added search.js for handling search results

r/static/js/search.js

@@ -0,0 +1,61 @@
+let idxs = new XMLHttpRequest();
+idxs.open('GET', '/static/js/search/search-idx-list.json', false);
+idxs.send();
+let idx_list =JSON.parse(idxs.responseText);
+
+let lnrjs = new XMLHttpRequest();
+lnrjs.open('GET', '/static/js/lunr.js', false);
+lnrjs.send();
+eval(lnrjs.responseText);
+
+
+let meta = new XMLHttpRequest();
+meta.open('GET', '/static/js/search/metadata.json', false);
+meta.send();
+var metadata = JSON.parse(meta.responseText)
+
+
+async function getData(element) {
+    const url = `/${element}`;
+    try {
+      const response = await fetch(url);
+      if (!response.ok) {
+        throw new Error(`Response status: ${response.status}`);
+      }
+  
+      const json = await response.json();
+      return json
+    } catch (error) {
+      console.error(error.message);
+    }
+  }
+
+onmessage = (e) => {
+    let query = e.data
+    let results = []
+    idx_list.forEach(element => {
+        p = getData(element)
+        p.then(function (json) {
+            let idx = lunr.Index.load(json)
+            res = idx.search(query).slice(0,100)
+            res.forEach(r => {
+              r.meta = metadata[r.ref]
+            })
+            results = results.concat(res)
+            results = results.sort(({score:a}, {score:b}) => b-a);
+            results = results.slice(0,100)
+            postMessage(results)
+        })
+        // let request = new XMLHttpRequest();
+        // request.open('GET', `/${element}`, false);
+        // request.send();
+        // console.log(JSON.parse(request.responseText))
+        // let idx = lunr.Index.load(JSON.parse(request.responseText))
+        // res = idx.search(query).slice(0,100)
+        // results = results.concat(res)
+        // results = results.sort(({score:a}, {score:b}) => b-a);
+        // results = results.slice(0,100)
+        // postMessage(results)
+        
+    })
+}