feat: support algolia for package search + org/user package listing

app/components/SearchProviderToggle.client.vue

@@ -0,0 +1,117 @@
+<script setup lang="ts">
+const { searchProvider, isAlgolia } = useSearchProvider()
+
+const isOpen = shallowRef(false)
+const toggleRef = useTemplateRef('toggleRef')
+
+onClickOutside(toggleRef, () => {
+  isOpen.value = false
+})
+
+useEventListener('keydown', event => {
+  if (event.key === 'Escape' && isOpen.value) {
+    isOpen.value = false
+  }
+})
+</script>
+
+<template>
+  <div ref="toggleRef" class="relative">
+    <ButtonBase
+      :aria-label="$t('settings.search_provider')"
+      :aria-expanded="isOpen"
+      aria-haspopup="true"
+      size="small"
+      class="border-none w-8 h-8 !px-0 justify-center"
+      classicon="i-carbon:settings"
+      @click="isOpen = !isOpen"
+    />
+
+    <Transition
+      enter-active-class="transition-all duration-150"
+      leave-active-class="transition-all duration-100"
+      enter-from-class="opacity-0 translate-y-1"
+      leave-to-class="opacity-0 translate-y-1"
+    >
+      <div
+        v-if="isOpen"
+        class="absolute inset-ie-0 top-full pt-2 w-72 z-50"
+        role="menu"
+        :aria-label="$t('settings.search_provider')"
+      >
+        <div
+          class="bg-bg-subtle/80 backdrop-blur-sm border border-border-subtle rounded-lg shadow-lg shadow-bg-elevated/50 overflow-hidden p-1"
+        >
+          <!-- npm Registry option -->
+          <button
+            type="button"
+            role="menuitem"
+            class="w-full flex items-start gap-3 px-3 py-2.5 rounded-md text-start transition-colors hover:bg-bg-muted"
+            :class="[!isAlgolia ? 'bg-bg-muted' : '']"
+            @click="
+              () => {
+                searchProvider = 'npm'
+                isOpen = false
+              }
+            "
+          >
+            <span
+              class="i-carbon:catalog w-4 h-4 mt-0.5 shrink-0"
+              :class="!isAlgolia ? 'text-accent' : 'text-fg-muted'"
+              aria-hidden="true"
+            />
+            <div class="min-w-0 flex-1">
+              <div class="text-sm font-medium" :class="!isAlgolia ? 'text-fg' : 'text-fg-muted'">
+                {{ $t('settings.search_provider_npm') }}
+              </div>
+              <p class="text-xs text-fg-subtle mt-0.5">
+                {{ $t('settings.search_provider_npm_description') }}
+              </p>
+            </div>
+          </button>
+
+          <!-- Algolia option -->
+          <button
+            type="button"
+            role="menuitem"
+            class="w-full flex items-start gap-3 px-3 py-2.5 rounded-md text-start transition-colors hover:bg-bg-muted"
+            :class="[isAlgolia ? 'bg-bg-muted' : '']"
+            @click="
+              () => {
+                searchProvider = 'algolia'
+                isOpen = false
+              }
+            "
+          >
+            <span
+              class="i-carbon:search w-4 h-4 mt-0.5 shrink-0"
+              :class="isAlgolia ? 'text-accent' : 'text-fg-muted'"
+              aria-hidden="true"
+            />
+            <div class="min-w-0 flex-1">
+              <div class="text-sm font-medium" :class="isAlgolia ? 'text-fg' : 'text-fg-muted'">
+                {{ $t('settings.search_provider_algolia') }}
+              </div>
+              <p class="text-xs text-fg-subtle mt-0.5">
+                {{ $t('settings.search_provider_algolia_description') }}
+              </p>
+            </div>
+          </button>
+
+          <!-- Algolia attribution -->
+          <div v-if="isAlgolia" class="border-t border-border mx-1 mt-1 pt-2 pb-1">
+            <a
+              href="https://www.algolia.com/developers"
+              target="_blank"
+              rel="noopener noreferrer"
+              class="text-xs text-fg-subtle hover:text-fg-muted transition-colors inline-flex items-center gap-1 px-2"
+            >
+              {{ $t('search.algolia_disclaimer') }}
+              <span class="i-carbon:launch w-3 h-3" aria-hidden="true" />
+            </a>
+          </div>
+        </div>
+      </div>
+    </Transition>
+  </div>
+</template>

app/components/SearchProviderToggle.server.vue

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+<template>
+  <div class="relative">
+    <div class="flex items-center justify-center w-8 h-8 rounded-md text-fg-subtle">
+      <span class="i-carbon:settings w-4 h-4" aria-hidden="true" />
+    </div>
+  </div>
+</template>

