/** Maps freeform mood strings to genre/tag boost and penalize rules */
export interface MoodRule {
    boost: string[];
    penalize: string[];
}
export interface MoodModifiers {
    boostGenres: Set<string>;
    boostTags: Set<string>;
    penalizeGenres: Set<string>;
    penalizeTags: Set<string>;
}
export declare function loadCustomMoods(): void;
/** Parse a freeform mood string into genre/tag boost and penalize sets */
export declare function parseMood(mood: string): MoodModifiers;
/** Check whether a mood string matches any known keywords */
export declare function hasMoodMatch(mood: string): boolean;
/** List all recognized mood keywords */
export declare function getMoodKeywords(): string[];
/** Extract mood keywords as separate genre and tag arrays */
export declare function parseMoodFilters(mood: string): {
    genres: string[];
    tags: string[];
};
/** Suggest mood keywords that fit the current anime season */
export declare function seasonalMoodSuggestions(): {
    season: string;
    moods: string[];
};