import {
  EMPTY_HIT_STATS,
  EMPTY_VISITOR_STATS,
  DEFAULT_PUBLISH_STATE,
  DEFAULT_REPLY_TEMPLATES,
  buildDefaultPodcastChecklist,
} from './config.js'

export const state = {
  cachedSiteContent: null,
  cachedDraftSiteContent: null,
  publishState: { ...DEFAULT_PUBLISH_STATE },

  hitStats: { ...EMPTY_HIT_STATS },
  hitStatsWritePromise: Promise.resolve(),
  lastHitStatsWrite: { ok: true, at: null, error: null },

  visitorStats: { ...EMPTY_VISITOR_STATS },
  visitorStatsWritePromise: Promise.resolve(),
  lastVisitorStatsWrite: { ok: true, at: null, error: null },

  contactSubmissions: [],
  contactSubmissionsWritePromise: Promise.resolve(),

  questions: [],
  questionsWritePromise: Promise.resolve(),

  draftQuestions: null,
  draftQuestionsWritePromise: Promise.resolve(),

  replyTemplates: [...DEFAULT_REPLY_TEMPLATES],
  replyTemplatesWritePromise: Promise.resolve(),

  replyHistory: [],
  replyHistoryWritePromise: Promise.resolve(),

  podcastChecklist: buildDefaultPodcastChecklist(),
  podcastChecklistWritePromise: Promise.resolve(),

  studyUsers: [],
  studyUsersWritePromise: Promise.resolve(),

  studyCommunityPosts: [],
  studyCommunityWritePromise: Promise.resolve(),

  studyReminders: { users: {}, updatedAt: new Date().toISOString() },
  studyRemindersWritePromise: Promise.resolve(),

  downloadCounts: {},
  downloadCountsWritePromise: Promise.resolve(),

  lastBackupStatus: { ok: true, at: null, error: null, file: null },
  lastCachePurgeStatus: { ok: true, at: null, error: null },
  lastDeployHookStatus: { ok: true, at: null, error: null },

  // In-memory caches (not persisted between restarts)
  studyNotesCache: new Map(),          // userId -> { [sectionId]: string }
  studyNotesWriteQueues: new Map(),    // userId -> Promise
  studyProgressCache: new Map(),       // userId -> { byStudy: ... }
  studyProgressWriteQueues: new Map(), // userId -> Promise

  studySessions: new Map(),
  studyTotpPendingTokens: new Map(),
  emailOtpStore: new Map(),

  titusDownloadTokens: new Map(),
  contactSubmitCooldownByEmail: new Map(),
  resendEmailSubmissionIndex: new Map(),
}