add sourcegraph, github search to suggestions (#84)

.vuepress/config.js

@@ -1,3 +1,5 @@
+const fs = require('fs');
+const { path } = require('@vuepress/shared-utils');
 const vuepressUtils = require('@vuepress/shared-utils');
 const emojiRegex = require('emoji-regex')();
 
@@ -92,7 +94,9 @@ module.exports = {
 
   plugins: [
     // fulltext search for site content - https://github.com/leo-buneev/vuepress-plugin-fulltext-search
-    'fulltext-search',
+    ['fulltext-search', {
+      processSuggestions: fs.readFileSync(path.resolve(__dirname, 'processSuggestions.js')),
+    }],
 
     // remove trailing .html for example - https://vuepress.github.io/en/plugins/clean-urls
     'vuepress-plugin-clean-urls',

.vuepress/processSuggestions.js

@@ -0,0 +1,20 @@
+// This function extends suggestions provided by the fulltext-search plugin
+export default async function(suggestions, queryString, queryTerms) {
+  if (queryString) {
+    suggestions.push({
+      path: 'https://sourcegraph.com/search?patternType=literal&q=repo:^github.com/ubclaunchpad/*+',
+      slug: queryString,
+      parentPageTitle: 'Other',
+      title: 'Content and code',
+      contentStr: 'Search our repositories',
+      external: true,
+    }, {
+      path: 'https://github.com/search?q=org%3Aubclaunchpad+type%3Aissue+',
+      slug: queryString,
+      title: 'Issues and pull requests',
+      contentStr: 'Search our GitHub organization',
+      external: true,
+    });
+  }
+  return suggestions;
+}

package.json

@@ -17,7 +17,7 @@
     "markdownlint-cli": "^0.22.0",
     "vuepress": "^1.4.1",
     "vuepress-plugin-clean-urls": "^1.1.1",
-    "vuepress-plugin-fulltext-search": "^2.0.2",
+    "vuepress-plugin-fulltext-search": "https://github.com/bobheadlabs/vuepress-plugin-fulltext-search.git",
     "vuepress-theme-yuu": "^2.2.1"
   }
 }