Java 如何将用户消息和历史记录保存到房间数据库
我正在开发一个聊天应用程序，我想使用聊天室数据库保存用户聊天历史记录和消息。这样，当用户启动应用程序时，他们可以看到以前的历史记录和消息 下面是我的User.java模型类，其中实现了用户模型属性Java 如何将用户消息和历史记录保存到房间数据库,java,android-room,greendao,Java,Android Room,Greendao,我正在开发一个聊天应用程序，我想使用聊天室数据库保存用户聊天历史记录和消息。这样，当用户启动应用程序时，他们可以看到以前的历史记录和消息 下面是我的User.java模型类，其中实现了用户模型属性 @Entity public class User implements IChatUser { @PrimaryKey(autoGenerate = true) private Integer id; @ColumnInfo(name = "name")
@Entity
public class User implements IChatUser {
@PrimaryKey(autoGenerate = true)
private Integer id;
@ColumnInfo(name = "name")
String name;
@Ignore
Bitmap icon;
public User() {
}
public User(int id, String name, Bitmap icon) {
this.id = id;
this.name = name;
this.icon = icon;
}
@Override
public String getId() {
return this.id.toString();
}
@Override
public String getName() {
return this.name;
}
public void setId(Integer id) {
this.id = id;
}
public void setName(String name) {
this.name = name;
}
@Override
public Bitmap getIcon() {
return this.icon;
}
@Override
public void setIcon(Bitmap icon) {
this.icon = icon;
}
}
@Dao
public interface UserDao {
@Query("SELECT * FROM user")
List<User> getUsers();
@Insert
void insert(User user);
@Delete
void delete(User user);
@Update
void update(User user);
}
public class MessengerActivity extends Activity{
@VisibleForTesting
protected static final int RIGHT_BUBBLE_COLOR = R.color.colorPrimaryDark;
@VisibleForTesting
protected static final int LEFT_BUBBLE_COLOR = R.color.gray300;
@VisibleForTesting
protected static final int BACKGROUND_COLOR = R.color.blueGray400;
@VisibleForTesting
protected static final int SEND_BUTTON_COLOR = R.color.blueGray500;
@VisibleForTesting
protected static final int SEND_ICON = R.drawable.ic_action_send;
@VisibleForTesting
protected static final int OPTION_BUTTON_COLOR = R.color.teal500;
@VisibleForTesting
protected static final int RIGHT_MESSAGE_TEXT_COLOR = Color.WHITE;
@VisibleForTesting
protected static final int LEFT_MESSAGE_TEXT_COLOR = Color.BLACK;
@VisibleForTesting
protected static final int USERNAME_TEXT_COLOR = Color.WHITE;
@VisibleForTesting
protected static final int SEND_TIME_TEXT_COLOR = Color.WHITE;
@VisibleForTesting
protected static final int DATA_SEPARATOR_COLOR = Color.WHITE;
@VisibleForTesting
protected static final int MESSAGE_STATUS_TEXT_COLOR = Color.WHITE;
@VisibleForTesting
protected static final String INPUT_TEXT_HINT = "New message..";
@VisibleForTesting
protected static final int MESSAGE_MARGIN = 5;
private ChatView mChatView;
private MessageList mMessageList;
private ArrayList<User> mUsers;
private int mReplyDelay = -1;
Realm realm;
private static final int READ_REQUEST_CODE = 100;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_messenger);
initUsers();
mChatView = findViewById(R.id.chat_view);
//Load saved messages
loadMessages(realm);
//Set UI parameters if you need
mChatView.setRightBubbleColor(ContextCompat.getColor(this,RIGHT_BUBBLE_COLOR));
mChatView.setLeftBubbleColor(ContextCompat.getColor(this, LEFT_BUBBLE_COLOR));
mChatView.setBackgroundColor(ContextCompat.getColor(this, BACKGROUND_COLOR));
mChatView.setSendButtonColor(ContextCompat.getColor(this, SEND_BUTTON_COLOR));
mChatView.setSendIcon(SEND_ICON);
mChatView.setOptionIcon(R.drawable.ic_account_circle);
mChatView.setOptionButtonColor(OPTION_BUTTON_COLOR);
mChatView.setRightMessageTextColor(RIGHT_MESSAGE_TEXT_COLOR);
mChatView.setLeftMessageTextColor(LEFT_MESSAGE_TEXT_COLOR);
mChatView.setUsernameTextColor(USERNAME_TEXT_COLOR);
mChatView.setSendTimeTextColor(SEND_TIME_TEXT_COLOR);
mChatView.setDateSeparatorColor(DATA_SEPARATOR_COLOR);
mChatView.setMessageStatusTextColor(MESSAGE_STATUS_TEXT_COLOR);
mChatView.setInputTextHint(INPUT_TEXT_HINT);
mChatView.setMessageMarginTop(MESSAGE_MARGIN);
mChatView.setMessageMarginBottom(MESSAGE_MARGIN);
mChatView.setMaxInputLine(5);
mChatView.setUsernameFontSize(getResources().getDimension(R.dimen.font_small));
mChatView.setInputType(InputType.TYPE_TEXT_FLAG_CAP_SENTENCES);
mChatView.setInputTextColor(ContextCompat.getColor(this, R.color.red500));
mChatView.setInputTextSize(TypedValue.COMPLEX_UNIT_SP, 20);
mChatView.setOnBubbleClickListener(new Message.OnBubbleClickListener() {
@Override
public void onClick(Message message) {
mChatView.updateMessageStatus(message, MyMessageStatusFormatter.STATUS_SEEN);
Toast.makeText(
MessengerActivity.this,
"click : " + message.getUser().getName() + " - " + message.getText(),
