Interface CardLearningDerivedMetrics

src/types.ts:14–28

/** These are metrics derived from the list of practice records. */
export interface CardLearningDerivedMetrics {
  // practiceRecords: PracticeRecord[];

  /**
   * This is the interval before the previous practice with this card, or undefined if this was
   * the user's first time practicing this card.
   */
  previousInterval?: number;

  /** This is the previous score achieved on this card */
  previousScore: number;

  /** The next scheduled time in minutes since epoch */
  nextPracticeTime: number;
}

export type Direction = "front-to-back" | "back-to-front";