ChatActivity

java.lang.Object
- android.app.Activity
- - android.support.v4.app.FragmentActivity
  - - android.support.v7.app.AppCompatActivity
    - - com.nsqre.insquare.Activities.ChatActivity

All Implemented Interfaces:

android.support.v4.app.ActivityCompat.OnRequestPermissionsResultCallback, android.support.v4.app.ActivityCompatApi23.RequestPermissionsRequestCodeValidator, android.support.v4.app.TaskStackBuilder.SupportParentable, android.support.v7.app.ActionBarDrawerToggle.DelegateProvider, android.support.v7.app.AppCompatCallback, com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener, MessageAdapter.ChatMessageClickListener
```
public class ChatActivity
extends android.support.v7.app.AppCompatActivity
implements MessageAdapter.ChatMessageClickListener, com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener
```
This activity lets the user chat in a Square, using a socket.io chat

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

private class ChatActivity.UiCallback
Manages the callbacks for the upload of a photo

Nested Classes
Modifier and Type	Class and Description
`private class`	`ChatActivity.UiCallback` Manages the callbacks for the upload of a photo

Field Summary

Fields
Modifier and Type	Field and Description
`private ChatActivity`	`ca`
`private EditText`	`chatEditText`
`private java.io.File`	`chosenFile`
`static int`	`FILE_PICK`
`private java.util.Locale`	`format`
`private boolean`	`isScrolled`
`private android.support.v7.widget.RecyclerView.LayoutManager`	`layoutManager`
`private MessageAdapter`	`messageAdapter`
`private BroadcastReceiver`	`messageReceiver` Receives the notification from the ChatService that some message has been sent, so it updates the view
`private Menu`	`mMenu`
`private BroadcastReceiver`	`mMessageReceiver` Receiver for the event of deletion of the square that shows an appropriate alert and prevents the user from sending other messages.
`private InSquareProfile`	`mProfile` The InSquareProfile of the current user
`private com.github.nkzawa.socketio.client.Socket`	`mSocket`
`private Square`	`mSquare`
`private java.lang.String`	`mSquareId`
`private java.lang.String`	`mSquareName`
`private com.google.android.gms.analytics.Tracker`	`mTracker`
`private java.lang.String`	`mUserId`
`private java.lang.String`	`mUsername`
`private com.github.nkzawa.emitter.Emitter.Listener`	`onConnectError` Notifies if the connection to the socket has failed
`private com.github.nkzawa.emitter.Emitter.Listener`	`onNewMessage` Receives the event from socket for a new message to display and it displays it
`private com.github.nkzawa.emitter.Emitter.Listener`	`onPing` Receives an event from socket to keep the connection alive(to not let it timeout)
`private com.github.nkzawa.emitter.Emitter.Listener`	`onSendMessage` Receives the event from socket for a new message sent and it displays it
`private java.util.HashMap<java.lang.String,java.util.ArrayList<Message>>`	`outgoingMessages`
`private java.util.LinkedList<java.lang.Integer>`	`positions`
`static int`	`RECENT_MESSAGES_NUM`
`private android.support.v7.widget.RecyclerView`	`recyclerView`
`private static int`	`REQUEST_CODE_ASK_MULTIPLE_PERMISSIONS`
`private ImageButton`	`sendButton`
`private static java.lang.String`	`TAG`
`private android.support.v7.widget.Toolbar`	`toolbar`
`private ImageView`	`toolbarCircle`
`private int`	`toolbarCircleColor`
`private TextView`	`toolbarCircleInitials`
`private java.lang.String`	`toolbarInitials`
`private TextView`	`toolbarName`
`private static long`	`TYPING_TIMER_LENGTH`
`private Upload`	`upload`

Constructor Summary

Constructors
Constructor and Description

ChatActivity()

