store lawnet search query pre-redirect

package.json

@@ -1,6 +1,6 @@
 {
   "name": "clerkent",
-  "version": "2.7.2",
+  "version": "2.7.3",
   "private": true,
   "description": "quick search for international caselaw and legislation",
   "repository": "https://github.com/lacuna-technologies/clerkent.git",

src/Popup/ExternalLinks.tsx

@@ -1,10 +1,12 @@
-import React, { useEffect, useState } from 'react'
+import React, { useEffect, useState , useCallback } from 'react'
 import type Law from '../types/Law'
 import Constants from '../utils/Constants'
 import OptionsStorage from '../utils/OptionsStorage'
 import type { OptionsSettings, InstitutionalLogin } from '../utils/OptionsStorage'
 import './ExternalLinks.scss'
 
+import SearcherStorage from '../ContentScript/Searcher/SearcherStorage'
+
 interface Props {
   jurisdiction: Law.JursidictionCode
   type: Law.Type
@@ -31,6 +33,14 @@ const ExternalLinks: React.FC<Props> = ({
 }) => {
   const [institution, setInstitution] = useState(OptionsStorage.defaultOptions.OPTIONS_INSTITUTIONAL_LOGIN)
 
+  const onLawnetClick = useCallback(() => {
+    // this is necessary because the NUS and SMU proxies don't pass query params
+    // and the redirect occurs before content scripts have time to run
+    if([`NUS`, `SMU`].includes(institution)){
+      SearcherStorage.storeLawNetQuery(query)
+    }
+  }, [query, institution])
+
   useEffect(() => {
     (async () => {
       const institutionSelection = await OptionsStorage.institutionalLogin.get() as InstitutionalLogin
@@ -67,6 +77,7 @@ const ExternalLinks: React.FC<Props> = ({
             <>
               <a
                 href={getLawNetURL(institution, query)}
+                onClick={onLawnetClick}
                 target="_blank" rel="noreferrer"
               >LawNet</a>
             </>

src/pages/Guide/Guide.tsx

@@ -33,6 +33,12 @@ const Guide = () => {
         ) : null
       }
 
+      <p>
+        <strong>Tip:&nbsp;</strong>If you use an institutional login for proprietary databases (e.g. WestLaw or LawNet), you should set it on the&nbsp;
+        <a href="/options.html">Options page</a>
+        &nbsp;so Clerkent can redirect you to the appropriate login page.
+      </p>
+
       <p>
         Once you've clicked the icon and found the Clerkent search box, you can close this tab.
       </p>