Agent: components 261-280

agent_plan.go

@@ -0,0 +1,146 @@
+package mujica
+
+import (
+	"fmt"
+	"log/slog"
+	"strings"
+
+	"github.com/egoist/mygo/ui"
+
+	"mujicaui/theme"
+)
+
+// PlanItem is a plan task: pending, running, done or skipped.
+type PlanItem struct {
+	ID    string
+	Text  string
+	State AgentState
+}
+
+// AgentPlanOptions configure an AgentPlan.
+type AgentPlanOptions struct {
+	// Title heads the checklist; empty uses "Plan".
+	Title    string
+	Disabled bool
+	Still    bool
+}
+
+type agentPlanState struct{ draft string }
+
+// AgentPlan is a live checklist with skip, restore and add.
+func AgentPlan(c *ui.Context, items *[]PlanItem, opts AgentPlanOptions) ChoiceResult {
+	if items == nil {
+		panic("mujica: AgentPlan needs items")
+	}
+	seen := map[string]bool{}
+	done, counted := 0, 0
+	for i, it := range *items {
+		if it.ID == "" || seen[it.ID] {
+			panic(fmt.Sprintf("mujica: AgentPlan item %d needs a unique ID", i))
+		}
+		switch it.State {
+		case AgentPending, AgentRunning, AgentDone, AgentSkipped:
+		default:
+			panic(fmt.Sprintf("mujica: AgentPlan item %q has state %v", it.ID, it.State))
+		}
+		seen[it.ID] = true
+		if it.State != AgentSkipped {
+			counted++
+		}
+		done += agentB2I(it.State == AgentDone)
+	}
+	u := Density(c).Unit()
+	title := opts.Title
+	if title == "" {
+		title = msg(c, "agent_plan.title")
+	}
+	var r ChoiceResult
+	r.Element = agentCard(c).Disabled(opts.Disabled).Label(title)
+	st := ui.Local(r.Element, "mujica.plan", func() agentPlanState { return agentPlanState{} })
+	locked := r.Element.IsDisabled()
+	r.Element.Children(func() {
+		ui.Row(c).Gap(u * 2).AlignItems(ui.Center).Children(func() {
+			ui.Text(c, title).Font(theme.SerifFont).FontSize(FontSize(c, theme.H3Size)).FontWeight(600).Grow(1)
+			agentCaption(c, fmt.Sprintf(msg(c, "agent_plan.progress"), done, counted))
+		})
+		frac := 0.0
+		if counted > 0 {
+			frac = float64(done) / float64(counted)
+		}
+		agentBar(c, frac, fmt.Sprintf(msg(c, "agent_plan.progress"), done, counted))
+		list := *items
+		for i := range list {
+			ui.Row(c).Key(list[i].ID).Gap(u * 2).AlignItems(ui.Center).MinHeight(Density(c).ControlHeight()).Children(func() {
+				if agentPlanRow(c, &list[i], locked, opts.Still) {
+					r.changed = true
+				}
+			})
+		}
+		if !locked && agentPlanAdd(c, &st.draft) {
+			*items = append(*items, PlanItem{ID: agentPlanID(seen), Text: strings.TrimSpace(st.draft)})
+			st.draft = ""
+			r.changed = true
+		}
+	})
+	if r.changed {
+		slog.Debug("mujica: agent_plan change", "items", len(*items))
+	}
+	return r
+}
+
+// agentPlanRow builds one item, reporting a user change.
+func agentPlanRow(c *ui.Context, it *PlanItem, locked, still bool) bool {
+	k := Tokens(c)
+	checked := it.State == AgentDone
+	box := Checkbox(c, &checked, "", CheckboxOptions{Disabled: locked || it.State == AgentSkipped}).Label(it.Text)
+	changed := !locked && box.Changed()
+	if changed {
+		it.State = AgentPending
+		if checked {
+			it.State = AgentDone
+		}
+	}
+	t := ui.Text(c, it.Text).Grow(1).Shrink(1)
+	switch it.State {
+	case AgentSkipped:
+		t.Strikethrough().TextColor(k.TextMuted)
+	case AgentRunning:
+		agentMark(c, AgentRunning, 14, still)
+		agentCaption(c, msg(c, "agent_plan.doing"))
+	}
+	if it.State == AgentDone || locked {
+		return changed
+	}
+	label, icon, next := msg(c, "agent_plan.skip"), "ban", AgentSkipped
+	if it.State == AgentSkipped {
+		label, icon, next = msg(c, "agent_plan.restore"), "refresh-cw", AgentPending
+	}
+	if agentToggle(c, label, icon, false) {
+		it.State = next
+		changed = true
+	}
+	return changed
+}
+
+// agentPlanAdd builds the new-item field and reports a non-empty submit.
+func agentPlanAdd(c *ui.Context, draft *string) bool {
+	u := Density(c).Unit()
+	add := false
+	ui.Row(c).Gap(u * 2).AlignItems(ui.Center).Children(func() {
+		in := TextInput(c, draft, TextInputOptions{Placeholder: msg(c, "agent_plan.placeholder"), Label: msg(c, "agent_plan.placeholder")})
+		in.Element.Grow(1)
+		blank := strings.TrimSpace(*draft) == ""
+		add = Button(c, msg(c, "agent_plan.add"), ButtonOptions{Variant: Secondary, Disabled: blank}).Clicked()
+		add = (add || in.Submitted()) && !blank
+	})
+	return add
+}
+
+// agentPlanID returns an ID no item uses yet.
+func agentPlanID(seen map[string]bool) string {
+	for n := len(seen) + 1; ; n++ {
+		if id := fmt.Sprintf("item-%d", n); !seen[id] {
+			return id
+		}
+	}
+}