Unofficial Android SDK Todo list

addOnClick.java

@Override
public void onClick(View v) {    			
	if (txtItem.getText().length() > 0) {
		TodoItem newItem = new TodoItem();
		newItem.SetComplete(false);
		newItem.SetText(txtItem.getText().toString());					
							
		todoTable.insertAsync(newItem, new MobileServiceCallback<TodoItem>() {
			@Override
			public void completedSuccessfully(TodoItem item) {
				todoItems.add(item);
				listAdapter.notifyDataSetChanged();		
				txtItem.setText("");					
			}
			@Override
			public void errorOccurred(MobileException exception) {
				Toast.makeText(activity, "An error occurred inserting", Toast.LENGTH_SHORT).show();							
			}						
		});
	}
}

instantiate.java

msClient = new MobileService(this);
todoTable = msClient.getTable(TodoItem.class);

itemInsertPush.js

function insert(item, user, request) {
    if (item.text.length <5) {
        request.respond(statusCodes.BAD_REQUEST, "Your todo must be at least 5 characters");
    } else {
        request.execute();
        sendGcmPush({ __builtInType: "toast", text: item.text + ' from push' });
    }
}


//Sends a GCM push to all registered subscribers from the pushChannel table,
//with the specified payload body. Note that the payload is limited to about
//4000 bytes after it's serialized to JSON.
function sendGcmPush(payload) {
    var reqModule = require('request');
    var channelTable = tables.getTable('pushChannel');
    channelTable.read({
        success: function(channels) {
            channels.forEach(function(channel) {
                reqModule({
                    url: 'https://android.googleapis.com/gcm/send',
                    method: 'POST',
                    headers: {
                        //TODO: this should be your push API key
                        'Authorization': 'key=AIzaSyDYvmWfB1IjOkTK1Hq9M_Ezba_lj1ue-B4'
                    },
                    json: {
                        //You could pipe up to 1,000 registration ids here
                        registration_ids: [channel.regId],
                        data: payload
                    }
                }, function (err, resp, body) {
                    if (err || resp.statusCode !== 200) {
                        console.error('Error sending GCM push: ', err);
                        console.error('Error sending GCM status: ', resp.statusCode);
                    } else {
                        console.log('Sent GCM push notification successfully to ' + channel.regId);
                        //TODO: handle dead channels
                    }
                });
            });
        }
    });
}

LoadTodoItems.java

private void LoadTodoItems() {
    todoTable.where().equal("complete", false).selectAsync(new MobileServiceCallbackWithResults<TodoItem>() {				
		@Override
		public void errorOccurred(MobileException exception) {
			Toast.makeText(activity, "An error occurred loading: " + exception.getMessage(), Toast.LENGTH_SHORT).show();
			exception.printStackTrace();
		}				
		@Override
		public void completedSuccessfully(List<TodoItem> results) {
			todoItems = (ArrayList<TodoItem>)results;					
			listAdapter = new TodoArrayAdapter(activity, todoItems);
			lvItems.setAdapter(listAdapter);
		}
	});
}

login.java

if (msClient.isLoggedIn())
	LoadTodoItems();
else {
	msClient.login(MobileServiceAuthenticationProvider.TWITTER, new MobileServiceLoginCallback() {
	    public void errorOccurred(MobileException exception) {
	        //Invoked if an error occurred in the authentication process
	    	Toast.makeText(activity, "An error occurred logging in", Toast.LENGTH_SHORT).show();
	    }
	    public void completedSuccessfully(MobileUser user) {
	        //Invoked if the login completed successfully -- user.getUserId() provides the user id
	        //which you can also access in server-side scripts
	    	LoadTodoItems();
	    }
	    public void cancelled() {
	        //Invoked if the user cancelled the login process
	    	Toast.makeText(activity, "User cancelled login", Toast.LENGTH_SHORT).show();
	    }
	});
}

manifest1.xml

<permission
    android:name="com.cmr.wams_test.permission.C2D_MESSAGE"
    android:protectionLevel="signature" />
<uses-permission android:name="com.cmr.wams_test.permission.C2D_MESSAGE" />
<uses-permission android:name="com.google.android.c2dm.permission.RECEIVE" />
<uses-permission android:name="android.permission.GET_ACCOUNTS" />
<uses-permission android:name="android.permission.WAKE_LOCK" />

manifest2.xml

<receiver
    android:name="net.sashag.wams.android.WAMSGCMBroadcastReceiver"
    android:permission="com.google.android.c2dm.permission.SEND" >
    <intent-filter>
        <action android:name="com.google.android.c2dm.intent.RECEIVE" />
        <action android:name="com.google.android.c2dm.intent.REGISTRATION" />
        <category android:name="com.cmr.wams_test" />
    </intent-filter>
</receiver>
<service android:name="net.sashag.wams.android.WAMSGCMIntentService" />

markItemComplete.java

public void markItemComplete(CharSequence text) {
    for (TodoItem item : todoItems) {
		if (item.GetText().equals(text)) {	
			item.SetComplete(true);
			todoTable.updateAsync(item, new MobileServiceCallback<TodoItem>() {					
				@Override
				public void errorOccurred(MobileException exception) {
					Toast.makeText(activity, "An error occurred updating", Toast.LENGTH_SHORT).show();						
				}					
				@Override
				public void completedSuccessfully(TodoItem item) {			
					todoItems.remove(item);			
					listAdapter.notifyDataSetChanged();	
				}
			});				
			break;
		}
	}
}

newTypes.java

private MobileService msClient;
private MobileTable<TodoItem> todoTable;

pushChannelInsert.js

function insert(item, user, request) {
    var channelTable = tables.getTable('pushChannel');
    channelTable
        .where({ regId: item.regId })
        .read({ success: insertChannelIfNotFound });

    function insertChannelIfNotFound(existingChannels) {
        if (existingChannels.length > 0) {
            request.respond(200, existingChannels[0]);
        } else {
            request.execute();
        }
    }
}

stringsKeys.xml

<string name="mobileServiceUrl">https://unofficial-android.azure-mobile.net</string>
<string name="mobileServiceApiKey">KCWTLxNZroDacGTAqbnuHyaaKbLusQ33</string>

TodoItem.java

import net.sashag.wams.android.DataMember;
import net.sashag.wams.android.DataTable;
import net.sashag.wams.android.Key;

@DataTable("TodoItem")
public class TodoItem {
    @DataMember("text") private String Text;
	@DataMember("complete") private boolean Complete;
	@Key public int id;