Khwezi Mngoma
32 lines
1.3 KiB
C#
32 lines
1.3 KiB
C#
using LiteCharms.Extensions;
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using LiteCharms.Features.Quotes.Queries;
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using LiteCharms.Infrastructure.Database;
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using LiteCharms.Models;
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namespace LiteCharms.Features.Quotes.Queries.Handlers;
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public class GetCustomerQuotesQueryHandler(IDbContextFactory<ShopDbContext> contextFactory) : IRequestHandler<GetCustomerQuotesQuery, Result<Quote[]>>
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{
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public async ValueTask<Result<Quote[]>> Handle(GetCustomerQuotesQuery request, CancellationToken cancellationToken)
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{
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try
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{
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using var context = await contextFactory.CreateDbContextAsync(cancellationToken);
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if (!await context.Customers.AnyAsync(c => c.Id == request.CustomerId, cancellationToken))
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return Result.Fail<Quote[]>(new Error($"Customer with Id {request.CustomerId} does not exist."));
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var quotes = await context.Quotes.AsNoTracking()
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.Where(q => q.CustomerId == request.CustomerId).ToArrayAsync(cancellationToken);
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return quotes?.Length > 0
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? Result.Ok(quotes.Select(q => q.ToModel()).ToArray())
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: Result.Fail<Quote[]>(new Error($"No quotes found for customer with Id {request.CustomerId}."));
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}
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catch (Exception ex)
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{
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return Result.Fail<Quote[]>(new Error(ex.Message).CausedBy(ex));
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}
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}
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}
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