Constructors
Constructor and Description
`ChatActivity()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`private void`	`addMessage(Message m)` Adds a message to the view
`private boolean`	`addPermission(java.util.List<java.lang.String> permissionsList, java.lang.String permission)`
`private void`	`attemptSend()` Attempts to send a message through ChatService, if the message is valid
`private void`	`attemptSendFoto(java.lang.String fotoURL)` Attempts to send a message through ChatService, if the message is valid
`private void`	`chooseFileIntent()` Opens a dialog to let the user choose the image to send
`private void`	`clearInput()`
`private void`	`createUpload(java.io.File image)` Creates an Upload object out of a File one
`void`	`favouriteSquare(int method, Square square)` Creates a Volley request to put/remove a square in/from the favourite squares list, then calls updateList
`private void`	`getRecentMessages(int quantity)` Creates a Volley request to download the messages present in a particular square, then it adds the results to the view
`private void`	`insertPhotoWrapper()` Checks if the app has permissions.
`protected void`	`onActivityResult(int requestCode, int resultCode, Intent data)` If the user has correctly chosen an image, calls uploadImage() to upload it
`void`	`onConnectionFailed(com.google.android.gms.common.ConnectionResult connectionResult)`
`protected void`	`onCreate(Bundle savedInstanceState)` Initializes the socket.io components, downloads the messages present in the chat, tries to send messages in the outgoing list and eventually puts to zero the notification counter for this chat
`boolean`	`onCreateOptionsMenu(Menu menu)`
`protected void`	`onDestroy()`
`void`	`onItemClick(int position, View v)`
`boolean`	`onOptionsItemSelected(MenuItem item)` Manages the option menu items
`protected void`	`onPause()` Turns off the connection to socket
`void`	`onRequestPermissionsResult(int requestCode, java.lang.String[] permissions, int[] grantResults)`
`protected void`	`onResume()`
`protected void`	`onStart()` Initializes some values and emits an event so the server knows the user is connected to the chat
`protected void`	`onStop()`
`private void`	`setupToolbar()` Sets up the toolbar for the ChatActivity
`private void`	`showMessageOKCancel(java.lang.String message, DialogInterface.OnClickListener okListener)` Shows a certain message on the screen with an OK and a Cancel buttons.
`void`	`uploadImage()` Uploads the image on Imgur

Methods inherited from class android.support.v7.app.AppCompatActivity
addContentView, dispatchKeyEvent, findViewById, getDelegate, getDrawerToggleDelegate, getMenuInflater, getSupportActionBar, getSupportParentActivityIntent, invalidateOptionsMenu, onConfigurationChanged, onContentChanged, onCreateSupportNavigateUpTaskStack, onMenuItemSelected, onMenuOpened, onPanelClosed, onPostCreate, onPostResume, onPrepareSupportNavigateUpTaskStack, onSaveInstanceState, onSupportActionModeFinished, onSupportActionModeStarted, onSupportContentChanged, onSupportNavigateUp, onTitleChanged, onWindowStartingSupportActionMode, setContentView, setContentView, setContentView, setSupportActionBar, setSupportProgress, setSupportProgressBarIndeterminate, setSupportProgressBarIndeterminateVisibility, setSupportProgressBarVisibility, setTheme, startSupportActionMode, supportInvalidateOptionsMenu, supportNavigateUpTo, supportRequestWindowFeature, supportShouldUpRecreateTask

Methods inherited from class android.support.v4.app.FragmentActivity
dump, getLastCustomNonConfigurationInstance, getSupportFragmentManager, getSupportLoaderManager, getSupportMediaController, onAttachFragment, onBackPressed, onCreatePanelMenu, onKeyDown, onLowMemory, onNewIntent, onPrepareOptionsPanel, onPreparePanel, onResumeFragments, onRetainCustomNonConfigurationInstance, onRetainNonConfigurationInstance, onStateNotSaved, setEnterSharedElementCallback, setExitSharedElementCallback, setSupportMediaController, startActivityForResult, startActivityFromFragment, startActivityFromFragment, supportFinishAfterTransition, supportPostponeEnterTransition, supportStartPostponedEnterTransition, validateRequestPermissionsRequestCode

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - TAG
```
private static final java.lang.String TAG
```
    See Also:
    
    Constant Field Values
  - TYPING_TIMER_LENGTH
```
private static final long TYPING_TIMER_LENGTH
```
    See Also:
    
    Constant Field Values
  - RECENT_MESSAGES_NUM
```
public static final int RECENT_MESSAGES_NUM
```
    See Also:
    
    Constant Field Values
  - recyclerView
```
private android.support.v7.widget.RecyclerView recyclerView
```
  - messageAdapter
```
private MessageAdapter messageAdapter
```
  - layoutManager
```
private android.support.v7.widget.RecyclerView.LayoutManager layoutManager
```
  - chatEditText
```
private EditText chatEditText
```
  - mSocket
```
private com.github.nkzawa.socketio.client.Socket mSocket
```
  - mProfile
```
private InSquareProfile mProfile
```
    The InSquareProfile of the current user
    
    See Also:
    
