From 07412521f896a609ae0011bc0a5ac0adf252b637 Mon Sep 17 00:00:00 2001
From: zsloan
Date: Wed, 19 Jan 2022 20:47:51 +0000
Subject: Replaced the Select Top feature with one that functions more like the
 Block By Index feature from the trait page; you can now use text indicating
 index ranges or specific indices, and the filter triggers on either hitting
 Enter or clicking outside of the text area

---
 .../static/new/javascript/search_results.js        | 74 ++++++++++++----------
 wqflask/wqflask/templates/search_result_page.html  |  2 +-
 2 files changed, 43 insertions(+), 33 deletions(-)

diff --git a/wqflask/wqflask/static/new/javascript/search_results.js b/wqflask/wqflask/static/new/javascript/search_results.js
index 9e507123..355fd18e 100644
--- a/wqflask/wqflask/static/new/javascript/search_results.js
+++ b/wqflask/wqflask/static/new/javascript/search_results.js
@@ -93,41 +93,51 @@ $(function() {
       $('#trait_table').DataTable().search($(this).val()).draw();
   });
 
-  $('#select_top').keyup(function(){
-      num_rows = $(this).val()
-
-      if (num_rows = parseInt(num_rows)){
-          table_api = $('#trait_table').DataTable();
-
-          check_cells = table_api.column(0).nodes().to$();
-          for (let i = 0; i < num_rows; i++) {
-            check_cells[i].childNodes[0].checked = true;
-          }
-
-          check_rows = table_api.rows().nodes();
-          for (let i=0; i < num_rows; i++) {
-            if (check_rows[i].classList.contains("selected")){
-              continue
-            } else {
-              check_rows[i].classList.add("selected")
-            }
-          }
-          for (let i = num_rows; i < check_rows.length; i++){
-            check_cells[i].childNodes[0].checked = false;
-            if (check_rows[i].classList.contains("selected")){
-              check_rows[i].classList.remove("selected")
-            }
-          }
-      }
-      else {
-        for (let i = 0; i < check_rows.length; i++){
-          check_cells[i].childNodes[0].checked = false;
-          if (check_rows[i].classList.contains("selected")){
-            check_rows[i].classList.remove("selected")
+  parse_index_string = function(idx_string) {
+    index_list = [];
+    _ref = idx_string.split(",");
+    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+      index_set = _ref[_i];
+      if (index_set.indexOf('-') !== -1) {
+        try {
+          start_index = parseInt(index_set.split("-")[0]);
+          end_index = parseInt(index_set.split("-")[1]);
+          for (index = _j = start_index; start_index <= end_index ? _j <= end_index : _j >= end_index; index = start_index <= end_index ? ++_j : --_j) {
+            index_list.push(index);
           }
+        } catch (_error) {
+          error = _error;
+          alert("Syntax error");
         }
+      } else {
+        index = parseInt(index_set);
+        index_list.push(index);
+      }
+    }
+    return new Set(index_list)
+  }
+
+  filter_by_index = function() {
+    index_string = $('#select_top').val()
+    index_set = parse_index_string(index_string)
+
+    table_api = $('#trait_table').DataTable();
+    check_nodes = table_api.column(0).nodes().to$();
+    check_nodes.each(function(index) {
+      if (index_set.has(index + 1)){
+        $(this)[0].childNodes[0].checked = true
       }
-      change_buttons();
+    })
+  }
+
+  $('#select_top').keyup(function(event){
+    if (event.keyCode === 13) {
+      filter_by_index()
+    }
+  });
+
+  $('#select_top').blur(function() {
+    filter_by_index()
   });
 
   add_to_collection = function() {
diff --git a/wqflask/wqflask/templates/search_result_page.html b/wqflask/wqflask/templates/search_result_page.html
index a7d72807..fb335fd3 100644
--- a/wqflask/wqflask/templates/search_result_page.html
+++ b/wqflask/wqflask/templates/search_result_page.html
@@ -97,7 +97,7 @@
               <input type="text" id="searchbox" class="form-control" style="width: 200px; display: inline;" placeholder="Search This Table For ...">
               <button class="btn btn-success" id="add" type="button" disabled><span class="glyphicon glyphicon-plus-sign"></span> Add</button>
               <button class="btn btn-default" id="select_all" type="button"><span class="glyphicon glyphicon-ok"></span> Select All</button>
-              <input type="text" id="select_top" class="form-control" style="width: 200px; display: inline;" placeholder="Select Top ...">
+              <input type="text" id="select_top" class="form-control" style="width: 200px; display: inline;" placeholder="Select Rows (1-5, 11)">
               <button class="btn btn-default" id="export_traits"><span class="glyphicon glyphicon-download"></span> Download</button>
               <button class="btn btn-default" id="invert" type="button"><span class="glyphicon glyphicon-adjust"></span> Invert</button>
               <button class="btn btn-default" id="deselect_all" type="button"><span class="glyphicon glyphicon-remove"></span> Deselect</button>
-- 
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