mission deep copy

.net 8 deprecated BinaryFormatter serialization
apart from that proper deep copies are ~10x faster

src/Schema/AchievementReward.cs

@@ -4,9 +4,28 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "AR", Namespace = "")]
 [Serializable]
-public class AchievementReward
-{
-	[XmlElement(ElementName = "ui", IsNullable = true)]
+public class AchievementReward {
+    public AchievementReward() {}
+
+    public AchievementReward(AchievementReward other) {
+		if (other.UserItem != null)
+			UserItem = new UserItemData(other.UserItem);
+
+        Amount = other.Amount;
+        PointTypeID = other.PointTypeID;
+        ItemID = other.ItemID;
+        EntityID = other.EntityID;
+        EntityTypeID = other.EntityTypeID;
+        RewardID = other.RewardID;
+        AchievementID = other.AchievementID;
+        AllowMultiple = other.AllowMultiple;
+        MinAmount = other.MinAmount;
+        MaxAmount = other.MaxAmount;
+        Date = other.Date;
+        CommonInventoryID = other.CommonInventoryID;
+    }
+
+    [XmlElement(ElementName = "ui", IsNullable = true)]
 	public UserItemData UserItem { get; set; }
 
 	[XmlElement(ElementName = "a")]

src/Schema/BluePrint.cs

@@ -5,9 +5,16 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "BP", Namespace = "", IsNullable = true)]
 [Serializable]
-public class BluePrint
-{
-	[XmlElement(ElementName = "BPDC", IsNullable = true)]
+public class BluePrint {
+    public BluePrint() {}
+
+    public BluePrint(BluePrint other) {
+        Deductibles = other.Deductibles.Select(d => new BluePrintDeductibleConfig(d)).ToList();
+        Ingredients = other.Ingredients.Select(i => new BluePrintSpecification(i)).ToList();
+        Outputs = other.Outputs.Select(o => new BluePrintSpecification(o)).ToList();
+    }
+
+    [XmlElement(ElementName = "BPDC", IsNullable = true)]
 	public List<BluePrintDeductibleConfig> Deductibles { get; set; }
 
 	[XmlElement(ElementName = "ING", IsNullable = false)]

src/Schema/BluePrintDeductibleConfig.cs

@@ -4,9 +4,17 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "BPDC", Namespace = "", IsNullable = true)]
 [Serializable]
-public class BluePrintDeductibleConfig
-{
-	[XmlElement(ElementName = "BPIID", IsNullable = false)]
+public class BluePrintDeductibleConfig {
+    public BluePrintDeductibleConfig() {}
+
+    public BluePrintDeductibleConfig(BluePrintDeductibleConfig other) {
+        BluePrintItemID = other.BluePrintItemID;
+        DeductibleType = other.DeductibleType;
+        ItemID = other.ItemID;
+        Quantity = other.Quantity;
+    }
+
+    [XmlElement(ElementName = "BPIID", IsNullable = false)]
 	public int BluePrintItemID { get; set; }
 
 	[XmlElement(ElementName = "DT", IsNullable = false)]

src/Schema/BluePrintSpecification.cs

@@ -2,9 +2,21 @@ using System.Xml.Serialization;
 
 namespace sodoff.Schema;
 
-public class BluePrintSpecification
-{
-	[XmlElement(ElementName = "BPSID", IsNullable = false)]
+public class BluePrintSpecification {
+    public BluePrintSpecification() {}
+
+    public BluePrintSpecification(BluePrintSpecification other) {
+        BluePrintSpecID = other.BluePrintSpecID;
+        BluePrintItemID = other.BluePrintItemID;
+        ItemID = other.ItemID;
+        CategoryID = other.CategoryID;
+        ItemRarity = other.ItemRarity;
+        Tier = other.Tier;
+        Quantity = other.Quantity;
+        SpecificationType = other.SpecificationType;
+    }
+
+    [XmlElement(ElementName = "BPSID", IsNullable = false)]
 	public int BluePrintSpecID { get; set; }
 
 	[XmlElement(ElementName = "BPIID", IsNullable = false)]

src/Schema/CompletionAction.cs

@@ -3,8 +3,13 @@ using System.Xml.Serialization;
 namespace sodoff.Schema;
 
