215 lines
7.9 KiB
Go
215 lines
7.9 KiB
Go
package main
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import (
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"fmt"
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"time"
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"github.com/egoist/mygo/ui"
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mujica "mujicaui"
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)
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func mktDemo(c *ui.Context, log func(string), id string) {
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s := ui.Local(c.Root(), id, mktInitial)
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ui.Column(c).Gap(12).FillWidth().Children(func() {
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frame := mktControls(c, s, log)
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candles, points, bids, asks, bins := s.candles, s.points, s.bids, s.asks, s.bins
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if s.status == "Empty" {
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candles = nil
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points = nil
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bids = nil
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asks = nil
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bins = nil
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}
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ui.Column(c).Disabled(s.disabled).Gap(12).FillWidth().Children(func() {
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opts := mujica.CandlestickOptions{Frame: frame, Type: s.chartType}
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chart := func() { mktLog(log, id, mujica.CandlestickChart(c, candles, &s.window, opts)) }
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switch id {
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case "141":
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if mujica.ChartTypeSwitcher(c, &s.chartType, mujica.ChartTypeSwitcherOptions{}).Changed() {
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log(fmt.Sprintf("Chart type: %d", s.chartType))
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}
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opts.Type = s.chartType
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chart()
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case "142":
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mktLog(log, id, mujica.OHLCChart(c, candles, &s.window, opts))
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case "143":
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before := s.raw
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mktLog(log, id, mujica.HeikinAshiChart(c, candles, &s.window, &s.raw, opts))
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if before != s.raw {
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log(fmt.Sprintf("Raw: %v", s.raw))
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}
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case "144":
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if mujica.NumberInput(c, &s.previous, mujica.NumberInputOptions{Min: 80, Max: 120, Step: 0.5, Label: "Previous close"}).Changed() {
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log(fmt.Sprintf("Previous close: %.2f", s.previous))
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}
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if mujica.Checkbox(c, &s.extended, "Extended sessions", mujica.CheckboxOptions{}).Changed() {
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log(fmt.Sprintf("Extended sessions: %v", s.extended))
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}
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o := mujica.LineQuoteChartOptions{Frame: frame, PrevClose: s.previous}
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if s.extended {
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o.RegularOpen = s.points[0].Time.Add(90 * time.Minute)
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o.RegularClose = s.points[0].Time.Add(8 * time.Hour)
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}
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mktLog(log, id, mujica.LineQuoteChart(c, points, o))
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case "145":
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opts.Frame.Height = 150
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chart()
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frame.Label = "Volume"
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frame.Height = 100
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mktLog(log, id, mujica.VolumeChart(c, candles, &s.window, mujica.VolumeChartOptions{Frame: frame}))
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case "146":
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mktLog(log, id, mujica.DepthChart(c, bids, asks, mujica.DepthChartOptions{Frame: frame}))
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case "147":
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if mujica.NumberInput(c, &s.fraction, mujica.NumberInputOptions{Min: 0.1, Max: 1, Step: 0.1, Label: "Value area fraction"}).Changed() {
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log(fmt.Sprintf("Value area: %.1f", s.fraction))
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}
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mktLog(log, id, mujica.VolumeProfile(c, bins, mujica.VolumeProfileOptions{Frame: frame, ValueArea: s.fraction}))
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case "148":
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if mujica.MultiChartLayout(c, &s.layout, mujica.MultiChartLayoutOptions{Height: 420}, func(i int, cell *mujica.ChartCell) {
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if mujica.TextInput(c, &cell.Symbol, mujica.TextInputOptions{Label: fmt.Sprintf("Symbol %d", i+1)}).Changed() {
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log(fmt.Sprintf("Cell %d: %s", i+1, cell.Symbol))
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}
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items := make([]mujica.SelectOption[mujica.Interval], len(mujica.Intervals))
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for j, iv := range mujica.Intervals {
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items[j] = mujica.SelectOption[mujica.Interval]{Value: iv, Label: string(iv)}
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}
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if mujica.Select(c, &cell.Interval, items, mujica.SelectOptions{Label: fmt.Sprintf("Interval %d", i+1)}).Changed() {
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log(fmt.Sprintf("Cell %d: %s", i+1, cell.Interval))
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}
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f := frame
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f.Label = cell.Symbol
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f.Height = 70
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mktLog(log, fmt.Sprint(i), mujica.CandlestickChart(c, candles, &cell.View, mujica.CandlestickOptions{Frame: f}))
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}).Changed() {
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log(fmt.Sprintf("Layout: %d, active %d", s.layout.Count, s.layout.Active))
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}
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case "149":
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for _, chartID := range []string{"price", "other"} {
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ui.Column(c).Key(chartID).Children(func() {
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if s.sync.Link(c, chartID).Changed() {
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log("Sync: " + chartID)
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}
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v := &s.window
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if chartID == "other" {
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v = &s.second
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}
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o := opts
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o.Frame.Height = 100
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o.Frame.Label = chartID
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o.Sync = &s.sync
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o.SyncID = chartID
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mktLog(log, chartID, mujica.CandlestickChart(c, candles, v, o))
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})
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}
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case "150":
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if mujica.TimeRangeSelector(c, &s.rangeValue, mujica.TimeRangeSelectorOptions{}).Changed() {
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log(fmt.Sprintf("Range: %d", s.rangeValue.Preset))
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}
