Use abstraction to add and retrieve task data (https://github.com/woocommerce/woocommerce-admin/pull/7918)

* Add class check to added tasks

* Make Task class asbtract

* Update tasks to use abstraction

* Update task property calls to methods and add extended class

* Fix up task tests

* Reorder script enqueing to check less expensive operations first

* Fix up dismissable and snoozeable checks

* Fix up typos

* Load default task classes on init

* Handle PR feedback

* Fix extended tasks not showing

* Update is_visible to can_view in deprecated tasks

* Use TestTask class for unit tests

* Add changelog entry

* Fix up API tests

* Update ExtendedClass name to DeprecatedExtendedClass

* Fix up rebase

plugins/woocommerce-admin/changelogs/update-task-initialization

@@ -0,0 +1,4 @@
+Significance: major
+Type: Dev
+
+Use abstraction to add and retrieve task data #7918

plugins/woocommerce-admin/packages/data/src/onboarding/deprecated-tasks.js

@@ -54,7 +54,7 @@ export class DeprecatedTasks {
 						time: task.time,
 						level: task.level ? parseInt( task.level, 10 ) : 3,
 						list_id: task.type || 'extended',
-						is_visible: task.visible,
+						can_view: task.visible,
 						id: task.key,
 						is_snoozeable: task.allowRemindMeLater,
 						is_dismissable: task.isDismissable,

plugins/woocommerce-admin/src/API/OnboardingTasks.php

@@ -10,7 +10,7 @@ namespace Automattic\WooCommerce\Admin\API;
 use Automattic\WooCommerce\Admin\Features\Onboarding;
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Init as OnboardingTasksFeature;
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\TaskLists;
-use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
+use Automattic\WooCommerce\Admin\Features\OnboardingTasks\DeprecatedExtendedTask;
 
 defined( 'ABSPATH' ) || exit;
 
@@ -694,7 +694,6 @@ class OnboardingTasks extends \WC_REST_Data_Controller {
 	public function get_tasks( $request ) {
 		$extended_tasks = $request->get_param( 'extended_tasks' );
 
-		TaskLists::maybe_add_default_tasks();
 		TaskLists::maybe_add_extended_tasks( $extended_tasks );
 
 		$lists = TaskLists::get_lists();
@@ -716,21 +715,19 @@ class OnboardingTasks extends \WC_REST_Data_Controller {
 	 * @return WP_REST_Request|WP_Error
 	 */
 	public function dismiss_task( $request ) {
-		TaskLists::maybe_add_default_tasks();
 		$id   = $request->get_param( 'id' );
 		$task = TaskLists::get_task( $id );
 
 		if ( ! $task && $id ) {
-			$task = new Task(
+			$task = new DeprecatedExtendedTask(
 				array(
 					'id'             => $id,
 					'is_dismissable' => true,
-					'parent_id'      => 'extended',
 				)
 			);
 		}
 
-		if ( ! $task || ! $task->is_dismissable ) {
+		if ( ! $task || ! $task->is_dismissable() ) {
 			return new \WP_Error(
 				'woocommerce_rest_invalid_task',
 				__( 'Sorry, no dismissable task with that ID was found.', 'woocommerce-admin' ),
@@ -751,21 +748,19 @@ class OnboardingTasks extends \WC_REST_Data_Controller {
 	 * @return WP_REST_Request|WP_Error
 	 */
 	public function undo_dismiss_task( $request ) {
-		TaskLists::maybe_add_default_tasks();
 		$id   = $request->get_param( 'id' );
 		$task = TaskLists::get_task( $id );
 
 		if ( ! $task && $id ) {
-			$task = new Task(
+			$task = new DeprecatedExtendedTask(
 				array(
 					'id'             => $id,
 					'is_dismissable' => true,
-					'parent_id'      => 'extended',
 				)
 			);
 		}
 
-		if ( ! $task || ! $task->is_dismissable ) {
+		if ( ! $task || ! $task->is_dismissable() ) {
 			return new \WP_Error(
 				'woocommerce_rest_invalid_task',
 				__( 'Sorry, no dismissable task with that ID was found.', 'woocommerce-admin' ),
@@ -788,7 +783,6 @@ class OnboardingTasks extends \WC_REST_Data_Controller {
 	 * @return WP_REST_Response|WP_Error
 	 */
 	public function snooze_task( $request ) {
-		TaskLists::maybe_add_default_tasks();
 		$task_id      = $request->get_param( 'id' );
 		$task_list_id = $request->get_param( 'task_list_id' );
 		$duration     = $request->get_param( 'duration' );
@@ -796,16 +790,15 @@ class OnboardingTasks extends \WC_REST_Data_Controller {
 		$task = TaskLists::get_task( $task_id, $task_list_id );
 
 		if ( ! $task && $task_id ) {
-			$task = new Task(
+			$task = new DeprecatedExtendedTask(
 				array(
 					'id'            => $task_id,
 					'is_snoozeable' => true,
-					'parent_id'     => 'extended',
 				)
 			);
 		}
 
-		if ( ! $task || ! $task->is_snoozeable ) {
+		if ( ! $task || ! $task->is_snoozeable() ) {
 			return new \WP_Error(
 				'woocommerce_rest_invalid_task',
 				__( 'Sorry, no snoozeable task with that ID was found.', 'woocommerce-admin' ),
@@ -826,21 +819,19 @@ class OnboardingTasks extends \WC_REST_Data_Controller {
 	 * @return WP_REST_Request|WP_Error
 	 */
 	public function undo_snooze_task( $request ) {
-		TaskLists::maybe_add_default_tasks();
 		$id   = $request->get_param( 'id' );
 		$task = TaskLists::get_task( $id );
 
 		if ( ! $task && $id ) {
-			$task = new Task(
+			$task = new DeprecatedExtendedTask(
 				array(
 					'id'            => $id,
 					'is_snoozeable' => true,
-					'parent_id'     => 'extended',
 				)
 			);
 		}
 
-		if ( ! $task || ! $task->is_snoozeable ) {
+		if ( ! $task || ! $task->is_snoozeable() ) {
 			return new \WP_Error(
 				'woocommerce_rest_invalid_task',
 				__( 'Sorry, no snoozeable task with that ID was found.', 'woocommerce-admin' ),
@@ -862,7 +853,6 @@ class OnboardingTasks extends \WC_REST_Data_Controller {
 	 * @return WP_REST_Response|WP_Error
 	 */
 	public function hide_task_list( $request ) {
-		TaskLists::maybe_add_default_tasks();
 		$id        = $request->get_param( 'id' );
 		$task_list = TaskLists::get_list( $id );
 
@@ -916,15 +906,13 @@ class OnboardingTasks extends \WC_REST_Data_Controller {
 	 * @return WP_REST_Request|WP_Error
 	 */
 	public function action_task( $request ) {
-		TaskLists::maybe_add_default_tasks();
 		$id   = $request->get_param( 'id' );
 		$task = TaskLists::get_task( $id );
 
 		if ( ! $task && $id ) {
-			$task = new Task(
+			$task = new DeprecatedExtendedTask(
 				array(
-					'id'        => $id,
+					'id' => $id,
-					'parent_id' => 'extended',
 				)
 			);
 		}

plugins/woocommerce-admin/src/Features/OnboardingTasks/DeprecatedExtendedTask.php

@@ -0,0 +1,166 @@
+<?php
+/**
+ * A temporary class for creating tasks on the fly from deprecated tasks.
+ */
+
+namespace Automattic\WooCommerce\Admin\Features\OnboardingTasks;
+
+/**
+ * DeprecatedExtendedTask class.
+ */
+class DeprecatedExtendedTask extends Task {
+	/**
+	 * ID.
+	 *
+	 * @var string
+	 */
+	public $id = '';
+
+	/**
+	 * Snoozeable.
+	 *
+	 * @var boolean
+	 */
+	public $is_snoozeable = false;
+
+	/**
+	 * Dismissable.
+	 *
+	 * @var boolean
+	 */
+	public $is_dismissable = false;
+
+	/**
+	 * Constructor.
+	 *
+	 * @param array $args Array of task args.
+	 */
+	public function __construct( $args ) {
+		$task_args = wp_parse_args(
+			$args,
+			array(
+				'id'              => null,
+				'is_dismissable'  => false,
+				'is_snoozeable'   => false,
+				'is_snoozeable'   => false,
+				'can_view'        => true,
+				'level'           => 3,
+				'additional_info' => null,
+				'content'         => '',
+				'title'           => '',
+				'is_complete'     => false,
+				'time'            => null,
+			)
+		);
+
+		$this->id              = $task_args['id'];
+		$this->additional_info = $task_args['additional_info'];
+		$this->content         = $task_args['content'];
+		$this->is_complete     = $task_args['is_complete'];
+		$this->is_dismissable  = $task_args['is_dismissable'];
+		$this->is_snoozeable   = $task_args['is_snoozeable'];
+		$this->can_view        = $task_args['can_view'];
+		$this->level           = $task_args['level'];
+		$this->time            = $task_args['time'];
+		$this->title           = $task_args['title'];
+	}
+
+	/**
+	 * ID.
+	 *
+	 * @return string
+	 */
+	public function get_id() {
+		return $this->id;
+	}
+
+	/**
+	 * Additonal info.
+	 *
+	 * @return string
+	 */
+	public function get_additional_info() {
+		return $this->additional_info;
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return $this->content;
+	}
+
+	/**
+	 * Parent ID.
+	 *
+	 * @return string
+	 */
+	public function get_parent_id() {
+		return 'extended';
+	}
+
+	/**
+	 * Level.
+	 *
+	 * @return int
+	 */
+	public function get_level() {
+		return $this->level;
+	}
+
+	/**
+	 * Title
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+		return $this->title;
+	}
+
+	/**
+	 * Time
+	 *
+	 * @return string|null
+	 */
+	public function get_time() {
+		return $this->time;
+	}
+
+	/**
+	 * Check if a task is snoozeable.
+	 *
+	 * @return bool
+	 */
+	public function is_snoozeable() {
+		return $this->is_snoozeable;
+	}
+
+	/**
+	 * Check if a task is dismissable.
+	 *
+	 * @return bool
+	 */
+	public function is_dismissable() {
+		return $this->is_dismissable;
+	}
+
+	/**
+	 * Check if a task is dismissable.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return $this->is_complete;
+	}
+
+	/**
+	 * Check if a task is dismissable.
+	 *
+	 * @return bool
+	 */
+	public function can_view() {
+		return $this->can_view;
+	}
+}

plugins/woocommerce-admin/src/Features/OnboardingTasks/Task.php

@@ -8,110 +8,12 @@ namespace Automattic\WooCommerce\Admin\Features\OnboardingTasks;
 /**
  * Task class.
  */
-class Task {
+abstract class Task {
 	/**
 	 * Task traits.
 	 */
 	use TaskTraits;
 
