Switch Javascript (bar admin) to be served with the asset pipline

1 files changed, 87 insertions, 0 deletions

diff --git a/app/assets/javascripts/stats-graphs.js b/app/assets/javascripts/stats-graphs.js
new file mode 100644
index 000000000..73e19a6fc
--- /dev/null
+++ b/app/assets/javascripts/stats-graphs.js
@@ -0,0 +1,87 @@
+/* From http://stackoverflow.com/a/10284006/223092 */
+function zip(arrays) {
+    return arrays[0].map(function(_,i){
+        return arrays.map(function(array){return array[i]})
+    });
+}
+
+$(document).ready(function() {
+    $.each(graphs_data, function(index, graph_data) {
+        var graph_id = graph_data.id,
+            dataset,
+            plot,
+            graph_data,
+            graph_div = $('#' + graph_id);
+
+        if (!graph_data.x_values) {
+            /* Then there's no data for this graph */
+            return true;
+        }
+
+        graph_div.css('width', '700px');
+        graph_div.css('height', '400px');
+
+        dataset = [
+            {'color': 'orange',
+             'bars': {
+                 'show': true,
+                 'barWidth': 0.5,
+                 'align': 'center'
+             },
+             'data': zip([graph_data.x_values,
+                          graph_data.y_values])
+            }
+        ]
+
+        if (graph_data.errorbars) {
+            dataset.push({
+                'color': 'orange',
+                'points': {
+                    // Don't show these, just draw error bars:
+                    'radius': 0,
+                    'errorbars': 'y',
+                    'yerr': {
+                        'asymmetric': true,
+                        'show': true,
+                        'upperCap': "-",
+                        'lowerCap': "-",
+                        'radius': 5
+                    }
+                },
+                'data': zip([graph_data.x_values,
+                             graph_data.y_values,
+                             graph_data.cis_below,
+                             graph_data.cis_above])
+            });
+        }
+
+        options = {
+            'xaxis': {
+                'ticks': graph_data.x_ticks,
+            },
+            'yaxis': {
+                'min': 0,
+                'max': graph_data.y_max
+            },
+            'xaxes': [{
+                'axisLabel': graph_data.x_axis,
+                'axisLabelPadding': 20,
+                'axisLabelColour': 'black'
+            }],
+            'yaxes': [{
+                'axisLabel': graph_data.y_axis,
+                'axisLabelPadding': 20,
+                'axisLabelColour': 'black'
+            }],
+            'series': {
+		'lines': {
+		    'show': false
+		}
+	    },
+        }
+
+        plot = $.plot(graph_div,
+                      dataset,
+                      options);
+    });
+});