import { ref } from 'vue'
import api from '../axios.js'

export function useStations() {
    const stations = ref([])
    const meta = ref(null)
    const loading = ref(false)
    const error = ref(null)

    async function search({ postcode, lat, lng, fuelType = 'e10', radius = 10, sort = 'price' }) {
        loading.value = true
        error.value = null
        stations.value = []
        meta.value = null

        const params = { fuel_type: fuelType, radius, sort }

        if (postcode) {
            params.postcode = postcode
        } else if (lat && lng) {
            params.lat = lat
            params.lng = lng
        }

        try {
            const response = await api.get('/stations', { params })
            stations.value = response.data.data
            meta.value = response.data.meta
        } catch (err) {
            error.value = err.response?.data?.errors
                ?? { general: ['Unable to load stations. Please try again.'] }
        } finally {
            loading.value = false
        }
    }

    return { stations, meta, loading, error, search }
}