-	/**
-	 * ID.
-	 *
-	 * @var string
-	 */
-	public $id = '';
-
-	/**
-	 * Parent task list ID.
-	 *
-	 * @var string
-	 */
-	public $parent_id = '';
-
-	/**
-	 * Title.
-	 *
-	 * @var string
-	 */
-	public $title = '';
-
-	/**
-	 * Content.
-	 *
-	 * @var string
-	 */
-	public $content = '';
-
-	/**
-	 * Additional info.
-	 *
-	 * @var string
-	 */
-	public $additional_info = '';
-
-	/**
-	 * Action label.
-	 *
-	 * @var string
-	 */
-	public $action_label = '';
-
-	/**
-	 * Action URL.
-	 *
-	 * @var string|null
-	 */
-	public $action_url = null;
-
-	/**
-	 * Task completion.
-	 *
-	 * @var bool
-	 */
-	public $is_complete = false;
-
-	/**
-	 * Viewing capability.
-	 *
-	 * @var bool
-	 */
-	public $can_view = true;
-
-	/**
-	 * Time string.
-	 *
-	 * @var string|null
-	 */
-	public $time = null;
-
-	/**
-	 * Level of task importance.
-	 *
-	 * @var int|null
-	 */
-	public $level = null;
-
-	/**
-	 * Dismissability.
-	 *
-	 * @var bool
-	 */
-	public $is_dismissable = false;
-
-	/**
-	 * Snoozeability.
-	 *
-	 * @var bool
-	 */
-	public $is_snoozeable = false;
-
-	/**
-	 * Snoozeability.
-	 *
-	 * @var string|null
-	 */
-	public $snoozed_until = null;
-
 	/**
 	 * Name of the dismiss option.
 	 *
@@ -159,50 +61,92 @@ class Task {
 	);
 
 	/**
-	 * Constructor
+	 * ID.
 	 *
-	 * @param array $data Task list data.
+	 * @return string
 	 */
-	public function __construct( $data = array() ) {
+	abstract public function get_id();
-		$defaults = array(
-			'id'              => null,
-			'parent_id'       => null,
-			'title'           => '',
-			'content'         => '',
-			'action_label'    => __( "Let's go", 'woocommerce-admin' ),
-			'action_url'      => null,
-			'is_complete'     => false,
-			'can_view'        => true,
-			'level'           => 3,
-			'time'            => null,
-			'is_dismissable'  => false,
-			'is_snoozeable'   => false,
-			'snoozed_until'   => null,
-			'additional_info' => '',
-			'additional_data' => (object) array(),
-		);
 
-		$data = wp_parse_args( $data, $defaults );
+	/**
+	 * Parent ID.
+	 *
+	 * @return string
+	 */
+	abstract public function get_parent_id();
 
-		$this->id              = (string) $data['id'];
+	/**
-		$this->parent_id       = (string) $data['parent_id'];
+	 * Title.
-		$this->title           = (string) $data['title'];
+	 *
-		$this->content         = (string) $data['content'];
+	 * @return string
-		$this->action_label    = (string) $data['action_label'];
+	 */
-		$this->action_url      = (string) $data['action_url'];
+	abstract public function get_title();
-		$this->is_complete     = (bool) $data['is_complete'];
-		$this->can_view        = (bool) $data['can_view'];
-		$this->level           = (int) $data['level'];
-		$this->additional_info = (string) $data['additional_info'];
-		$this->time            = (string) $data['time'];
-		$this->is_dismissable  = (bool) $data['is_dismissable'];
-		$this->is_snoozeable   = (bool) $data['is_snoozeable'];
-		$this->additional_data = (object) $data['additional_data'];
 
-		$snoozed_tasks = get_option( self::SNOOZED_OPTION, array() );
+	/**
-		if ( isset( $snoozed_tasks[ $this->id ] ) ) {
+	 * Content.
-			$this->snoozed_until = $snoozed_tasks[ $this->id ];
+	 *
-		}
+	 * @return string
+	 */
+	abstract public function get_content();
+
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	abstract public function get_time();
+
+	/**
+	 * Additional info.
+	 *
+	 * @return string
+	 */
+	public function get_additional_info() {
+		return '';
+	}
+
+	/**
+	 * Additional data.
+	 *
+	 * @return mixed
+	 */
+	public function get_additional_data() {
+		return null;
+	}
+
+	/**
+	 * Level.
+	 *
+	 * @return string
+	 */
+	public function get_level() {
+		return 3;
+	}
+
+	/**
+	 * Action label.
+	 *
+	 * @return string
+	 */
+	public function get_action_label() {
+		return __( "Let's go", 'woocommerce-admin' );
+	}
+
+	/**
+	 * Action URL.
+	 *
+	 * @return string
+	 */
+	public function get_action_url() {
+		return null;
+	}
+
+	/**
+	 * Check if a task is dismissable.
+	 *
+	 * @return bool
+	 */
+	public function is_dismissable() {
+		return false;
 	}
 
 	/**
@@ -211,13 +155,13 @@ class Task {
 	 * @return bool
 	 */
 	public function is_dismissed() {
-		if ( ! $this->is_dismissable ) {
+		if ( ! $this->is_dismissable() ) {
 			return false;
 		}
 
 		$dismissed = get_option( self::DISMISSED_OPTION, array() );
 
-		return in_array( $this->id, $dismissed, true );
+		return in_array( $this->get_id(), $dismissed, true );
 	}
 
 	/**
@@ -226,16 +170,16 @@ class Task {
 	 * @return bool
 	 */
 	public function dismiss() {
-		if ( ! $this->is_dismissable ) {
+		if ( ! $this->is_dismissable() ) {
 			return false;
 		}
 
 		$dismissed   = get_option( self::DISMISSED_OPTION, array() );
-		$dismissed[] = $this->id;
+		$dismissed[] = $this->get_id();
 		$update      = update_option( self::DISMISSED_OPTION, array_unique( $dismissed ) );
 
 		if ( $update ) {
-			$this->record_tracks_event( 'dismiss_task', array( 'task_name' => $this->id ) );
+			$this->record_tracks_event( 'dismiss_task', array( 'task_name' => $this->get_id() ) );
 		}
 
 		return $update;
@@ -248,29 +192,52 @@ class Task {
 	 */
 	public function undo_dismiss() {
 		$dismissed = get_option( self::DISMISSED_OPTION, array() );
-		$dismissed = array_diff( $dismissed, array( $this->id ) );
+		$dismissed = array_diff( $dismissed, array( $this->get_id() ) );
 		$update    = update_option( self::DISMISSED_OPTION, $dismissed );
 
 		if ( $update ) {
-			$this->record_tracks_event( 'undo_dismiss_task', array( 'task_name' => $this->id ) );
+			$this->record_tracks_event( 'undo_dismiss_task', array( 'task_name' => $this->get_id() ) );
 		}
 
 		return $update;
 	}
 
+	/**
+	 * Check if a task is snoozeable.
+	 *
+	 * @return bool
+	 */
+	public function is_snoozeable() {
+		return false;
+	}
+
+	/**
+	 * Get the snoozed until datetime.
+	 *
+	 * @return string
+	 */
+	public function get_snoozed_until() {
+		$snoozed_tasks = get_option( self::SNOOZED_OPTION, array() );
+		if ( isset( $snoozed_tasks[ $this->get_id() ] ) ) {
+			return $snoozed_tasks[ $this->get_id() ];
+		}
+
+		return null;
+	}
+
 	/**
 	 * Bool for task snoozed.
 	 *
 	 * @return bool
 	 */
 	public function is_snoozed() {
-		if ( ! $this->is_snoozeable ) {
+		if ( ! $this->is_snoozeable() ) {
 			return false;
 		}
 
 		$snoozed = get_option( self::SNOOZED_OPTION, array() );
 
-		return isset( $snoozed[ $this->id ] ) && $snoozed[ $this->id ] > ( time() * 1000 );
+		return isset( $snoozed[ $this->get_id() ] ) && $snoozed[ $this->get_id() ] > ( time() * 1000 );
 	}
 
 	/**
@@ -280,19 +247,18 @@ class Task {
 	 * @return bool
 	 */
 	public function snooze( $duration = 'day' ) {
-		if ( ! $this->is_snoozeable ) {
+		if ( ! $this->is_snoozeable() ) {
 			return false;
 		}
 