Toast.LENGTH_SHORT
).show();
}
});
mChatView.setOnIconClickListener(new Message.OnIconClickListener() {
@Override
public void onIconClick(Message message) {
Toast.makeText(
MessengerActivity.this,
"click : icon " + message.getUser().getName(),
Toast.LENGTH_SHORT
).show();
}
});
mChatView.setOnIconLongClickListener(new Message.OnIconLongClickListener() {
@Override
public void onIconLongClick(Message message) {
Toast.makeText(
MessengerActivity.this,
"Removed this message \n" + message.getText(),
Toast.LENGTH_SHORT
).show();
mChatView.getMessageView().remove(message);
}
});
//Click Send Button
mChatView.setOnClickSendButtonListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
initUsers();
//new message
Message message = new Message.Builder()
.setUser(mUsers.get(0))
.setRight(true)
.setText(mChatView.getInputText())
.hideIcon(true)
.setStatusIconFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusTextFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusStyle(Message.Companion.getSTATUS_ICON())
.setStatus(MyMessageStatusFormatter.STATUS_DELIVERED)
.build();
//Set to chat view
mChatView.send(message);
//Add message list
mMessageList.add(message);
//Reset edit text
mChatView.setInputText("");
receiveMessage(message.getText());
}
});
//Click option button
mChatView.setOnClickOptionButtonListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
showDialog();
}
});
}
private void openGallery() {
Intent intent;
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
intent = new Intent(Intent.ACTION_GET_CONTENT);
} else {
intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
intent.addCategory(Intent.CATEGORY_OPENABLE);
}
intent.setType("image/*");
startActivityForResult(intent, READ_REQUEST_CODE);
}
private void receiveMessage(String sendText) {
//Ignore hey
if (!sendText.contains("hey")) {
//Receive message
final Message receivedMessage = new Message.Builder()
.setUser(mUsers.get(1))
.setRight(false)
.setText(ChatBot.INSTANCE.talk(mUsers.get(0).getName(), sendText))
.setStatusIconFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusTextFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusStyle(Message.Companion.getSTATUS_ICON())
.setStatus(MyMessageStatusFormatter.STATUS_DELIVERED)
.build();
if (sendText.equals( Message.Type.PICTURE.name())) {
receivedMessage.setText("Nice!");
}
// This is a demo bot
// Return within 3 seconds
if (mReplyDelay < 0) {
mReplyDelay = (new Random().nextInt(4) + 1) * 1000;
}
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
mChatView.receive(receivedMessage);
//Add message list
mMessageList.add(receivedMessage);
}
}, mReplyDelay);
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode != READ_REQUEST_CODE || resultCode != RESULT_OK || data == null) {
return;
}
Uri uri = data.getData();
try {
Bitmap picture = MediaStore.Images.Media.getBitmap(getContentResolver(), uri);
Message message = new Message.Builder()
.setRight(true)
.setText(Message.Type.PICTURE.name())
.setUser(mUsers.get(0))
.hideIcon(true)
.setPicture(picture)
.setType(Message.Type.PICTURE)
.setStatusIconFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusStyle(Message.Companion.getSTATUS_ICON())
.setStatus(MyMessageStatusFormatter.STATUS_DELIVERED)
.build();
mChatView.send(message);
//Add message list
mMessageList.add(message);
receiveMessage(Message.Type.PICTURE.name());
} catch (IOException e) {
e.printStackTrace();
Toast.makeText(this, getString(R.string.error), Toast.LENGTH_SHORT).show();
}
}
private void initUsers() {
mUsers = new ArrayList<>();
//User id
int myId = 0;
//User icon
Bitmap myIcon = BitmapFactory.decodeResource(getResources(), R.drawable.face_2);
//User name
String myName = "Michael";
int yourId = 1;
Bitmap yourIcon = BitmapFactory.decodeResource(getResources(), R.drawable.face_1);
String yourName = "Emily";
final User me = new User(myId, myName, myIcon);
final User you = new User(yourId, yourName, yourIcon);
mUsers.add(me);
mUsers.add(you);
}
/**
* Load saved messages
* @param realm
*/
private void loadMessages(Realm realm) {
List<Message> messages = new ArrayList<>();
mMessageList = AppData.getMessageList(this);
if (mMessageList == null) {
mMessageList = new MessageList();
} else {
for (int i = 0; i < mMessageList.size(); i++) {
Message message = mMessageList.get(i);
//Set extra info because they were removed before save messages.
