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osu-lazer/osu.Game/Online/API/Requests/GetScoresRequest.cs

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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
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using System;
using osu.Game.Beatmaps;
using osu.Game.Rulesets;
using osu.Game.Screens.Select.Leaderboards;
using osu.Game.Online.API.Requests.Responses;
using osu.Game.Rulesets.Mods;
using System.Text;
using System.Collections.Generic;
using System.Diagnostics;
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namespace osu.Game.Online.API.Requests
{
public class GetScoresRequest : APIRequest<APILegacyScores>
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{
private readonly BeatmapInfo beatmap;
private readonly BeatmapLeaderboardScope scope;
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private readonly RulesetInfo ruleset;
private readonly IEnumerable<Mod> mods;
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public GetScoresRequest(BeatmapInfo beatmap, RulesetInfo ruleset, BeatmapLeaderboardScope scope = BeatmapLeaderboardScope.Global, IEnumerable<Mod> mods = null)
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{
if (!beatmap.OnlineBeatmapID.HasValue)
throw new InvalidOperationException($"Cannot lookup a beatmap's scores without having a populated {nameof(BeatmapInfo.OnlineBeatmapID)}.");
if (scope == BeatmapLeaderboardScope.Local)
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throw new InvalidOperationException("Should not attempt to request online scores for a local scoped leaderboard");
this.beatmap = beatmap;
this.scope = scope;
this.ruleset = ruleset ?? throw new ArgumentNullException(nameof(ruleset));
this.mods = mods ?? Array.Empty<Mod>();
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Success += onSuccess;
}
private void onSuccess(APILegacyScores r)
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{
Debug.Assert(ruleset.ID != null, "ruleset.ID != null");
foreach (APILegacyScoreInfo score in r.Scores)
{
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score.Beatmap = beatmap;
score.OnlineRulesetID = ruleset.ID.Value;
}
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var userScore = r.UserScore;
if (userScore != null)
{
userScore.Score.Beatmap = beatmap;
userScore.Score.OnlineRulesetID = ruleset.ID.Value;
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}
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}
protected override string Target => $@"beatmaps/{beatmap.OnlineBeatmapID}/scores{createQueryParameters()}";
private string createQueryParameters()
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{
StringBuilder query = new StringBuilder(@"?");
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query.Append($@"type={scope.ToString().ToLowerInvariant()}");
query.Append($@"&mode={ruleset.ShortName}");
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foreach (var mod in mods)
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query.Append($@"&mods[]={mod.Acronym}");
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return query.ToString();
}
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}
}