-		$snoozed              = get_option( self::SNOOZED_OPTION, array() );
+		$snoozed                    = get_option( self::SNOOZED_OPTION, array() );
-		$snoozed_until        = $this->duration_to_ms[ $duration ] + ( time() * 1000 );
+		$snoozed_until              = $this->duration_to_ms[ $duration ] + ( time() * 1000 );
-		$snoozed[ $this->id ] = $snoozed_until;
+		$snoozed[ $this->get_id() ] = $snoozed_until;
-		$update               = update_option( self::SNOOZED_OPTION, $snoozed );
+		$update                     = update_option( self::SNOOZED_OPTION, $snoozed );
 
 		if ( $update ) {
 			if ( $update ) {
-				$this->record_tracks_event( 'remindmelater_task', array( 'task_name' => $this->id ) );
+				$this->record_tracks_event( 'remindmelater_task', array( 'task_name' => $this->get_id() ) );
-				$this->snoozed_until = $snoozed_until;
 			}
 		}
 
@@ -306,11 +272,11 @@ class Task {
 	 */
 	public function undo_snooze() {
 		$snoozed = get_option( self::SNOOZED_OPTION, array() );
-		unset( $snoozed[ $this->id ] );
+		unset( $snoozed[ $this->get_id() ] );
 		$update = update_option( self::SNOOZED_OPTION, $snoozed );
 
 		if ( $update ) {
-			$this->record_tracks_event( 'undo_remindmelater_task', array( 'task_name' => $this->id ) );
+			$this->record_tracks_event( 'undo_remindmelater_task', array( 'task_name' => $this->get_id() ) );
 		}
 
 		return $update;
@@ -323,18 +289,18 @@ class Task {
 	 */
 	public function has_previously_completed() {
 		$complete = get_option( self::COMPLETED_OPTION, array() );
-		return in_array( $this->id, $complete, true );
+		return in_array( $this->get_id(), $complete, true );
 	}
 
 	/**
 	 * Track task completion if task is viewable.
 	 */
 	public function possibly_track_completion() {
-		if ( ! $this->can_view ) {
+		if ( ! $this->can_view() ) {
 			return;
 		}
 
-		if ( ! $this->is_complete ) {
+		if ( ! $this->is_complete() ) {
 			return;
 		}
 
@@ -343,9 +309,9 @@ class Task {
 		}
 
 		$completed_tasks   = get_option( self::COMPLETED_OPTION, array() );
-		$completed_tasks[] = $this->id;
+		$completed_tasks[] = $this->get_id();
 		update_option( self::COMPLETED_OPTION, $completed_tasks );
-		$this->record_tracks_event( 'task_completed', array( 'task_name' => $this->id ) );
+		$this->record_tracks_event( 'task_completed', array( 'task_name' => $this->get_id() ) );
 	}
 
 	/**
@@ -358,7 +324,7 @@ class Task {
 
 		set_transient(
 			self::ACTIVE_TASK_TRANSIENT,
-			$this->id,
+			$this->get_id(),
 			DAY_IN_SECONDS
 		);
 	}
@@ -367,7 +333,25 @@ class Task {
 	 * Check if this is the active task.
 	 */
 	public function is_active() {
-		return get_transient( self::ACTIVE_TASK_TRANSIENT ) === $this->id;
+		return get_transient( self::ACTIVE_TASK_TRANSIENT ) === $this->get_id();
+	}
+
+	/**
+	 * Check if the store is capable of viewing the task.
+	 *
+	 * @return bool
+	 */
+	public function can_view() {
+		return true;
+	}
+
+	/**
+	 * Check if the task is complete.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return self::is_actioned();
 	}
 
 
@@ -380,37 +364,41 @@ class Task {
 		$this->possibly_track_completion();
 
 		return array(
-			'id'             => $this->id,
+			'id'             => $this->get_id(),
-			'parentId'       => $this->parent_id,
+			'parentId'       => $this->get_parent_id(),
-			'title'          => $this->title,
+			'title'          => $this->get_title(),
-			'canView'        => $this->can_view,
+			'canView'        => $this->can_view(),
-			'content'        => $this->content,
+			'content'        => $this->get_content(),
-			'additionalInfo' => $this->additional_info,
+			'additionalInfo' => $this->get_additional_info(),
-			'actionLabel'    => $this->action_label,
+			'actionLabel'    => $this->get_action_label(),
-			'actionUrl'      => $this->action_url,
+			'actionUrl'      => $this->get_action_url(),
-			'isComplete'     => $this->is_complete,
+			'isComplete'     => $this->is_complete(),
-			'time'           => $this->time,
+			'time'           => $this->get_time(),
-			'level'          => $this->level,
+			'level'          => $this->get_level(),
 			'isActioned'     => $this->is_actioned(),
 			'isDismissed'    => $this->is_dismissed(),
-			'isDismissable'  => $this->is_dismissable,
+			'isDismissable'  => $this->is_dismissable(),
 			'isSnoozed'      => $this->is_snoozed(),
-			'isSnoozeable'   => $this->is_snoozeable,
+			'isSnoozeable'   => $this->is_snoozeable(),
-			'snoozedUntil'   => $this->snoozed_until,
+			'snoozedUntil'   => $this->get_snoozed_until(),
-			'additionalData' => self::convert_object_to_camelcase( $this->additional_data ),
+			'additionalData' => self::convert_object_to_camelcase( $this->get_additional_data() ),
 		);
 	}
 
 	/**
 	 * Convert object keys to camelcase.
 	 *
-	 * @param object $object Object to convert.
+	 * @param array $data Data to convert.
 	 * @return object
 	 */
-	public static function convert_object_to_camelcase( $object ) {
+	public static function convert_object_to_camelcase( $data ) {
+		if ( ! is_array( $data ) ) {
+			return $data;
+		}
+
 		$new_object = (object) array();
 
-		foreach ( $object as $key => $value ) {
+		foreach ( $data as $key => $value ) {
 			$new_key              = lcfirst( implode( '', array_map( 'ucfirst', explode( '_', $key ) ) ) );
 			$new_object->$new_key = $value;
 		}
@@ -426,11 +414,11 @@ class Task {
 	public function mark_actioned() {
 		$actioned = get_option( self::ACTIONED_OPTION, array() );
 
-		$actioned[] = $this->id;
+		$actioned[] = $this->get_id();
 		$update     = update_option( self::ACTIONED_OPTION, array_unique( $actioned ) );
 
 		if ( $update ) {
-			$this->record_tracks_event( 'actioned_task', array( 'task_name' => $this->id ) );
+			$this->record_tracks_event( 'actioned_task', array( 'task_name' => $this->get_id() ) );
 		}
 
 		return $update;
@@ -442,7 +430,7 @@ class Task {
 	 * @return bool
 	 */
 	public function is_actioned() {
-		return self::is_task_actioned( $this->id );
+		return self::is_task_actioned( $this->get_id() );
 	}
 
 	/**

plugins/woocommerce-admin/src/Features/OnboardingTasks/TaskList.php

@@ -108,7 +108,7 @@ class TaskList {
 		$completed_count = array_reduce(
 			$viewable_tasks,
 			function( $total, $task ) {
-				return $task->is_complete ? $total + 1 : $total;
+				return $task->is_complete() ? $total + 1 : $total;
 			},
 			0
 		);
@@ -149,7 +149,7 @@ class TaskList {
 		return array_reduce(
 			$viewable_tasks,
 			function( $is_complete, $task ) {
-				return ! $task->is_complete ? false : $is_complete;
+				return ! $task->is_complete() ? false : $is_complete;
 			},
 			true
 		);
@@ -168,14 +168,17 @@ class TaskList {
 	/**
 	 * Add task to the task list.
 	 *
-	 * @param array $args Task properties.
+	 * @param Task $task Task class.
 	 */
-	public function add_task( $args ) {
+	public function add_task( $task ) {
-		$task_args     = wp_parse_args(
+		if ( ! is_subclass_of( $task, 'Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task' ) ) {
-			$args,
+			return new \WP_Error(
-			array( 'parent_id' => $this->id )
+				'woocommerce_task_list_invalid_task',
-		);
+				__( 'Task is not a subclass of `Task`', 'woocommerce-admin' )
-		$this->tasks[] = new Task( $task_args );
+			);
+		}
+
+		$this->tasks[] = $task;
 	}
 
 	/**
@@ -188,7 +191,7 @@ class TaskList {
 			array_filter(
 				$this->tasks,
 				function( $task ) {
-					return $task->can_view;
+					return $task->can_view();
 				}
 			)
 		);
@@ -238,7 +241,6 @@ class TaskList {
 	 */
 	public function get_json() {
 		$this->possibly_track_completion();
-
 		return array(
 			'id'         => $this->id,
 			'title'      => $this->title,

plugins/woocommerce-admin/src/Features/OnboardingTasks/TaskLists.php

@@ -5,6 +5,7 @@
 
 namespace Automattic\WooCommerce\Admin\Features\OnboardingTasks;
 
+use Automattic\WooCommerce\Admin\Features\OnboardingTasks\DeprecatedExtendedTask;
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
 use Automattic\WooCommerce\Admin\Loader;
 
@@ -65,6 +66,7 @@ class TaskLists {
 	 */
 	public static function init() {
 		self::init_default_lists();
+		self::maybe_add_default_tasks();
 		add_action( 'admin_init', array( __CLASS__, 'set_active_task' ), 5 );
 		add_action( 'init', array( __CLASS__, 'init_tasks' ) );
 	}
@@ -176,9 +178,10 @@ class TaskLists {
 
 		self::$default_tasks_loaded = true;
 
-		foreach ( self::DEFAULT_TASKS as $task ) {
+		foreach ( self::DEFAULT_TASKS as $task_name ) {
-			$class = 'Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks\\' . $task;
+			$class = 'Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks\\' . $task_name;
-			self::add_task( 'setup', $class::get_task() );
+			$task  = new $class();
+			self::add_task( $task->get_parent_id(), $task );
 		}
 	}
 
