From 3adc965dd09490b7efa1cce9f09b0a3b30970277 Mon Sep 17 00:00:00 2001
From: 简律纯 <hsiangnianian@outlook.com>
Date: Wed, 19 Apr 2023 17:30:39 +0800
Subject: ✨优化文档
MIME-Version: 1.0
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---
 docs/app/integrations/docsearch.ts | 176 +++++++++++++++++++++++++++++++++++++
 1 file changed, 176 insertions(+)
 create mode 100644 docs/app/integrations/docsearch.ts

(limited to 'docs/app/integrations')

diff --git a/docs/app/integrations/docsearch.ts b/docs/app/integrations/docsearch.ts
new file mode 100644
index 0000000..93ca0e7
--- /dev/null
+++ b/docs/app/integrations/docsearch.ts
@@ -0,0 +1,176 @@
+import { withoutTrailingSlash } from 'ufo'
+import type { DocSearchOptions } from '@nuxtjs/algolia/dist/module.d'
+
+export default defineNuxtPlugin(() => {
+  const config = useRuntimeConfig()
+
+  const docSearchElement = ref()
+
+  const hasDocSearch = computed(() => config?.public?.algolia?.docSearch)
+
+  // Setup Algolia DocSearch integration
+  if (hasDocSearch.value) {
+    const route = useRoute()
+
+    const router = useRouter()
+
+    /**
+     * Try to grab options from runtimeConfig.
+     *
+     * If not found, fallback on props.
+     */
+    const options = computed<DocSearchOptions>(() => {
+      const { algolia } = useRuntimeConfig()
+
+      if (algolia && algolia.docSearch) {
+        return algolia
+      }
+
+      return {}
+    })
+
+    /**
+     * Check if event is special click to avoid closing the DocSearch too soon.
+     */
+    const isSpecialClick = (event: MouseEvent) => event.button === 1 || event.altKey || event.ctrlKey || event.metaKey || event.shiftKey
+
+    /**
+     * Gets the relative path from an absolute URL provided by the DocSearch instance.
+     */
+    const getRelativePath = (absoluteUrl: string) => {
+      const { pathname, hash } = new URL(absoluteUrl)
+      const url = window.location.origin
+      const relativeUrl = pathname.replace(url, '/')
+      return withoutTrailingSlash(relativeUrl) + hash
+    }
+
+    /**
+     * Initialize the DocSearch instance.
+     * @param userOptions
+     */
+    const initialize = async (userOptions: any & DocSearchOptions) => {
+      const el = document.createElement('div')
+      el.id = '#docsearch-container'
+      el.style.width = '0'
+      el.style.height = '0'
+      el.style.display = 'none'
+      document.body.appendChild(el)
+      docSearchElement.value = el
+
+      // @ts-expect-errors - Import @docsearch at runtime
+      const docsearch = await Promise.all([import(/* webpackChunkName: "docsearch" */ '@docsearch/js'), import(/* webpackChunkName: "docsearch" */ '@docsearch/css')]).then(
+        ([docsearch]) => docsearch.default
+      )
+
+      // TODO: Maybe bind this with @nuxt/i18n ?
+      // Resolve lang
+      const lang = userOptions?.lang || 'en'
+
+      // Generate lang prefix
+      const langPrefix = `${userOptions.langAttribute || 'language'}:${lang}`
+
+      // Get facet filters
+      const userFacetFilters = userOptions.docSearch.facetFilters || []
+
+      // Create DocSearch instance
+      docsearch({
+        /**
+         * Local implementation of this DocSearch box uses a local element with an `docsearch` id.
+         */
+        container: el,
+        appId: userOptions.applicationId,
+        apiKey: userOptions.apiKey,
+        indexName: userOptions.docSearch.indexName,
+        searchParameters: {
+          ...(!lang
+            ? {
+                facetFilters: userFacetFilters
+              }
+            : {
+                facetFilters: [langPrefix].concat(userFacetFilters)
+              }),
+          ...userOptions.searchParameters
+        },
+        /**
+         * Transform items into relative URL format (compatibility with Vue Router).
+         */
+        transformItems: userOptions.transformItems
+          ? userOptions.transformItems
+          : (items) => {
+              return items.map((item) => {
+                return {
+                  ...item,
+                  url: getRelativePath(item.url)
+                }
+              })
+            },
+        navigator: userOptions.navigator
+          ? userOptions.navigator
+          : {
+              navigate: ({ itemUrl }) => {
+                const { pathname: hitPathname } = new URL(window.location.origin + itemUrl)
+                // Vue Router doesn't handle same-page navigation so we use
+                // the native browser location API for anchor navigation.
+                if (route.path === hitPathname) {
+                  window.location.assign(window.location.origin + itemUrl)
+                } else {
+                  router.push(itemUrl)
+                }
+              }
+            },
+        hitComponent: userOptions.hitComponent
+          ? userOptions.hitComponent
+          : ({ hit, children }) => {
+              return {
+                type: 'a',
+                constructor: undefined,
+                __v: 1,
+                props: {
+                  href: hit.url,
+                  children,
+                  onClick: (event: MouseEvent) => {
+                    if (isSpecialClick(event)) {
+                      return
+                    }
+                    // We rely on the native link scrolling when user is
+                    // already on the right anchor because Vue Router doesn't
+                    // support duplicated history entries.
+                    if (route.fullPath === hit.url) {
+                      return
+                    }
+                    const { pathname: hitPathname } = new URL(window.location.origin + hit.url)
+                    // If the hits goes to another page, we prevent the native link behavior
+                    // to leverage the Vue Router loading feature.
+                    if (route.path !== hitPathname) {
+                      event.preventDefault()
+                    }
+                    router.push(hit.url)
+                  }
+                }
+              }
+            },
+        // Spread user options, except the ones that are already used in the instance.
+        ...Object.entries(userOptions)
+          // Skip already used keys
+          .filter(([key]) => !['applicationId', 'apiKey', 'indexName', 'transformItems', 'navigator', 'hitComponent', 'facetFilters', 'langAttribute', 'lang'].includes(key))
+          // Recompose options
+          .reduce((acc: any, [key, value]) => {
+            acc[key] = value
+            return acc
+          }, {})
+      })
+    }
+
+    // Watch options and restart the instance if needed.
+    if (process.client) { initialize(options.value) }
+  }
+
+  return {
+    provide: {
+      docSearch: {
+        element: docSearchElement,
+        hasDocSearch
+      }
+    }
+  }
+})
-- 
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