public async Task <Score> GetScore(
[FromRoute(Name = "score_name")] string scoreName)
{
var metaFileOperator = new MetaFileOperator(S3Client, BucketName);
var urlConvertor = new MinioUrlConvertor(S3Client.Config.ServiceURL, BucketName);
var metas = await metaFileOperator.GetScoreMetaAsync(scoreName);
Uri CreateVersionUrl(string name, int v)
{
return(new Uri($"{Request.Scheme}://{Request.Host}/api/v1/score/{name}/version/{v}"));
}
var meta = metas.GetLastScoreContent();
var score = new Score()
{
Name = meta.Name,
Title = meta.Title,
Description = meta.Description,
VersionMetaUrls = meta.VersionFileKeys
.OrderBy(x => x.Key)
.Select(x => int.Parse(x.Key))
.Select(version => new ScoreVersionMetaUrl()
{
Version = version,
Url = CreateVersionUrl(meta.Name, version),
}).ToArray(),
};
return(score);
}
public async Task <ScoreVersion> GetVersion(
[FromRoute(Name = "score_name")] string scoreName,
[FromRoute(Name = "version")] int version)
{
var metaFileOperator = new MetaFileOperator(S3Client, BucketName);
var scoreMeta = await metaFileOperator.GetScoreMetaAsync(scoreName);
var scoreContentMeta = scoreMeta.GetLastScoreContent();
var versionText = version.ToString("00000");
if (scoreContentMeta.VersionFileKeys.TryGetValue(versionText, out var versionFileKey) == false)
{
throw new InvalidOperationException($"'{scoreName}' にバージョン '{version}' は存在しません");
}
var versionMeta = await metaFileOperator.GetVersionMetaAsync(versionFileKey);
var urlConvertor = new MinioUrlConvertor(S3Client.Config.ServiceURL, BucketName);
var metaConvertor = new ScoreMetaConvertor();
var scoreVersion = metaConvertor.ConvertTo(versionMeta, urlConvertor);
return(scoreVersion);
}
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 IAsyncEnumerable <Score> GetScores()
{
var metaFileOperator = new MetaFileOperator(S3Client, BucketName);
var scoreNames = await metaFileOperator.GetScoreNamesAsync();
var urlConvertor = new MinioUrlConvertor(S3Client.Config.ServiceURL, BucketName);
var tasks = scoreNames.AsParallel()
.Select(name => metaFileOperator.GetScoreMetaAsync(name))
.ToArray();
var scoreMetas = await Task.WhenAll(tasks);
Uri CreateVersionUrl(string name, int v)
{
return(new Uri($"{Request.Scheme}://{Request.Host}/api/v1/score/{name}/version/{v}"));
}
var scores = scoreMetas.Select(metas => metas.GetLastScoreContent())
.Select(meta => new Score()
{
Name = meta.Name,
Title = meta.Title,
Description = meta.Description,
VersionMetaUrls = meta.VersionFileKeys
.OrderBy(x => x.Key)
.Select(x => int.Parse(x.Key))
.Select(version => new ScoreVersionMetaUrl()
{
Version = version,
Url = CreateVersionUrl(meta.Name, version),
}).ToArray(),
});
foreach (var score in scores)
{
yield return(score);
}
}