@@ -190,8 +193,9 @@ class TaskLists {
 	public static function maybe_add_extended_tasks( $extended_tasks ) {
 		$tasks = $extended_tasks ? $extended_tasks : array();
 
-		foreach ( $tasks as $extended_task ) {
+		foreach ( $tasks as $args ) {
-			self::add_task( $extended_task['list_id'], $extended_task );
+			$task = new DeprecatedExtendedTask( $args );
+			self::add_task( $task->get_parent_id(), $task );
 		}
 	}
 
@@ -266,7 +270,7 @@ class TaskLists {
 		);
 
 		foreach ( $tasks_to_search as $task ) {
-			if ( $id === $task->id ) {
+			if ( $id === $task->get_id() ) {
 				return $task;
 			}
 		}

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/Appearance.php

@@ -9,48 +9,82 @@ use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks\Products;
 /**
  * Appearance Task
  */
-class Appearance {
+class Appearance extends Task {
 	/**
 	 * Initialize.
 	 */
-	public static function init() {
+	public function __construct() {
-		add_action( 'admin_enqueue_scripts', array( __CLASS__, 'add_media_scripts' ) );
+		add_action( 'admin_enqueue_scripts', array( $this, 'add_media_scripts' ) );
-		add_action( 'admin_enqueue_scripts', array( __CLASS__, 'possibly_add_return_notice_script' ) );
+		add_action( 'admin_enqueue_scripts', array( $this, 'possibly_add_return_notice_script' ) );
 	}
 
 	/**
-	 * Get the task arguments.
+	 * ID.
+	 *
+	 * @return string
+	 */
+	public function get_id() {
+		return 'appearance';
+	}
+
+	/**
+	 * Parent ID.
+	 *
+	 * @return string
+	 */
+	public function get_parent_id() {
+		return 'setup';
+	}
+
+	/**
+	 * Title.
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+		return __( 'Personalize my store', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return __(
+			'Add your logo, create a homepage, and start designing your store.',
+			'woocommerce-admin'
+		);
+	}
+
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '2 minutes', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Addtional data.
 	 *
 	 * @return array
 	 */
-	public static function get_task() {
+	public function get_additional_data() {
 		return array(
-			'id'              => 'appearance',
+			'has_homepage' => self::has_homepage(),
-			'title'           => __( 'Personalize my store', 'woocommerce-admin' ),
+			'has_products' => Products::has_products(),
-			'content'         => __(
+			'stylesheet'   => get_option( 'stylesheet' ),
-				'Add your logo, create a homepage, and start designing your store.',
+			'theme_mods'   => get_theme_mods(),
-				'woocommerce-admin'
-			),
-			'action_label'    => __( "Let's go", 'woocommerce-admin' ),
-			'is_complete'     => Task::is_task_actioned( 'appearance' ),
-			'can_view'        => true,
-			'time'            => __( '2 minutes', 'woocommerce-admin' ),
-			'additional_data' => array(
-				'has_homepage' => self::has_homepage(),
-				'has_products' => Products::has_products(),
-				'stylesheet'   => get_option( 'stylesheet' ),
-				'theme_mods'   => get_theme_mods(),
-			),
 		);
 	}
 
 	/**
 	 * Add media scripts for image uploader.
 	 */
-	public static function add_media_scripts() {
+	public function add_media_scripts() {
-		$task = new Task( self::get_task() );
+		if ( ! Loader::is_admin_page() || ! $this->can_view() ) {
-
-		if ( ! $task->can_view ) {
 			return;
 		}
 
@@ -63,15 +97,14 @@ class Appearance {
 	 *
 	 * @param string $hook Page hook.
 	 */
-	public static function possibly_add_return_notice_script( $hook ) {
+	public function possibly_add_return_notice_script( $hook ) {
 		global $post;
-		$task = new Task( self::get_task() );
 
-		if ( $task->is_complete || ! $task->is_active() ) {
+		if ( 'post.php' !== $hook || 'page' !== $post->post_type ) {
 			return;
 		}
 
-		if ( 'post.php' !== $hook || 'page' !== $post->post_type ) {
+		if ( $this->is_complete() || ! $this->is_active() ) {
 			return;
 		}
 

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/Marketing.php

@@ -9,26 +9,73 @@ use Automattic\WooCommerce\Admin\Features\RemoteFreeExtensions\Init as RemoteFre
 /**
  * Marketing Task
  */
-class Marketing {
+class Marketing extends Task {
 	/**
-	 * Get the task arguments.
+	 * ID.
 	 *
-	 * @return array
+	 * @return string
 	 */
-	public static function get_task() {
+	public function get_id() {
-		return array(
+		return 'marketing';
-			'id'          => 'marketing',
+	}
-			'title'       => __( 'Set up marketing tools', 'woocommerce-admin' ),
+
-			'content'     => __(
+	/**
-				'Add recommended marketing tools to reach new customers and grow your business',
+	 * Parent ID.
-				'woocommerce-admin'
+	 *
-			),
+	 * @return string
-			'is_complete' => self::has_installed_extensions(),
+	 */
-			'can_view'    => Features::is_enabled( 'remote-free-extensions' ) && count( self::get_plugins() ) > 0,
+	public function get_parent_id() {
-			'time'        => __( '1 minute', 'woocommerce-admin' ),
+		return 'setup';
+	}
+
+	/**
+	 * Title.
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+		return __( 'Set up marketing tools', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return __(
+			'Add recommended marketing tools to reach new customers and grow your business',
+			'woocommerce-admin'
 		);
 	}
 
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '1 minute', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Task completion.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return self::has_installed_extensions();
+	}
+
+	/**
+	 * Task visibility.
+	 *
+	 * @return bool
+	 */
+	public function can_view() {
+		return Features::is_enabled( 'remote-free-extensions' ) && count( self::get_plugins() ) > 0;
+	}
+
 	/**
 	 * Get the marketing plugins.
 	 *

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/Payments.php

@@ -4,33 +4,81 @@ namespace Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks;
 
 use Automattic\WooCommerce\Admin\Features\Features;
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks\WooCommercePayments;
+use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
 
 /**
  * Payments Task
  */
-class Payments {
+class Payments extends Task {
 	/**
-	 * Get the task arguments.
+	 * ID.
 	 *
-	 * @return array
+	 * @return string
 	 */
-	public static function get_task() {
+	public function get_id() {
-		return array(
+		return 'payments';
-			'id'          => 'payments',
+	}
-			'title'       => __( 'Set up payments', 'woocommerce-admin' ),
+
-			'content'     => __(
+	/**
-				'Choose payment providers and enable payment methods at checkout.',
+	 * Parent ID.
-				'woocommerce-admin'
+	 *
-			),
+	 * @return string
-			'is_complete' => self::has_gateways(),
+	 */
-			'can_view'    => Features::is_enabled( 'payment-gateway-suggestions' ) &&
+	public function get_parent_id() {
-				(
+		return 'setup';
-					! WooCommercePayments::is_requested() ||
+	}
-					! WooCommercePayments::is_installed() ||
+
-					! WooCommercePayments::is_supported() ||
+	/**
-					WooCommercePayments::is_connected()
+	 * Title.
-				),
+	 *
-			'time'        => __( '2 minutes', 'woocommerce-admin' ),
+	 * @return string
+	 */
+	public function get_title() {
+		return __( 'Set up payments', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return __(
+			'Choose payment providers and enable payment methods at checkout.',
+			'woocommerce-admin'
+		);
+	}
+
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '2 minutes', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Task completion.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return self::has_gateways();
+	}
+
+	/**
+	 * Task visibility.
+	 *
+	 * @return bool
+	 */
+	public function can_view() {
+		return Features::is_enabled( 'payment-gateway-suggestions' ) &&
+		(
+			! WooCommercePayments::is_requested() ||
+			! WooCommercePayments::is_installed() ||
+			! WooCommercePayments::is_supported() ||
+			WooCommercePayments::is_connected()
 		);
 	}
 

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/Products.php

@@ -8,29 +8,96 @@ use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
 /**
  * Products Task
  */
-class Products {
+class Products extends Task {
 	/**
 	 * Initialize.
 	 */
-	public static function init() {
+	public function __construct() {
-		add_action( 'admin_enqueue_scripts', array( __CLASS__, 'possibly_add_manual_return_notice_script' ) );
+		add_action( 'admin_enqueue_scripts', array( $this, 'possibly_add_manual_return_notice_script' ) );
-		add_action( 'admin_enqueue_scripts', array( __CLASS__, 'possibly_add_import_return_notice_script' ) );
+		add_action( 'admin_enqueue_scripts', array( $this, 'possibly_add_import_return_notice_script' ) );
 	}
 
+	/**
+	 * ID.
+	 *
+	 * @return string
+	 */
+	public function get_id() {
+		return 'products';
+	}
+
+	/**
+	 * Parent ID.
+	 *
+	 * @return string
+	 */
+	public function get_parent_id() {
+		return 'setup';
+	}
+
+	/**
+	 * Title.
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+		return __( 'Add my products', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return __(
+			'Start by adding the first product to your store. You can add your products manually, via CSV, or import them from another service.',
+			'woocommerce-admin'
+		);
+	}
+
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '1 minute per product', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Task completion.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return self::has_products();
+	}
+
+	/**
+	 * Addtional data.
+	 *
+	 * @return array
+	 */
+	public function get_additional_data() {
+		return array(
+			'has_products' => self::has_products(),
+		);
+	}
+
+
 	/**
 	 * Adds a return to task list notice when completing the manual product task.
 	 *
 	 * @param string $hook Page hook.
 	 */
-	public static function possibly_add_manual_return_notice_script( $hook ) {
+	public function possibly_add_manual_return_notice_script( $hook ) {
-		$task = new Task( self::get_task() );
+		global $post;
-
+		if ( 'post.php' !== $hook || 'product' !== $post->post_type ) {
-		if ( $task->is_complete || ! $task->is_active() ) {
 			return;
 		}
 
-		global $post;
+		if ( ! $this->is_active() || $this->is_complete() ) {
-		if ( 'post.php' !== $hook || 'product' !== $post->post_type ) {
 			return;
 		}
 
@@ -51,15 +118,14 @@ class Products {
 	 *
 	 * @param string $hook Page hook.
 	 */
-	public static function possibly_add_import_return_notice_script( $hook ) {
+	public function possibly_add_import_return_notice_script( $hook ) {
-		$task = new Task( self::get_task() );
 		$step = isset( $_GET['step'] ) ? $_GET['step'] : ''; // phpcs:ignore csrf ok, sanitization ok.
 
