using UtopiaCanteenSystem.Models;

namespace UtopiaCanteenSystem.Services;

/// <summary>
/// Reads and writes meal schedules from production (MySQL/POD). No SQLite; sync job only syncs scan data.
/// </summary>
public interface IMealScheduleService
{
    /// <summary>Active schedules for a site (used by resolver for scan validation). Returns empty if production not configured or error.</summary>
    IReadOnlyList<MealSchedule> GetActiveSchedulesForSite(string siteId);

    /// <summary>All schedules for admin list. Returns empty if production not configured or error.</summary>
    Task<IReadOnlyList<MealSchedule>> GetAllSchedulesAsync(CancellationToken cancellationToken = default);

    /// <summary>Insert new schedule in production. Returns new id (bigint).</summary>
    Task<long> CreateAsync(MealSchedule schedule, CancellationToken cancellationToken = default);

    /// <summary>Update existing schedule in production.</summary>
    Task UpdateAsync(MealSchedule schedule, CancellationToken cancellationToken = default);

    /// <summary>Delete schedule in production by id (bigint).</summary>
    Task DeleteAsync(long id, CancellationToken cancellationToken = default);
}