const mockData = require('./mockData')

const STORE_KEY = 'jh_wrs_store_v1'

const clone = value => JSON.parse(JSON.stringify(value))

const baseStore = () => ({
  currentUserPhone: '',
  people: clone(mockData.people),
  products: clone(mockData.products),
  reports: [],
  sessions: [],
})

const getStore = () => {
  const store = wx.getStorageSync(STORE_KEY)
  if (store && store.people && store.products) {
    return store
  }

  const nextStore = baseStore()
  wx.setStorageSync(STORE_KEY, nextStore)
  return nextStore
}

const saveStore = store => {
  wx.setStorageSync(STORE_KEY, store)
  return store
}

const resetStore = () => saveStore(baseStore())

const getCurrentUser = () => {
  const store = getStore()
  return store.people.find(person => person.phone === store.currentUserPhone) || null
}

const setCurrentUser = phone => {
  const store = getStore()
  const user = store.people.find(person => person.phone === phone)
  store.currentUserPhone = user ? phone : ''
  saveStore(store)
  return user || null
}

module.exports = {
  clone,
  getCurrentUser,
  getStore,
  resetStore,
  saveStore,
  setCurrentUser,
}