    InSquareProfile
  - mMenu
```
private Menu mMenu
```
  - mSquare
```
private Square mSquare
```
  - mSquareId
```
private java.lang.String mSquareId
```
  - mSquareName
```
private java.lang.String mSquareName
```
  - mUsername
```
private java.lang.String mUsername
```
  - mUserId
```
private java.lang.String mUserId
```
  - toolbar
```
private android.support.v7.widget.Toolbar toolbar
```
  - toolbarName
```
private TextView toolbarName
```
  - toolbarCircleInitials
```
private TextView toolbarCircleInitials
```
  - toolbarCircle
```
private ImageView toolbarCircle
```
  - toolbarCircleColor
```
private int toolbarCircleColor
```
  - toolbarInitials
```
private java.lang.String toolbarInitials
```
  - isScrolled
```
private boolean isScrolled
```
  - mTracker
```
private com.google.android.gms.analytics.Tracker mTracker
```
  - format
```
private java.util.Locale format
```
  - outgoingMessages
```
private java.util.HashMap<java.lang.String,java.util.ArrayList<Message>> outgoingMessages
```
  - upload
```
private Upload upload
```
  - chosenFile
```
private java.io.File chosenFile
```
  - ca
```
private ChatActivity ca
```
  - FILE_PICK
```
public static final int FILE_PICK
```
    See Also:
    
    Constant Field Values
  - positions
```
private java.util.LinkedList<java.lang.Integer> positions
```
  - REQUEST_CODE_ASK_MULTIPLE_PERMISSIONS
```
private static final int REQUEST_CODE_ASK_MULTIPLE_PERMISSIONS
```
    See Also:
    
    Constant Field Values
  - messageReceiver
```
private BroadcastReceiver messageReceiver
```
    Receives the notification from the ChatService that some message has been sent, so it updates the view
    
    See Also:
    
    ChatService
  - sendButton
```
private ImageButton sendButton
```
  - mMessageReceiver
```
private BroadcastReceiver mMessageReceiver
```
    Receiver for the event of deletion of the square that shows an appropriate alert and prevents the user from sending other messages.
  - onConnectError
```
private com.github.nkzawa.emitter.Emitter.Listener onConnectError
```
    Notifies if the connection to the socket has failed
  - onNewMessage
```
private com.github.nkzawa.emitter.Emitter.Listener onNewMessage
```
    Receives the event from socket for a new message to display and it displays it
    
    See Also:
    
    addMessage(Message)
  - onSendMessage
```
private com.github.nkzawa.emitter.Emitter.Listener onSendMessage
```
    Receives the event from socket for a new message sent and it displays it
    
    See Also:
    
    addMessage(Message)
  - onPing
```
private com.github.nkzawa.emitter.Emitter.Listener onPing
```
    Receives an event from socket to keep the connection alive(to not let it timeout)
- Constructor Detail
  - ChatActivity
```
public ChatActivity()
```
- Method Detail
  - onCreate
```
protected void onCreate(Bundle savedInstanceState)
```
    Initializes the socket.io components, downloads the messages present in the chat, tries to send messages in the outgoing list and eventually puts to zero the notification counter for this chat
    
    Overrides:
    
    onCreate in class android.support.v7.app.AppCompatActivity
    
    Parameters:
    
    savedInstanceState -
  - setupToolbar
```
private void setupToolbar()
```
    Sets up the toolbar for the ChatActivity
  - insertPhotoWrapper
```
private void insertPhotoWrapper()
```
    Checks if the app has permissions. If not it requests them
  - chooseFileIntent
```
private void chooseFileIntent()
```
    Opens a dialog to let the user choose the image to send
  - showMessageOKCancel
```
private void showMessageOKCancel(java.lang.String message,
                                 DialogInterface.OnClickListener okListener)
```
    Shows a certain message on the screen with an OK and a Cancel buttons.
    
