package harness

import (
	"context"
	"testing"
)

// NotificationServicePersistence captures the per-test persistence
// dependencies of the Notification Service binary: a PostgreSQL container
// hosting the `notification` schema owned by the `notificationservice` role,
// and the Redis credentials that point the service at the caller-supplied
// master address.
type NotificationServicePersistence struct {
	// Postgres exposes the started container so tests that need direct SQL
	// access to the notification schema (verifying side effects, seeding
	// fixtures) can read or write through it.
	Postgres *PostgresRuntime

	// Env carries the environment entries that must be passed to the
	// notification-service process. It is safe to merge into the caller's
	// existing env map, or to use as-is and append further NOTIFICATION_*
	// knobs in place.
	Env map[string]string
}

// StartNotificationServicePersistence brings up one isolated PostgreSQL
// container, provisions the `notification` schema with the
// `notificationservice` role, and returns the environment entries that wire
// the notification-service binary at that container plus the supplied Redis
// master address.
//
// The returned password (`integration`) matches the architectural rule that
// Redis traffic is password-protected; miniredis accepts arbitrary password
// values when its own RequireAuth is not engaged, so the same value works
// against both miniredis and the real `tcredis` runtime.
//
// Cleanup of the container is handled by the underlying
// StartPostgresContainer through `t.Cleanup`; callers do not need to defer
// anything.
func StartNotificationServicePersistence(t testing.TB, redisMasterAddr string) NotificationServicePersistence {
	t.Helper()

	rt := StartPostgresContainer(t)
	if err := rt.EnsureRoleAndSchema(context.Background(), "notification", "notificationservice", "notificationservice"); err != nil {
		t.Fatalf("ensure notification schema/role: %v", err)
	}

	env := WithPostgres(rt, "NOTIFICATION", "notification", "notificationservice")
	env["NOTIFICATION_REDIS_MASTER_ADDR"] = redisMasterAddr
	env["NOTIFICATION_REDIS_PASSWORD"] = "integration"
	return NotificationServicePersistence{
		Postgres: rt,
		Env:      env,
	}
}