public async Task <string> SaveVersionMetaAsync(string versionFileKey, ScoreVersionMeta versionMeta)
{
var metaConvertor = new ScoreMetaConvertor();
var stream = await metaConvertor.ConvertToUtf(versionMeta);
var putRequest = new PutObjectRequest
{
BucketName = BucketName,
Key = versionFileKey,
InputStream = stream,
CannedACL = S3CannedACL.PublicRead,
};
try
{
await this.S3Client.PutObjectAsync(putRequest);
}
catch (AmazonS3Exception e)
{
throw new InvalidOperationException(e.Message, e);
}
return(versionFileKey);
}
public async Task <Stream> ConvertToUtf(ScoreVersionMeta versionMeta)
{
var memStream = new MemoryStream();
var option = new JsonSerializerOptions()
{
};
await JsonSerializer.SerializeAsync(memStream, versionMeta, option);
memStream.Position = 0;
return(memStream);
}
public ScoreVersion ConvertTo(ScoreVersionMeta meta, MinioUrlConvertor urlConvertor)
{
var version = new ScoreVersion
{
Version = meta.Version,
};
version.Pages = meta.Pages.Select(x => new ScoreVersionPage()
{
No = int.Parse(x.Value.No),
ImageUrl = urlConvertor.CreateUri(x.Value.ImageFileKey)
}).ToArray();
return(version);
}
public async Task <IActionResult> CreateVersion(
[FromRoute(Name = "score_name")] string scoreName,
[FromForm] NewScoreVersion newScoreVersion)
{
var metaFileOperator = new MetaFileOperator(S3Client, BucketName);
var images = newScoreVersion.Images;
var nosText = newScoreVersion.Nos;
var keyCount = images.GroupBy(x => x.FileName, x => x)
.Select(x => (filename: x.Key, count: x.Count()))
.Where(x => 2 <= x.count)
.ToImmutableArray();
if (keyCount.Any())
{
var errorMessage = string.Join(Environment.NewLine, new string[]
{
"次のファイルが重複しています"
}.Concat(keyCount.Select(x => $"'{x.filename}'")));
throw new InvalidOperationException(errorMessage);
}
var nos = JsonSerializer.Deserialize <Dictionary <string, double> >(nosText);
var notContainsNos = images.Select(x => x.FileName)
.Where(x => !nos.ContainsKey(x))
.ToImmutableArray();
if (notContainsNos.Any())
{
var errorMessage = string.Join(Environment.NewLine, new string[]
{
"次のファイルの No が指定されていません"
}.Concat(notContainsNos.Select(x => $"'{x}'")));
throw new InvalidOperationException(errorMessage);
}
var now = DateTimeOffset.UtcNow;
var nextVersion = await metaFileOperator.NewVersionNumber(scoreName);
var versionFileKey = metaFileOperator.CreateVersionFileKey(scoreName, nextVersion, now);
var versionMeta = new ScoreVersionMeta()
{
Version = int.Parse(nextVersion),
};
foreach (var formFile in images)
{
var no = nos[formFile.FileName].ToString("F").TrimEnd('0').TrimEnd('.');
var commentPrefix = metaFileOperator.CreatePageCommentPrefix(scoreName, nextVersion, now, no);
try
{
var key = await metaFileOperator.SaveImage(scoreName, formFile);
versionMeta.Pages[no] = new ScoreVersionPageMeta()
{
No = no,
ImageFileKey = key,
CommentPrefix = commentPrefix,
};
}
catch (AmazonS3Exception e)
{
Logger.LogError(e, e.Message);
throw;
}
}
await metaFileOperator.SaveVersionMetaAsync(versionFileKey, versionMeta);
var scoreMeta = await metaFileOperator.GetScoreMetaAsync(scoreName);
var scoreContentMeta = await scoreMeta.GetLastScoreContent().DeepCopyAsync();
scoreContentMeta.VersionFileKeys[nextVersion] = versionFileKey;
var scoreMetaKey = ScoreMeta.CreateKey();
scoreMeta[scoreMetaKey] = scoreContentMeta;
await metaFileOperator.SaveScoreMetaAsync(scoreName, scoreMeta, scoreMetaKey);
return(Ok());
}
