fsrs-algorithm/dist/types.d.ts

Free Spaced Repetition Scheduler (FSRS) algorithm implementation in TypeScript

export declare enum Rating {
    Again = 1,// "I forgot this"
    Hard = 2,// "Difficult to remember"
    Good = 3,// "Normal recall"
    Easy = 4
}
export declare enum State {
    New = 0,// card is new
    Learning = 1,//
    Review = 2,
    Relearning = 3
}
export interface FSRSParameters {
    requestRetention: number;
    maximumInterval: number;
    w: number[];
}
export interface Card {
    due: Date;
    stability: number;
    difficulty: number;
    elapsedDays: number;
    scheduledDays: number;
    reps: number;
    lapses: number;
    state: State;
    lastReview?: Date;
}
export interface ReviewLog {
    due: Date;
    stability: number;
    difficulty: number;
    elapsedDays: number;
    scheduledDays: number;
    state: State;
    rating: Rating;
    lastElapsedDays: number;
    review: Date;
}
export interface SchedulingInfo {
    card: Card;
    reviewLog: ReviewLog;
}
export interface SchedulingCards {
    again: SchedulingInfo;
    hard: SchedulingInfo;
    good: SchedulingInfo;
    easy: SchedulingInfo;
}
export interface FSRSWeights {
    initialStabilityAgain: number;
    initialStabilityHard: number;
    initialStabilityGood: number;
    initialStabilityEasy: number;
    initialDifficulty: number;
    difficultyWeight: number;
}
export interface RawCardData {
    id?: string;
    userId?: string;
    cardId?: string;
    due: string | Date;
    stability: number | string;
    difficulty: number | string;
    elapsedDays: number | string;
    scheduledDays?: number | string;
    reps: number | string;
    lapses: number | string;
    state: string;
    lastReview?: string | Date | null;
    createdAt?: string | Date;
    updatedAt?: string | Date;
}
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