/**
 * 簡化的複習會話 Hook - Store 包裝器
 * 提供便捷的 Store 訪問方式，但所有邏輯都統一在 Store 中
 */

import { useReviewSessionStore } from '../../../note/archive/store/review/useReviewSessionStore'
import { flashcardsService } from '@/lib/services/flashcards'
import type { ExtendedFlashcard, ReviewMode } from '@/archive/lib/types/review'

interface UseReviewSessionReturn {
  // 狀態 (從 Store 直接取得)
  currentCard: ExtendedFlashcard | null
  dueCards: ExtendedFlashcard[]
  currentCardIndex: number
  isLoadingCard: boolean
  mode: ReviewMode
  isAutoSelecting: boolean
  showNoDueCards: boolean
  showComplete: boolean

  // 操作 (Store 的包裝方法)
  loadNextCard: () => Promise<void>
  setCurrentCard: (card: ExtendedFlashcard | null) => void
  setCurrentCardIndex: (index: number) => void
  setMode: (mode: ReviewMode) => void
  setAutoSelecting: (auto: boolean) => void
  setShowNoDueCards: (show: boolean) => void
  setShowComplete: (show: boolean) => void
  resetSession: () => void
}

export function useReviewSession(): UseReviewSessionReturn {
  // 從 Store 取得狀態和操作
  const store = useReviewSessionStore()

  // 載入卡片的業務邏輯 (唯一的 Hook 專有邏輯)
  const loadNextCard = async () => {
    try {
      store.setLoading(true)
      store.setError(null)

      const result = await flashcardsService.getDueFlashcards(50)

      if (result.success && result.data && result.data.length > 0) {
        store.setDueCards(result.data)
        store.setCurrentCard(result.data[0])
        store.setCurrentCardIndex(0)
        store.setShowNoDueCards(false)
      } else {
        store.setShowNoDueCards(true)
        store.setCurrentCard(null)
        store.setDueCards([])
      }
    } catch (error) {
      const errorMessage = error instanceof Error ? error.message : '載入卡片失敗'
      store.setError(errorMessage)
      store.setShowNoDueCards(true)
    } finally {
      store.setLoading(false)
    }
  }

  return {
    // 狀態 (直接從 Store 映射)
    currentCard: store.currentCard,
    dueCards: store.dueCards,
    currentCardIndex: store.currentCardIndex,
    isLoadingCard: store.isLoading,
    mode: store.mode,
    isAutoSelecting: store.isAutoSelecting,
    showNoDueCards: store.showNoDueCards,
    showComplete: store.showComplete,

    // 操作 (Store 方法的直接映射 + 業務邏輯)
    loadNextCard,
    setCurrentCard: store.setCurrentCard,
    setCurrentCardIndex: store.setCurrentCardIndex,
    setMode: store.setMode,
    setAutoSelecting: store.setAutoSelecting,
    setShowNoDueCards: store.setShowNoDueCards,
    setShowComplete: store.setShowComplete,
    resetSession: store.resetSession
  }
}