using Contracts.Mappers;
using Contracts.Repositories;
using Contracts.SearchModels;
using Contracts.Services;
using Contracts.ViewModels;
using Services.Support.Exceptions;

namespace Services.Reports;

public class ReportOffsetFromPlanService : IReportOffsetFromPlanService
{
    private readonly ISpendingGroupRepo _spendingGroupRepo;

    public ReportOffsetFromPlanService(ISpendingGroupRepo spendingGroupRepo)
    {
        _spendingGroupRepo = spendingGroupRepo;
    }

    public async Task<SpendingGroupViewModel> GetReportData(SpendingPlanSearch search)
    {
        var group = await _spendingGroupRepo.GetByPlan(search);
        if (group == null)
        {
            throw new EntityNotFoundException("Не удалось найти группу по такому плану");
        }
        if (!group.ChangeRecords.Any())
        {
            throw new ReportDataNotFoundException("Данные об изменении баланса отсутствуют");
        }
        return group.ToView();
    }
}