From eb4079527f31b032fa68e796937527508cba5f63 Mon Sep 17 00:00:00 2001
From: Pulkit Kathuria <kevincobain2000@gmail.com>
Date: Sun, 28 Jan 2024 20:08:27 +0900
Subject: [PATCH] add support for mini

---
 pkg/chart.go      | 10 +++++++-
 pkg/line_chart.go | 63 +++++++++++++++++++++++++++++++++++++----------
 2 files changed, 59 insertions(+), 14 deletions(-)

diff --git a/pkg/chart.go b/pkg/chart.go
index 538fd79..e030ba8 100644
--- a/pkg/chart.go
+++ b/pkg/chart.go
@@ -17,7 +17,8 @@ const (
 	DEFAULT_PADDING_RIGHT      = 20
 	DEFAULT_PADDING_BOTTOM     = 20
 	DEFAULT_PADDING_LEFT       = 20
-	DEFAULT_SUBTITLE_FONT_SIZE = 11
+	DEFAULT_TITLE_FONT_SIZE    = 12
+	DEFAULT_SUBTITLE_FONT_SIZE = 10
 
 	BAR_STYLE_VERTICAL   = "vertical"
 	BAR_STYLE_HORIZONTAL = "horizontal"
@@ -169,3 +170,10 @@ func NumberToK(num *float64) string {
 
 	return formatNumber(*num/1000000) + "m"
 }
+
+func Truncate(s string, max int) string {
+	if len(s) > max {
+		return s[:max] + "..."
+	}
+	return s
+}
diff --git a/pkg/line_chart.go b/pkg/line_chart.go
index a190290..7d9e1c4 100644
--- a/pkg/line_chart.go
+++ b/pkg/line_chart.go
@@ -17,36 +17,70 @@ func NewLineChart() *LineChart {
 }
 
 func (c *LineChart) Get(xData []string, yData [][]float64, names []string, req *ChartRequest) ([]byte, error) {
-	fill := false
+	fill := true
 	if req.Line == "fill" {
 		fill = true
 	}
+	isMini := false
+	showLegend := true
+	paddings := charts.Box{
+		Top:    10,
+		Bottom: 10,
+		Left:   10,
+		Right:  10,
+	}
+	titleSizes := charts.TitleOption{
+		Text:             req.ChartTitle,
+		Subtext:          req.ChartSubtitle,
+		FontSize:         DEFAULT_TITLE_FONT_SIZE,
+		SubtextFontSize:  DEFAULT_SUBTITLE_FONT_SIZE,
+		Left:             charts.PositionCenter,
+		SubtextFontColor: DEFAULT_SUBTITLE_COLOR,
+	}
+	if req.Width <= 300 && req.Height <= 300 {
+		showLegend = false
+		isMini = true
+		paddings = charts.Box{
+			Top:    10,
+			Bottom: -20,
+			Left:   -10,
+			Right:  10,
+		}
+		titleSizes = charts.TitleOption{
+			Text:             Truncate(req.ChartTitle, 17),
+			Subtext:          Truncate(req.ChartSubtitle, 17),
+			FontSize:         DEFAULT_TITLE_FONT_SIZE,
+			SubtextFontSize:  DEFAULT_SUBTITLE_FONT_SIZE,
+			Left:             charts.PositionCenter,
+			SubtextFontColor: DEFAULT_SUBTITLE_COLOR,
+		}
+	}
 	p, err := charts.LineRender(
 		yData,
 		charts.HeightOptionFunc(req.Height),
 		charts.WidthOptionFunc(req.Width),
-		charts.TitleOptionFunc(charts.TitleOption{
-			Text:             req.ChartTitle,
-			Subtext:          req.ChartSubtitle,
-			SubtextFontSize:  DEFAULT_SUBTITLE_FONT_SIZE,
-			Left:             charts.PositionCenter,
-			SubtextFontColor: DEFAULT_SUBTITLE_COLOR,
-		}),
+		charts.PaddingOptionFunc(paddings),
+		charts.TitleOptionFunc(titleSizes),
 		charts.XAxisDataOptionFunc(xData),
 		charts.LegendOptionFunc(charts.LegendOption{
 			Orient: charts.OrientHorizontal,
 			Data:   names,
 			Left:   charts.PositionLeft,
+			Show:   &showLegend,
 		}),
 		func(opt *charts.ChartOption) {
 			opt.Type = req.Output
 			opt.Theme = req.Theme
 			opt.Legend.Padding = charts.Box{
-				Top:    DEFAULT_PADDING_TOP,
-				Bottom: DEFAULT_PADDING_BOTTOM * 2,
+				Top:    0,
+				Bottom: 0,
 			}
 			opt.ValueFormatter = func(f float64) string {
+				if isMini {
+					return "-"
+				}
 				return fmt.Sprintf("%s %s", NumberToK(&f), req.Metric)
+
 			}
 			opt.FillArea = fill
 
@@ -58,9 +92,12 @@ func (c *LineChart) Get(xData []string, yData [][]float64, names []string, req *
 				charts.SeriesMarkDataTypeMax,
 				charts.SeriesMarkDataTypeMin,
 			)
-			opt.SeriesList[idx].MarkLine = charts.NewMarkLine(
-				charts.SeriesMarkDataTypeAverage,
-			)
+			if !isMini {
+				opt.SeriesList[idx].MarkLine = charts.NewMarkLine(
+					charts.SeriesMarkDataTypeAverage,
+				)
+			}
+
 		},
 	)
 	if err != nil {