@step('{0} clicks on #target when ready')
 performAs(actor: PerformsTasks & UsesAbilities): PromiseLike<void> {
     return actor.attemptsTo(
         Hide.target(WalksTargets.chatWindow),
         Wait.upTo(Duration.ofSeconds(10)).until(this.target, Is.visible()),
         Click.on(this.target));
 }

 @step('{0} deletes unpublished walks #suffix')
 performAs(actor: PerformsTasks): PromiseLike<void> {
     return actor.attemptsTo(
         Check.whetherPromiseTrue(Presence.of(WalksTargets.clearAll))
             .andIfSo(SelectWalks.notPublishedOrWithIds(this.walkIds),
                 Unpublish.selectedWalks(),
                 Delete.selectedWalks())
             .otherwise(Log.message(`it's not possible to delete walks ${this.walkIds}`)));
 };

 @step('{0} selects walks not published or with ids: #walkIds')
 performAs(actor: PerformsTasks & UsesAbilities): PromiseLike<void> {
     return RamblersWalkSummaries.displayed().answeredBy(actor)
         .then(walks => actor.attemptsTo(
             SelectWalks.none(),
             ...walks
                 .filter(walk => !WalkFilters.withStatus(walk, 'Published') || WalkFilters.withIds(walk, this.walkIds))
                 .map(walk => SelectCheckbox.checked().from(walk.checkboxTarget)),
             WaitFor.ramblersToFinishProcessing()));
 }

 @step('{0} filters walks to show all')
 performAs(actor: PerformsTasks): PromiseLike<void> {
     return actor.attemptsTo(
         Check.whetherPromiseTrue(Presence.of(WalksTargets.clearAll))
             .andIfSo(
                 Hide.target(WalksTargets.chatWindow),
                 ClickWhenReady.on(WalksTargets.itemsPerPagePopup),
                 ClickWhenReady.on(WalksTargets.showAllWalks),
                 WaitFor.ramblersToFinishProcessing())
             .otherwise(Log.message('No filtering required as no walks shown')));
 };

 @step('{0} prepares to upload file #fileName containing #expectedWalks walks')
 performAs(actor: PerformsTasks): PromiseLike<void> {
     console.log(`Uploading file ${this.fileName} containing ${this.expectedWalks} walk(s)`);
     return actor.attemptsTo(
         ClickWhenReady.on(WalksTargets.accordionUpload),
         ClickWhenReady.on(WalksTargets.fileUploadSelectFile),
         Enter.theValue(this.fileName).into(WalksTargets.fileUploadSelectFile),
         ClickWhenReady.on(WalksTargets.uploadWalksButton),
         WaitFor.errorOrCountOfWalksToBe(this.expectedWalks),
         ReportOn.uploadErrors());
 };

 @step('{0} logs into Ramblers')
 performAs(actor: PerformsTasks): PromiseLike<void> {
     var username = config.ramblers.gwem.userName;
     var password = config.ramblers.gwem.password;
     return actor.attemptsTo(
         See.if(WalksAndEventsManagerQuestions.LoginStatus, equals('Login')),
         Hide.target(WalksTargets.chatWindow),
         Wait.upTo(Duration.ofSeconds(10)).until(WalksTargets.chatWindow, Is.invisible()),
         Enter.theValue(username).into(WalksTargets.userName),
         Enter.theValue(password).into(WalksTargets.password),
         Click.on(WalksTargets.loginButton),
         See.if(WalksAndEventsManagerQuestions.LoginStatus, equals('Logout')),
     );
 }

 @step('{0} waits for progress indicator to disappear')
 performAs(actor: PerformsTasks): PromiseLike<void> {
     return actor.attemptsTo(
         Wait.upTo(Duration.ofSeconds(TIMEOUT_IN_SECONDS)).until(WalksTargets.progressIndicator, Is.invisible()));
 }

 @step('{0} starts on the walks and events manager')
 performAs(actor: PerformsTasks): PromiseLike<void> {
     return actor.attemptsTo(
         Navigate.to('http://www.ramblers.org.uk/group-walks-and-events-manager.aspx'),
     );
 }