-		if ( $task->is_complete || ! $task->is_active() ) {
+		if ( 'product_page_product_importer' !== $hook || 'done' !== $step ) {
 			return;
 		}
 
-		if ( 'product_page_product_importer' !== $hook || 'done' !== $step ) {
+		if ( ! $this->is_active() || $this->is_complete() ) {
 			return;
 		}
 
@@ -75,28 +141,6 @@ class Products {
 		);
 	}
 
-	/**
-	 * Get the task arguments.
-	 *
-	 * @return array
-	 */
-	public static function get_task() {
-		return array(
-			'id'              => 'products',
-			'title'           => __( 'Add my products', 'woocommerce-admin' ),
-			'content'         => __(
-				'Start by adding the first product to your store. You can add your products manually, via CSV, or import them from another service.',
-				'woocommerce-admin'
-			),
-			'is_complete'     => self::has_products(),
-			'can_view'        => true,
-			'time'            => __( '1 minute per product', 'woocommerce-admin' ),
-			'additional_data' => array(
-				'has_products' => self::has_products(),
-			),
-		);
-	}
-
 	/**
 	 * Check if the store has any published products.
 	 *

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/Purchase.php

@@ -3,18 +3,18 @@
 namespace Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks;
 
 use Automattic\WooCommerce\Admin\Features\Onboarding;
-use Automattic\WooCommerce\Admin\PluginsHelper;
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
+use Automattic\WooCommerce\Admin\PluginsHelper;
 
 /**
  * Purchase Task
  */
-class Purchase {
+class Purchase extends Task {
 	/**
 	 * Initialize.
 	 */
-	public static function init() {
+	public function __construct() {
-		add_action( 'update_option_woocommerce_onboarding_profile', array( __CLASS__, 'clear_dismissal' ), 10, 2 );
+		add_action( 'update_option_woocommerce_onboarding_profile', array( $this, 'clear_dismissal' ), 10, 2 );
 	}
 
 	/**
@@ -23,7 +23,7 @@ class Purchase {
 	 * @param array $old_value Old value.
 	 * @param array $new_value New value.
 	 */
-	public static function clear_dismissal( $old_value, $new_value ) {
+	public function clear_dismissal( $old_value, $new_value ) {
 		$product_types          = isset( $new_value['product_types'] ) ? (array) $new_value['product_types'] : array();
 		$previous_product_types = isset( $old_value['product_types'] ) ? (array) $old_value['product_types'] : array();
 
@@ -31,50 +31,118 @@ class Purchase {
 			return;
 		}
 
-		$task = new Task( self::get_task() );
+		$this->undo_dismiss();
-		$task->undo_dismiss();
 	}
 
 	/**
 	 * Get the task arguments.
+	 * ID.
 	 *
-	 * @return array
+	 * @return string
 	 */
-	public static function get_task() {
+	public function get_id() {
+		return 'purchase';
+	}
+
+	/**
+	 * Parent ID.
+	 *
+	 * @return string
+	 */
+	public function get_parent_id() {
+		return 'setup';
+	}
+
+	/**
+	 * Title.
+	 *
+	 * @return string
+	 */
+	public function get_title() {
 		$products = self::get_products();
 
-		return array(
+		return count( $products['remaining'] ) === 1
-			'id'             => 'purchase',
+			? sprintf(
-			'title'          => count( $products['remaining'] ) === 1
+				/* translators: %1$s: list of product names comma separated, %2%s the last product name */
-				? sprintf(
+				__(
-					/* translators: %1$s: list of product names comma separated, %2%s the last product name */
+					'Add %s to my store',
-					__(
-						'Add %s to my store',
-						'woocommerce-admin'
-					),
-					$products['remaining'][0]
-				)
-				: __(
-					'Add paid extensions to my store',
 					'woocommerce-admin'
 				),
-			'content'        => count( $products['remaining'] ) === 1
+				$products['remaining'][0]
-				? $products['purchaseable'][0]['description']
+			)
-				: sprintf(
+			: __(
-					/* translators: %1$s: list of product names comma separated, %2%s the last product name */
+				'Add paid extensions to my store',
-					__(
+				'woocommerce-admin'
-						'Good choice! You chose to add %1$s and %2$s to your store.',
+			);
-						'woocommerce-admin'
+	}
-					),
+
-					implode( ', ', array_slice( $products['remaining'], 0, -1 ) ) . ( count( $products['remaining'] ) > 2 ? ',' : '' ),
+	/**
-					end( $products['remaining'] )
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		$products = self::get_products();
+
+		return count( $products['remaining'] ) === 1
+			? $products['purchaseable'][0]['description']
+			: sprintf(
+				/* translators: %1$s: list of product names comma separated, %2%s the last product name */
+				__(
+					'Good choice! You chose to add %1$s and %2$s to your store.',
+					'woocommerce-admin'
 				),
-			'action_label'   => __( 'Purchase & install now', 'woocommerce-admin' ),
+				implode( ', ', array_slice( $products['remaining'], 0, -1 ) ) . ( count( $products['remaining'] ) > 2 ? ',' : '' ),
-			'is_complete'    => count( $products['remaining'] ) === 0,
+				end( $products['remaining'] )
-			'can_view'       => count( $products['purchaseable'] ) > 0,
+			);
-			'time'           => __( '2 minutes', 'woocommerce-admin' ),
+	}
-			'is_dismissable' => true,
+
-		);
+	/**
+	 * Action label.
+	 *
+	 * @return string
+	 */
+	public function get_action_label() {
+		return __( 'Purchase & install now', 'woocommerce-admin' );
+	}
+
+
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '2 minutes', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Task completion.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		$products = self::get_products();
+		return count( $products['remaining'] ) === 0;
+	}
+
+	/**
+	 * Dismissable.
+	 *
+	 * @return bool
+	 */
+	public function is_dismissable() {
+		return true;
+	}
+
+	/**
+	 * Task visibility.
+	 *
+	 * @return bool
+	 */
+	public function can_view() {
+		$products = self::get_products();
+		return count( $products['purchaseable'] ) > 0;
 	}
 
 	/**

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/Shipping.php

@@ -3,34 +3,89 @@
 namespace Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks;
 
 use Automattic\WooCommerce\Admin\Features\Onboarding;
+use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
 
 /**
  * Shipping Task
  */
-class Shipping {
+class Shipping extends Task {
 	/**
-	 * Get the task arguments.
+	 * ID.
 	 *
-	 * @return array
+	 * @return string
 	 */
-	public static function get_task() {
+	public function get_id() {
-		return array(
+		return 'shipping';
-			'id'           => 'shipping',
+	}
-			'title'        => __( 'Set up shipping', 'woocommerce-admin' ),
+
-			'content'      => __(
+	/**
-				"Set your store location and where you'll ship to.",
+	 * Parent ID.
-				'woocommerce-admin'
+	 *
-			),
+	 * @return string
-			'action_url'   => self::has_shipping_zones()
+	 */
-				? admin_url( 'admin.php?page=wc-settings&tab=shipping' )
+	public function get_parent_id() {
-				: null,
+		return 'setup';
-			'action_label' => __( "Let's go", 'woocommerce-admin' ),
+	}
-			'is_complete'  => self::has_shipping_zones(),
+
-			'can_view'     => self::has_physical_products(),
+	/**
-			'time'         => __( '1 minute', 'woocommerce-admin' ),
+	 * Title.
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+		return __( 'Set up shipping', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return __(
+			"Set your store location and where you'll ship to.",
+			'woocommerce-admin'
 		);
 	}
 
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '1 minute', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Task completion.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return self::has_shipping_zones();
+	}
+
+	/**
+	 * Task visibility.
+	 *
+	 * @return bool
+	 */
+	public function can_view() {
+		return self::has_physical_products();
+	}
+
+	/**
+	 * Action URL.
+	 *
+	 * @return string
+	 */
+	public function get_action_url() {
+		return self::has_shipping_zones()
+			? admin_url( 'admin.php?page=wc-settings&tab=shipping' )
+			: null;
+	}
+
 	/**
 	 * Check if the store has any shipping zones.
 	 *

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/StoreDetails.php

@@ -3,31 +3,76 @@
 namespace Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks;
 
 use Automattic\WooCommerce\Admin\Features\Onboarding;
+use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
 
 /**
  * Store Details Task
  */
-class StoreDetails {
+class StoreDetails extends Task {
 	/**
-	 * Get the task arguments.
+	 * ID.
 	 *
-	 * @return array
+	 * @return string
 	 */
-	public static function get_task() {
+	public function get_id() {
-		$profiler_data = get_option( Onboarding::PROFILE_DATA_OPTION, array() );
+		return 'store_details';
+	}
 
