Agent: components 261-280

2026-10-05 14:29:40 -04:00
1 parent 6f0c02d339
commit 7c94e9e190
@@ -0,0 +1,140 @@
+package mujica
+
+import (
+	"fmt"
+	"log/slog"
+	"time"
+
+	"github.com/egoist/mygo/ui"
+
+	"mujicaui/icons"
+	"mujicaui/internal"
+	"mujicaui/theme"
+)
+
+// AgentStep is one step of an agent run.
+type AgentStep struct {
+	ID       string
+	Title    string
+	Detail   string
+	State    AgentState
+	Duration time.Duration
+}
+
+// AgentStepListOptions configure an AgentStepList.
+type AgentStepListOptions struct {
+	Disabled bool
+	Still    bool
+}
+
+// AgentStepListResult reports this frame's events.
+type AgentStepListResult struct {
+	Element *ui.Element
+	// Retry is the failed step to retry, else "".
+	Retry string
+	// Toggled is the step whose detail toggled, else "".
+	Toggled string
+}
+
+// AgentStepList is a step timeline with details and retries.
+func AgentStepList(c *ui.Context, steps []AgentStep, opts AgentStepListOptions) AgentStepListResult {
+	current := -1
+	seen := make(map[string]bool, len(steps))
+	for i, s := range steps {
+		if s.ID == "" || s.Title == "" || seen[s.ID] {
+			panic(fmt.Sprintf("mujica: AgentStepList step %d needs a unique ID and a Title", i))
+		}
+		seen[s.ID] = true
+		if current < 0 && (s.State == AgentRunning || s.State == AgentWaiting || s.State == AgentPlanning) {
+			current = i
+		}
+	}
+	var r AgentStepListResult
+	r.Element = ui.Column(c).Shrink(0).FocusGroup(ui.Vertical).Disabled(opts.Disabled)
+	open := ui.Local(r.Element, "mujica.steps.open", func() map[string]bool { return map[string]bool{} })
+	r.Element.Children(func() {
+		for i, s := range steps {
+			ui.Column(c).Key(s.ID).Children(func() {
+				if agentStepRow(c, s, i, len(steps), i == current, (*open)[s.ID], opts.Still, &r) {
+					(*open)[s.ID] = !(*open)[s.ID]
+					r.Toggled = s.ID
+				}
+			})
+		}
+	})
+	if r.Element.IsDisabled() {
+		r.Retry, r.Toggled = "", ""
+	}
+	for id := range *open {
+		if !seen[id] {
+			delete(*open, id)
+		}
+	}
+	if r.Retry != "" || r.Toggled != "" {
+		slog.Debug("mujica: agent_step_list event", "retry", r.Retry, "toggled", r.Toggled)
+	}
+	return r
+}
+
+// agentStepRow builds one step, reporting a header click.
+func agentStepRow(c *ui.Context, s AgentStep, i, n int, current, open, still bool, r *AgentStepListResult) bool {
+	k := Tokens(c)
+	d := Density(c)
+	u := d.Unit()
+	clicked := false
+	top := (d.ControlHeight() - 18) / 2 // centers the mark on the step header
+	ui.Row(c).Gap(u * 3).AlignItems(ui.Stretch).Children(func() {
+		// The rail joins the marks; it is drawn, not focusable.
+		ui.Column(c).Width(20).Shrink(0).AlignItems(ui.Center).Draw(func(p *ui.Painter, rc ui.Rect) {
+			x := internal.Snap(p, rc.X+rc.W/2)
+			if i > 0 {
+				p.Line(x, rc.Y, x, rc.Y+top-3, 1, k.ControlBorder)
+			}
+			if i < n-1 {
+				p.Line(x, rc.Y+top+21, x, rc.Y+rc.H, 1, k.ControlBorder)
+			}
+		}).Children(func() {
+			ui.Box(c).Height(top)
+			agentMark(c, s.State, 18, still)
+		})
+		ui.Column(c).Grow(1).Shrink(1).Gap(u).Padding(0, 0, u*2, 0).Children(func() {
+			head := ui.ButtonBase(c).Justify(ui.Start).Gap(u*2).MinHeight(d.ControlHeight()).Padding(0, u*2).
+				Radius(theme.ControlRadius).Label(s.Title + ", " + agentWord(c, s.State))
+			internal.Ring(head, k.Focus, theme.ControlRadius)
+			if current {
+				head.Background(k.Selection).Border(theme.BorderWidth, k.AccentText)
+			} else if head.Hovered() {
+				head.Background(k.SurfaceHover)
+			}
+			head.Children(func() {
+				ui.Text(c, s.Title).FontWeight(600).Grow(1).Shrink(1)
+				if current {
+					agentCaption(c, msg(c, "agent_step_list.current"))
+				}
+				agentCaption(c, agentWord(c, s.State))
+				if s.State == AgentDone || s.State == AgentFailed {
+					agentCaption(c, agentDuration(s.Duration))
+				}
+				if s.Detail != "" {
+					chev := "chevron-right"
+					if open {
+						chev = "chevron-down"
+					}
+					ui.Icon(c, icons.Must(chev)).Size(14, 14).TextColor(k.TextMuted)
+				}
+			})
+			clicked = s.Detail != "" && !head.IsDisabled() && head.Clicked()
+			if open && s.Detail != "" {
+				ui.Text(c, s.Detail).TextColor(k.TextMuted).Selectable().Padding(0, u*2)
+			}
+			if s.State == AgentFailed {
+				ui.Row(c).Children(func() {
+					if agentToggle(c, msg(c, "agent_step_list.retry"), "refresh-cw", head.IsDisabled()) {
+						r.Retry = s.ID
+					}
+				})
+			}
+		})
+	})
+	return clicked
+}