app/composables/npm/useAlgoliaSearch.ts

@@ -0,0 +1,232 @@
+import type { NpmSearchResponse, NpmSearchResult } from '#shared/types'
+import {
+  liteClient as algoliasearch,
+  type LiteClient,
+  type SearchResponse,
+} from 'algoliasearch/lite'
+
+/**
+ * Singleton Algolia client, keyed by appId to handle config changes.
+ */
+let _searchClient: LiteClient | null = null
+let _configuredAppId: string | null = null
+
+function getOrCreateClient(appId: string, apiKey: string): LiteClient {
+  if (!_searchClient || _configuredAppId !== appId) {
+    _searchClient = algoliasearch(appId, apiKey)
+    _configuredAppId = appId
+  }
+  return _searchClient
+}
+
+interface AlgoliaOwner {
+  name: string
+  email?: string
+  avatar?: string
+  link?: string
+}
+
+interface AlgoliaRepo {
+  url: string
+  host: string
+  user: string
+  project: string
+  path: string
+  head?: string
+  branch?: string
+}
+
+/**
+ * Shape of a hit from the Algolia `npm-search` index.
+ * Only includes fields we retrieve via `attributesToRetrieve`.
+ */
+interface AlgoliaHit {
+  objectID: string
+  name: string
+  version: string
+  description: string | null
+  modified: number
+  homepage: string | null
+  repository: AlgoliaRepo | null
+  owners: AlgoliaOwner[] | null
+  downloadsLast30Days: number
+  downloadsRatio: number
+  popular: boolean
+  keywords: string[]
+  deprecated: boolean | string
+  isDeprecated: boolean
+  license: string | null
+}
+
+/** Fields we always request from Algolia to keep payload small */
+const ATTRIBUTES_TO_RETRIEVE = [
+  'name',
+  'version',
+  'description',
+  'modified',
+  'homepage',
+  'repository',
+  'owners',
+  'downloadsLast30Days',
+  'downloadsRatio',
+  'popular',
+  'keywords',
+  'deprecated',
+  'isDeprecated',
+  'license',
+]
+
+function hitToSearchResult(hit: AlgoliaHit): NpmSearchResult {
+  return {
+    package: {
+      name: hit.name,
+      version: hit.version,
+      description: hit.description || '',
+      keywords: hit.keywords,
+      date: new Date(hit.modified).toISOString(),
+      links: {
+        npm: `https://www.npmjs.com/package/${hit.name}`,
+        homepage: hit.homepage || undefined,
+        repository: hit.repository?.url || undefined,
+      },
+      maintainers: hit.owners
+        ? hit.owners.map(owner => ({
+            name: owner.name,
+            email: owner.email,
+          }))
+        : [],
+    },
+    score: {
+      final: 0,
+      detail: {
+        quality: hit.popular ? 1 : 0,
+        popularity: hit.downloadsRatio,
+        maintenance: 0,
+      },
+    },
+    searchScore: 0,
+    downloads: {
+      weekly: Math.round(hit.downloadsLast30Days / 4.3),
+    },
+    updated: new Date(hit.modified).toISOString(),
+  }
+}
+
+export interface AlgoliaSearchOptions {
+  /** Number of results */
+  size?: number
+  /** Offset for pagination */
+  from?: number
+  /** Algolia filters expression (e.g. 'owner.name:username') */
+  filters?: string
+}
+
+/**
+ * Composable that provides Algolia search functions for npm packages.
+ *
+ * Must be called during component setup (or inside another composable)
+ * because it reads from `useRuntimeConfig()`. The returned functions
+ * are safe to call at any time (event handlers, async callbacks, etc.).
+ */
+export function useAlgoliaSearch() {
+  const { algolia } = useRuntimeConfig().public
+  const client = getOrCreateClient(algolia.appId, algolia.apiKey)
+  const indexName = algolia.indexName
+
+  /**
+   * Search npm packages via Algolia.
+   * Returns results in the same NpmSearchResponse format as the npm registry API.
+   */
+  async function search(
+    query: string,
+    options: AlgoliaSearchOptions = {},
+  ): Promise<NpmSearchResponse> {
+    const { results } = await client.search([
+      {
+        indexName,
+        params: {
+          query,
+          offset: options.from,
+          length: options.size,
+          filters: options.filters || '',
+          analyticsTags: ['npmx.dev'],
+          attributesToRetrieve: ATTRIBUTES_TO_RETRIEVE,
+          attributesToHighlight: [],
+        },
+      },
+    ])
+
+    const response = results[0] as SearchResponse<AlgoliaHit> | undefined
+    if (!response) {
+      return { isStale: false, objects: [], total: 0, time: new Date().toISOString() }
+    }
+
+    return {
+      isStale: false,
+      objects: response.hits.map(hitToSearchResult),
+      total: response.nbHits ?? 0,
+      time: new Date().toISOString(),
+    }
+  }
+
+  /**
+   * Fetch all packages for an Algolia owner (org or user).
+   * Uses `owner.name` filter for efficient server-side filtering.
+   */
+  async function searchByOwner(
+    ownerName: string,
+    options: { maxResults?: number } = {},
+  ): Promise<NpmSearchResponse> {
+    const max = options.maxResults ?? 1000
+
+    const allHits: AlgoliaHit[] = []
+    let offset = 0
+    const batchSize = 200
+
+    // Algolia supports up to 1000 results per query with offset/length pagination
+    while (offset < max) {
+      const length = Math.min(batchSize, max - offset)
+
+      const { results } = await client.search([
+        {
+          indexName,
+          params: {
+            query: '',
+            offset,
+            length,
+            filters: `owner.name:${ownerName}`,
+            analyticsTags: ['npmx.dev'],
+            attributesToRetrieve: ATTRIBUTES_TO_RETRIEVE,
+            attributesToHighlight: [],
+          },
+        },
+      ])
+
+      const response = results[0] as SearchResponse<AlgoliaHit> | undefined
+      if (!response) break
+
+      allHits.push(...response.hits)
+
+      // If we got fewer than requested, we've exhausted all results
+      if (response.hits.length < length || allHits.length >= (response.nbHits ?? 0)) {
+        break
+      }
+
+      offset += length
+    }
+
+    return {
+      isStale: false,
+      objects: allHits.map(hitToSearchResult),
+      total: allHits.length,
+      time: new Date().toISOString(),
+    }
+  }
+
+  return {
+    /** Search packages by text query */
+    search,
+    /** Fetch all packages for an owner (org or user) */
+    searchByOwner,
+  }
+}