refactor: logparser v5 to pkgs

logparser/v5/pipe/chartreport.go

@@ -0,0 +1,54 @@
+package pipe
+
+/*
+// You need to run:
+// go get -u github.com/wcharczuk/go-chart
+
+// Chart renders a chart.
+type Chart struct {
+	Title         string
+	Width, Height int
+
+	w io.Writer
+}
+
+// NewChartReport returns a Chart report generator.
+func NewChartReport(w io.Writer) *Chart {
+	return &Chart{w: w}
+}
+
+// Consume generates a chart report.
+func (c *Chart) Consume(records Iterator) error {
+	w := os.Stdout
+
+	donut := chart.DonutChart{
+		Title: c.Title,
+		TitleStyle: chart.Style{
+			FontSize:  35,
+			Show:      true,
+			FontColor: chart.ColorAlternateGreen,
+		},
+		Width:  c.Width,
+		Height: c.Height,
+	}
+
+	err := records.Each(func(r Record) error {
+		v := chart.Value{
+			Label: r.Domain + r.Page + ": " + strconv.Itoa(r.Visits),
+			Value: float64(r.Visits),
+			Style: chart.Style{
+				FontSize: 14,
+			},
+		}
+
+		donut.Values = append(donut.Values, v)
+
+		return nil
+	})
+	if err != nil {
+		return err
+	}
+
+	return donut.Render(chart.SVG, w)
+}
+*/