-		return array(
+	/**
-			'id'           => 'store_details',
+	 * Parent ID.
-			'title'        => __( 'Store details', 'woocommerce-admin' ),
+	 *
-			'content'      => __(
+	 * @return string
-				'Your store address is required to set the origin country for shipping, currencies, and payment options.',
+	 */
-				'woocommerce-admin'
+	public function get_parent_id() {
-			),
+		return 'setup';
-			'action_label' => __( "Let's go", 'woocommerce-admin' ),
+	}
-			'action_url'   => '/setup-wizard',
+
-			'is_complete'  => isset( $profiler_data['completed'] ) && true === $profiler_data['completed'],
+	/**
-			'can_view'     => true,
+	 * Title.
-			'time'         => __( '4 minutes', 'woocommerce-admin' ),
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+		return __( 'Store details', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return __(
+			'Your store address is required to set the origin country for shipping, currencies, and payment options.',
+			'woocommerce-admin'
 		);
 	}
+
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '4 minutes', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_action_url() {
+		return '/setup-wizard';
+	}
+
+	/**
+	 * Task completion.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		$profiler_data = get_option( Onboarding::PROFILE_DATA_OPTION, array() );
+		return isset( $profiler_data['completed'] ) && true === $profiler_data['completed'];
+	}
 }

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/Tax.php

@@ -11,27 +11,26 @@ use Automattic\WooCommerce\Admin\PluginsHelper;
 /**
  * Tax Task
  */
-class Tax {
+class Tax extends Task {
 	/**
 	 * Initialize.
 	 */
-	public static function init() {
+	public function __construct() {
-		add_action( 'admin_enqueue_scripts', array( __CLASS__, 'possibly_add_return_notice_script' ) );
+		add_action( 'admin_enqueue_scripts', array( $this, 'possibly_add_return_notice_script' ) );
 	}
 
 	/**
 	 * Adds a return to task list notice when completing the task.
 	 */
-	public static function possibly_add_return_notice_script() {
+	public function possibly_add_return_notice_script() {
-		$task = new Task( self::get_task() );
 		$page = isset( $_GET['page'] ) ? $_GET['page'] : ''; // phpcs:ignore csrf ok, sanitization ok.
 		$tab  = isset( $_GET['tab'] ) ? $_GET['tab'] : ''; // phpcs:ignore csrf ok, sanitization ok.
 
-		if ( $task->is_complete || ! $task->is_active() ) {
+		if ( 'wc-settings' !== $page || 'tax' !== $tab ) {
 			return;
 		}
 
-		if ( 'wc-settings' !== $page || 'tax' !== $tab ) {
+		if ( ! $this->is_active() || $this->is_complete() ) {
 			return;
 		}
 
@@ -48,37 +47,90 @@ class Tax {
 	}
 
 	/**
-	 * Get the task arguments.
+	 * ID.
+	 *
+	 * @return string
+	 */
+	public function get_id() {
+		return 'tax';
+	}
+
+	/**
+	 * Parent ID.
+	 *
+	 * @return string
+	 */
+	public function get_parent_id() {
+		return 'setup';
+	}
+
+	/**
+	 * Title.
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+		return __( 'Set up tax', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return self::can_use_automated_taxes()
+			? __(
+				'Good news! WooCommerce Services and Jetpack can automate your sales tax calculations for you.',
+				'woocommerce-admin'
+			)
+			: __(
+				'Set your store location and configure tax rate settings.',
+				'woocommerce-admin'
+			);
+	}
+
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '1 minute', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Action label.
+	 *
+	 * @return string
+	 */
+	public function get_action_label() {
+		return self::can_use_automated_taxes()
+			? __( 'Yes please', 'woocommerce-admin' )
+			: __( "Let's go", 'woocommerce-admin' );
+	}
+
+	/**
+	 * Task completion.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return get_option( 'wc_connect_taxes_enabled' ) ||
+			count( TaxDataStore::get_taxes( array() ) ) > 0 ||
+			false !== get_option( 'woocommerce_no_sales_tax' );
+	}
+
+	/**
+	 * Addtional data.
 	 *
 	 * @return array
 	 */
-	public static function get_task() {
+	public function get_additional_data() {
 		return array(
-			'id'              => 'tax',
+			'avalara_activated'         => PluginsHelper::is_plugin_active( 'woocommerce-avatax' ),
-			'title'           => __( 'Set up tax', 'woocommerce-admin' ),
+			'tax_jar_activated'         => class_exists( 'WC_Taxjar' ),
-			'content'         => self::can_use_automated_taxes()
+			'woocommerce_tax_countries' => self::get_automated_support_countries(),
-				? __(
-					'Good news! WooCommerce Services and Jetpack can automate your sales tax calculations for you.',
-					'woocommerce-admin'
-				)
-				: __(
-					'Set your store location and configure tax rate settings.',
-					'woocommerce-admin'
-				),
-			'action_label'    => self::can_use_automated_taxes()
-				? __( 'Yes please', 'woocommerce-admin' )
-				: __( "Let's go", 'woocommerce-admin' ),
-			'is_complete'     => get_option( 'wc_connect_taxes_enabled' ) ||
-				count( TaxDataStore::get_taxes( array() ) ) > 0 ||
-				false !== get_option( 'woocommerce_no_sales_tax' ) ||
-				PluginsHelper::is_plugin_active( 'woocommerce-avatax' ),
-			'is_visible'      => true,
-			'time'            => __( '1 minute', 'woocommerce-admin' ),
-			'additional_data' => array(
-				'avalara_activated'         => PluginsHelper::is_plugin_active( 'woocommerce-avatax' ),
-				'tax_jar_activated'         => class_exists( 'WC_Taxjar' ),
-				'woocommerce_tax_countries' => self::get_automated_support_countries(),
-			),
 		);
 	}
 

plugins/woocommerce-admin/src/Features/OnboardingTasks/Tasks/WooCommercePayments.php

@@ -3,40 +3,103 @@
 namespace Automattic\WooCommerce\Admin\Features\OnboardingTasks\Tasks;
 
 use Automattic\WooCommerce\Admin\Features\Onboarding;
+use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
 use Automattic\WooCommerce\Admin\PluginsHelper;
 
 /**
  * WooCommercePayments Task
  */
-class WooCommercePayments {
+class WooCommercePayments extends Task {
 	/**
-	 * Get the task arguments.
+	 * ID.
 	 *
-	 * @return array
+	 * @return string
 	 */
-	public static function get_task() {
+	public function get_id() {
-		return array(
+		return 'woocommerce-payments';
-			'id'              => 'woocommerce-payments',
+	}
-			'title'           => __( 'Get paid with WooCommerce Payments', 'woocommerce-admin' ),
+
-			'content'         => __(
+	/**
-				"You're only one step away from getting paid. Verify your business details to start managing transactions with WooCommerce Payments.",
+	 * Parent ID.
-				'woocommerce-admin'
+	 *
-			),
+	 * @return string
-			'action_label'    => __( 'Finish setup', 'woocommerce-admin' ),
+	 */
-			'expanded'        => true,
+	public function get_parent_id() {
-			'is_complete'     => self::is_connected(),
+		return 'setup';
-			'can_view'        => self::is_requested() &&
+	}
-				self::is_installed() &&
+
-				self::is_supported() &&
+	/**
-				! self::is_connected(),
+	 * Title.
-			'time'            => __( '2 minutes', 'woocommerce-admin' ),
+	 *
-			'additional_info' => __(
+	 * @return string
-				'By setting up, you are agreeing to the <a href="https://wordpress.com/tos/" target="_blank">Terms of Service</a>',
+	 */
-				'woocommerce-admin'
+	public function get_title() {
-			),
+		return __( 'Get paid with WooCommerce Payments', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return __(
+			"You're only one step away from getting paid. Verify your business details to start managing transactions with WooCommerce Payments.",
+			'woocommerce-admin'
 		);
 	}
 
+	/**
+	 * Time.
+	 *
+	 * @return string
+	 */
+	public function get_time() {
+		return __( '2 minutes', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Action label.
+	 *
+	 * @return string
+	 */
+	public function get_action_label() {
+		return __( 'Finish setup', 'woocommerce-admin' );
+	}
+
+	/**
+	 * Additional info.
+	 *
+	 * @return string
+	 */
+	public function get_additional_info() {
+		return __(
+			'By setting up, you are agreeing to the <a href="https://wordpress.com/tos/" target="_blank">Terms of Service</a>',
+			'woocommerce-admin'
+		);
+	}
+
+	/**
+	 * Task completion.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return self::is_connected();
+	}
+
+	/**
+	 * Task visibility.
+	 *
+	 * @return bool
+	 */
+	public function can_view() {
+		return self::is_requested() &&
+			self::is_installed() &&
+			self::is_supported() &&
+			! self::is_connected();
+	}
+
 	/**
 	 * Check if the plugin was requested during onboarding.
 	 *

plugins/woocommerce-admin/tests/api/onboarding-tasks.php

@@ -9,6 +9,8 @@ use \Automattic\WooCommerce\Admin\API\OnboardingTasks;
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\TaskLists;
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
 
+require_once __DIR__ . '/../features/onboarding-tasks/test-task.php';
+
 /**
  * WC Tests API Onboarding Tasks
  */
@@ -190,10 +192,12 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 
 		TaskLists::add_task(
 			'test-list',
-			array(
+			new TestTask(
-				'id'            => 'test-task',
+				array(
-				'title'         => 'Test Task',
+					'id'            => 'test-task',
-				'is_snoozeable' => true,
+					'title'         => 'Test Task',
+					'is_snoozeable' => true,
+				)
 			)
 		);
 