for (IChatUser user : mUsers) {
if (message.getUser().getId().equals(user.getId())) {
message.getUser().setIcon(user.getIcon());
}
}
if (!message.isDateCell() && message.isRight()) {
message.hideIcon(true);
}
message.setStatusStyle(Message.Companion.getSTATUS_ICON_RIGHT_ONLY());
message.setStatusIconFormatter(new MyMessageStatusFormatter(this));
message.setStatus(MyMessageStatusFormatter.STATUS_DELIVERED);
messages.add(message);
}
}
MessageView messageView = mChatView.getMessageView();
messageView.init(messages);
messageView.setSelection(messageView.getCount() - 1);
}
@Override
public void onResume() {
super.onResume();
initUsers();
}
@Override
public void onPause() {
super.onPause();
//Save message
mMessageList = new MessageList();
mMessageList.setMessages(mChatView.getMessageView().getMessageList());
AppData.putMessageList(this, mMessageList);
}
@VisibleForTesting
public ArrayList<User> getUsers() {
return mUsers;
}
public void setReplyDelay(int replyDelay) {
mReplyDelay = replyDelay;
}
private void showDialog() {
final String[] items = {
getString(R.string.send_picture),
getString(R.string.clear_messages)
};
new AlertDialog.Builder(this)
.setTitle(getString(R.string.options))
.setItems(items, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int position) {
switch (position) {
case 0 :
openGallery();
break;
case 1:
mChatView.getMessageView().removeAll();
break;
}
}
})
.show();
}
}
公共类信使活动扩展活动{
@可视性测试
受保护的静态最终整数右\u气泡\u颜色=R.COLOR.colorPrimaryDark；
@可视性测试
受保护的静态最终整型左\u气泡\u颜色=R.COLOR.gray300；
@可视性测试
受保护的静态最终整型背景色=R.COLOR.blueGray400；
@可视性测试
受保护的静态最终int发送按钮\u COLOR=R.COLOR.blueGray500；
@可视性测试
受保护的静态最终int发送图标=R.drawable.ic\u动作发送；
@可视性测试
受保护的静态最终整数选项\u按钮\u颜色=R.COLOR.teal500；
@可视性测试
受保护的静态最终整数右\消息\文本\颜色=COLOR.WHITE；
@可视性测试
受保护的静态最终整型左\消息\文本\颜色=COLOR.BLACK；
@可视性测试
受保护的静态最终int用户名\文本\颜色=COLOR.WHITE；
@可视性测试
受保护的静态最终int发送\时间\文本\颜色=COLOR.WHITE；
@可视性测试
受保护的静态最终整数数据\u分隔符\u COLOR=COLOR.WHITE；
@可视性测试
受保护的静态最终整型消息\u状态\u文本\u颜色=COLOR.WHITE；
@可视性测试
受保护的静态最终字符串输入\u TEXT\u HINT=“新建消息..”；
@可视性测试
受保护的静态最终int消息_边距=5；
私人聊天室视图；
私人消息列表；
私人艺术博物馆；
private int mReplyDelay=-1；
境界；
专用静态最终整型读取请求代码=100；
@凌驾
创建时的公共void（Bundle savedInstanceState）{
super.onCreate（savedInstanceState）；
setContentView（R.layout.activity\u messenger）；
initUsers（）；
mChatView=findviewbyd（R.id.chat\u视图）；
//加载保存的邮件
加载消息（领域）；
//如果需要，请设置UI参数
mChatView.setRightBubbleColor（ContextCompat.getColor（这个，右泡泡颜色））；
setLeftBubbleColor（ContextCompat.getColor（这个，leftBubbleColor））；
setBackgroundColor（ContextCompat.getColor（this，BACKGROUND_COLOR））；
mChatView.setSendButtonColor（ContextCompat.getColor（这个，发送按钮颜色））；
mChatView.setSendIcon（发送图标）；
mChatView.setOptionIcon（R.drawable.ic\u account\u circle）；
mChatView.setOptionButtonColor（选项按钮颜色）；
mChatView.setRightMessageTextColor（右消息文本颜色）；
setLeftMessageTextColor（LEFT_MESSAGE_TEXT_COLOR）；
setUsernameTextColor（用户名\文本\颜色）；
mChatView.setSendTimeTextColor（发送时间文本颜色）；
setDateSeparatorColor（数据分隔符颜色）；
设置消息状态文本颜色（消息状态文本颜色）；
setInputTextHint（输入文本提示）；
mChatView.setMessageMarginTop（MESSAGE_MARGIN）；
mChatView.setMessageMarginBottom（MESSAGE_MARGIN）；
mChatView.setMaxInputLine（5）；
mChatView.setUsernameFontSize（getResources（）.getDimension（R.dimen.font_-small））；
mChatView.setInputType（InputType.TYPE\u TEXT\u FLAG\u CAP\u句）；
mChatView.setInputTextColor（ContextCompat.getColor（this，R.color.red500））；
mChatView.setInputTextSize（TypedValue.COMPLEX\u UNIT\u SP，20）；
