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Zeeshaun
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using Fragalytics.Web.Infrastructure;
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using Fragalytics.Web.Models;
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using Microsoft.AspNetCore.StaticFiles;
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namespace Fragalytics.Web.Services;
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public sealed class QueryService
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{
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private readonly JsonAppStore _store;
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public QueryService(JsonAppStore store)
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{
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_store = store;
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}
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public Task<AppState> GetSnapshotAsync(CancellationToken cancellationToken = default) => _store.GetSnapshotAsync(cancellationToken);
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public async Task<DashboardViewModel> GetDashboardAsync(CancellationToken cancellationToken = default)
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{
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var state = await _store.GetSnapshotAsync(cancellationToken);
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return new DashboardViewModel
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{
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DemoCount = state.Demos.Count,
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MatchCount = state.Matches.Count,
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HighlightCount = state.Highlights.Count,
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ClipJobCount = state.ClipJobs.Count,
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Demos = state.Demos.OrderByDescending(item => item.UploadedAtUtc).Take(20).ToList(),
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ClipJobs = state.ClipJobs.OrderByDescending(item => item.CreatedAtUtc).Take(12).ToList()
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};
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}
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public async Task<DemoDetailsViewModel?> GetDemoDetailsAsync(int id, CancellationToken cancellationToken = default)
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{
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var state = await _store.GetSnapshotAsync(cancellationToken);
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var demo = state.Demos.FirstOrDefault(item => item.Id == id);
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if (demo is null)
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{
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return null;
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}
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MatchRecord? match = null;
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List<HighlightDetailsRow> highlights = [];
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if (demo.MatchId is int matchId)
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{
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match = state.Matches.FirstOrDefault(item => item.Id == matchId);
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highlights = BuildHighlightRows(state, matchId).OrderByDescending(item => item.Highlight.Score).ToList();
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}
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return new DemoDetailsViewModel
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{
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Demo = demo,
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Match = match,
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Highlights = highlights
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};
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}
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public async Task<MatchDetailsViewModel?> GetMatchDetailsAsync(int matchId, CancellationToken cancellationToken = default)
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{
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var state = await _store.GetSnapshotAsync(cancellationToken);
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var match = state.Matches.FirstOrDefault(item => item.Id == matchId);
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if (match is null)
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{
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return null;
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}
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return new MatchDetailsViewModel
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{
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Match = match,
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Players = state.Players.Where(item => item.MatchId == matchId).OrderBy(item => item.Name).ToList(),
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Rounds = state.Rounds.Where(item => item.MatchId == matchId).OrderBy(item => item.Number).ToList(),
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Highlights = BuildHighlightRows(state, matchId).OrderByDescending(item => item.Highlight.Score).ToList()
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};
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}
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public async Task<List<ClipJobWithHighlightViewModel>> GetClipJobsAsync(CancellationToken cancellationToken = default)
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{
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var state = await _store.GetSnapshotAsync(cancellationToken);
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return state.ClipJobs
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.OrderByDescending(item => item.CreatedAtUtc)
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.Select(job => new ClipJobWithHighlightViewModel
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{
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ClipJob = job,
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Highlight = state.Highlights.FirstOrDefault(highlight => highlight.Id == job.HighlightId),
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ClipAsset = state.ClipAssets.FirstOrDefault(asset => asset.Id == job.ClipAssetId)
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})
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.ToList();
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}
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public async Task<ClipAssetDownloadViewModel?> GetClipAssetAsync(int clipJobId, CancellationToken cancellationToken = default)
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{
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var state = await _store.GetSnapshotAsync(cancellationToken);
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var clipJob = state.ClipJobs.FirstOrDefault(item => item.Id == clipJobId);
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if (clipJob?.ClipAssetId is not int assetId)
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{
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return null;
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}
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var asset = state.ClipAssets.FirstOrDefault(item => item.Id == assetId);
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if (asset is null || !File.Exists(asset.StoredPath))
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{
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return null;
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}
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var provider = new FileExtensionContentTypeProvider();
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var contentType = asset.ContentType;
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if (string.IsNullOrWhiteSpace(contentType) && !provider.TryGetContentType(asset.FileName, out contentType))