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from, to := s.rangeValue.Bounds(c.Now(), time.UTC)
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ui.Text(c, from.Format("2006-01-02")+" — "+to.Format("2006-01-02"))
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case "151":
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before := fmt.Sprint(s.favorites)
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if mujica.IntervalSelector(c, &s.interval, &s.favorites, mujica.IntervalSelectorOptions{}).Changed() {
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log("Interval: " + string(s.interval))
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}
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if before != fmt.Sprint(s.favorites) {
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log("Favorites: " + fmt.Sprint(s.favorites))
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}
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mujica.CandleCountdown(c, s.interval, mujica.CandleCountdownOptions{})
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case "152":
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if mujica.ChartTypeSwitcher(c, &s.chartType, mujica.ChartTypeSwitcherOptions{}).Changed() {
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log(fmt.Sprintf("Chart type: %d", s.chartType))
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}
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opts.Type = s.chartType
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chart()
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case "153":
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if mujica.IndicatorSelector(c, &s.overlays, &s.panes, mujica.IndicatorSelectorOptions{}).Changed() {
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log("Overlays changed")
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}
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opts.Overlays = s.overlays
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chart()
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case "154":
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if mujica.IndicatorSelector(c, &s.overlays, &s.panes, mujica.IndicatorSelectorOptions{}).Changed() {
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log("Indicators changed")
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}
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r := mujica.IndicatorPane(c, candles, &s.window, &s.panes, mujica.IndicatorPaneOptions{Label: "BTC", Height: 320, Status: frame.Status, Error: frame.Error})
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if r.PointChanged {
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log(fmt.Sprintf("Pane %d: point %d", r.Pane, r.Point))
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}
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if r.Removed >= 0 {
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log(fmt.Sprintf("Removed pane %d", r.Removed))
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}
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if r.Resized {
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log("Panes resized")
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}
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case "155":
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if mujica.IndicatorSelector(c, &s.overlays, &s.panes, mujica.IndicatorSelectorOptions{}).Changed() {
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log("Indicators changed")
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}
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opts.Overlays = s.overlays
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chart()
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case "156", "157":
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if mujica.TextInput(c, &s.drawings.Text, mujica.TextInputOptions{Label: "Annotation text"}).Changed() {
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log("Annotation text changed")
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}
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if mujica.DrawingToolbar(c, &s.drawings, mujica.DrawingToolbarOptions{Horizontal: true}).Changed() {
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log(fmt.Sprintf("Tool: %d, locked: %v", s.drawings.Tool, s.drawings.Locked))
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}
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before := fmt.Sprint(s.drawings.Items)
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opts.Drawings = &s.drawings
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chart()
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if before != fmt.Sprint(s.drawings.Items) {
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log(fmt.Sprintf("Drawings: %d", len(s.drawings.Items)))
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}
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case "158":
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if mujica.CompareLegend(c, &s.compare).Changed() {
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log("Compared symbol removed")
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}
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if mujica.Button(c, "Restore ETH", mujica.ButtonOptions{Variant: mujica.Secondary}).Clicked() {
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s.compare = mktInitial().compare
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log("Restored ETH")
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}
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if len(candles) > 0 {
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opts.Compare = &s.compare
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}
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chart()
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case "159":
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before := s.alerts[0].Price
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opts.Alerts = &s.alerts
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opts.OnAlert = func(a mujica.PriceAlertLine, last mujica.Candle) {
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log(fmt.Sprintf("Alert %s crossed %.2f", a.ID, last.Close))
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}
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if mujica.Button(c, "Append crossing candle", mujica.ButtonOptions{Variant: mujica.Secondary}).Clicked() {
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last := s.candles[len(s.candles)-1]
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next := last
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next.Time = last.Time.Add(time.Hour)
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next.Open = last.Close
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next.Close = s.alerts[0].Price + 2
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if last.Close > s.alerts[0].Price {
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next.Close = s.alerts[0].Price - 2
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}
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next.High = max(next.Open, next.Close) + 1
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next.Low = min(next.Open, next.Close) - 1
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s.candles = append(s.candles[:len(s.candles):len(s.candles)], next)
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candles = s.candles
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log("Appended candle")
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}
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chart()
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if before != s.alerts[0].Price {
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log(fmt.Sprintf("Alert price: %.2f", s.alerts[0].Price))
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}
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case "160":
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if mujica.IntervalSelector(c, &s.interval, &s.favorites, mujica.IntervalSelectorOptions{}).Changed() {
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log("Interval: " + string(s.interval))
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}
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if mujica.Checkbox(c, &s.hidden, "Hide countdown", mujica.CheckboxOptions{}).Changed() {
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log(fmt.Sprintf("Hidden: %v", s.hidden))
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}
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if !s.hidden {
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mujica.CandleCountdown(c, s.interval, mujica.CandleCountdownOptions{})
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}
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}
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})
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})
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}
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