Method getPlot

stats.go:287–324

getPlot generates a bar chart visualization for discrete data

()

// getPlot generates a bar chart visualization for discrete data
func (s *DiscreteStats) getPlot() string {
	if len(s.counter) == 0 {
		return "No data to plot"
	}

	// Sort by frequency
	type kv struct {
		Key   string
		Value int
	}
	var ss []kv
	for k, v := range s.counter {
		ss = append(ss, kv{k, v})
	}
	sort.Slice(ss, func(i, j int) bool {
		return ss[i].Value > ss[j].Value
	})

	// Take top 15 values for the plot
	maxDisplay := 15
	if len(ss) < maxDisplay {
		maxDisplay = len(ss)
	}

	// Prepare data for plotting
	frequencies := make([]float64, maxDisplay)
	for i := 0; i < maxDisplay; i++ {
		frequencies[i] = float64(ss[i].Value)
	}

	// Generate the plot
	plot := asciigraph.Plot(frequencies,
		asciigraph.Height(12),
		asciigraph.Width(60),
		asciigraph.Caption("Top Values Frequency"))

	return plot
}