103 lines
3.9 KiB
C#
103 lines
3.9 KiB
C#
using NeonSprawl.Server.Game.Mastery;
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using NeonSprawl.Server.Game.PositionState;
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namespace NeonSprawl.Server.Game.Skills;
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/// <summary>
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/// Maps <c>GET</c>/<c>POST /game/players/{{id}}/skill-progression</c> — read snapshot (NEO-37) and XP grant apply (NEO-38).
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/// </summary>
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public static class SkillProgressionSnapshotApi
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{
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/// <seealso cref="SkillProgressionGrantResponse.ReasonCode" />
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public const string ReasonUnknownSkill = "unknown_skill";
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public const string ReasonSourceKindNotAllowed = "source_kind_not_allowed";
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public const string ReasonInvalidAmount = "invalid_amount";
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public static WebApplication MapSkillProgressionSnapshotApi(this WebApplication app)
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{
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app.MapGet(
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"/game/players/{id}/skill-progression",
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(string id, IPositionStateStore positions, ISkillDefinitionRegistry registry, IPlayerSkillProgressionStore xpStore, ISkillLevelCurve levelCurve) =>
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{
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var trimmedId = id.Trim();
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if (trimmedId.Length == 0 || !positions.TryGetPosition(trimmedId, out _))
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{
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return Results.NotFound();
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}
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return Results.Json(BuildSnapshot(trimmedId, registry, xpStore, levelCurve));
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});
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app.MapPost(
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"/game/players/{id}/skill-progression",
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(string id, SkillProgressionGrantRequest? body, IPositionStateStore positions,
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ISkillDefinitionRegistry registry, IPlayerSkillProgressionStore xpStore, ISkillLevelCurve levelCurve,
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PerkUnlockEngine perkUnlockEngine) =>
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{
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if (body is null || body.SchemaVersion != SkillProgressionGrantRequest.CurrentSchemaVersion)
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{
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return Results.BadRequest();
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}
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var trimmedId = id.Trim();
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if (trimmedId.Length == 0 || !positions.TryGetPosition(trimmedId, out _))
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{
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return Results.NotFound();
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}
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var outcome = SkillProgressionGrantOperations.TryApplyGrant(
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trimmedId,
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body.SkillId,
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body.Amount,
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body.SourceKind,
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registry,
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xpStore,
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levelCurve,
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perkUnlockEngine);
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return outcome.Kind switch
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{
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SkillProgressionGrantApplyKind.Denied => Results.Json(outcome.Response!),
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SkillProgressionGrantApplyKind.ProgressionStoreMissing => Results.NotFound(),
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SkillProgressionGrantApplyKind.Granted => Results.Json(outcome.Response!),
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_ => throw new InvalidOperationException($"Unexpected grant outcome: {outcome.Kind}"),
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};
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});
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return app;
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}
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internal static SkillProgressionSnapshotResponse BuildSnapshot(
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string playerId,
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ISkillDefinitionRegistry registry,
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IPlayerSkillProgressionStore store,
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ISkillLevelCurve levelCurve)
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{
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var xpBySkill = store.GetXpTotals(playerId);
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var defs = registry.GetDefinitionsInIdOrder();
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var skills = new List<SkillProgressionRowJson>(defs.Count);
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foreach (var d in defs)
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{
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xpBySkill.TryGetValue(d.Id, out var xp);
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var level = levelCurve.LevelFromTotalXp(xp);
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skills.Add(
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new SkillProgressionRowJson
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{
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Id = d.Id,
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Xp = xp,
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Level = level,
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});
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}
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skills.Sort(static (a, b) => string.CompareOrdinal(a.Id, b.Id));
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return new SkillProgressionSnapshotResponse
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{
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PlayerId = playerId,
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Skills = skills,
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SchemaVersion = SkillProgressionSnapshotResponse.CurrentSchemaVersion,
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};
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}
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}
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