    Parameters:
    
    message - the message to show
    
    okListener - the listener for the OK button
  - onActivityResult
```
protected void onActivityResult(int requestCode,
                                int resultCode,
                                Intent data)
```
    If the user has correctly chosen an image, calls uploadImage() to upload it
    
    Overrides:
    
    onActivityResult in class android.support.v4.app.FragmentActivity
    
    See Also:
    
    uploadImage()
  - addPermission
```
private boolean addPermission(java.util.List<java.lang.String> permissionsList,
                              java.lang.String permission)
```
  - onRequestPermissionsResult
```
public void onRequestPermissionsResult(int requestCode,
                                       java.lang.String[] permissions,
                                       int[] grantResults)
```
    Specified by:
    
    onRequestPermissionsResult in interface android.support.v4.app.ActivityCompat.OnRequestPermissionsResultCallback
    
    Overrides:
    
    onRequestPermissionsResult in class android.support.v4.app.FragmentActivity
  - getRecentMessages
```
private void getRecentMessages(int quantity)
```
    Creates a Volley request to download the messages present in a particular square, then it adds the results to the view
    
    Parameters:
    
    quantity -
  - onStart
```
protected void onStart()
```
    Initializes some values and emits an event so the server knows the user is connected to the chat
    
    Overrides:
    
    onStart in class android.support.v4.app.FragmentActivity
  - onResume
```
protected void onResume()
```
    Overrides:
    
    onResume in class android.support.v4.app.FragmentActivity
  - onPause
```
protected void onPause()
```
    Turns off the connection to socket
    
    Overrides:
    
    onPause in class android.support.v4.app.FragmentActivity
  - onStop
```
protected void onStop()
```
    Overrides:
    
    onStop in class android.support.v7.app.AppCompatActivity
  - onDestroy
```
protected void onDestroy()
```
    Overrides:
    
    onDestroy in class android.support.v7.app.AppCompatActivity
  - addMessage
```
private void addMessage(Message m)
```
    Adds a message to the view
    
    Parameters:
    
    m - The message you want to add
  - attemptSend
```
private void attemptSend()
```
    Attempts to send a message through ChatService, if the message is valid
    
    See Also:
    
    ChatService
  - attemptSendFoto
```
private void attemptSendFoto(java.lang.String fotoURL)
```
    Attempts to send a message through ChatService, if the message is valid
    
    See Also:
    
    ChatService
  - onCreateOptionsMenu
```
public boolean onCreateOptionsMenu(Menu menu)
```
  - onOptionsItemSelected
```
public boolean onOptionsItemSelected(MenuItem item)
```
    Manages the option menu items
    
    Parameters:
    
    item - The item selected
    
    See Also:
    
    favouriteSquare(int, Square), VolleyManager
  - favouriteSquare
```
public void favouriteSquare(int method,
                            Square square)
```
    Creates a Volley request to put/remove a square in/from the favourite squares list, then calls updateList
    
    Parameters:
    
    method - The volley method you want to use(POST to add, DELETE to remove
    
    square - The square you want to add/remove
  - onItemClick
```
public void onItemClick(int position,
                        View v)
```
    Specified by:
    
    onItemClick in interface MessageAdapter.ChatMessageClickListener
  - uploadImage
```
public void uploadImage()
```
    Uploads the image on Imgur
    
    See Also:
    
    createUpload(File), UploadService
  - createUpload
```
private void createUpload(java.io.File image)
```
    Creates an Upload object out of a File one
    
    Parameters:
    
    image - The image the user wants to upload
  - clearInput
```
private void clearInput()
```
  - onConnectionFailed
```
public void onConnectionFailed(com.google.android.gms.common.ConnectionResult connectionResult)
```
    Specified by:
    
    onConnectionFailed in interface com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener

Class ChatActivity

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class android.support.v7.app.AppCompatActivity

Methods inherited from class android.support.v4.app.FragmentActivity

Methods inherited from class java.lang.Object

Field Detail

TAG

TYPING_TIMER_LENGTH

RECENT_MESSAGES_NUM

recyclerView

messageAdapter

layoutManager

chatEditText

mSocket

mProfile

mMenu

mSquare

mSquareId

mSquareName

mUsername

mUserId

toolbar

toolbarName

toolbarCircleInitials

toolbarCircle

toolbarCircleColor

toolbarInitials

isScrolled

mTracker

format

outgoingMessages

upload

chosenFile

ca

FILE_PICK

positions

REQUEST_CODE_ASK_MULTIPLE_PERMISSIONS

messageReceiver

sendButton

mMessageReceiver

onConnectError

onNewMessage

onSendMessage

onPing

Constructor Detail

ChatActivity

Method Detail

onCreate

setupToolbar

insertPhotoWrapper

chooseFileIntent

showMessageOKCancel

onActivityResult

addPermission

onRequestPermissionsResult

getRecentMessages

onStart

onResume

onPause

onStop

onDestroy

addMessage

attemptSend

attemptSendFoto

onCreateOptionsMenu

onOptionsItemSelected

favouriteSquare

onItemClick

uploadImage

createUpload

clearInput

onConnectionFailed