import { LoggerService } from '../../logger/services/logger.service';
import { TaskContentService } from '../../task-content/services/task-content.service';
import { TaskEventService } from '../../task-content/services/task-event.service';
import { TaskResourceService } from '../../resources/engine-endpoint/task-resource.service';
import { TranslateService } from '@ngx-translate/core';
import { SnackBarService } from '../../snack-bar/services/snack-bar.service';
import { TaskRequestStateService } from './task-request-state.service';
import { TaskHandlingService } from './task-handling-service';
import { TaskOperations } from '../interfaces/task-operations';
import { UserComparatorService } from '../../user/services/user-comparator.service';
import { SelectedCaseService } from './selected-case.service';
import { TaskDataService } from './task-data.service';
import { TaskViewService } from '../../view/task-view/service/task-view.service';
import { EventQueueService } from '../../event-queue/services/event-queue.service';
import { AfterAction } from '../../utility/call-chain/after-action';
import { PermissionService } from '../../authorization/permission/permission.service';
import { ChangedFieldsService } from '../../changed-fields/services/changed-fields.service';
import { EventService } from '../../event/services/event.service';
import { TaskEventOutcome } from '../../event/model/event-outcomes/task-outcomes/task-event-outcome';
import { FrontActionService } from '../../actions/services/front-action.service';
import * as i0 from "@angular/core";
/**
 * Service that handles the logic of canceling a task.
 */
export declare class CancelTaskService extends TaskHandlingService {
    protected _log: LoggerService;
    protected _taskEventService: TaskEventService;
    protected _taskResourceService: TaskResourceService;
    protected _translate: TranslateService;
    protected _snackBar: SnackBarService;
    protected _taskState: TaskRequestStateService;
    protected _userComparator: UserComparatorService;
    protected _taskEvent: TaskEventService;
    protected _taskDataService: TaskDataService;
    protected _eventQueue: EventQueueService;
    protected _eventService: EventService;
    protected _changedFieldsService: ChangedFieldsService;
    protected _taskOperations: TaskOperations;
    protected _taskViewService: TaskViewService;
    protected permissionService: PermissionService;
    protected _frontActionService: FrontActionService;
    constructor(_log: LoggerService, _taskEventService: TaskEventService, _taskResourceService: TaskResourceService, _translate: TranslateService, _snackBar: SnackBarService, _taskState: TaskRequestStateService, _userComparator: UserComparatorService, _taskEvent: TaskEventService, _taskDataService: TaskDataService, _eventQueue: EventQueueService, _eventService: EventService, _changedFieldsService: ChangedFieldsService, _taskOperations: TaskOperations, _selectedCaseService: SelectedCaseService, _taskViewService: TaskViewService, _taskContentService: TaskContentService, permissionService: PermissionService, _frontActionService: FrontActionService);
    /**
     * Performs the 'cancel' operation on the task held by {@link TaskContentService}.
     *
     * Doesn't send any requests if the loading indicator is in it's active state.
     * Otherwise sets the indicator to the active state and disables it once the request response is received.
     *
     * The argument can be used to chain operations together,
     * or to execute code conditionally based on the success state of the cancel operation.
     *
     * If the task held within the {@link TaskContentService} changes before a response is received, the response will be ignored
     * and the `afterAction` will not be executed.
     * @param afterAction if cancel completes successfully `true` will be emitted into this Subject, otherwise `false` will be emitted
     */
    cancel(afterAction?: AfterAction): void;
    /**
     * Performs a `cancel` request on the task currently stored in the `taskContent` service
     * @param afterAction the action that should be performed after the request is processed
     * @param nextEvent indicates to the event queue that the next event can be processed
     * @param forceReload whether a force reload of the task data should be performed after cancel.
     * If set to `false` a regular reload is performed instead.
     */
    protected performCancelRequest(afterAction: AfterAction, nextEvent: AfterAction, forceReload: boolean): void;
    /**
     * Calls the endpoint and processes the possible responses.
     * @param afterAction the action that should be performed after the request is processed
     * @param canceledTaskId the id of the task that is being canceled
     * @param nextEvent indicates to the event queue that the next event can be processed
     * @param forceReload whether a force reload of the task data should be performed after cancel.
     * If set to `false` a regular reload is performed instead.
     */
    protected cancelRequest(afterAction: AfterAction, canceledTaskId: string, nextEvent: AfterAction, forceReload: boolean): void;
    /**
     * complete all action streams and send notification with selected boolean
     */
    protected completeActions(afterAction: AfterAction, nextEvent: AfterAction, bool: boolean, outcome?: TaskEventOutcome): void;
    /**
     * Publishes a cancel notification to the {@link TaskEventService}
     * @param success whether the cancel operation was successful or not
     * @param outcome
     */
    protected sendNotification(success: boolean, outcome?: TaskEventOutcome): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<CancelTaskService, [null, null, null, null, null, null, null, null, null, null, null, null, null, { optional: true; }, { optional: true; }, null, null, null]>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CancelTaskService>;
}