Add filter by map bounds checkbox to SelectionPanel

- Remove map search input (was wrong implementation)
- Add checkbox "In map area" to filter list by visible map bounds
- Filter products/hubs/suppliers when checkbox is enabled
- Disable "load more" when filtering by bounds (client-side only)

app/pages/catalog/index.vue

@@ -1,5 +1,6 @@
 <template>
   <CatalogPage
+    ref="catalogPageRef"
     :loading="isLoading"
     :use-server-clustering="true"
     :cluster-node-type="clusterNodeType"
@@ -8,6 +9,7 @@
     :items="[]"
     :show-panel="showPanel"
     @select="onMapSelect"
+    @bounds-change="onBoundsChange"
   >
     <!-- Panel slot - shows selection list OR quote results -->
     <template #panel>
@@ -15,15 +17,17 @@
       <SelectionPanel
         v-if="selectMode"
         :select-mode="selectMode"
-        :products="products"
-        :hubs="hubs"
-        :suppliers="suppliers"
+        :products="filteredProducts"
+        :hubs="filteredHubs"
+        :suppliers="filteredSuppliers"
         :loading="selectionLoading"
         :loading-more="selectionLoadingMore"
-        :has-more="selectionHasMore"
+        :has-more="selectionHasMore && !filterByBounds"
+        :filter-by-bounds="filterByBounds"
         @select="onSelectItem"
         @close="cancelSelect"
         @load-more="onLoadMore"
+        @update:filter-by-bounds="filterByBounds = $event"
       />
 
       <!-- Quote results: show offers after search -->
@@ -39,6 +43,7 @@
 
 <script setup lang="ts">
 import { GetOffersDocument } from '~/composables/graphql/public/exchange-generated'
+import type { MapBounds } from '~/components/catalog/CatalogMap.vue'
 
 definePageMeta({
   layout: 'topnav'
@@ -49,6 +54,28 @@ const { execute } = useGraphQL()
 const router = useRouter()
 const localePath = useLocalePath()
 
+// Ref to CatalogPage for accessing bounds
+const catalogPageRef = ref<{ currentBounds: Ref<MapBounds | null> } | null>(null)
+
+// Filter by map bounds state
+const filterByBounds = ref(false)
+const currentMapBounds = ref<MapBounds | null>(null)
+
+// Handle bounds change from map
+const onBoundsChange = (bounds: MapBounds) => {
+  currentMapBounds.value = bounds
+}
+
+// Check if item is within map bounds
+const isInBounds = (item: any, bounds: MapBounds | null): boolean => {
+  if (!bounds) return true
+  if (!item.latitude || !item.longitude) return false
+  const lat = Number(item.latitude)
+  const lng = Number(item.longitude)
+  return lat >= bounds.south && lat <= bounds.north
+      && lng >= bounds.west && lng <= bounds.east
+}
+
 const {
   catalogMode,
   selectMode,
@@ -69,6 +96,22 @@ const { items: products, isLoading: productsLoading, isLoadingMore: productsLoad
 const { items: hubs, isLoading: hubsLoading, isLoadingMore: hubsLoadingMore, canLoadMore: hubsCanLoadMore, loadMore: loadMoreHubs, init: initHubs } = useCatalogHubs()
 const { items: suppliers, isLoading: suppliersLoading, isLoadingMore: suppliersLoadingMore, canLoadMore: suppliersCanLoadMore, loadMore: loadMoreSuppliers, init: initSuppliers } = useCatalogSuppliers()
 
+// Filtered items by map bounds
+const filteredProducts = computed(() => {
+  if (!filterByBounds.value || !currentMapBounds.value) return products.value
+  return products.value.filter((p: any) => isInBounds(p, currentMapBounds.value))
+})
+
+const filteredHubs = computed(() => {
+  if (!filterByBounds.value || !currentMapBounds.value) return hubs.value
+  return hubs.value.filter((h: any) => isInBounds(h, currentMapBounds.value))
+})
+
+const filteredSuppliers = computed(() => {
+  if (!filterByBounds.value || !currentMapBounds.value) return suppliers.value
+  return suppliers.value.filter((s: any) => isInBounds(s, currentMapBounds.value))
+})
+
 // Selection loading state
 const selectionLoading = computed(() => {
   if (selectMode.value === 'product') return productsLoading.value