mChatView.setOnBubbleClickListener（新消息.OnBubbleClickListener（）{
@凌驾
公共void onClick（消息消息）{
mChatView.updateMessageStatus（消息，MyMessageStatusFormatter.STATUS_SEEN）；
Toast.makeText(
信使，这个，
单击：“+message.getUser（）.getName（）+”-“+message.getText（），
吐司长度
).show（）；
}
});
mChatView.setOnClickListener（新消息.OnIconClickListener（）{
@凌驾
公共无效OnClick（消息消息）{
Toast.makeText(
信使，这个，
“单击：图标”+消息.getUser（）.getName（），
吐司长度
).show（）；
}
});
mChatView.setOnOnLongClickListener（新消息.OnIconLongClickListener（）{
@凌驾
public void onlonglick（消息消息）{
Toast.makeText(
信使，这个，
“已删除此邮件\n”+邮件.getText（），
吐司长度
).show（）；
mChatView.getMessageView（）.remove（消息）；
}
});
//单击发送按钮
mChatView.setOnClickSendButtonListener（新视图.OnClickListener（）{
@凌驾
公共void onClick（视图）{
initUsers（）；
//新消息
Message Message=new Message.Builder（）
.setUser（mUsers.get（0））
.setRight（正确）
.setText（mChatView.getInputText（））
.hideIcon（对）
.SetStatuseComformatter（新的MyMessageStatusFormatter（MessengerActivity.this））
.setStatusTextFormatter（新的MyMessageStatusFormatter（Messenger活动.this））
.setStatusStyle（Message.Companion.getSTATUS_ICON（））
.setStatus（MyMessageStatusFormatter.STATUS_已交付）
.build（）；
//设置为聊天视图
mChatView.s
public class MessengerActivity extends Activity{
@VisibleForTesting
protected static final int RIGHT_BUBBLE_COLOR = R.color.colorPrimaryDark;
@VisibleForTesting
protected static final int LEFT_BUBBLE_COLOR = R.color.gray300;
@VisibleForTesting
protected static final int BACKGROUND_COLOR = R.color.blueGray400;
@VisibleForTesting
protected static final int SEND_BUTTON_COLOR = R.color.blueGray500;
@VisibleForTesting
protected static final int SEND_ICON = R.drawable.ic_action_send;
@VisibleForTesting
protected static final int OPTION_BUTTON_COLOR = R.color.teal500;
@VisibleForTesting
protected static final int RIGHT_MESSAGE_TEXT_COLOR = Color.WHITE;
@VisibleForTesting
protected static final int LEFT_MESSAGE_TEXT_COLOR = Color.BLACK;
@VisibleForTesting
protected static final int USERNAME_TEXT_COLOR = Color.WHITE;
@VisibleForTesting
protected static final int SEND_TIME_TEXT_COLOR = Color.WHITE;
@VisibleForTesting
protected static final int DATA_SEPARATOR_COLOR = Color.WHITE;
@VisibleForTesting
protected static final int MESSAGE_STATUS_TEXT_COLOR = Color.WHITE;
@VisibleForTesting
protected static final String INPUT_TEXT_HINT = "New message..";
@VisibleForTesting
protected static final int MESSAGE_MARGIN = 5;
private ChatView mChatView;
private MessageList mMessageList;
private ArrayList<User> mUsers;
private int mReplyDelay = -1;
Realm realm;
private static final int READ_REQUEST_CODE = 100;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_messenger);
initUsers();
mChatView = findViewById(R.id.chat_view);
//Load saved messages
loadMessages(realm);
//Set UI parameters if you need
mChatView.setRightBubbleColor(ContextCompat.getColor(this,RIGHT_BUBBLE_COLOR));
mChatView.setLeftBubbleColor(ContextCompat.getColor(this, LEFT_BUBBLE_COLOR));
mChatView.setBackgroundColor(ContextCompat.getColor(this, BACKGROUND_COLOR));
mChatView.setSendButtonColor(ContextCompat.getColor(this, SEND_BUTTON_COLOR));
mChatView.setSendIcon(SEND_ICON);
mChatView.setOptionIcon(R.drawable.ic_account_circle);
mChatView.setOptionButtonColor(OPTION_BUTTON_COLOR);
mChatView.setRightMessageTextColor(RIGHT_MESSAGE_TEXT_COLOR);
mChatView.setLeftMessageTextColor(LEFT_MESSAGE_TEXT_COLOR);
mChatView.setUsernameTextColor(USERNAME_TEXT_COLOR);
