Merge the pending-question data layer

This commit is contained in:
kami
2026-07-31 02:14:33 +04:00
4 changed files with 410 additions and 0 deletions
+171
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@@ -0,0 +1,171 @@
package dialogue
import (
"sync"
"time"
)
// Slot names one field of Slots. Named type, not a free string, so a missing
// slot cannot be misspelled — the question phrasing switches on these.
type Slot string
const (
SlotTime Slot = "time" // Slots.Time / HasTime
SlotKey Slot = "key" // Slots.Key / HasKey
SlotValue Slot = "value" // Slots.Value (paired with Key)
SlotFn Slot = "fn" // Slots.Fn / HasFn
SlotText Slot = "text" // Slots.Text
)
// MaxAttempts is 1 because Maven is not a nag (DESIGN.md § Non-goals). She asks
// one clarifying question. If the answer still leaves the slot empty she drops
// the request instead of asking again.
const MaxAttempts = 1
// PendingQuestion is what Maven holds while she waits for an answer to an open
// question. Unlike the yes/no confirms in cmd/mavend/voice.go, the answer here
// is free text that fills a missing slot rather than a verdict.
type PendingQuestion struct {
Intent Intent // what the router already guessed
Slots Slots // what it already filled
Missing []Slot // what is still empty, in the order to ask about
Utterance string // the user's original raw words
Asked time.Time
TTL time.Duration
Attempts int // questions already asked; capped by MaxAttempts
}
func (q *PendingQuestion) IsExpired(now time.Time) bool {
return now.After(q.Asked.Add(q.TTL))
}
// CanAsk reports whether Maven may ask another question about this request.
func (q *PendingQuestion) CanAsk() bool {
return q.Attempts < MaxAttempts
}
// TODO: the daemon will phrase the question text from Missing (one short ru
// question per Slot, feminine self-reference) and speak it here.
// ClarifyStore holds the parked questions. Same shape and locking as
// SessionStore: keyed by dialogue id, expired entries dropped on read.
type ClarifyStore struct {
mu sync.RWMutex
questions map[string]*PendingQuestion
defaultTTL time.Duration
}
func NewClarifyStore(defaultTTL time.Duration) *ClarifyStore {
if defaultTTL <= 0 {
// Short, like confirmTTL in voice.go: a clarifying question is a
// same-breath gesture, a stale one should not eat a later utterance.
defaultTTL = 90 * time.Second
}
return &ClarifyStore{
questions: make(map[string]*PendingQuestion),
defaultTTL: defaultTTL,
}
}
// TODO: the daemon will Put a question here when Decision.Clarify fires, in
// place of the flat "не разобрала" reply (cmd/mavend/voice.go).
func (s *ClarifyStore) Put(id string, q *PendingQuestion) {
if q.TTL <= 0 {
q.TTL = s.defaultTTL
}
s.mu.Lock()
s.questions[id] = q
s.mu.Unlock()
}
// TODO: the daemon will Get on the next turn, parse that turn into Slots, call
// Answer, and Delete — the open-question twin of resolveConfirm.
func (s *ClarifyStore) Get(id string, now time.Time) *PendingQuestion {
s.mu.RLock()
q, ok := s.questions[id]
s.mu.RUnlock()
if !ok {
return nil
}
if q.IsExpired(now) {
s.Delete(id)
return nil
}
return q
}
func (s *ClarifyStore) Delete(id string) {
s.mu.Lock()
delete(s.questions, id)
s.mu.Unlock()
}
// Answer merges the slots parsed from the user's answer into the parked ones.
// Only the slots listed in Missing are filled, and an already filled slot is
// never overwritten — the answer completes the original request, it does not
// restate it. Parsing the answer text into `answer` is the caller's job; this
// package must stay free of internal/router.
func (q *PendingQuestion) Answer(text string, answer Slots) Slots {
out := q.Slots
for _, slot := range q.Missing {
switch slot {
case SlotTime:
if !out.HasTime && answer.HasTime {
out.Time = answer.Time
out.HasTime = true
}
case SlotKey:
if !out.HasKey && answer.HasKey {
out.Key = answer.Key
out.HasKey = true
}
case SlotValue:
if out.Value == "" && answer.Value != "" {
out.Value = answer.Value
}
case SlotFn:
if !out.HasFn && answer.HasFn {
out.Fn = answer.Fn
out.HasFn = true
if len(out.Args) == 0 {
out.Args = append([]string(nil), answer.Args...)