@@ -207,7 +211,7 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 		$this->assertEquals( $data['isSnoozed'], true );
 		$this->assertEquals( isset( $data['snoozedUntil'] ), true );
 		$this->assertEquals( $task->is_snoozed(), true );
-		$this->assertEquals( isset( $task->snoozed_until ), true );
+		$this->assertNotNull( $task->get_snoozed_until() );
 
 	}
 
@@ -226,10 +230,12 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 
 		TaskLists::add_task(
 			'test-list',
-			array(
+			new TestTask(
-				'id'            => 'test-task',
+				array(
-				'title'         => 'Test Task',
+					'id'            => 'test-task',
-				'is_snoozeable' => true,
+					'title'         => 'Test Task',
+					'is_snoozeable' => true,
+				)
 			)
 		);
 
@@ -244,8 +250,7 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 		$this->assertEquals( $data['isSnoozed'], true );
 		$this->assertEquals( isset( $data['snoozedUntil'] ), true );
 		$this->assertEquals( $task->is_snoozed(), true );
-		$this->assertEquals( isset( $task->snoozed_until ), true );
+		$this->assertNotNull( $task->get_snoozed_until() );
-
 	}
 
 	/**
@@ -263,10 +268,12 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 
 		TaskLists::add_task(
 			'test-list',
-			array(
+			new TestTask(
-				'id'            => 'test-task',
+				array(
-				'title'         => 'Test Task',
+					'id'            => 'test-task',
-				'is_snoozeable' => true,
+					'title'         => 'Test Task',
+					'is_snoozeable' => true,
+				)
 			)
 		);
 
@@ -299,10 +306,12 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 
 		TaskLists::add_task(
 			'test-list',
-			array(
+			new TestTask(
-				'id'            => 'test-task',
+				array(
-				'title'         => 'Test Task',
+					'id'            => 'test-task',
-				'is_snoozeable' => true,
+					'title'         => 'Test Task',
+					'is_snoozeable' => true,
+				)
 			)
 		);
 
@@ -355,10 +364,12 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 
 		TaskLists::add_task(
 			'test-list',
-			array(
+			new TestTask(
-				'id'             => 'test-task',
+				array(
-				'title'          => 'Test Task',
+					'id'             => 'test-task',
-				'is_dismissable' => true,
+					'title'          => 'Test Task',
+					'is_dismissable' => true,
+				)
 			)
 		);
 
@@ -388,10 +399,12 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 
 		TaskLists::add_task(
 			'test-list',
-			array(
+			new TestTask(
-				'id'             => 'test-task',
+				array(
-				'title'          => 'Test Task',
+					'id'             => 'test-task',
-				'is_dismissable' => true,
+					'title'          => 'Test Task',
+					'is_dismissable' => true,
+				)
 			)
 		);
 
@@ -443,10 +456,12 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 
 		TaskLists::add_task(
 			'test-list',
-			array(
+			new TestTask(
-				'id'             => 'test-task',
+				array(
-				'title'          => 'Test Task',
+					'id'             => 'test-task',
-				'is_dismissable' => true,
+					'title'          => 'Test Task',
+					'is_dismissable' => true,
+				)
 			)
 		);
 
@@ -493,10 +508,12 @@ class WC_Tests_API_Onboarding_Tasks extends WC_REST_Unit_Test_Case {
 
 		TaskLists::add_task(
 			'test-list',
-			array(
+			new TestTask(
-				'id'             => 'test-task',
+				array(
-				'title'          => 'Test Task',
+					'id'             => 'test-task',
-				'is_dismissable' => true,
+					'title'          => 'Test Task',
+					'is_dismissable' => true,
+				)
 			)
 		);
 

plugins/woocommerce-admin/tests/features/onboarding-tasks/task-list.php

@@ -7,6 +7,8 @@
 
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\TaskList;
 
+require_once __DIR__ . '/test-task.php';
+
 /**
  * class WC_Tests_OnboardingTasks_TaskList
  */
@@ -86,7 +88,11 @@ class WC_Tests_OnboardingTasks_TaskList extends WC_Unit_Test_Case {
 	 * Tests adding a task.
 	 */
 	public function test_add_task() {
-		$this->list->add_task( array( 'id' => 'my-task' ) );
+		$this->list->add_task(
+			new TestTask(
+				array( 'id' => 'my-task' )
+			)
+		);
 		$this->assertEquals( 'my-task', $this->list->tasks[0]->id );
 	}
 
@@ -95,15 +101,19 @@ class WC_Tests_OnboardingTasks_TaskList extends WC_Unit_Test_Case {
 	 */
 	public function test_get_viewable_tasks() {
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'       => 'viewable-task',
+				array(
-				'can_view' => true,
+					'id'       => 'viewable-task',
+					'can_view' => true,
+				)
 			)
 		);
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'       => 'not-viewable-task',
+				array(
-				'can_view' => false,
+					'id'       => 'not-viewable-task',
+					'can_view' => false,
+				)
 			)
 		);
 		$viewable_tasks = $this->list->get_viewable_tasks();
@@ -117,15 +127,19 @@ class WC_Tests_OnboardingTasks_TaskList extends WC_Unit_Test_Case {
 	 */
 	public function test_incomplete() {
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'complete-task',
+				array(
-				'is_complete' => true,
+					'id'          => 'complete-task',
+					'is_complete' => true,
+				)
 			)
 		);
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'incomplete-task',
+				array(
-				'is_complete' => false,
+					'id'          => 'incomplete-task',
+					'is_complete' => false,
+				)
 			)
 		);
 		$this->assertFalse( $this->list->is_complete() );
@@ -136,15 +150,19 @@ class WC_Tests_OnboardingTasks_TaskList extends WC_Unit_Test_Case {
 	 */
 	public function test_complete() {
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'complete-task1',
+				array(
-				'is_complete' => true,
+					'id'          => 'complete-task1',
+					'is_complete' => true,
+				)
 			)
 		);
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'complete-task-2',
+				array(
-				'is_complete' => true,
+					'id'          => 'complete-task-2',
+					'is_complete' => true,
+				)
 			)
 		);
 		$this->assertTrue( $this->list->is_complete() );
@@ -155,15 +173,19 @@ class WC_Tests_OnboardingTasks_TaskList extends WC_Unit_Test_Case {
 	 */
 	public function test_previous_completion() {
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'complete-task1',
+				array(
-				'is_complete' => true,
+					'id'          => 'complete-task1',
+					'is_complete' => true,
+				)
 			)
 		);
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'complete-task2',
+				array(
-				'is_complete' => true,
+					'id'          => 'complete-task2',
+					'is_complete' => true,
+				)
 			)
 		);
 		$this->assertFalse( $this->list->has_previously_completed() );
@@ -176,9 +198,11 @@ class WC_Tests_OnboardingTasks_TaskList extends WC_Unit_Test_Case {
 	 */
 	public function test_get_json() {
 		$this->list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'my-task',
+				array(
-				'is_complete' => true,
+					'id'          => 'my-task',
+					'is_complete' => true,
+				)
 			)
 		);
 		$json = $this->list->get_json();
@@ -198,34 +222,42 @@ class WC_Tests_OnboardingTasks_TaskList extends WC_Unit_Test_Case {
 	 */
 	public function add_test_tasks( $list ) {
 		$list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'task-1',
+				array(
-				'can_view'    => true,
+					'id'          => 'task-1',
-				'level'       => 1,
+					'can_view'    => true,
-				'is_complete' => true,
+					'level'       => 1,
+					'is_complete' => true,
+				)
 			)
 		);
 		$list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'task-2',
+				array(
-				'can_view'    => true,
+					'id'          => 'task-2',
-				'is_complete' => false,
+					'can_view'    => true,
+					'is_complete' => false,
+				)
 			)
 		);
 		$list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'task-3',
+				array(
-				'can_view'    => true,
+					'id'          => 'task-3',
-				'level'       => 2,
+					'can_view'    => true,
-				'is_complete' => false,
+					'level'       => 2,
+					'is_complete' => false,
+				)
 			)
 		);
 		$list->add_task(
-			array(
+			new TestTask(
-				'id'          => 'task-4',
+				array(
-				'can_view'    => true,
+					'id'          => 'task-4',
-				'level'       => 1,
+					'can_view'    => true,
-				'is_complete' => false,
+					'level'       => 1,
+					'is_complete' => false,
+				)
 			)
 		);
 	}

plugins/woocommerce-admin/tests/features/onboarding-tasks/task.php

@@ -7,6 +7,8 @@
 
 use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
 
+require_once __DIR__ . '/test-task.php';
+
 /**
  * class WC_Tests_OnboardingTasks_Task
  */
@@ -16,34 +18,34 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Tests that a task is visible by default.
 	 */
 	public function test_capability_visible() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id' => 'wc-unit-test-task',
 			)
 		);
 
-		$this->assertEquals( true, $task->can_view );
+		$this->assertEquals( true, $task->can_view() );
 	}
 
 	/**
 	 * Tests that a task is not visible when not capable of being viewed.
 	 */
 	public function test_capability_not_visible() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'       => 'wc-unit-test-task',
 				'can_view' => false,
 			)
 		);
 
-		$this->assertEquals( false, $task->can_view );
+		$this->assertEquals( false, $task->can_view() );
 	}
 
 	/**
 	 * Tests that a task can be dismissed.
 	 */
 	public function test_dismiss() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'             => 'wc-unit-test-task',
 				'is_dismissable' => true,
@@ -53,14 +55,14 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 		$update    = $task->dismiss();
 		$dismissed = get_option( Task::DISMISSED_OPTION, array() );
 		$this->assertEquals( true, $update );
-		$this->assertContains( $task->id, $dismissed );
+		$this->assertContains( $task->get_id(), $dismissed );
 	}
 