mChatView.setSendTimeTextColor(SEND_TIME_TEXT_COLOR);
mChatView.setDateSeparatorColor(DATA_SEPARATOR_COLOR);
mChatView.setMessageStatusTextColor(MESSAGE_STATUS_TEXT_COLOR);
mChatView.setInputTextHint(INPUT_TEXT_HINT);
mChatView.setMessageMarginTop(MESSAGE_MARGIN);
mChatView.setMessageMarginBottom(MESSAGE_MARGIN);
mChatView.setMaxInputLine(5);
mChatView.setUsernameFontSize(getResources().getDimension(R.dimen.font_small));
mChatView.setInputType(InputType.TYPE_TEXT_FLAG_CAP_SENTENCES);
mChatView.setInputTextColor(ContextCompat.getColor(this, R.color.red500));
mChatView.setInputTextSize(TypedValue.COMPLEX_UNIT_SP, 20);
mChatView.setOnBubbleClickListener(new Message.OnBubbleClickListener() {
@Override
public void onClick(Message message) {
mChatView.updateMessageStatus(message, MyMessageStatusFormatter.STATUS_SEEN);
Toast.makeText(
MessengerActivity.this,
"click : " + message.getUser().getName() + " - " + message.getText(),
Toast.LENGTH_SHORT
).show();
}
});
mChatView.setOnIconClickListener(new Message.OnIconClickListener() {
@Override
public void onIconClick(Message message) {
Toast.makeText(
MessengerActivity.this,
"click : icon " + message.getUser().getName(),
Toast.LENGTH_SHORT
).show();
}
});
mChatView.setOnIconLongClickListener(new Message.OnIconLongClickListener() {
@Override
public void onIconLongClick(Message message) {
Toast.makeText(
MessengerActivity.this,
"Removed this message \n" + message.getText(),
Toast.LENGTH_SHORT
).show();
mChatView.getMessageView().remove(message);
}
});
//Click Send Button
mChatView.setOnClickSendButtonListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
initUsers();
//new message
Message message = new Message.Builder()
.setUser(mUsers.get(0))
.setRight(true)
.setText(mChatView.getInputText())
.hideIcon(true)
.setStatusIconFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusTextFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusStyle(Message.Companion.getSTATUS_ICON())
.setStatus(MyMessageStatusFormatter.STATUS_DELIVERED)
.build();
//Set to chat view
mChatView.send(message);
//Add message list
mMessageList.add(message);
//Reset edit text
mChatView.setInputText("");
receiveMessage(message.getText());
}
});
//Click option button
mChatView.setOnClickOptionButtonListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
showDialog();
}
});
}
private void openGallery() {
Intent intent;
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
intent = new Intent(Intent.ACTION_GET_CONTENT);
} else {
intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
intent.addCategory(Intent.CATEGORY_OPENABLE);
}
intent.setType("image/*");
startActivityForResult(intent, READ_REQUEST_CODE);
}
private void receiveMessage(String sendText) {
//Ignore hey
if (!sendText.contains("hey")) {
//Receive message
final Message receivedMessage = new Message.Builder()
.setUser(mUsers.get(1))
.setRight(false)
.setText(ChatBot.INSTANCE.talk(mUsers.get(0).getName(), sendText))
.setStatusIconFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusTextFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusStyle(Message.Companion.getSTATUS_ICON())
.setStatus(MyMessageStatusFormatter.STATUS_DELIVERED)
.build();
if (sendText.equals( Message.Type.PICTURE.name())) {
receivedMessage.setText("Nice!");
}
// This is a demo bot
// Return within 3 seconds
if (mReplyDelay < 0) {
