using LiteCharms.Infrastructure.Database;

namespace LiteCharms.Features.Quotes.Commands.Handlers;

public class UpdateQuoteStatusCommandHandler(IDbContextFactory<LeadGeneratorDbContext> contextFactory) : IRequestHandler<UpdateQuoteStatusCommand, Result>
{
    public async ValueTask<Result> Handle(UpdateQuoteStatusCommand request, CancellationToken cancellationToken)
    {
        try
        {
            using var context = await contextFactory.CreateDbContextAsync(cancellationToken);

            var quote = await context.Quotes.FirstOrDefaultAsync(q => q.Id == request.QuoteId, cancellationToken);

            if (quote is null)
                return Result.Fail(new Error("Quote not found."));

            quote.Status = request.Status;

            return await context.SaveChangesAsync(cancellationToken) > 0
                ? Result.Ok()
                : Result.Fail(new Error("Failed to update quote status."));
        }
        catch (Exception ex)
        {
            return Result.Fail(new Error(ex.Message).CausedBy(ex));
        }
    }
}