Regalis11
109 lines
3.6 KiB
C#
109 lines
3.6 KiB
C#
#nullable enable
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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace Barotrauma
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{
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internal abstract class TalentMigration
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{
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private readonly Version version;
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private delegate TalentMigration TalentMigrationCtor(Version version, ContentXElement element);
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private static readonly Dictionary<Identifier, TalentMigrationCtor> migrationTemplates =
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new()
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{
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[new Identifier("AddStat")] =
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static (version, element) => new TalentMigrationAddStat(version, element),
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[new Identifier("UpdateStatIdentifier")] =
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static (version, element) => new TalentMigrationUpdateStatIdentifier(version, element)
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};
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public bool TryApply(Version savedVersion, CharacterInfo info)
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{
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if (version <= savedVersion) { return false; }
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Apply(info);
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return true;
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}
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protected abstract void Apply(CharacterInfo info);
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protected TalentMigration(Version targetVersion)
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{
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version = targetVersion;
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}
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public static TalentMigration FromXML(ContentXElement element)
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{
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Version? version = XMLExtensions.GetAttributeVersion(element, "version", null);
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if (version is null)
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{
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throw new Exception("Talent migration version not defined.");
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}
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Identifier name = element.Name.ToString().ToIdentifier();
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if (!migrationTemplates.TryGetValue(name, out TalentMigrationCtor? ctor))
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{
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throw new Exception($"Unknown talent migration type: {name}.");
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}
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return ctor(version, element);
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}
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}
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/// <summary>
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/// Migration that adds a missing permanent stat to the character.
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/// </summary>
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internal sealed class TalentMigrationAddStat : TalentMigration
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{
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[Serialize(StatTypes.None, IsPropertySaveable.Yes)]
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public StatTypes StatType { get; set; }
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[Serialize("", IsPropertySaveable.Yes)]
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public Identifier StatIdentifier { get; set; }
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[Serialize(0f, IsPropertySaveable.Yes)]
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public float Value { get; set; }
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[Serialize(false, IsPropertySaveable.Yes)]
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public bool RemoveOnDeath { get; set; }
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public TalentMigrationAddStat(Version targetVersion, ContentXElement element) : base(targetVersion)
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=> SerializableProperty.DeserializeProperties(this, element);
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protected override void Apply(CharacterInfo info)
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{
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info.ChangeSavedStatValue(StatType, Value, StatIdentifier, RemoveOnDeath);
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}
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}
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/// <summary>
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/// Migration that updates permanent stat identifiers.
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/// </summary>
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internal class TalentMigrationUpdateStatIdentifier : TalentMigration
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{
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[Serialize("", IsPropertySaveable.Yes, "The old identifier to update.")]
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public Identifier Old { get; set; }
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[Serialize("", IsPropertySaveable.Yes, "What to change the old identifier to.")]
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public Identifier New { get; set; }
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public TalentMigrationUpdateStatIdentifier(Version targetVersion, ContentXElement element) : base(targetVersion)
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=> SerializableProperty.DeserializeProperties(this, element);
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protected override void Apply(CharacterInfo info)
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{
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foreach (SavedStatValue statValue in info.SavedStatValues.Values.SelectMany(static s => s))
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{
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if (statValue.StatIdentifier != Old) { continue; }
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statValue.StatIdentifier = New;
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}
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}
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}
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} |