asList(fileAttachmentInfo));
}
/**
* Creates new instance of file attachments information in fixed mode.
*
* @param parentId
* the ID of the entity that attachments are
* attached to. This is optional
* @param fileAttachmentInfoList
* list of file attachment information. Defines
* fixed list.
*/
public FileAttachmentsInfo(Object parentId, List fileAttachmentInfoList) {
this.parentId = parentId;
this.maxAutoItems = 0;
this.defaultType = null;
this.attachmentInfoList = Collections.unmodifiableList(fileAttachmentInfoList);
this.viewTimestamped = true;
this.adhoc = false;
}
private FileAttachmentsInfo(Object parentId, List attachmentInfoList,
FileAttachmentType defaultType, String handlerName, int maxAutoItems, boolean viewTimestamped,
boolean adhoc) {
this.parentId = parentId;
this.attachmentInfoList = attachmentInfoList;
this.defaultType = defaultType;
this.handlerName = handlerName;
this.maxAutoItems = maxAutoItems;
this.viewTimestamped = viewTimestamped;
this.adhoc = adhoc;
}
public void attach() {
if (this.adhoc) {
if (!this.attachmentInfoList.isEmpty()) {
if (this.attachmentInfoList.get(this.attachmentInfoList.size() - 1).isEmpty()) {
return;
}
}
if (this.maxAutoItems > 0 && this.maxAutoItems <= this.attachmentInfoList.size()) {
return;
}
this.attachmentInfoList.add(new FileAttachmentInfo(defaultType));
}
}
public FileAttachmentInfo detach() {
FileAttachmentInfo result = null;
if (this.adhoc) {
result = this.attachmentInfoList.remove(this.selectedIndex);
this.attach();
} else {
result = this.attachmentInfoList.get(this.selectedIndex);
result.setFilename(null);
result.setAttachment(null);
}
return result;
}
public List getAttachmentInfoList() {
return attachmentInfoList;
}
public FileAttachmentInfo getSelectedAttachmentInfo() {
return this.attachmentInfoList.get(this.selectedIndex);
}
public FileAttachmentInfo getAttachmentInfo(int index) {
return this.attachmentInfoList.get(index);
}
public Object getParentId() {
return parentId;
}
public FileAttachmentType getDefaultType() {
return defaultType;
}
public int size() {
return this.attachmentInfoList.size();
}
public int getMaxAutoItems() {
return maxAutoItems;
}
public boolean isViewTimestamped() {
return viewTimestamped;
}
public boolean isAdhoc() {
return adhoc;
}
public boolean isDisabled() {
return disabled;
}
public void setDisabled(boolean disabled) {
this.disabled = disabled;
}
public int getSelectedIndex() {
return selectedIndex;
}
public void setSelectedIndex(int selectedIndex) {
this.selectedIndex = selectedIndex;
}
public String getHandlerName() {
return handlerName;
}
public void setHandlerName(String handlerName) {
this.handlerName = handlerName;
}
public static Builder newBuilder(Object parentId) {
return new Builder(parentId);
}
public static class Builder {
private Object parentId;
private Map attachmentInfos;
private FileAttachmentType defaultType;
private String handlerName;
private int maxAutoItems;
private boolean viewTimestamped;
private boolean adhoc;
public Builder(Object parentId) {
this.parentId = parentId;
}
public Builder defaultAttachmentType(FileAttachmentType defaultType) {
this.defaultType = defaultType;
return this;
}
public Builder attachmentHandler(String handlerName) {
this.handlerName = handlerName;
return this;
}
public Builder maxAutoItems(int maxAutoItems) {
this.maxAutoItems = maxAutoItems;
return this;
}
public Builder viewTimestamped(boolean viewTimestamped) {
this.viewTimestamped = viewTimestamped;
return this;
}
public Builder adhoc(boolean adhoc) {
this.adhoc = adhoc;
return this;
}
public Builder addFileAttachmentInfo(FileAttachmentType type, String name, String description) {
return this.addFileAttachmentInfo(type, name, description, null);
}
public Builder addFileAttachmentInfo(FileAttachmentType type, String name, String description,
String filename) {
checkAndEnsureAttachmentInfos(name);
attachmentInfos.put(name, new FileAttachmentInfo(type, name, description, filename));
return this;
}
public void checkAndEnsureAttachmentInfos(String name) {
if (attachmentInfos == null) {
attachmentInfos = new LinkedHashMap();
}
if (attachmentInfos.containsKey(name)) {
throw new RuntimeException(
"File attachment information with name [" + name + "] already exists in this object.");
}
}
public FileAttachmentsInfo build() {
List attachmentInfoList = null;
if (adhoc) {
attachmentInfoList = new ArrayList();
if (attachmentInfos != null) {
attachmentInfoList.addAll(attachmentInfos.values());
}
} else {
attachmentInfoList = Collections.emptyList();
if (attachmentInfos != null) {
attachmentInfoList = DataUtils.unmodifiableList(attachmentInfos.values());
}
}
return new FileAttachmentsInfo(parentId, attachmentInfoList, defaultType, handlerName, maxAutoItems,
viewTimestamped, adhoc);
}
}
}
