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media upload

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john 2025-05-04 21:46:24 +02:00
parent befaa207d7
commit 0d7da2ea85
33 changed files with 257 additions and 353 deletions
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3
Femto.Modules.Media/Contracts/LoadFile/Dto/LoadFileQueryResult.cs Normal file
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namespace Femto.Modules.Media.Contracts.LoadFile.Dto;
public record LoadFileQueryResult(Stream Data, string Type, long? Size);

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Femto.Modules.Media/Contracts/LoadFile/LoadFileQuery.cs Normal file
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using Femto.Modules.Media.Contracts.LoadFile.Dto;
using MediatR;
namespace Femto.Modules.Media.Contracts.LoadFile;
public record LoadFileQuery(Guid FileId) : IRequest<LoadFileQueryResult>;

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Femto.Modules.Media/Contracts/LoadFile/LoadFileQueryHandler.cs Normal file
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using Femto.Modules.Media.Contracts.LoadFile.Dto;
using Femto.Modules.Media.Data;
using Femto.Modules.Media.Infrastructure;
using MediatR;
using Microsoft.EntityFrameworkCore;
namespace Femto.Modules.Media.Contracts.LoadFile;
internal class LoadFileQueryHandler(IStorageProvider storage, MediaContext context)
: IRequestHandler<LoadFileQuery, LoadFileQueryResult>
{
public async Task<LoadFileQueryResult> Handle(
LoadFileQuery query,
CancellationToken cancellationToken
)
{
var blob = await context
.SavedBlobs.Where(b => b.Id == query.FileId)
.SingleAsync(cancellationToken: cancellationToken);
var data = await storage.LoadBlob(query.FileId.ToString());
return new(data, blob.Type, blob.Size);
}
}

5
Femto.Modules.Media/Contracts/SaveFile/SaveFileCommand.cs Normal file
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using MediatR;
namespace Femto.Modules.Media.Contracts.SaveFile;
public record SaveFileCommand(Stream Data, string ContentType, long? ContentLength) : IRequest<Guid>;

18
Femto.Modules.Media/Contracts/SaveFile/SaveFileCommandHandler.cs Normal file
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using Femto.Modules.Media.Data;
using Femto.Modules.Media.Infrastructure;
using MediatR;
namespace Femto.Modules.Media.Contracts.SaveFile;
internal class SaveFileCommandHandler(IStorageProvider storage, MediaContext context)
: IRequestHandler<SaveFileCommand, Guid>
{
public async Task<Guid> Handle(SaveFileCommand command, CancellationToken cancellationToken)
{
var id = Guid.CreateVersion7();
await storage.SaveBlob(id.ToString(), command.Data);
await context.AddAsync(new SavedBlob(id, command.ContentType, command.ContentLength), cancellationToken);
await context.SaveChangesAsync(cancellationToken);
return id;
}
}