import type { PlanInterface, PlanItemInterface, PlanItemContentInterface, ExternalVenueRefInterface } from "../interfaces/index.js";
import type { VenuePlanItemsResponseInterface, VenueActionResponseInterface, LessonTreeInterface, LessonActionTreeInterface } from "../interfaces/Lessons.js";
import type { ContentProviderInterface } from "./ContentProvider.js";
export declare class LessonsContentProvider implements ContentProviderInterface {
    readonly providerId = "lessons";
    private lessonsUrl;
    constructor(lessonsUrl?: string);
    canHandle(plan: PlanInterface, planItem: PlanItemInterface): boolean;
    fetchContent(plan: PlanInterface, planItems: PlanItemInterface[]): Promise<Map<string, PlanItemContentInterface>>;
    hasAssociatedLesson(plan: PlanInterface): boolean;
    isExternalVenue(plan: PlanInterface): boolean;
    getExternalRef(plan: PlanInterface): ExternalVenueRefInterface | null;
    getVenueId(plan: PlanInterface): string | null;
    /** Fetch venue plan items—the basic hierarchical structure. */
    fetchVenuePlanItems(plan: PlanInterface): Promise<VenuePlanItemsResponseInterface>;
    /** Fetch venue actions—sections with their full action lists. */
    fetchVenueActions(plan: PlanInterface): Promise<VenueActionResponseInterface>;
    /** Fetch the full lesson tree for browsing. */
    fetchLessonTree(): Promise<LessonTreeInterface>;
    /** Fetch the action tree for action selection. */
    fetchActionTree(): Promise<LessonActionTreeInterface>;
    /** Get the display list—hierarchical items without actions expanded. */
    getDisplayList(plan: PlanInterface): Promise<PlanItemInterface[]>;
    /** Get display list with sections only (actions stripped). */
    getSectionsOnlyList(plan: PlanInterface): Promise<PlanItemInterface[]>;
    /** Get the fully expanded list with all actions populated. */
    getExpandedList(plan: PlanInterface): Promise<PlanItemInterface[]>;
    /** Get embed URL for an action. */
    getActionEmbedUrl(actionId: string, externalProviderId?: string): string;
    /** Get embed URL for an add-on. */
    getAddOnEmbedUrl(addOnId: string, externalProviderId?: string): string;
    /** Get embed URL for a section. */
    getSectionEmbedUrl(sectionId: string, externalProviderId?: string): string;
    /** Get the external provider ID from a plan (if external). */
    getExternalProviderId(plan: PlanInterface): string | null;
}
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