import { type Score } from "sandstone";
/**
 * All possible events that can be defined in a challenge.
 */
export type POSSIBLE_SCENARIO_EVENTS = "start_challenge" | "init_participants" | "end_challenge" | "on_tick";
export declare const VISIBLE_OBJECTIVE: import("sandstone").ObjectiveInstance<string | undefined>;
export declare const HIDDEN_OBJECTIVE: import("sandstone").ObjectiveInstance<string | undefined>;
export declare const WATCHER = "watcher";
export declare const WEB_VIEWER = "KradleWebViewer";
export declare const KRADLE_PARTICIPANT_TAG = "kradle_participant";
export declare const WINNER_TAG = "kradle_winner";
export declare const DISPLAY_TAG = "***KRADLE***";
export declare const KRADLE_STORAGE = "kradle_storage";
export declare const END_STATE_KEY = "end_state";
export declare const MAX_DURATION: number;
export declare const ALL: import("sandstone").SelectorClass<false, true>;
export declare const GAME_STATES: {
    readonly CREATED: 0;
    readonly ON: 2;
    readonly OFF: 1;
};
export declare const BUILTIN_VARIABLES: {
    death_count: {
        type: "individual";
        objective_type: "deathCount";
        default: number;
    };
    has_never_died: {
        type: "individual";
        updater: (value: Score, { death_count }: Record<string, Score<string | undefined>>) => void;
    };
    alive_players: {
        type: "global";
        updater: (value: Score, { has_never_died }: Record<string, Score<string | undefined>>) => void;
    };
    main_score: {
        type: "individual";
        default: number;
        updater: (value: Score) => void;
    };
    game_timer: {
        type: "global";
        default: number;
        updater: (value: Score) => void;
    };
    game_state: {
        type: "global";
        default: 0;
    };
    player_count: {
        type: "global";
        default: number;
    };
    player_number: {
        type: "individual";
        objective_type: "dummy";
        default: number;
        updater: (value: Score, { player_count }: Record<string, Score<string | undefined>>) => void;
    };
    death_event: {
        type: "individual";
        objective_type: "deathCount";
        updater: (value: Score) => void;
    };
};
export type BUILTIN_VARIABLE_NAMES = keyof typeof BUILTIN_VARIABLES;
export declare const BUILTIN_SCORE_EVENTS: (variables: Record<BUILTIN_VARIABLE_NAMES, Score>) => {
    mode: "repeatable";
    score: Score<string | undefined>;
    actions: () => void;
}[];
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