/**
 * AI 创作全局状态（Pinia Store）
 *
 * 从 lesingle-aicreate-client/utils/store.js 迁移
 * 保留原有字段和方法，适配 Pinia setup 语法
 */
import { defineStore } from 'pinia'
import { ref, reactive } from 'vue'

export const useAicreateStore = defineStore('aicreate', () => {
  // ─── 认证信息 ───
  const phone = ref(localStorage.getItem('le_phone') || '')
  const orgId = ref(localStorage.getItem('le_orgId') || '')
  const appSecret = ref(localStorage.getItem('le_appSecret') || '')
  const sessionToken = ref(sessionStorage.getItem('le_sessionToken') || '')

  // ─── 创作流程数据 ───
  const imageUrl = ref('')
  const extractId = ref('')
  const characters = ref<any[]>([])
  const selectedCharacter = ref<any>(null)
  const selectedStyle = ref('')
  const storyData = ref<any>(null)
  const workId = ref('')
  const workDetail = ref<any>(null)
  const authRedirectUrl = ref('')

  // ─── Tab 切换状态保存 ───
  const lastCreateRoute = ref('')

  // ─── 方法 ───
  function setPhone(val: string) {
    phone.value = val
    localStorage.setItem('le_phone', val)
  }

  function setOrg(id: string, secret: string) {
    orgId.value = id
    appSecret.value = secret
    localStorage.setItem('le_orgId', id)
    localStorage.setItem('le_appSecret', secret)
  }

  function setSession(id: string, token: string) {
    orgId.value = id
    sessionToken.value = token
    localStorage.setItem('le_orgId', id)
    sessionStorage.setItem('le_orgId', id)
    sessionStorage.setItem('le_sessionToken', token)
  }

  function clearSession() {
    sessionToken.value = ''
    sessionStorage.removeItem('le_sessionToken')
  }

  function setLastCreateRoute(path: string) {
    lastCreateRoute.value = path
  }

  function clearLastCreateRoute() {
    lastCreateRoute.value = ''
  }

  function reset() {
    imageUrl.value = ''
    extractId.value = ''
    characters.value = []
    selectedCharacter.value = null
    selectedStyle.value = ''
    storyData.value = null
    workId.value = ''
    workDetail.value = null
    lastCreateRoute.value = ''
    localStorage.removeItem('le_workId')
  }

  function saveRecoveryState() {
    const recovery = {
      path: window.location.pathname || '/',
      workId: workId.value || localStorage.getItem('le_workId') || '',
      imageUrl: imageUrl.value || '',
      extractId: extractId.value || '',
      selectedStyle: selectedStyle.value || '',
      savedAt: Date.now()
    }
    sessionStorage.setItem('le_recovery', JSON.stringify(recovery))
  }

  function restoreRecoveryState() {
    const raw = sessionStorage.getItem('le_recovery')
    if (!raw) return null
    try {
      const recovery = JSON.parse(raw)
      if (Date.now() - recovery.savedAt > 30 * 60 * 1000) {
        sessionStorage.removeItem('le_recovery')
        return null
      }
      if (recovery.workId) workId.value = recovery.workId
      if (recovery.imageUrl) imageUrl.value = recovery.imageUrl
      if (recovery.extractId) extractId.value = recovery.extractId
      if (recovery.selectedStyle) selectedStyle.value = recovery.selectedStyle
      sessionStorage.removeItem('le_recovery')
      return recovery
    } catch {
      sessionStorage.removeItem('le_recovery')
      return null
    }
  }

  return {
    // 认证
    phone, orgId, appSecret, sessionToken, authRedirectUrl,
    setPhone, setOrg, setSession, clearSession,
    // 创作流程
    imageUrl, extractId, characters, selectedCharacter,
    selectedStyle, storyData, workId, workDetail,
    reset, saveRecoveryState, restoreRecoveryState,
    // Tab 切换状态
    lastCreateRoute, setLastCreateRoute, clearLastCreateRoute,
  }
})