import { defineStore } from 'pinia'
import axios from 'axios'
import { inject, ref } from 'vue'
import { useAuthStore } from './auth'

export const useAPIStore = defineStore('api', () => {
  const API_BASE_URL = inject('apiBaseURL')
  const authStore = useAuthStore()

  const token = ref()
  const gameQueryParameters = ref({
    page: 1,
    filters: {
      type: '',
      status: '',
      sort_by: 'began_at',
      sort_direction: 'desc',
    },
  })

  const resetExpiryOnSuccess = (response) => {
    if (authStore.isLoggedIn && !authStore.isTokenAlmostExpired()) {
      authStore.resetTokenExpiry()
    }
    return response
  }

  axios.interceptors.response.use(resetExpiryOnSuccess)

  const initializeAxiosHeaders = () => {
    const storedToken = localStorage.getItem('token')
    if (storedToken) {
      axios.defaults.headers.common['Authorization'] = `Bearer ${storedToken}`
    }
  }

  initializeAxiosHeaders()

  const postLogin = async (credentials) => {
    const response = await axios.post(`${API_BASE_URL}/login`, credentials)

    if (!response.data.token) throw response

    token.value = response.data.token
    axios.defaults.headers.common['Authorization'] = `Bearer ${token.value}`

    return response
  }

  const postLogout = async () => {
    await axios.post(`${API_BASE_URL}/logout`)
    token.value = undefined
    delete axios.defaults.headers.common['Authorization']
  }

  // Users
  const getAuthUser = () => {
    return axios.get(`${API_BASE_URL}/users/me`)
  }

  //Games
  const getGames = (resetPagination = false) => {
    if (resetPagination) {
      gameQueryParameters.value.page = 1
    }

    const queryParams = new URLSearchParams({
      page: gameQueryParameters.value.page,
      ...(gameQueryParameters.value.filters.type && {
        type: gameQueryParameters.value.filters.type,
      }),
      ...(gameQueryParameters.value.filters.status && {
        status: gameQueryParameters.value.filters.status,
      }),
      sort_by: gameQueryParameters.value.filters.sort_by,
      sort_direction: gameQueryParameters.value.filters.sort_direction,
    }).toString()
    return axios.get(`${API_BASE_URL}/games?${queryParams}`)
  }

  return {
    postLogin,
    postLogout,
    getAuthUser,
    getGames,
    gameQueryParameters,
  }
})