1/*
2 * Copyright (c) 2018, Daniel Gultsch All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification,
5 * are permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation and/or
12 * other materials provided with the distribution.
13 *
14 * 3. Neither the name of the copyright holder nor the names of its contributors
15 * may be used to endorse or promote products derived from this software without
16 * specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
25 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30package eu.siacs.conversations.ui;
31
32import android.app.Activity;
33import android.content.Context;
34import android.databinding.DataBindingUtil;
35import android.os.Bundle;
36import android.util.Log;
37import android.view.LayoutInflater;
38import android.view.View;
39import android.view.ViewGroup;
40
41import java.util.ArrayList;
42import java.util.List;
43
44import de.timroes.android.listview.EnhancedListView;
45import eu.siacs.conversations.Config;
46import eu.siacs.conversations.R;
47import eu.siacs.conversations.databinding.FragmentConversationsOverviewBinding;
48import eu.siacs.conversations.entities.Conversation;
49import eu.siacs.conversations.ui.adapter.ConversationAdapter;
50import eu.siacs.conversations.ui.interfaces.OnConversationArchived;
51import eu.siacs.conversations.ui.interfaces.OnConversationSelected;
52import eu.siacs.conversations.ui.util.PendingItem;
53
54public class ConversationsOverviewFragment extends XmppFragment implements EnhancedListView.OnDismissCallback {
55
56 private FragmentConversationsOverviewBinding binding;
57
58 private final List<Conversation> conversations = new ArrayList<>();
59 private ConversationAdapter conversationsAdapter;
60 private XmppActivity activity;
61
62 private final PendingItem<Conversation> swipedConversation = new PendingItem<>();
63
64 @Override
65 public void onAttach(Activity activity) {
66 super.onAttach(activity);
67 Log.d(Config.LOGTAG,"on attach");
68 if (activity instanceof XmppActivity) {
69 this.activity = (XmppActivity) activity;
70 } else {
71 throw new IllegalStateException("Trying to attach fragment to activity that is not an XmppActivity");
72 }
73 }
74
75 @Override
76 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
77 Log.d(Config.LOGTAG,"onCreateView");
78 this.binding = DataBindingUtil.inflate(inflater, R.layout.fragment_conversations_overview, container, false);
79 this.binding.fab.setOnClickListener((view)-> StartConversationActivity.launch(getActivity()));
80
81 this.conversationsAdapter = new ConversationAdapter(this.activity, this.conversations);
82 this.binding.list.setAdapter(this.conversationsAdapter);
83 this.binding.list.setOnItemClickListener((parent, view, position, id) -> {
84 Conversation conversation = this.conversations.get(position);
85 if (activity instanceof OnConversationSelected) {
86 ((OnConversationSelected) activity).onConversationSelected(conversation);
87 } else {
88 Log.w(ConversationsOverviewFragment.class.getCanonicalName(),"Activity does not implement OnConversationSelected");
89 }
90 });
91 this.binding.list.setDismissCallback(this);
92 this.binding.list.enableSwipeToDismiss();
93 this.binding.list.setSwipeDirection(EnhancedListView.SwipeDirection.BOTH);
94 this.binding.list.setSwipingLayout(R.id.swipeable_item);
95 this.binding.list.setUndoStyle(EnhancedListView.UndoStyle.SINGLE_POPUP);
96 this.binding.list.setUndoHideDelay(5000);
97 this.binding.list.setRequireTouchBeforeDismiss(false);
98 return binding.getRoot();
99 }
100
101 @Override
102 void onBackendConnected() {
103 Log.d(Config.LOGTAG,"nice!");
104 refresh();
105 }
106
107 @Override
108 public void onStart() {
109 super.onStart();
110 Log.d(Config.LOGTAG,"ConversationsOverviewFragment.onStart()");
111 if (activity.xmppConnectionService != null) {
112 refresh();
113 }
114 }
115
116 @Override
117 public void onResume() {
118 super.onResume();
119 Log.d(Config.LOGTAG,"ConversationsOverviewFragment.onResume()");
120 }
121
122 @Override
123 void refresh() {
124 this.activity.xmppConnectionService.populateWithOrderedConversations(this.conversations);
125 Conversation removed = this.swipedConversation.peek();
126 if (removed != null) {
127 if (removed.isRead()) {
128 this.conversations.remove(removed);
129 } else {
130 this.binding.list.discardUndo(); //will be ignored during discard when conversation is unRead
131 }
132 }
133 this.conversationsAdapter.notifyDataSetChanged();
134 }
135
136 @Override
137 public EnhancedListView.Undoable onDismiss(EnhancedListView listView, int position) {
138 try {
139 swipedConversation.push(this.conversationsAdapter.getItem(position));
140 } catch (IndexOutOfBoundsException e) {
141 return null;
142 }
143 this.conversationsAdapter.remove(swipedConversation.peek());
144 this.activity.xmppConnectionService.markRead(swipedConversation.peek());
145
146 if (position == 0 && this.conversationsAdapter.getCount() == 0) {
147 final Conversation c = swipedConversation.pop();
148 activity.xmppConnectionService.archiveConversation(c);
149 if (activity instanceof OnConversationArchived) {
150 ((OnConversationArchived) activity).onConversationArchived(c);
151 }
152 return null;
153 }
154 final boolean formerlySelected = ConversationFragment.getConversation(getActivity()) == swipedConversation.peek();
155 if (activity instanceof OnConversationArchived) {
156 ((OnConversationArchived) activity).onConversationArchived(swipedConversation.peek());
157 }
158 return new EnhancedListView.Undoable() {
159
160 @Override
161 public void undo() {
162 Conversation c = swipedConversation.pop();
163 conversationsAdapter.insert(c, position);
164 if (formerlySelected) {
165 if (activity instanceof OnConversationSelected) {
166 ((OnConversationSelected) activity).onConversationSelected(c);
167 }
168 }
169 if (position > listView.getLastVisiblePosition()) {
170 listView.smoothScrollToPosition(position);
171 }
172 }
173
174 @Override
175 public void discard() {
176 Conversation c = swipedConversation.pop();
177 if (!c.isRead() && c.getMode() == Conversation.MODE_SINGLE) {
178 return;
179 }
180 activity.xmppConnectionService.archiveConversation(c);
181 }
182
183 @Override
184 public String getTitle() {
185 if (swipedConversation.peek().getMode() == Conversation.MODE_MULTI) {
186 return getResources().getString(R.string.title_undo_swipe_out_muc);
187 } else {
188 return getResources().getString(R.string.title_undo_swipe_out_conversation);
189 }
190 }
191 };
192 }
193}