}
}
case SlotText:
if out.Text == "" {
if answer.Text != "" {
out.Text = answer.Text
} else {
// No parse for a text slot — the raw answer IS the text.
out.Text = text
}
}
}
}
return out
}
// StillMissing lists the slots that are empty in s, out of the ones asked for.
// The caller uses it to decide between acting and dropping the request.
func StillMissing(want []Slot, s Slots) []Slot {
var out []Slot
for _, slot := range want {
empty := false
switch slot {
case SlotTime:
empty = !s.HasTime
case SlotKey:
empty = !s.HasKey
case SlotValue:
empty = s.Value == ""
case SlotFn:
empty = !s.HasFn
case SlotText:
empty = s.Text == ""
}
if empty {
out = append(out, slot)
}
}
return out
}
+225
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@@ -0,0 +1,225 @@
package dialogue
import (
"testing"
"time"
)
var base = time.Date(2026, 7, 31, 12, 0, 0, 0, time.UTC)
func TestPendingQuestionIsExpired(t *testing.T) {
cases := []struct {
name string
ttl time.Duration
now time.Time
want bool
}{
{"fresh", time.Minute, base.Add(10 * time.Second), false},
{"exactly at ttl", time.Minute, base.Add(time.Minute), false},
{"past ttl", time.Minute, base.Add(2 * time.Minute), true},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
q := &PendingQuestion{Asked: base, TTL: tc.ttl}
if got := q.IsExpired(tc.now); got != tc.want {
t.Fatalf("IsExpired = %v, want %v", got, tc.want)
}
})
}
}
func TestClarifyStoreGetPutDelete(t *testing.T) {
s := NewClarifyStore(time.Minute)
if got := s.Get("voice", base); got != nil {
t.Fatalf("empty store returned %+v", got)
}
q := &PendingQuestion{Intent: IntentReminder, Missing: []Slot{SlotTime}, Asked: base}
s.Put("voice", q)
if q.TTL != time.Minute {
t.Fatalf("Put did not apply the default TTL, got %v", q.TTL)
}
if got := s.Get("voice", base.Add(time.Second)); got != q {
t.Fatalf("Get returned %+v, want the parked question", got)
}
// Expired questions are dropped on read, not returned.
if got := s.Get("voice", base.Add(2*time.Minute)); got != nil {
t.Fatalf("expired Get returned %+v", got)
}
if got := s.Get("voice", base); got != nil {
t.Fatalf("expired question was not deleted: %+v", got)
}
s.Put("voice", &PendingQuestion{Asked: base, TTL: time.Hour})
s.Delete("voice")
if got := s.Get("voice", base); got != nil {
t.Fatalf("Delete left %+v", got)
}
}
func TestNewClarifyStoreDefaultTTL(t *testing.T) {
s := NewClarifyStore(0)
q := &PendingQuestion{Asked: base}
s.Put("voice", q)
if q.TTL != 90*time.Second {
t.Fatalf("TTL = %v, want 90s", q.TTL)
}
}
func TestAnswerFillsOnlyMissingSlots(t *testing.T) {
answerTime := base.Add(3 * time.Hour)
other := base.Add(9 * time.Hour)
cases := []struct {
name string
parked Slots
missing []Slot
text string
answer Slots
want Slots
}{
{
name: "fills the missing time",
parked: Slots{Text: "напомни позвонить"},
missing: []Slot{SlotTime},
text: "в три",
answer: Slots{Time: answerTime, HasTime: true},
want: Slots{Text: "напомни позвонить", Time: answerTime, HasTime: true},
},
{
name: "does not overwrite a filled time",
parked: Slots{Time: other, HasTime: true},
missing: []Slot{SlotTime},
text: "в три",
answer: Slots{Time: answerTime, HasTime: true},
want: Slots{Time: other, HasTime: true},
},
{
name: "ignores slots that were not missing",
parked: Slots{Key: "water", HasKey: true},
missing: []Slot{SlotValue},
text: "два литра",
answer: Slots{Key: "sleep", HasKey: true, Value: "2l"},
want: Slots{Key: "water", HasKey: true, Value: "2l"},
},
{
name: "fills key when empty",
parked: Slots{},
missing: []Slot{SlotKey, SlotValue},
text: "воды",
answer: Slots{Key: "water", HasKey: true, Value: `"drank"`},
want: Slots{Key: "water", HasKey: true, Value: `"drank"`},
},
{
name: "fills fn and its args",
parked: Slots{},
missing: []Slot{SlotFn},
text: "перезапусти nginx",