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{
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contentType = "application/octet-stream";
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}
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return new ClipAssetDownloadViewModel
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{
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Asset = asset,
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ContentType = contentType
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};
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}
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private static IEnumerable<HighlightDetailsRow> BuildHighlightRows(AppState state, int matchId)
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{
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var playersById = state.Players.Where(player => player.MatchId == matchId).ToDictionary(player => player.Id);
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var roundsById = state.Rounds.Where(round => round.MatchId == matchId).ToDictionary(round => round.Id);
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var eventsById = state.Events.Where(@event => @event.MatchId == matchId).ToDictionary(@event => @event.Id);
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var clipJobsByHighlightId = state.ClipJobs.ToDictionary(job => job.HighlightId);
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var clipAssetsById = state.ClipAssets.ToDictionary(asset => asset.Id);
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foreach (var highlight in state.Highlights.Where(item => item.MatchId == matchId))
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{
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eventsById.TryGetValue(highlight.SourceEventId, out var sourceEvent);
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if (sourceEvent is null)
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{
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continue;
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}
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PlayerRecord? actor = null;
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PlayerRecord? target = null;
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RoundRecord? round = null;
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if (sourceEvent.ActorPlayerId is int actorId)
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{
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playersById.TryGetValue(actorId, out actor);
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}
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if (sourceEvent.TargetPlayerId is int targetId)
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{
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playersById.TryGetValue(targetId, out target);
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}
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if (sourceEvent.RoundId is int roundId)
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{
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roundsById.TryGetValue(roundId, out round);
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}
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yield return new HighlightDetailsRow
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{
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Highlight = highlight,
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Event = sourceEvent,
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Actor = actor,
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Target = target,
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Round = round,
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ClipJob = clipJobsByHighlightId.GetValueOrDefault(highlight.Id),
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ClipAsset = clipJobsByHighlightId.TryGetValue(highlight.Id, out var clipJob) && clipJob.ClipAssetId is int assetId
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? clipAssetsById.GetValueOrDefault(assetId)
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: null
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};
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}
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}
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}
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public sealed class DashboardViewModel
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{
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public int DemoCount { get; set; }
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public int MatchCount { get; set; }
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public int HighlightCount { get; set; }
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public int ClipJobCount { get; set; }
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public List<DemoRecord> Demos { get; set; } = [];
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public List<ClipJobRecord> ClipJobs { get; set; } = [];
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}
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public sealed class DemoDetailsViewModel
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{
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public DemoRecord Demo { get; set; } = new();
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public MatchRecord? Match { get; set; }
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public List<HighlightDetailsRow> Highlights { get; set; } = [];
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}
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public sealed class MatchDetailsViewModel
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{
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public MatchRecord Match { get; set; } = new();
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public List<PlayerRecord> Players { get; set; } = [];
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public List<RoundRecord> Rounds { get; set; } = [];
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public List<HighlightDetailsRow> Highlights { get; set; } = [];
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}
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public sealed class HighlightDetailsRow
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{
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public HighlightRecord Highlight { get; set; } = new();
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public EventRecord Event { get; set; } = new();
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public PlayerRecord? Actor { get; set; }
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public PlayerRecord? Target { get; set; }
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public RoundRecord? Round { get; set; }
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public ClipJobRecord? ClipJob { get; set; }
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public ClipAssetRecord? ClipAsset { get; set; }
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}
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public sealed class ClipJobWithHighlightViewModel
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{
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public ClipJobRecord ClipJob { get; set; } = new();
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public HighlightRecord? Highlight { get; set; }
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public ClipAssetRecord? ClipAsset { get; set; }
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}
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public sealed class ClipAssetDownloadViewModel
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{
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public ClipAssetRecord Asset { get; set; } = new();
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public string ContentType { get; set; } = "application/octet-stream";
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}
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