 [Serializable]
-public class CompletionAction
-{
-	[XmlElement(ElementName = "Transition")]
+public class CompletionAction {
+    public CompletionAction() {}
+
+    public CompletionAction(CompletionAction other) {
+        Transition = other.Transition;
+    }
+
+    [XmlElement(ElementName = "Transition")]
 	public StateTransition Transition;
 }

src/Schema/ItemAttribute.cs

@@ -4,9 +4,15 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "AT", Namespace = "")]
 [Serializable]
-public class ItemAttribute
-{
-	[XmlElement(ElementName = "k")]
+public class ItemAttribute {
+    public ItemAttribute() {}
+
+    public ItemAttribute(ItemAttribute other) {
+        Key = other.Key;
+        Value = other.Value;
+    }
+
+    [XmlElement(ElementName = "k")]
 	public string Key;
 
 	[XmlElement(ElementName = "v")]

src/Schema/ItemAvailability.cs

@@ -4,9 +4,15 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "Availability", Namespace = "")]
 [Serializable]
-public class ItemAvailability
-{
-	[XmlElement(ElementName = "sdate", IsNullable = true)]
+public class ItemAvailability {
+    public ItemAvailability() {}
+
+    public ItemAvailability(ItemAvailability other) {
+        StartDate = other.StartDate;
+        EndDate = other.EndDate;
+    }
+
+    [XmlElement(ElementName = "sdate", IsNullable = true)]
 	public DateTime? StartDate;
 
 	[XmlElement(ElementName = "edate", IsNullable = true)]

src/Schema/ItemData.cs

@@ -3,9 +3,46 @@ using System.Xml.Serialization;
 namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "I", Namespace = "", IsNullable = true)]
-public class ItemData
-{
-	[XmlElement(ElementName = "is")]
+public class ItemData {
+    public ItemData() {}
+
+    public ItemData(ItemData other) {
+        ItemStates = other.ItemStates.Select(s => new ItemState(s)).ToList();
+        ItemRarity = other.ItemRarity;
+        PossibleStatsMap = new ItemPossibleStatsMap(other.PossibleStatsMap);
+        ItemStatsMap = new ItemStatsMap(other.ItemStatsMap);
+        ItemSaleConfigs = other.ItemSaleConfigs.Select(cfg => new ItemSaleConfig(cfg)).ToArray();
+        BluePrint = new BluePrint(other.BluePrint);
+        AssetName = other.AssetName;
+        Attribute = other.Attribute.Select(attr => new ItemAttribute(attr)).ToArray();
+        Category = other.Category.Select(cat => new ItemDataCategory(cat)).ToArray();
+        Cost = other.Cost;
+        CashCost = other.CashCost;
+        CreativePoints = other.CreativePoints;
+        Description = other.Description;
+        IconName = other.IconName;
+        InventoryMax = other.InventoryMax;
+        ItemID = other.ItemID;
+        ItemName = other.ItemName;
+        ItemNamePlural = other.ItemNamePlural;
+        Locked = other.Locked;
+        Geometry2 = other.Geometry2;
+        Rollover = new ItemDataRollover(other.Rollover);
+        RankId = other.RankId;
+        Relationship = other.Relationship.Select(r => new ItemDataRelationship(r)).ToArray();
+        Stackable = other.Stackable;
+        AllowStacking = other.AllowStacking;
+        SaleFactor = other.SaleFactor;
+        Texture = other.Texture.Select(t => new ItemDataTexture(t)).ToArray();
+        Uses = other.Uses;
+        Availability = other.Availability.Select(a => new ItemAvailability(a)).ToArray();
+        RewardTypeID = other.RewardTypeID;
+        Points = other.Points;
+        NormalDiscoutModifier = other.NormalDiscoutModifier;
+        MemberDiscountModifier = other.MemberDiscountModifier;
+    }
+
+    [XmlElement(ElementName = "is")]
 	public List<ItemState> ItemStates { get; set; }
 
