dont know what happened

client/d3/base.js

@@ -0,0 +1,75 @@
+import extend from 'extend';
+
+const DEFAULTS = {
+  outer_width: 500,
+  outer_height: 300,
+  margin: {top: 30, left: 70, bottom: 50, right: 20},
+  domain_ticks: 10,
+  range_ticks: 8,
+  container: "container",
+  time_series: false,
+  range_label: undefined,
+  domain_attr: undefined,
+  range_attr: undefined,
+  toCssClass: function(series){
+    return series ? series.title.toLowerCase().replace(/\s+/g, '-') : "";
+  }
+};
+
+
+class Chart {
+
+  constructor(options){
+    var chart = this;
+    chart = extend(chart, chart.chart_options, options);
+
+    chart.height = chart.outer_height - chart.margin.top - chart.margin.bottom;
+    chart.width = chart.outer_width - chart.margin.left - chart.margin.right;
+
+    chart.svg = d3.select(chart.container).append("svg")
+        .attr("width", chart.outer_width)
+        .attr("height", chart.outer_height)
+      .append("g")
+        .attr("transform", "translate(" + chart.margin.left + "," + chart.margin.top + ")");
+    chart.defineAxes();
+    if (chart.afterAxes) chart.afterAxes();
+  }
+
+  cssClass(series){
+    var chart = this;
+    if (!chart.toCssClass) return '';
+    return chart.toCssClass(series);
+  }
+
+  nestedExtent(a, series_values, domain_attr, range_attr){
+    var extent = {
+      min_domain: Infinity,
+      max_domain: -Infinity,
+      min_range: Infinity,
+      max_range: -Infinity
+    };
+    a.forEach((series)=>{
+      series[series_values].forEach((value)=>{
+        extent.min_domain = Math.min(min_domain, value[domain_attr]);
+        extent.max_domain = Math.max(max_domain, value[domain_attr]);
+        extent.min_range = Math.min(min_range, value[range_attr]);
+        extent.max_range = Math.max(max_range, value[range_attr]);
+      });
+    });
+    return extent;
+  }
+
+  titleize(s){
+    var words = s.split(' '),
+      array = [];
+    for (var i=0; i<words.length; ++i) {
+      array.push(words[i].charAt(0).toUpperCase() + words[i].toLowerCase().slice(1));
+    }
+    return array.join(' ');
+  }
+
+}
+
+Chart.DEFAULTS = DEFAULTS;
+
+export default Chart;