 	/**
 	 * Tests that a dismissal can be undone.
 	 */
 	public function test_undo_dismiss() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'             => 'wc-unit-test-task',
 				'is_dismissable' => true,
@@ -70,14 +72,14 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 		$task->dismiss();
 		$task->undo_dismiss();
 		$dismissed = get_option( Task::DISMISSED_OPTION, array() );
-		$this->assertNotContains( $task->id, $dismissed );
+		$this->assertNotContains( $task->get_id(), $dismissed );
 	}
 
 	/**
 	 * Tests that a non-dismissable task cannot be dismissed.
 	 */
 	public function test_not_dismissable() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'             => 'wc-unit-test-non-dismissable-task',
 				'is_dismissable' => false,
@@ -87,7 +89,7 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 		$update    = $task->dismiss();
 		$dismissed = get_option( Task::DISMISSED_OPTION, array() );
 		$this->assertEquals( false, $update );
-		$this->assertNotContains( $task->id, $dismissed );
+		$this->assertNotContains( $task->get_id(), $dismissed );
 	}
 
 
@@ -95,7 +97,7 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Tests that a task can be snoozed.
 	 */
 	public function test_snooze() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'            => 'wc-unit-test-snoozeable-task',
 				'is_snoozeable' => true,
@@ -105,14 +107,14 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 		$update  = $task->snooze();
 		$snoozed = get_option( Task::SNOOZED_OPTION, array() );
 		$this->assertEquals( true, $update );
-		$this->assertArrayHasKey( $task->id, $snoozed );
+		$this->assertArrayHasKey( $task->get_id(), $snoozed );
 	}
 
 	/**
 	 * Tests that a task can be unsnoozed.
 	 */
 	public function test_undo_snooze() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'            => 'wc-unit-test-snoozeable-task',
 				'is_snoozeable' => true,
@@ -122,7 +124,7 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 		$task->snooze();
 		$task->undo_snooze();
 		$snoozed = get_option( Task::SNOOZED_OPTION, array() );
-		$this->assertArrayNotHasKey( $task->id, $snoozed );
+		$this->assertArrayNotHasKey( $task->get_id(), $snoozed );
 	}
 
 	/**
@@ -134,14 +136,14 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 		$snoozed['wc-unit-test-task'] = $time;
 		update_option( Task::SNOOZED_OPTION, $snoozed );
 
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'            => 'wc-unit-test-task',
 				'is_snoozeable' => true,
 			)
 		);
 
-		$this->assertEquals( $time, $task->snoozed_until );
+		$this->assertEquals( $time, $task->get_snoozed_until() );
 
 	}
 
@@ -149,7 +151,7 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Tests that a non snoozeable task cannot be snoozed.
 	 */
 	public function test_not_snoozeable() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'            => 'wc-unit-test-snoozeable-task',
 				'is_snoozeable' => false,
@@ -164,7 +166,7 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Tests that a task is no longer consider snoozed after the time has passed.
 	 */
 	public function test_snooze_time() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id'            => 'wc-unit-test-snoozeable-task',
 				'is_snoozeable' => true,
@@ -184,7 +186,7 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Tests that a task's properties are returned as JSON.
 	 */
 	public function test_json() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id' => 'wc-unit-test-task',
 			)
@@ -211,7 +213,7 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Tests that a task can be actioned.
 	 */
 	public function test_action_task() {
-		$task = new Task(
+		$task = new TestTask(
 			array(
 				'id' => 'wc-unit-test-task',
 			)
@@ -220,19 +222,19 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 		$update   = $task->mark_actioned();
 		$actioned = get_option( Task::ACTIONED_OPTION, array() );
 		$this->assertEquals( true, $update );
-		$this->assertContains( $task->id, $actioned );
+		$this->assertContains( $task->get_id(), $actioned );
 	}
 
 	/**
 	 * Test task sort with empty config.
 	 */
 	public function test_sort_with_empty_sort_by_config() {
-		$task_a = new Task(
+		$task_a = new TestTask(
 			array(
 				'id' => 'a',
 			)
 		);
-		$task_b = new Task(
+		$task_b = new TestTask(
 			array(
 				'id' => 'b',
 			)
@@ -245,12 +247,12 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Test task sort with config with invalid key.
 	 */
 	public function test_sort_with_sort_by_config_with_invalid_key() {
-		$task_a = new Task(
+		$task_a = new TestTask(
 			array(
 				'id' => 'a',
 			)
 		);
-		$task_b = new Task(
+		$task_b = new TestTask(
 			array(
 				'id' => 'b',
 			)
@@ -272,13 +274,13 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Test task sort with config with valid key asc.
 	 */
 	public function test_sort_with_sort_by_config_with_valid_key_asc() {
-		$task_a = new Task(
+		$task_a = new TestTask(
 			array(
 				'id'    => 'a',
 				'level' => 1,
 			)
 		);
-		$task_b = new Task(
+		$task_b = new TestTask(
 			array(
 				'id'    => 'b',
 				'level' => 2,
@@ -301,13 +303,13 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Test task sort with config with valid key desc.
 	 */
 	public function test_sort_with_sort_by_config_with_valid_key_desc() {
-		$task_a = new Task(
+		$task_a = new TestTask(
 			array(
 				'id'    => 'a',
 				'level' => 1,
 			)
 		);
-		$task_b = new Task(
+		$task_b = new TestTask(
 			array(
 				'id'    => 'b',
 				'level' => 2,
@@ -330,14 +332,14 @@ class WC_Tests_OnboardingTasks_Task extends WC_Unit_Test_Case {
 	 * Test task sort with config with multiple keys.
 	 */
 	public function test_sort_with_sort_by_config_with_multiple_keys() {
-		$task_a  = new Task(
+		$task_a  = new TestTask(
 			array(
 				'id'          => 'a',
 				'level'       => 2,
 				'is_complete' => false,
 			)
 		);
-		$task_b  = new Task(
+		$task_b  = new TestTask(
 			array(
 				'id'          => 'b',
 				'level'       => 2,

plugins/woocommerce-admin/tests/features/onboarding-tasks/test-task.php

@@ -0,0 +1,168 @@
+<?php
+/**
+ * Class for creating testable tasks.
+ *
+ * @package WooCommerce\Admin\Tests\OnboardingTasks
+ */
+
+use Automattic\WooCommerce\Admin\Features\OnboardingTasks\Task;
+
+/**
+ * TestTask class.
+ */
+class TestTask extends Task {
+	/**
+	 * ID.
+	 *
+	 * @var string
+	 */
+	public $id = '';
+
+	/**
+	 * Snoozeable.
+	 *
+	 * @var boolean
+	 */
+	public $is_snoozeable = false;
+
+	/**
+	 * Dismissable.
+	 *
+	 * @var boolean
+	 */
+	public $is_dismissable = false;
+
+	/**
+	 * Constructor.
+	 *
+	 * @param array $args Array of task args.
+	 */
+	public function __construct( $args ) {
+		$task_args = wp_parse_args(
+			$args,
+			array(
+				'id'              => null,
+				'is_dismissable'  => false,
+				'is_snoozeable'   => false,
+				'is_snoozeable'   => false,
+				'can_view'        => true,
+				'level'           => 3,
+				'additional_info' => null,
+				'content'         => '',
+				'title'           => '',
+				'is_complete'     => false,
+				'time'            => null,
+			)
+		);
+
+		$this->id              = $task_args['id'];
+		$this->additional_info = $task_args['additional_info'];
+		$this->content         = $task_args['content'];
+		$this->is_complete     = $task_args['is_complete'];
+		$this->is_dismissable  = $task_args['is_dismissable'];
+		$this->is_snoozeable   = $task_args['is_snoozeable'];
+		$this->can_view        = $task_args['can_view'];
+		$this->level           = $task_args['level'];
+		$this->time            = $task_args['time'];
+		$this->title           = $task_args['title'];
+	}
+
+	/**
+	 * ID.
+	 *
+	 * @return string
+	 */
+	public function get_id() {
+		return $this->id;
+	}
+
+	/**
+	 * Additonal info.
+	 *
+	 * @return string
+	 */
+	public function get_additional_info() {
+		return $this->additional_info;
+	}
+
+	/**
+	 * Content.
+	 *
+	 * @return string
+	 */
+	public function get_content() {
+		return $this->content;
+	}
+
+	/**
+	 * Parent ID.
+	 *
+	 * @return string
+	 */
+	public function get_parent_id() {
+		return 'extended';
+	}
+
+	/**
+	 * Level.
+	 *
+	 * @return int
+	 */
+	public function get_level() {
+		return $this->level;
+	}
+
+	/**
+	 * Title
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+		return $this->title;
+	}
+
+	/**
+	 * Time
+	 *
+	 * @return string|null
+	 */
+	public function get_time() {
+		return $this->time;
+	}
+
+	/**
+	 * Check if a task is snoozeable.
+	 *
+	 * @return bool
+	 */
+	public function is_snoozeable() {
+		return $this->is_snoozeable;
+	}
+
+	/**
+	 * Check if a task is dismissable.
+	 *
+	 * @return bool
+	 */
+	public function is_dismissable() {
+		return $this->is_dismissable;
+	}
+
+	/**
+	 * Check if a task is dismissable.
+	 *
+	 * @return bool
+	 */
+	public function is_complete() {
+		return $this->is_complete;
+	}
+
+	/**
+	 * Check if a task is dismissable.
+	 *
+	 * @return bool
+	 */
+	public function can_view() {
+		return $this->can_view;
+	}
+}