93 lines
2.3 KiB
TypeScript
93 lines
2.3 KiB
TypeScript
import { GetOffersDocument } from '~/composables/graphql/public/exchange-generated'
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const PAGE_SIZE = 24
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// Shared state across list and map views
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const items = ref<any[]>([])
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const total = ref(0)
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const selectedFilter = ref('all')
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const isLoading = ref(false)
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const isLoadingMore = ref(false)
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const isInitialized = ref(false)
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export function useCatalogOffers() {
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const { t } = useI18n()
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const { execute } = useGraphQL()
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const filters = computed(() => [
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{ id: 'all', label: t('catalogOffersSection.filters.all') },
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{ id: 'active', label: t('catalogOffersSection.filters.active') }
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])
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const itemsWithCoords = computed(() =>
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items.value
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.filter(offer => offer.locationLatitude && offer.locationLongitude)
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.map(offer => ({
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uuid: offer.uuid,
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name: offer.productName || offer.title,
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latitude: offer.locationLatitude,
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longitude: offer.locationLongitude,
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country: offer.locationCountry
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}))
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)
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const canLoadMore = computed(() => items.value.length < total.value)
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const fetchPage = async (offset: number, replace = false) => {
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if (replace) isLoading.value = true
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try {
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const status = selectedFilter.value === 'active' ? 'active' : null
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const data = await execute(
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GetOffersDocument,
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{ limit: PAGE_SIZE, offset, status },
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'public',
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'exchange'
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)
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const next = data?.getOffers || []
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items.value = replace ? next : items.value.concat(next)
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total.value = data?.getOffersCount ?? total.value
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isInitialized.value = true
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} finally {
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isLoading.value = false
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}
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}
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const loadMore = async () => {
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if (isLoadingMore.value) return
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isLoadingMore.value = true
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try {
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await fetchPage(items.value.length)
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} finally {
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isLoadingMore.value = false
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}
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}
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// При смене фильтра - перезагрузка
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watch(selectedFilter, () => {
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if (isInitialized.value) {
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fetchPage(0, true)
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}
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})
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// Initialize data if not already loaded
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const init = async () => {
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if (!isInitialized.value && items.value.length === 0) {
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await fetchPage(0, true)
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}
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}
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return {
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items,
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total,
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selectedFilter,
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filters,
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isLoading,
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isLoadingMore,
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itemsWithCoords,
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canLoadMore,
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fetchPage,
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loadMore,
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init
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}
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}
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