package server

import (
	"context"
	"testing"
	"time"

	"neuralhunt/internal/auth"
	"neuralhunt/internal/data"
	rtx "neuralhunt/internal/runtime"
)

func TestProfileCleanupPreviewProtectsConnectedClient(t *testing.T) {
	ctx := context.Background()
	db, err := data.OpenSQLite(ctx, t.TempDir()+"/cleanup.db")
	if err != nil {
		t.Fatal(err)
	}
	defer db.Close()
	store := data.New(db)
	jwk := auth.PublicJWK{Kty: "EC", Crv: "P-256", X: "AQ", Y: "Ag"}
	for _, id := range []string{"offline_old", "online_old"} {
		if err := store.UpsertClient(ctx, id, jwk); err != nil {
			t.Fatal(err)
		}
	}
	old := time.Now().UTC().Add(-10 * 24 * time.Hour).UnixMilli()
	if _, err := db.ExecContext(ctx, `UPDATE clients SET last_seen=?`, old); err != nil {
		t.Fatal(err)
	}
	runtimeState := rtx.New()
	if _, err := runtimeState.AcquirePresence("online_old", "session"); err != nil {
		t.Fatal(err)
	}
	s := &Server{store: store, runtime: runtimeState}
	preview, ids, err := s.profileCleanupPreview(ctx, 7*24*60*60)
	if err != nil {
		t.Fatal(err)
	}
	if preview.Eligible != 1 || preview.ProtectedConnected != 1 {
		t.Fatalf("unexpected preview: %+v", preview)
	}
	if len(ids) != 1 || ids[0] != "offline_old" {
		t.Fatalf("unexpected ids: %#v", ids)
	}
}

func TestProfileCleanupDurationGuard(t *testing.T) {
	if _, err := profileCleanupDurationSeconds("3599"); err == nil {
		t.Fatal("sub-hour cleanup window should be rejected")
	}
	if got, err := profileCleanupDurationSeconds("86400"); err != nil || got != 86400 {
		t.Fatalf("got=%d err=%v", got, err)
	}
}

func TestProfileCleanupProtectsPlaceParticipant(t *testing.T) {
	ctx := context.Background()
	db, err := data.OpenSQLite(ctx, t.TempDir()+"/cleanup-place.db")
	if err != nil {
		t.Fatal(err)
	}
	defer db.Close()
	store := data.New(db)
	jwk := auth.PublicJWK{Kty: "EC", Crv: "P-256", X: "AQ", Y: "Ag"}
	if err := store.UpsertClient(ctx, "place_old", jwk); err != nil {
		t.Fatal(err)
	}
	old := time.Now().UTC().Add(-10 * 24 * time.Hour).UnixMilli()
	if _, err := db.ExecContext(ctx, `UPDATE clients SET last_seen=? WHERE id='place_old'`, old); err != nil {
		t.Fatal(err)
	}
	if _, err := db.ExecContext(ctx, `INSERT INTO place_wallets(client_id,balance_milli,earned_milli,updated_at) VALUES('place_old',1000,1000,?)`, old); err != nil {
		t.Fatal(err)
	}
	s := &Server{store: store, runtime: rtx.New()}
	preview, ids, err := s.profileCleanupPreview(ctx, 7*24*60*60)
	if err != nil {
		t.Fatal(err)
	}
	if preview.Eligible != 0 || preview.ProtectedPlace != 1 {
		t.Fatalf("unexpected preview: %+v", preview)
	}
	if len(ids) != 0 {
		t.Fatalf("place participant should be protected, got ids %#v", ids)
	}
	deleted, err := store.DeleteInactiveNonWinnerClients(ctx, time.Now().UTC().Add(-7*24*time.Hour).UnixMilli(), []string{"place_old"})
	if err != nil {
		t.Fatal(err)
	}
	if len(deleted) != 0 || !store.ClientExists(ctx, "place_old") {
		t.Fatal("place participant was deleted")
	}
}