mReplyDelay = (new Random().nextInt(4) + 1) * 1000;
}
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
mChatView.receive(receivedMessage);
//Add message list
mMessageList.add(receivedMessage);
}
}, mReplyDelay);
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode != READ_REQUEST_CODE || resultCode != RESULT_OK || data == null) {
return;
}
Uri uri = data.getData();
try {
Bitmap picture = MediaStore.Images.Media.getBitmap(getContentResolver(), uri);
Message message = new Message.Builder()
.setRight(true)
.setText(Message.Type.PICTURE.name())
.setUser(mUsers.get(0))
.hideIcon(true)
.setPicture(picture)
.setType(Message.Type.PICTURE)
.setStatusIconFormatter(new MyMessageStatusFormatter(MessengerActivity.this))
.setStatusStyle(Message.Companion.getSTATUS_ICON())
.setStatus(MyMessageStatusFormatter.STATUS_DELIVERED)
.build();
mChatView.send(message);
//Add message list
mMessageList.add(message);
receiveMessage(Message.Type.PICTURE.name());
} catch (IOException e) {
e.printStackTrace();
Toast.makeText(this, getString(R.string.error), Toast.LENGTH_SHORT).show();
}
}
private void initUsers() {
mUsers = new ArrayList<>();
//User id
int myId = 0;
//User icon
Bitmap myIcon = BitmapFactory.decodeResource(getResources(), R.drawable.face_2);
//User name
String myName = "Michael";
int yourId = 1;
Bitmap yourIcon = BitmapFactory.decodeResource(getResources(), R.drawable.face_1);
String yourName = "Emily";
final User me = new User(myId, myName, myIcon);
final User you = new User(yourId, yourName, yourIcon);
mUsers.add(me);
mUsers.add(you);
}
/**
* Load saved messages
* @param realm
*/
private void loadMessages(Realm realm) {
List<Message> messages = new ArrayList<>();
mMessageList = AppData.getMessageList(this);
if (mMessageList == null) {
mMessageList = new MessageList();
} else {
for (int i = 0; i < mMessageList.size(); i++) {
Message message = mMessageList.get(i);
//Set extra info because they were removed before save messages.
for (IChatUser user : mUsers) {
if (message.getUser().getId().equals(user.getId())) {
message.getUser().setIcon(user.getIcon());
}
}
if (!message.isDateCell() && message.isRight()) {
message.hideIcon(true);
}
message.setStatusStyle(Message.Companion.getSTATUS_ICON_RIGHT_ONLY());
message.setStatusIconFormatter(new MyMessageStatusFormatter(this));
message.setStatus(MyMessageStatusFormatter.STATUS_DELIVERED);
messages.add(message);
}
}
MessageView messageView = mChatView.getMessageView();
messageView.init(messages);
messageView.setSelection(messageView.getCount() - 1);
}
@Override
public void onResume() {
super.onResume();
initUsers();
}
@Override
public void onPause() {
super.onPause();
//Save message
mMessageList = new MessageList();
mMessageList.setMessages(mChatView.getMessageView().getMessageList());
AppData.putMessageList(this, mMessageList);
}
@VisibleForTesting
public ArrayList<User> getUsers() {
return mUsers;
}
public void setReplyDelay(int replyDelay) {
mReplyDelay = replyDelay;
}
private void showDialog() {
final String[] items = {
getString(R.string.send_picture),
getString(R.string.clear_messages)
};
new AlertDialog.Builder(this)
.setTitle(getString(R.string.options))
.setItems(items, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int position) {
switch (position) {
case 0 :
openGallery();
break;
case 1:
mChatView.getMessageView().removeAll();
break;
}
}
})
.show();
}
}