using Core.Entities;

namespace WebApp.Services;

/// <summary>
/// Service for managing meeting schedule state persistence in localStorage.
/// </summary>
public interface IMeetingScheduleStateService
{
    /// <summary>
    /// Loads scheduled teams from localStorage.
    /// </summary>
    Task<IEnumerable<Team>> LoadScheduledTeamsAsync(Team[] allTeams);

    /// <summary>
    /// Saves scheduled teams to localStorage.
    /// </summary>
    Task SaveScheduledTeamsAsync(IEnumerable<Team> scheduledTeams);

    /// <summary>
    /// Loads absent students from localStorage.
    /// </summary>
    Task<IEnumerable<Student>> LoadAbsentStudentsAsync(Student[] allStudents);

    /// <summary>
    /// Saves absent students to localStorage.
    /// </summary>
    Task SaveAbsentStudentsAsync(IEnumerable<Student> absentStudents);

    /// <summary>
    /// Loads time slot count from localStorage.
    /// </summary>
    Task<int> LoadTimeSlotCountAsync(int defaultValue = 2);

    /// <summary>
    /// Saves time slot count to localStorage.
    /// </summary>
    Task SaveTimeSlotCountAsync(int timeSlotCount);

    /// <summary>
    /// Loads extended teams from localStorage.
    /// </summary>
    Task<IEnumerable<Team>> LoadExtendedTeamsAsync(Team[] allTeams);

    /// <summary>
    /// Saves extended teams to localStorage.
    /// </summary>
    Task SaveExtendedTeamsAsync(IEnumerable<Team> extendedTeams);

    /// <summary>
    /// Loads excluded students from localStorage.
    /// </summary>
    Task<Dictionary<(int teamId, int timeSlotIndex, int studentId), bool>> LoadExcludedStudentsAsync();

    /// <summary>
    /// Saves excluded students to localStorage.
    /// </summary>
    Task SaveExcludedStudentsAsync(Dictionary<(int teamId, int timeSlotIndex, int studentId), bool> excludedStudents);
}