Add option to hide already-rated entries from ballot. (#433)

IFComp/root/src/_filter_entries.tt

@@ -3,10 +3,12 @@
 const $playtimeSelect = document.querySelector('.playtime-select');
 const $styleSelect = document.querySelector('.style-select');
 const $platformSelect = document.querySelector('.platform-select');
+const $hideRated = document.querySelector('.hide-rated');
 
 var filter_style = new Array();
 var filter_playtime = new Array();
 var filter_platform = new Array();
+var filter_rated = new Boolean();
 
 $("#no-visible-games").hide();
 
@@ -44,6 +46,14 @@ function updateDisplay() {
             }
         });
     }
+    if (filter_rated == true) {
+        $('[id ^= "entry-"').filter(":visible").each(function() {
+            if ($(this).attr('ifcomp-rated') === 'true') {
+                $(this).hide();
+                count -= 1;
+            }
+        });
+    }
 
     if (count == 0) {
         $('div[id = "no-visible-games"]').show();
@@ -82,5 +92,14 @@ $platformSelect.onchange = function() {
     updateDisplay();
 }
 
+$hideRated.onchange = function() {
+    if (!this.checked) {
+        filter_rated = false;
+    } else {
+        filter_rated = true;
+    }
+    updateDisplay();
+}
+
 </script>
 [% END %]

IFComp/root/src/ballot/index.tt

@@ -265,6 +265,15 @@ And for a more compact list of this year's entries, <a href="/ballot/vote/">see
 
 </div>
 
+<div class="row">
+    <div class="col-sm-3"></div>
+
+    <div class="col-sm-6">
+            <input type="checkbox" id="hide-rated" name="hide-rated" class="hide-rated" style="margin-top:10px;" autocomplete="off" />
+            <label for="hide-rated" style="font-weight:inherit;">Hide entries I've already rated.</label>
+    </div>
+</div>
+
 <div class="row" align=center style="padding-top: 1em;">
 <p>NOTE: you can use Ctrl-click / &#8984;-Click to select multiple items from the lists above. Clicking on "All" at the top will clear the selections</p>
 </div>
@@ -275,6 +284,7 @@ And for a more compact list of this year's entries, <a href="/ballot/vote/">see
              ifcomp-style="[% IF entry.style %][% entry.style %][% ELSE %]other[% END %]"
              ifcomp-playtime="[% IF entry.playtime %][% entry.playtime %][% ELSE %]other[% END %]"
              ifcomp-platform="[% IF entry.platform %][% entry.platform %][% ELSE %]other[% END %]"
+             ifcomp-rated="[% IF rating_for_entry.${entry.id} %]true[% ELSE %]false[% END %]"
              >
             [% INCLUDE _entry_title.tt include_permalink = 1 %]
             [% INCLUDE _current_entry_row.tt %]