answer: Slots{Fn: "restart", Args: []string{"nginx"}, HasFn: true},
want: Slots{Fn: "restart", Args: []string{"nginx"}, HasFn: true},
},
{
name: "keeps existing args when fn was already known",
parked: Slots{Fn: "restart", Args: []string{"nginx"}, HasFn: true},
missing: []Slot{SlotFn},
text: "останови postgres",
answer: Slots{Fn: "stop", Args: []string{"postgres"}, HasFn: true},
want: Slots{Fn: "restart", Args: []string{"nginx"}, HasFn: true},
},
{
name: "raw answer becomes the text when nothing was parsed",
parked: Slots{},
missing: []Slot{SlotText},
text: "купить хлеб",
answer: Slots{},
want: Slots{Text: "купить хлеб"},
},
{
name: "parsed text wins over the raw answer",
parked: Slots{},
missing: []Slot{SlotText},
text: "запиши купить хлеб",
answer: Slots{Text: "купить хлеб"},
want: Slots{Text: "купить хлеб"},
},
{
name: "empty answer leaves the slot missing",
parked: Slots{Text: "напомни"},
missing: []Slot{SlotTime},
text: "не знаю",
answer: Slots{},
want: Slots{Text: "напомни"},
},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
q := &PendingQuestion{Slots: tc.parked, Missing: tc.missing, Asked: base}
got := q.Answer(tc.text, tc.answer)
if got.Time != tc.want.Time || got.HasTime != tc.want.HasTime ||
got.Key != tc.want.Key || got.HasKey != tc.want.HasKey ||
got.Value != tc.want.Value || got.Text != tc.want.Text ||
got.Fn != tc.want.Fn || got.HasFn != tc.want.HasFn {
t.Fatalf("Answer = %+v, want %+v", got, tc.want)
}
if len(got.Args) != len(tc.want.Args) {
t.Fatalf("Args = %v, want %v", got.Args, tc.want.Args)
}
for i := range got.Args {
if got.Args[i] != tc.want.Args[i] {
t.Fatalf("Args = %v, want %v", got.Args, tc.want.Args)
}
}
})
}
}
func TestCanAskCapsAtOneQuestion(t *testing.T) {
if MaxAttempts != 1 {
t.Fatalf("MaxAttempts = %d, want 1 (Maven asks once, she is not a nag)", MaxAttempts)
}
q := &PendingQuestion{Asked: base}
if !q.CanAsk() {
t.Fatal("a fresh question should be askable")
}
q.Attempts = MaxAttempts
if q.CanAsk() {
t.Fatal("the question should not be asked twice")
}
}
func TestStillMissing(t *testing.T) {
want := []Slot{SlotTime, SlotKey, SlotValue, SlotFn, SlotText}
cases := []struct {
name string
slots Slots
want []Slot
}{
{"all empty", Slots{}, want},
{
name: "all filled",
slots: Slots{Time: base, HasTime: true, Key: "water", HasKey: true, Value: "1l", Fn: "restart", HasFn: true, Text: "t"},
want: nil,
},
{
name: "only value left",
slots: Slots{Time: base, HasTime: true, Key: "water", HasKey: true, Fn: "restart", HasFn: true, Text: "t"},
want: []Slot{SlotValue},
},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
got := StillMissing(want, tc.slots)
if len(got) != len(tc.want) {
t.Fatalf("StillMissing = %v, want %v", got, tc.want)
}
for i := range got {
if got[i] != tc.want[i] {
t.Fatalf("StillMissing = %v, want %v", got, tc.want)
}
}
})
}
}
+4
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@@ -21,6 +21,7 @@ type Slots struct {
Time time.Time
HasTime bool
Key string
Value string // payload for a fact key, mirrors router.Slots.Value
HasKey bool
Text string
Fn string
@@ -104,6 +105,9 @@ func InheritSlots(prev, cur Slots) Slots {
out.Key = prev.Key
out.HasKey = true
}
if out.Value == "" && prev.Value != "" {
out.Value = prev.Value
}
if out.Text == "" && prev.Text != "" {
out.Text = prev.Text
}
+10
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@@ -113,4 +113,14 @@ func TestInheritSlots(t *testing.T) {
if inherited6.Text != "какая погода в москве" {
t.Error("should inherit text when current is empty")
}
prevValue := Slots{Key: "water", HasKey: true, Value: `"drank"`}
inherited7 := InheritSlots(prevValue, Slots{})
if inherited7.Value != `"drank"` {
t.Error("should inherit value when current is empty")
}
kept := InheritSlots(prevValue, Slots{Value: "2l"})
if kept.Value != "2l" {
t.Error("should keep current value")
}
}