package campaigns

import (
	"context"
	"encoding/json"
	"os"
	"testing"
	"time"

	"github.com/google/uuid"
	"github.com/jackc/pgx/v5/pgxpool"
)

func TestResolveAudienceSeededWooDemo(t *testing.T) {
	dsn := os.Getenv("DATABASE_URL")
	if dsn == "" {
		t.Skip("DATABASE_URL not set")
	}
	ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
	defer cancel()
	pg, err := pgxpool.New(ctx, dsn)
	if err != nil {
		t.Fatal(err)
	}
	defer pg.Close()

	var companyID uuid.UUID
	var af []byte
	err = pg.QueryRow(ctx, `
		SELECT company_id, audience_filter
		FROM email_campaigns
		WHERE name LIKE 'Woo demo%'
		ORDER BY updated_at DESC LIMIT 1`).Scan(&companyID, &af)
	if err != nil {
		t.Skip("no seeded woo demo campaign:", err)
	}
	var m map[string]any
	if err := json.Unmarshal(af, &m); err != nil {
		t.Fatal(err)
	}
	svc := &Service{Pool: pg}
	res, err := svc.ResolveAudienceMap(ctx, companyID, m, 100)
	if err != nil {
		t.Fatal(err)
	}
	if res.Total < 3 {
		t.Fatalf("expected >=3 audience customers, got %d (%v)", res.Total, res.Customers)
	}
	t.Logf("resolved %d customers via campaign filter: %+v", res.Total, res.Customers)
}