namespace Interfaces
{
    public interface IRepository
    {
        /// <summary>
        /// Get a list of Users
        /// </summary>
        /// <returns>
        /// Returns <see cref="UserList"/> with full list of users,
        /// plus a total user count. Pagination options are supported.
        /// </returns>
        UserList GetUsers();
        /// <summary>
        /// Get details about a single user in the system base on their Id
        /// </summary>
        /// <param name="id">
        /// integer data type, the Id of the User to get details about.</param>
        /// <returns>
        /// <see cref="User"/> object with full details, 
        /// including full <see cref="Identifier"/>
        /// </returns>
        User GetUser(int id);
        /// <summary>
        /// Get a list of the timelogs available for the specified user
        /// for the current Calendar Week
        /// </summary>
        /// <param name="userId">
        /// integer data type, the Id of the user to get time logs for
        /// </param>
        /// <returns>
        /// <see cref="TimeLogList"/> with nested <see cref="TimeLog"/> objects
        /// for the current calendar week
        /// </returns>
        TimeLogList GetTimeLogs(int userId);
        /// <summary>
        /// Get a list of the timelogs available for the specified user
        /// for the specified calendar week
        /// </summary>
        /// <param name="userId">
        /// integer data type, the Id of the user to get time logs for
        /// </param>
        /// <param name="calendarWeek">
        /// integer data type, the calendar week to retrieve logs for.
        /// </param>
        /// <returns>
        /// <see cref="TimeLogList"/> with nested <see cref="TimeLog"/> objects
        /// for the current calendar week
        /// </returns>
        TimeLogList GetTimeLogs(int userId, int calendarWeek);
        /// <summary>
        /// Get a full list of Identifiers which are not associated to a user.
        /// </summary>
        /// <returns>
        /// <see cref="IdentifierList"/> with nested <see cref="Identifier"/> list
        /// </returns>
        IdentifierList GetUnassignedIdentifierList();
        /// <summary>
        /// Update a user in the system with the new values.
        /// </summary>
        /// <remarks>
        /// If the user object passed does not exist, it will be created.
        /// </remarks>
        /// <param name="user">
        /// <see cref="User"/> object detailing the new properties to assign to the user.
        /// The Id Field should not be changed, or should be -1 for new users.
        /// </param>
        /// <returns>
        /// <see cref="OperationResponse"/> to indicate procedure status.
        /// </returns>
        OperationResponse UpdateUser(User user);
        /// <summary>
        /// Create a new TimeLog Event in the repository.
        /// </summary>
        /// <param name="identifier">
        /// <see cref="Identifier"/> object with the Unique Id triggering the event
        /// </param>
        /// <returns>
        /// <see cref="OperationResponse"/> to indicate procedure status.
        /// </returns>
        OperationResponse LogEventTime(Identifier identifier);
    }
}