issue #732: allows users to do a refinement search

src/components/RecordsDetail/index.js

@@ -161,6 +161,11 @@ const RecordsDetail = props => {
     props.item.uri && props.item.uri.split('/')[props.item.uri.split('/').length - 1]
   )
 
+  /** Retrieve current search params for users to refine a query based on initial search results */
+  const curr_search= new URLSearchParams(window.location.search);
+  const curr_query =  curr_search.get("query") 
+  const curr_category=  curr_search.get("category") ? curr_search.get("category"): ""
+
   /** Returns a citation string */
   const dates = props.item.dates && props.item.dates.map(d => d.expression).join(', ')
   const citation = (
@@ -188,6 +193,18 @@ const RecordsDetail = props => {
       label={t({ comment: 'About minimap message', message: 'about minimap' })}
     /> : null
     }
+    <form className ='refine-search-form' >
+        <input type="hidden" name="category" value={curr_category} />
+        <input type="hidden" name="limit" value="40" />
+        <label for="query" className='refine-search-label'>Refining Search:</label>
+        <input className='refine-search-input'
+               type='text' 
+               id="query"
+               name="query"
+               placeholder={curr_query || ''}
+               maxLength={255}
+               size={60}/>
+    </form>
     <nav className='records__nav'>
       <a href={searchUrl} className='btn btn--sm btn--gray'>
         <Trans comment='Message to go back to previous search'>  

src/styles/components/_records-detail.scss

@@ -73,3 +73,26 @@
   font-size: inherit;
   font-weight: $font-weight-normal;
 }
+
+.subquery-search-form {
+  position: relative;
+  width: 150px;
+  padding-top: 20px;
+}
+
+.subquery-search-input {
+  padding: 14px;
+  font-family: inherit;
+  color: inherit;
+  font-size: inherit;
+  height: 20px;
+  width: 146px;
+  background-color: unset;
+  border-radius: 3px;
+  border: 1px solid $silver-grey;
+}
+
+.subquery-search-label {
+  display: inline-block;
+  font-weight: bold;
+}