import firebase, { usersRef } from '../config/firebase'
import { Routes } from '../navigation/Routes'

export const MUSICLAND_LAUNCH_DATE = null

export const isGlobalListeningLaunchPeriodActive = (now = new Date()) => {
  if (!MUSICLAND_LAUNCH_DATE) {
    return false
  }

  const launchDate = new Date(MUSICLAND_LAUNCH_DATE)
  if (Number.isNaN(launchDate.getTime())) {
    return false
  }

  const launchPeriodEnd = new Date(launchDate)
  launchPeriodEnd.setMonth(launchPeriodEnd.getMonth() + 1)

  return now >= launchDate && now < launchPeriodEnd
}

export const getRouteAfterAuthentication = (userData = {}) =>
  userData?.registrationFlowRequired === true
    ? Routes.RegistrationChoice
    : Routes.BottomTab

export const getExperienceReset = (experience) => {
  if (experience === 'listen') {
    return {
      index: 0,
      routes: [
        {
          name: Routes.BottomTab,
          params: { screen: Routes.HitParade },
        },
      ],
    }
  }

  return {
    index: 0,
    routes: [
      {
        name: Routes.BottomTab,
        params: {
          screen: Routes.HomeStack,
          params: { screen: Routes.Home },
        },
      },
    ],
  }
}

export const completeRegistrationFlow = async (experience) => {
  const uid = firebase.auth().currentUser?.uid
  if (!uid) {
    throw new Error('Aucun utilisateur connecté')
  }

  if (experience !== 'listen' && experience !== 'creation') {
    throw new Error('Expérience MusicLand inconnue')
  }

  await usersRef.doc(uid).set(
    {
      registrationFlowRequired: false,
      initialExperience: experience,
      registrationFlowCompletedAt: firebase.firestore.FieldValue.serverTimestamp(),
      updatedAt: firebase.firestore.FieldValue.serverTimestamp(),
    },
    { merge: true }
  )
}