import type { QueueItem, SessionRow, SessionStartInput, AttemptCreateInput } from '@flashcard/shared';
import { api } from './client.js';

export interface StartedSession { session: SessionRow; queue: QueueItem[]; }
export interface SessionState { session: SessionRow; queue: QueueItem[]; index: number; }

export const sessionsApi = {
  start: (input: SessionStartInput) => api.post<StartedSession>('/sessions', input),
  startDue: () => api.post<StartedSession>(`/sessions/due`),
  active: () => api.get<SessionRow | null>('/sessions/active'),
  state: (id: number) => api.get<SessionState>(`/sessions/${id}`),
  next: (id: number) => api.get<{ done: true } | { done: false; item: QueueItem }>(`/sessions/${id}/next`),
  attempt: (id: number, input: AttemptCreateInput) => api.post<void>(`/sessions/${id}/attempts`, input),
  end: (id: number) => api.post<SessionRow>(`/sessions/${id}/end`),
  abandon: (id: number) => api.post<SessionRow>(`/sessions/${id}/abandon`),
};