- Replace byte[] and Base64String with required Stream PdfStream - Simplify validators: remove XOR/Base64 validation, only check NotNull - Affected queries: ValidatePdfQuery, ValidatePdfAQuery, CheckPdfAttachmentsQuery, ExtractSwissQrCodeQuery - Memory efficiency: direct stream usage, no intermediate byte[] copies
38 lines
1.2 KiB
C#
38 lines
1.2 KiB
C#
using AutoMapper;
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using DocumentOperator.Application.Common.DTOs;
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using DocumentOperator.Application.Common.Interfaces;
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using MediatR;
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namespace DocumentOperator.Application.ValidatePdf.Queries;
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/// <summary>
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/// Query for PDF validation (Stream-based)
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/// </summary>
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public record ValidatePdfQuery : IRequest<PdfValidationResult>
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{
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/// <summary>
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/// PDF as stream (caller is responsible for disposal)
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/// </summary>
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public required Stream PdfStream { get; init; }
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}
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/// <summary>
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/// Handler for ValidatePdfQuery
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/// Orchestrates PDF validation using IPdfProcessor and AutoMapper
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/// </summary>
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public class ValidatePdfQueryHandler(IPdfProcessor PdfProcessor, IMapper Mapper)
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: IRequestHandler<ValidatePdfQuery, PdfValidationResult>
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{
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/// <summary>
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/// Validates PDF and returns metadata
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/// </summary>
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public async Task<PdfValidationResult> Handle(ValidatePdfQuery request, CancellationToken cancellationToken)
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{
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// Call DevExpress service directly with stream (exceptions propagate naturally)
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var metadata = await PdfProcessor.ValidateAsync(request.PdfStream);
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// Map DTO to response DTO using AutoMapper
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return Mapper.Map<PdfValidationResult>(metadata);
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}
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}
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