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.app.Fragment;
34import android.content.Context;
35import android.databinding.DataBindingUtil;
36import android.os.Bundle;
37import android.util.Log;
38import android.view.LayoutInflater;
39import android.view.View;
40import android.view.ViewGroup;
41
42import java.util.ArrayList;
43import java.util.List;
44
45import de.timroes.android.listview.EnhancedListView;
46import eu.siacs.conversations.Config;
47import eu.siacs.conversations.R;
48import eu.siacs.conversations.databinding.FragmentConversationsOverviewBinding;
49import eu.siacs.conversations.entities.Conversation;
50import eu.siacs.conversations.ui.adapter.ConversationAdapter;
51import eu.siacs.conversations.ui.interfaces.OnConversationArchived;
52import eu.siacs.conversations.ui.interfaces.OnConversationSelected;
53import eu.siacs.conversations.ui.util.PendingItem;
54
55public class ConversationsOverviewFragment extends XmppFragment implements EnhancedListView.OnDismissCallback {
56
57 private FragmentConversationsOverviewBinding binding;
58
59 private final List<Conversation> conversations = new ArrayList<>();
60 private ConversationAdapter conversationsAdapter;
61 private XmppActivity activity;
62
63 private final PendingItem<Conversation> swipedConversation = new PendingItem<>();
64
65 @Override
66 public void onAttach(Activity activity) {
67 super.onAttach(activity);
68 Log.d(Config.LOGTAG,"on attach");
69 if (activity instanceof XmppActivity) {
70 this.activity = (XmppActivity) activity;
71 } else {
72 throw new IllegalStateException("Trying to attach fragment to activity that is not an XmppActivity");
73 }
74 }
75
76 @Override
77 public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
78 Log.d(Config.LOGTAG,"onCreateView");
79 this.binding = DataBindingUtil.inflate(inflater, R.layout.fragment_conversations_overview, container, false);
80 this.binding.fab.setOnClickListener((view)-> StartConversationActivity.launch(getActivity()));
81
82 this.conversationsAdapter = new ConversationAdapter(this.activity, this.conversations);
83 this.binding.list.setAdapter(this.conversationsAdapter);
84 this.binding.list.setOnItemClickListener((parent, view, position, id) -> {
85 Conversation conversation = this.conversations.get(position);
86 if (activity instanceof OnConversationSelected) {
87 ((OnConversationSelected) activity).onConversationSelected(conversation);
88 } else {
89 Log.w(ConversationsOverviewFragment.class.getCanonicalName(),"Activity does not implement OnConversationSelected");
90 }
91 });
92 this.binding.list.setDismissCallback(this);
93 this.binding.list.enableSwipeToDismiss();
94 this.binding.list.setSwipeDirection(EnhancedListView.SwipeDirection.BOTH);
95 this.binding.list.setSwipingLayout(R.id.swipeable_item);
96 this.binding.list.setUndoStyle(EnhancedListView.UndoStyle.SINGLE_POPUP);
97 this.binding.list.setUndoHideDelay(5000);
98 this.binding.list.setRequireTouchBeforeDismiss(false);
99 return binding.getRoot();
100 }
101
102 @Override
103 void onBackendConnected() {
104 Log.d(Config.LOGTAG,"nice!");
105 refresh();
106 }
107
108 @Override
109 public void onStart() {
110 super.onStart();
111 Log.d(Config.LOGTAG,"ConversationsOverviewFragment.onStart()");
112 if (activity.xmppConnectionService != null) {
113 refresh();
114 }
115 }
116
117 @Override
118 public void onResume() {
119 super.onResume();
120 Log.d(Config.LOGTAG,"ConversationsOverviewFragment.onResume()");
121 }
122
123 @Override
124 void refresh() {
125 this.activity.xmppConnectionService.populateWithOrderedConversations(this.conversations);
126 Conversation removed = this.swipedConversation.peek();
127 if (removed != null) {
128 if (removed.isRead()) {
129 this.conversations.remove(removed);
130 } else {
131 this.binding.list.discardUndo(); //will be ignored during discard when conversation is unRead
132 }
133 }
134 this.conversationsAdapter.notifyDataSetChanged();
135 }
136
137 @Override
138 public EnhancedListView.Undoable onDismiss(EnhancedListView listView, int position) {
139 try {
140 swipedConversation.push(this.conversationsAdapter.getItem(position));
141 } catch (IndexOutOfBoundsException e) {
142 return null;
143 }
144 this.conversationsAdapter.remove(swipedConversation.peek());
145 this.activity.xmppConnectionService.markRead(swipedConversation.peek());
146
147 if (position == 0 && this.conversationsAdapter.getCount() == 0) {
148 final Conversation c = swipedConversation.pop();
149 activity.xmppConnectionService.archiveConversation(c);
150 if (activity instanceof OnConversationArchived) {
151 ((OnConversationArchived) activity).onConversationArchived(c);
152 }
153 return null;
154 }
155 final boolean formerlySelected = ConversationFragment.getConversation(getActivity()) == swipedConversation.peek();
156 if (activity instanceof OnConversationArchived) {
157 ((OnConversationArchived) activity).onConversationArchived(swipedConversation.peek());
158 }
159 return new EnhancedListView.Undoable() {
160
161 @Override
162 public void undo() {
163 Conversation c = swipedConversation.pop();
164 conversationsAdapter.insert(c, position);
165 if (formerlySelected) {
166 if (activity instanceof OnConversationSelected) {
167 ((OnConversationSelected) activity).onConversationSelected(c);
168 }
169 }
170 if (position > listView.getLastVisiblePosition()) {
171 listView.smoothScrollToPosition(position);
172 }
173 }
174
175 @Override
176 public void discard() {
177 Conversation c = swipedConversation.pop();
178 if (!c.isRead() && c.getMode() == Conversation.MODE_SINGLE) {
179 return;
180 }
181 activity.xmppConnectionService.archiveConversation(c);
182 }
183
184 @Override
185 public String getTitle() {
186 if (swipedConversation.peek().getMode() == Conversation.MODE_MULTI) {
187 return getResources().getString(R.string.title_undo_swipe_out_muc);
188 } else {
189 return getResources().getString(R.string.title_undo_swipe_out_conversation);
190 }
191 }
192 };
193 }
194
195 public static Conversation getSuggestion(Activity activity) {
196 Fragment fragment = activity.getFragmentManager().findFragmentById(R.id.main_fragment);
197 if (fragment != null && fragment instanceof ConversationsOverviewFragment) {
198 List<Conversation> conversations = ((ConversationsOverviewFragment) fragment).conversations;
199 if (conversations.size() > 0) {
200 return conversations.get(0);
201 }
202 }
203 return null;
204
205 }
206}