improving notifications management

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/api/NotificationManagementService.java

@@ -209,4 +209,32 @@ public interface NotificationManagementService {
                     defaultValue = "1")
             @PathParam("id") @Max(45)
                     int id);
+
+
+    @PUT
+    @Path("/clear-all")
+    @ApiOperation(
+            produces = MediaType.APPLICATION_JSON,
+            httpMethod = "PUT",
+            value = "Clear all notifications",
+            notes = "When a user needs to mark all the notifications as checked/read this " +
+                    "function can be used to clear all notifications",
+            tags = "Device Notification Management",
+            extensions = {
+                    @Extension(properties = {
+                            @ExtensionProperty(name = Constants.SCOPE, value = "perm:notifications:mark-checked")
+                    })
+            }
+    )
+    @ApiResponses(
+            value = {
+                    @ApiResponse(
+                            code = 200,
+                            message = "OK"),
+                    @ApiResponse(
+                            code = 500,
+                            message = "Error occurred while clearing notifications.")
+            }
+    )
+    Response clearAllNotifications();
 }

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/NotificationManagementServiceImpl.java

@@ -102,4 +102,16 @@ public class NotificationManagementServiceImpl implements NotificationManagement
         }
     }
 
+    @Override
+    public Response clearAllNotifications() {
+        Notification.Status status = Notification.Status.CHECKED;
+        try {
+            DeviceMgtAPIUtils.getNotificationManagementService().updateAllNotifications(status);
+            return Response.status(Response.Status.OK).build();
+        } catch (NotificationManagementException e) {
+            log.error("Error encountered while trying to clear all notifications.", e);
+            return Response.status(Response.Status.INTERNAL_SERVER_ERROR).build();
+        }
+    }
+
 }

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/notification/mgt/NotificationManagementService.java

@@ -63,6 +63,16 @@ public interface NotificationManagementService {
     boolean updateNotificationStatus(int notificationId, Notification.Status status) throws
             NotificationManagementException;
 
+    /**
+     * Method for updating status all notifications.
+     *
+     * @return boolean status of the operation.
+     * @throws NotificationManagementException
+     *          if something goes wrong while updating the Notification.
+     */
+    boolean updateAllNotifications(Notification.Status status) throws
+            NotificationManagementException;
+
     /**
      * Method to fetch all the notifications in the database.
      *

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/notification/mgt/NotificationManagementServiceImpl.java

@@ -141,6 +141,27 @@ public class NotificationManagementServiceImpl implements NotificationManagement
         return true;
     }
 
+    @Override
+    public boolean updateAllNotifications(Notification.Status status) throws NotificationManagementException {
+        if (log.isDebugEnabled()) {
+            log.debug("Attempting to clear all notifications");
+        }
+        try {
+            NotificationManagementDAOFactory.beginTransaction();
+            notificationDAO.updateAllNotifications(status);
+            NotificationManagementDAOFactory.commitTransaction();
+        } catch (TransactionManagementException e) {
+            NotificationManagementDAOFactory.rollbackTransaction();
+            throw new NotificationManagementException("Error occurred while updating notification", e);
+        } finally {
+            NotificationManagementDAOFactory.closeConnection();
+        }
+        if (log.isDebugEnabled()) {
+            log.debug("All notifications updated successfully.");
+        }
+        return true;
+    }
+
     @Override
     public List<Notification> getAllNotifications() throws NotificationManagementException {
         try {

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/notification/mgt/dao/NotificationDAO.java

@@ -61,6 +61,14 @@ public interface NotificationDAO {
 	int updateNotificationStatus(int notificationId, Notification.Status status)
 			throws NotificationManagementException;
 
+	/**
+	 * Update status of all notifications.
+	 *
+	 * @return returns the no of updated records.
+	 * @throws NotificationManagementException
+	 */
+	int updateAllNotifications(Notification.Status status) throws NotificationManagementException;
+
 	/**
 	 * This method is used to get all notifications based on tenant-id.
 	 *

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/notification/mgt/dao/impl/AbstractNotificationDAOImpl.java

@@ -142,6 +142,27 @@ public abstract class AbstractNotificationDAOImpl implements NotificationDAO {
         return rows;
     }
 
+    @Override
+    public int updateAllNotifications(Notification.Status status)
+            throws NotificationManagementException {
+        Connection conn;
+        PreparedStatement stmt = null;
+        int rows;
+        try {
+            conn = NotificationManagementDAOFactory.getConnection();
+            String sql = "UPDATE DM_NOTIFICATION SET STATUS = ?";
+            stmt = conn.prepareStatement(sql);
+            stmt.setString(1, status.toString());
+            rows = stmt.executeUpdate();
+        } catch (Exception e) {
+            throw new NotificationManagementException("Error while trying to clear all " +
+                    "notifications", e);
+        } finally {
+            NotificationDAOUtil.cleanupResources(stmt, null);
+        }
+        return rows;
+    }
+
     @Override
     public List<Notification> getAllNotifications(int tenantId) throws NotificationManagementException {
         Connection conn;

components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/units/cdmf.unit.ui.navbar.nav-menu/nav-menu.hbs

