Add Dashboard widget

Makefile

@@ -91,6 +91,9 @@ clean:
 	rm -f ./js/tasks-main.js
 	rm -f ./js/tasks-main.js.map
 	rm -f ./js/tasks-main.js.LICENSE.txt
+	rm -f ./js/tasks-dashboard.js
+	rm -f ./js/tasks-dashboard.js.map
+	rm -f ./js/tasks-dashboard.js.LICENSE.txt
 	rm -rf $(build_directory)
 
 # Same as clean but also removes dependencies installed by npm

lib/AppInfo/Application.php

@@ -22,14 +22,28 @@
 
 namespace OCA\Tasks\AppInfo;
 
+use OCA\Tasks\Dashboard\TasksWidget;
 use OCP\AppFramework\App;
+use OCP\AppFramework\Bootstrap\IBootContext;
+use OCP\AppFramework\Bootstrap\IBootstrap;
+use OCP\AppFramework\Bootstrap\IRegistrationContext;
 
-class Application extends App {
+class Application extends App implements IBootstrap {
+
+	/** @var string */
+	public const APP_ID = 'tasks';
 
 	/**
 	 * @param array $params
 	 */
 	public function __construct(array $params=[]) {
-		parent::__construct('tasks', $params);
+		parent::__construct(self::APP_ID, $params);
+	}
+
+	public function register(IRegistrationContext $context): void {
+		$context->registerDashboardWidget(TasksWidget::class);
+	}
+
+	public function boot(IBootContext $context): void {
 	}
 }

lib/Dashboard/TasksWidget.php

@@ -0,0 +1,88 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2021 Jakob Röhrl <jakob.roehrl@web.de>
+ *
+ * @author Jakob Röhrl <jakob.roehrl@web.de>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Tasks\Dashboard;
+
+use OCA\Tasks\AppInfo\Application;
+use OCP\Dashboard\IWidget;
+use OCP\IL10N;
+
+class TasksWidget implements IWidget {
+
+	/**
+	 * @var IL10N
+	 */
+	private $l10n;
+
+	/**
+	 * TasksWidget constructor.
+	 * @param IL10N $l10n
+	 */
+	public function __construct(IL10N $l10n) {
+		$this->l10n = $l10n;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getId(): string {
+		return Application::APP_ID;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getTitle(): string {
+		return $this->l10n->t('Upcoming tasks');
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getOrder(): int {
+		return 20;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getIconClass(): string {
+		return 'icon-tasks';
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getUrl(): ?string {
+		return null;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function load(): void {
+		\OCP\Util::addScript('tasks', 'tasks-dashboard');
+	}
+}