Initial commit from monorepo

app/composables/useCatalogSuppliers.ts

@@ -0,0 +1,84 @@
+import { GetSupplierProfilesDocument } from '~/composables/graphql/public/exchange-generated'
+
+const PAGE_SIZE = 24
+
+// Shared state across list and map views
+const items = ref<any[]>([])
+const total = ref(0)
+const selectedFilter = ref('all')
+const isLoading = ref(false)
+const isLoadingMore = ref(false)
+const isInitialized = ref(false)
+
+export function useCatalogSuppliers() {
+  const { t } = useI18n()
+  const { execute } = useGraphQL()
+
+  const filters = computed(() => [
+    { id: 'all', label: t('catalogSuppliersSection.filters.all') },
+    { id: 'verified', label: t('catalogSuppliersSection.filters.verified') }
+  ])
+
+  const itemsWithCoords = computed(() =>
+    items.value.filter(s => s.latitude && s.longitude)
+  )
+
+  const canLoadMore = computed(() => items.value.length < total.value)
+
+  const fetchPage = async (offset: number, replace = false) => {
+    if (replace) isLoading.value = true
+    try {
+      const isVerified = selectedFilter.value === 'verified' ? true : null
+      const data = await execute(
+        GetSupplierProfilesDocument,
+        { limit: PAGE_SIZE, offset, isVerified },
+        'public',
+        'exchange'
+      )
+      const next = data?.getSupplierProfiles || []
+      items.value = replace ? next : items.value.concat(next)
+      total.value = data?.getSupplierProfilesCount ?? total.value
+      isInitialized.value = true
+    } finally {
+      isLoading.value = false
+    }
+  }
+
+  const loadMore = async () => {
+    if (isLoadingMore.value) return
+    isLoadingMore.value = true
+    try {
+      await fetchPage(items.value.length)
+    } finally {
+      isLoadingMore.value = false
+    }
+  }
+
+  // При смене фильтра - перезагрузка
+  watch(selectedFilter, () => {
+    if (isInitialized.value) {
+      fetchPage(0, true)
+    }
+  })
+
+  // Initialize data if not already loaded
+  const init = async () => {
+    if (!isInitialized.value && items.value.length === 0) {
+      await fetchPage(0, true)
+    }
+  }
+
+  return {
+    items,
+    total,
+    selectedFilter,
+    filters,
+    isLoading,
+    isLoadingMore,
+    itemsWithCoords,
+    canLoadMore,
+    fetchPage,
+    loadMore,
+    init
+  }
+}