1 files changed, 78 insertions, 0 deletions
diff --git a/vendor/assets/javascripts/peek.js b/vendor/assets/javascripts/peek.js
new file mode 100644
index 00000000000..f7e77de34ff
--- /dev/null
+++ b/vendor/assets/javascripts/peek.js
@@ -0,0 +1,78 @@
+(function($) {
+  var fetchRequestResults, getRequestId, peekEnabled, toggleBar, updatePerformanceBar;
+  getRequestId = function() {
+    return $('#peek').data('request-id');
+  };
+  peekEnabled = function() {
+    return $('#peek').length;
+  };
+  updatePerformanceBar = function(results) {
+    var key, label, data, table, html, tr, duration_td, sql_td, strong;
+
+    Object.keys(results.data).forEach(function(key) {
+      Object.keys(results.data[key]).forEach(function(label) {
+        data = results.data[key][label];
+
+        if (label == 'queries') {
+          table = document.createElement('table');
+
+          for (var i = 0; i < data.length; i += 1) {
+            tr = document.createElement('tr');
+            duration_td = document.createElement('td');
+            sql_td = document.createElement('td');
+            strong = document.createElement('strong');
+
+            strong.append(data[i]['duration'] + 'ms');
+            duration_td.appendChild(strong);
+            tr.appendChild(duration_td);
+
+            sql_td.appendChild(document.createTextNode(data[i]['sql']));
+            tr.appendChild(sql_td);
+
+            table.appendChild(tr);
+          }
+
+          table.className = 'table';
+          $("[data-defer-to=" + key + "-" + label + "]").html(table);
+        } else {
+          $("[data-defer-to=" + key + "-" + label + "]").text(results.data[key][label]);
+        }
+      });
+    });
+    return $(document).trigger('peek:render', [getRequestId(), results]);
+  };
+  toggleBar = function(event) {
+    var wrapper;
+    if ($(event.target).is(':input')) {
+      return;
+    }
+    if (event.which === 96 && !event.metaKey) {
+      wrapper = $('#peek');
+      if (wrapper.hasClass('disabled')) {
+        wrapper.removeClass('disabled');
+        return document.cookie = "peek=true; path=/";
+      } else {
+        wrapper.addClass('disabled');
+        return document.cookie = "peek=false; path=/";
+      }
+    }
+  };
+  fetchRequestResults = function() {
+    return $.ajax('/-/peek/results', {
+      data: {
+        request_id: getRequestId()
+      },
+      success: function(data, textStatus, xhr) {
+        return updatePerformanceBar(data);
+      },
+      error: function(xhr, textStatus, error) {}
+    });
+  };
+  $(document).on('keypress', toggleBar);
+  $(document).on('peek:update', fetchRequestResults);
+  return $(function() {
+    if (peekEnabled()) {
+      return $(this).trigger('peek:update');
+    }
+  });
+})(jQuery);