using Core.Entities;
using Core.Models;
using Core.Parsers;

namespace Core.Services;

/// <summary>
/// Wraps <see cref="StudentNotesFieldParser"/> for stream-based import.
/// </summary>
public class StudentNotesImportService : IStudentNotesImportService
{
    /// <inheritdoc />
    public StudentNotesImportResult Parse(
        Stream stream,
        ICollection<Student> students,
        IReadOnlyDictionary<int, string?> existingNotesByStudentId)
    {
        var reader = new StreamReader(stream, leaveOpen: true);
        using var parser = new StudentNotesFieldParser(reader);
        return parser.Parse(students, existingNotesByStudentId);
    }
}