init code

internal/services/tele/view/fee.go

@@ -0,0 +1,34 @@
+package view
+
+import (
+	"fmt"
+	"github.com/jedib0t/go-pretty/v6/table"
+	"me.thuanle/bbot/internal/helper/binancex"
+	"me.thuanle/bbot/internal/services/tele/view/helper"
+	"me.thuanle/bbot/internal/utils/opx"
+	"me.thuanle/bbot/internal/utils/timex"
+	"time"
+)
+
+func IconOfFundingFeeDirection(fund float64) string {
+	return opx.Ite(fund > 0, "📉", "📈")
+}
+
+func RenderOnGetTopFundingFeeMessage(sym []string, rate []float64, cd []int64) string {
+	t := helper.NewNoBorderTableWriter("Symbol", "Rate", "Cd")
+
+	flag := true
+	for i, s := range sym {
+		if rate[i] > 0 && flag {
+			t.AppendRow(table.Row{"...", "...", "..."})
+			flag = false
+		}
+		t.AppendRow(table.Row{
+			binancex.Symbol2Token(s),
+			fmt.Sprintf("%.3f%%", rate[i]*100),
+			fmt.Sprintf("%s", timex.CdMinuteStringTime(time.UnixMilli(cd[i]))),
+		})
+	}
+
+	return t.Render()
+}

internal/services/tele/view/helper/table.go

@@ -0,0 +1,27 @@
+package helper
+
+import (
+	"github.com/jedib0t/go-pretty/v6/table"
+	"github.com/jedib0t/go-pretty/v6/text"
+)
+
+func NewNoBorderTableWriter(headers ...string) table.Writer {
+	t := table.NewWriter()
+	t.Style().Options.DrawBorder = false
+	t.Style().Options.SeparateColumns = false
+
+	var configs []table.ColumnConfig
+	configs = append(configs, table.ColumnConfig{Number: 1, AlignHeader: text.AlignCenter, Align: text.AlignLeft, AlignFooter: text.AlignLeft})
+	for i := 2; i <= len(headers); i++ {
+		configs = append(configs, table.ColumnConfig{Number: i, AlignHeader: text.AlignCenter, Align: text.AlignRight, AlignFooter: text.AlignRight})
+	}
+	t.SetColumnConfigs(configs)
+
+	var h table.Row
+	for _, header := range headers {
+		h = append(h, header)
+	}
+	t.AppendHeader(h)
+
+	return t
+}

internal/services/tele/view/price.go

@@ -0,0 +1,60 @@
+package view
+
+import (
+	"fmt"
+	"github.com/jedib0t/go-pretty/v6/table"
+	"golang.org/x/text/language"
+	"golang.org/x/text/message"
+	"me.thuanle/bbot/internal/helper/binancex"
+	"me.thuanle/bbot/internal/services/tele/view/helper"
+	"me.thuanle/bbot/internal/utils/timex"
+	"time"
+)
+
+func RenderPrice(price float64) string {
+	mFmt := message.NewPrinter(language.AmericanEnglish)
+	switch {
+	case price > 1000:
+		return mFmt.Sprintf("%0.0f", price)
+	case price > 100:
+		return mFmt.Sprintf("%0.1f", price)
+	case price > 10:
+		return mFmt.Sprintf("%0.2f", price)
+	case price > 1:
+		return mFmt.Sprintf("%0.3f", price)
+	case price > 0.1:
+		return mFmt.Sprintf("%0.4f", price)
+	case price > 0.01:
+		return mFmt.Sprintf("%0.5f", price)
+	case price > 0.001:
+		return mFmt.Sprintf("%0.6f", price)
+	case price > 0.0001:
+		return mFmt.Sprintf("%0.7f", price)
+	default:
+		return mFmt.Sprintf("%0.8f", price)
+	}
+}
+
+func RenderOnPriceMessage(symbol string, spotPrice float64, futurePrice float64, fundrate float64, fundtime int64) string {
+	return fmt.Sprintf(
+		"%s: %s\n"+
+			"Fund rate: %.4f%% %s in %s\n"+
+			"Spot: %s",
+		RenderSymbolInfo(symbol), RenderPrice(futurePrice),
+		fundrate*100, IconOfFundingFeeDirection(fundrate), timex.CdMinuteStringTime(time.UnixMilli(fundtime)),
+		RenderPrice(spotPrice),
+	)
+}
+
+func RenderOnGetTopPricesMessage(symbols []string, price []float64, fundRate []float64) string {
+	t := helper.NewNoBorderTableWriter("", "Price", "Rate")
+	mFmt := message.NewPrinter(language.AmericanEnglish)
+	for i, symbol := range symbols {
+		t.AppendRow(table.Row{
+			binancex.Symbol2Token(symbol),
+			mFmt.Sprintf("%.2f", price[i]),
+			mFmt.Sprintf("%.3f%%", fundRate[i]*100),
+		})
+	}
+	return t.Render()
+}

internal/services/tele/view/symbol.go

@@ -0,0 +1,11 @@
+package view
+
+import (
+	"fmt"
+	"me.thuanle/bbot/internal/helper/binancex"
+)
+
+func RenderSymbolInfo(sym string) string {
+	token := binancex.Symbol2Token(sym)
+	return fmt.Sprintf("<a href=\"https://www.binance.com/futures/%s\">%s</a>", sym, token)
+}