using Application.Abstractions.Data;
using Application.Abstractions.Messaging;
using Microsoft.EntityFrameworkCore;

namespace Application.Features.Admin.Donation.List.Delete;

public sealed class Handler(IAppDbContext db) : ICommandHandler<Command>
{
    public async Task Handle(Command request, CancellationToken ct)
    {
        if (request.IDs is null || request.IDs.Length == 0)
        {
            return;
        }

        // DonationAlert (1:1)이 붙어 있으면 FK 제약 회피 위해 먼저 삭제
        await db.DonationAlert.Where(a => request.IDs.Contains(a.DonationID)).ExecuteDeleteAsync(ct);
        await db.Donation.Where(x => request.IDs.Contains(x.ID)).ExecuteDeleteAsync(ct);
    }
}