package main

import (
	"context"
	"testing"
	"time"

	"github.com/kami/maven/internal/ipc"
	"github.com/kami/maven/internal/router"
)

func TestIsPersonalQuery(t *testing.T) {
	for _, s := range []string{
		"во сколько у меня встреча",
		"что у меня сегодня",
		"когда мой следующий отпуск",
		"где моя книга",
		"сколько моих задач висит",
		"when is my meeting",
		"do i have anything today",
		"did i take my vitamins",
		// Speech, but only the forms possession already covers ("did i").
		// The verb forms the floor cannot see are the seeds' job, scored in
		// TestONNXPersonalBoundary.
		"what did i say about backups",
	} {
		if !isPersonalQuery(s) {
			t.Errorf("isPersonalQuery(%q) = false, want true", s)
		}
	}
	for _, s := range []string{
		// First person without possession. These are questions about the
		// world that merely mention the asker, and refusing them would be the
		// opposite mistake.
		"как мне сварить борщ",
		"что я могу посмотреть вечером",
		"почему небо синее",
		"столица франции",
		"how do i boil an egg",
		// The floor is possession-only by design: a speech verb it cannot see
		// passes here and is caught by the seeds instead.
		"что я говорил про бэкапы?",
		"как я говорил, почему небо синее",
		"",
	} {
		if isPersonalQuery(s) {
			t.Errorf("isPersonalQuery(%q) = true, want false", s)
		}
	}
}

// kiwixTrapAPI stands in for the world. Nothing below the personal boundary
// should be consulted for a question about him, so the test asserts on the
// reply rather than on a call: reaching Kiwix or general knowledge produces a
// phrased answer, and refusing produces the honest one.
func personalHandler() *reactiveHandler {
	return &reactiveHandler{
		api: ipc.UnimplementedCoreAPI{},
		now: func() time.Time { return contNow },
		// No phraser and no kiwix wiring: if the walk gets past the personal
		// source it reaches queryGeneral, which returns "не знаю." with a nil
		// phraser — a different string from the one this guard produces, so
		// the two cases stay distinguishable.
	}
}

// The regression: "во сколько у меня встреча" reached Kiwix, Wikipedia matched
// an article on the 2015 CPISRA World Games, and the phraser reported it back
// as his meeting. Seen on the deployed daemon, 01-08-2026.
func TestPersonalQuestionIsNotSentToTheWorld(t *testing.T) {
	h := personalHandler()
	reply, ok := h.queryPersonal(context.Background(), &queryTurn{
		dec: router.Decision{Intent: router.IntentQuery, Utterance: "во сколько у меня встреча"},
	})
	if !ok {
		t.Fatal("queryPersonal passed on a question about him")
	}
	if reply == "" {
		t.Fatal("empty reply")
	}
}

func TestWorldQuestionsPassThroughTheBoundary(t *testing.T) {
	h := personalHandler()
	for _, u := range []string{"почему небо синее", "столица франции"} {
		if _, ok := h.queryPersonal(context.Background(), &queryTurn{
			dec: router.Decision{Intent: router.IntentQuery, Utterance: u},
		}); ok {
			t.Errorf("queryPersonal claimed %q, want it to pass to the encyclopedia", u)
		}
	}
}

// The boundary must sit above kiwix and general-knowledge and below every
// source that reads his own data. Asserted on the table itself: an ordering
// bug here is silent, because both arrangements answer, just from the wrong
// place.
func TestPersonalBoundarySitsBetweenHisDataAndTheWorld(t *testing.T) {
	idx := map[string]int{}
	for i, s := range querySources {
		idx[s.name] = i
	}
	boundary, ok := idx["personal"]
	if !ok {
		t.Fatal("no personal source in the chain")
	}
	for _, his := range []string{"fact-by-key", "day-plan", "tasks", "calendar", "memory", "notes"} {
		if i, ok := idx[his]; !ok || i > boundary {
			t.Errorf("%q reads his own data and must run before the personal boundary", his)
		}
	}
	for _, world := range []string{"search", "kiwix", "web", "general-knowledge"} {
		if i, ok := idx[world]; !ok || i < boundary {
			t.Errorf("%q reads the world and must run after the personal boundary", world)
		}
	}
}