53 lines
1.7 KiB
C#
53 lines
1.7 KiB
C#
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using Theriapolis.Core.Rules.Quests;
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namespace Theriapolis.Core.Persistence;
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/// <summary>
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/// Phase 6 M4 — bidirectional translator between the live
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/// <see cref="QuestEngine"/> and its serializable
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/// <see cref="QuestSnapshot"/>.
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/// </summary>
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public static class QuestCodec
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{
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public static QuestSnapshot Capture(QuestEngine engine)
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{
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var snap = new QuestSnapshot();
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foreach (var s in engine.Active.Values) snap.Active.Add(CaptureState(s));
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foreach (var s in engine.Completed.Values) snap.Completed.Add(CaptureState(s));
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foreach (var line in engine.Journal) snap.Journal.Add(line);
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return snap;
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}
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public static void Restore(QuestEngine engine, QuestSnapshot snap)
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{
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engine.Clear();
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foreach (var s in snap.Active) engine.AdoptActive(RestoreState(s));
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foreach (var s in snap.Completed) engine.AdoptCompleted(RestoreState(s));
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foreach (var line in snap.Journal) engine.Journal.Add(line);
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}
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private static QuestStateSnapshot CaptureState(QuestState s) => new()
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{
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QuestId = s.QuestId,
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CurrentStep = s.CurrentStep,
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Status = (byte)s.Status,
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StartedAt = s.StartedAt,
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StepStartedAt = s.StepStartedAt,
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JournalLines = s.Journal.ToArray(),
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};
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private static QuestState RestoreState(QuestStateSnapshot s)
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{
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var st = new QuestState
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{
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QuestId = s.QuestId,
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CurrentStep = s.CurrentStep,
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Status = (QuestStatus)s.Status,
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StartedAt = s.StartedAt,
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StepStartedAt = s.StepStartedAt,
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};
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foreach (var line in s.JournalLines) st.Journal.Add(line);
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return st;
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}
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}
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