127 lines
4.0 KiB
Go
127 lines
4.0 KiB
Go
package mujica
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import (
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"fmt"
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"log/slog"
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"slices"
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"strings"
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"time"
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"github.com/egoist/mygo/ui"
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"mujicaui/icons"
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"mujicaui/theme"
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)
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// HumanInputRequestOptions configure a HumanInputRequest. Question is required.
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type HumanInputRequestOptions struct {
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Question string
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// Options are suggested answers; AllowFree adds a free one.
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Options []string
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AllowFree bool
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// Deadline is when the agent stops waiting; zero waits forever.
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Deadline time.Time
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Disabled bool
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}
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// HumanInputResult reports this frame's events.
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type HumanInputResult struct {
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Element *ui.Element
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Submitted bool
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// TimedOut reports the frame the deadline passed.
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TimedOut bool
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}
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type humanInputState struct {
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draft string
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expired bool
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}
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// HumanInputRequest asks the user a question before a deadline.
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func HumanInputRequest(c *ui.Context, answer *string, opts HumanInputRequestOptions) HumanInputResult {
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if answer == nil || opts.Question == "" {
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panic("mujica: HumanInputRequest needs an answer and a Question")
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}
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if len(opts.Options) == 0 && !opts.AllowFree {
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panic("mujica: HumanInputRequest needs Options or AllowFree")
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}
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k := Tokens(c)
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u := Density(c).Unit()
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var r HumanInputResult
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r.Element = agentCard(c).Border(theme.BorderWidth, k.Info).Role(ui.RoleGroup).Label(opts.Question)
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st := ui.Local(r.Element, "mujica.humaninput", func() humanInputState { return humanInputState{} })
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left := time.Duration(0)
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if !opts.Deadline.IsZero() {
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left = opts.Deadline.Sub(c.Now())
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if left <= 0 && !st.expired {
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st.expired, r.TimedOut = true, true
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}
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}
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r.Element.Disabled(opts.Disabled || st.expired)
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locked := r.Element.IsDisabled()
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r.Element.Children(func() {
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ui.Row(c).Gap(u * 2).AlignItems(ui.Start).Children(func() {
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ui.Icon(c, icons.Must("user")).Size(18, 18).TextColor(k.Info).Shrink(0).Margin(2, 0, 0, 0)
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ui.Text(c, opts.Question).FontWeight(600).Grow(1).Shrink(1)
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})
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if len(opts.Options) > 0 {
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items := make([]RadioItem[string], len(opts.Options))
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for i, o := range opts.Options {
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items[i] = RadioItem[string]{Value: o, Label: o}
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}
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chosen := *answer
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if RadioGroup(c, &chosen, items, RadioGroupOptions{Label: opts.Question, Disabled: locked}).Changed() && !locked {
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*answer, st.draft = chosen, ""
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}
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}
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submit := false
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if opts.AllowFree {
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in := TextInput(c, &st.draft, TextInputOptions{Placeholder: msg(c, "human_input_request.free"),
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Label: msg(c, "human_input_request.free"), Disabled: locked})
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if in.Changed() && !locked {
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*answer = st.draft
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}
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submit = in.Submitted()
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}
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ui.Row(c).Gap(u * 2).AlignItems(ui.Center).Children(func() {
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humanInputClock(c, opts.Deadline, left, st.expired)
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blank := strings.TrimSpace(*answer) == ""
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if Button(c, msg(c, "human_input_request.send"), ButtonOptions{Disabled: locked || blank}).Clicked() {
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submit = true
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}
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r.Submitted = submit && !locked && !blank
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})
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})
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if len(opts.Options) > 0 && !opts.AllowFree && *answer != "" && !slices.Contains(opts.Options, *answer) {
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panic(fmt.Sprintf("mujica: HumanInputRequest answer %q is not an option", *answer))
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}
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if r.Submitted || r.TimedOut {
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slog.Debug("mujica: human_input_request event", "submitted", r.Submitted, "timed_out", r.TimedOut)
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}
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return r
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}
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// humanInputClock shows the time left, or that it ran out.
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func humanInputClock(c *ui.Context, deadline time.Time, left time.Duration, expired bool) {
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k := Tokens(c)
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text, tone := "", k.TextMuted
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switch {
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case expired:
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text, tone = msg(c, "human_input_request.timeout"), k.Warning
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case !deadline.IsZero():
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text = fmt.Sprintf(msg(c, "human_input_request.left"), agentDuration(left.Truncate(time.Second)))
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wait := left % time.Second
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if wait == 0 {
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wait = time.Second
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}
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c.After(wait)
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}
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ui.Row(c).Grow(1).Gap(Density(c).Unit()).AlignItems(ui.Center).Role(ui.RoleStatus).Label(text).Children(func() {
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if text == "" {
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return
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}
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ui.Icon(c, icons.Must("clock")).Size(14, 14).TextColor(tone)
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ui.Text(c, text).TextColor(tone).FontSize(FontSize(c, theme.CaptionSize+1))
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})
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}
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