@@ -158,7 +158,11 @@
          data-side="right" data-width="320" data-sidebar-fixed="true" data-top="90" data-fixed-offset="90" data-offset-top="50" data-spy="affix">
         <ul class="sidebar-messages">
         </ul>
-        <div class="text-center"><a href="{{@app.context}}/notification-listing" class="btn btn-primary">Show All Notifications</a></div>
+            <div class="text-center"><a href="{{@app.context}}/notification-listing" class="btn
+            btn-primary all-notifications">Show All Notifications</a></div>
+            <div class="text-center"><a class="btn btn-primary"
+                                        data-click-event="clear-notification">Clear All
+                                                                              Notifications</a></div>
     </div>
 {{/zone}}
 {{#zone "bottomJs"}}

components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/units/cdmf.unit.ui.navbar.nav-menu/public/js/nav-menu.js

@@ -425,18 +425,24 @@ $.fn.collapse_nav_sub = function () {
 $(document).ready(function () {
     loadNotificationsPanel();
 
-    $("#right-sidebar").on("click", ".new-notification", function () {
+    $("#right-sidebar").on("click", ".new-notification", function (e) {
-        var notificationId = $(this).data("id");
+        e.preventDefault();
+        var notificationId = $(this).parents('li').find('h4 a').data('id');
         var redirectUrl = $(this).data("url");
         var markAsReadNotificationsAPI = "/api/device-mgt/v1.0/notifications/" + notificationId + "/mark-checked";
         var messageSideBar = ".sidebar-messages";
+        var clickEvent = $(this).data('click-event');
+        var eventHandler = $(this);
 
         invokerUtil.put(
             markAsReadNotificationsAPI,
             null,
             function (data) {
                 data = JSON.parse(data);
-                if (data.statusCode == responseCodes["ACCEPTED"]) {
+                if(clickEvent && clickEvent === 'remove-notification'){
+                    $(eventHandler).parents('li').slideUp();
+                    $("#notification-bubble").html(parseInt($("#notification-bubble").text()) - 1);
+                }else {
                     location.href = redirectUrl;
                 }
             }, function () {
@@ -448,6 +454,36 @@ $(document).ready(function () {
         );
     });
 
+    $("#right-sidebar").on("click", ".btn", function (e) {
+
+        var clickEvent = $(this).data('click-event');
+
+        if(clickEvent == "clear-notification"){
+            e.preventDefault();
+            var markAsReadNotificationsAPI = "/api/device-mgt/v1.0/notifications/clear-all";
+            var messageSideBar = ".sidebar-messages";
+            var clickEvent = $(this).data('click-event');
+            var eventHandler = $(this);
+            console.log(clickEvent);
+
+            invokerUtil.put(
+                markAsReadNotificationsAPI,
+                null,
+                function (data) {
+                    console.log(data);
+                    $('.message').remove();
+                    $("#notification-bubble").html(0);
+                }, function () {
+                    var content = "<li class='message message-danger'><h4><i class='icon fw fw-error'></i>Warning</h4>" +
+                        "<p>Unexpected error occurred while loading notification. Please refresh the page and" +
+                        " try again</p></li>";
+                    $(messageSideBar).html(content);
+                }
+            );
+        }
+
+    });
+
     if (typeof $.fn.collapse == 'function') {
         $('.navbar-collapse.tiles').on('shown.bs.collapse', function () {
             $(this).collapse_nav_sub();

components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/units/cdmf.unit.ui.navbar.nav-menu/public/templates/notifications.hbs

@@ -1,5 +1,7 @@
 {{#each notifications}}
     <li class="message message-info" data-type="selectable" >
+        <table>
+            <td>
                 <h4>
                     <i class="icon fw fw-info"></i>
                     <a href="{{../context}}/device/{{deviceType}}?id={{deviceIdentifier}}"
@@ -10,5 +12,16 @@
                     </a>
                 </h4>
                 <p>{{description}}</p>
+            </td>
+            <td>
+                <a class="new-notification" data-click-event="remove-notification">
+                         <span class="fw-stack">
+                            <i class="fw fw-circle-outline fw-stack-2x"></i>
+                            <i class="fw fw-delete fw-stack-1x"></i>
+                        </span>
+                </a>
+                </a>
+            </td>
+        </table>
     </li>
 {{/each}}

components/device-mgt/org.wso2.carbon.device.mgt.ui/src/main/resources/jaggeryapps/devicemgt/app/units/cdmf.unit.ui.theme/public/css/custom-desktop.css

@@ -1178,6 +1178,10 @@ header .fw-user:before{
     right: 0;
 }
 
+.all-notifications{
+    margin-bottom: 10px !important;
+}
+
 .sidebar-wrapper.toggled a.btn{
     margin-bottom: 70px;
 }