 	[XmlElement(ElementName = "ir", IsNullable = true)]

src/Schema/ItemDataCategory.cs

@@ -4,9 +4,16 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "IC", Namespace = "")]
 [Serializable]
-public class ItemDataCategory
-{
-	[XmlElement(ElementName = "cid")]
+public class ItemDataCategory {
+    public ItemDataCategory() {}
+
+    public ItemDataCategory(ItemDataCategory other) {
+        CategoryId = other.CategoryId;
+        CategoryName = other.CategoryName;
+        IconName = other.IconName;
+    }
+
+    [XmlElement(ElementName = "cid")]
 	public int CategoryId;
 
 	[XmlElement(ElementName = "cn")]

src/Schema/ItemDataRelationship.cs

@@ -4,9 +4,18 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "IRE", Namespace = "")]
 [Serializable]
-public class ItemDataRelationship
-{
-	[XmlElement(ElementName = "t")]
+public class ItemDataRelationship {
+    public ItemDataRelationship() {}
+
+    public ItemDataRelationship(ItemDataRelationship other) {
+        Type = other.Type;
+        ItemId = other.ItemId;
+        Weight = other.Weight;
+        Quantity = other.Quantity;
+        MaxQuantity = other.MaxQuantity;
+    }
+
+    [XmlElement(ElementName = "t")]
 	public string Type;
 
 	[XmlElement(ElementName = "id")]

src/Schema/ItemDataRollover.cs

@@ -4,9 +4,15 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "IRO", Namespace = "")]
 [Serializable]
-public class ItemDataRollover
-{
-	[XmlElement(ElementName = "d")]
+public class ItemDataRollover {
+    public ItemDataRollover() {}
+
+    public ItemDataRollover(ItemDataRollover other) {
+        DialogName = other.DialogName;
+        Bundle = other.Bundle;
+    }
+
+    [XmlElement(ElementName = "d")]
 	public string DialogName;
 
 	[XmlElement(ElementName = "b")]

src/Schema/ItemDataTexture.cs

@@ -4,9 +4,17 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "IT", Namespace = "")]
 [Serializable]
-public class ItemDataTexture
-{
-	[XmlElement(ElementName = "n")]
+public class ItemDataTexture {
+    public ItemDataTexture() {}
+
+    public ItemDataTexture(ItemDataTexture other) {
+        TextureName = other.TextureName;
+        TextureTypeName = other.TextureTypeName;
+        OffsetX = other.OffsetX;
+        OffsetY = other.OffsetY;
+    }
+
+    [XmlElement(ElementName = "n")]
 	public string TextureName;
 
 	[XmlElement(ElementName = "t")]

src/Schema/ItemPossibleStatsMap.cs

@@ -4,9 +4,17 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "IPSM", Namespace = "", IsNullable = false)]
 [Serializable]
-public class ItemPossibleStatsMap
-{
-	[XmlElement(ElementName = "IID", IsNullable = false)]
+public class ItemPossibleStatsMap {
+    public ItemPossibleStatsMap() {}
+
+    public ItemPossibleStatsMap(ItemPossibleStatsMap other) {
+        ItemID = other.ItemID;
+        ItemStatsCount = other.ItemStatsCount;
+        SetID = other.SetID;
+        Stats = other.Stats.Select(s => new Stat(s)).ToList();
+    }
+
+    [XmlElement(ElementName = "IID", IsNullable = false)]
 	public int ItemID { get; set; }
 
 	[XmlElement(ElementName = "SC", IsNullable = false)]

src/Schema/ItemSaleConfig.cs

@@ -4,9 +4,18 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "ISC", Namespace = "", IsNullable = true)]
 [Serializable]
-public class ItemSaleConfig
-{
-	[XmlElement(ElementName = "IID", IsNullable = true)]
+public class ItemSaleConfig {
+    public ItemSaleConfig() {}
+
+    public ItemSaleConfig(ItemSaleConfig other) {
+        ItemID = other.ItemID;
+        CategoryID = other.CategoryID;
+        RarityID = other.RarityID;
+        Quantity = other.Quantity;
+        RewardItemID = other.RewardItemID;
+    }
+
+    [XmlElement(ElementName = "IID", IsNullable = true)]
 	public int? ItemID { get; set; }
 
 	[XmlElement(ElementName = "CID", IsNullable = true)]

src/Schema/ItemStat.cs

@@ -4,9 +4,17 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "IS", Namespace = "")]
 [Serializable]
-public class ItemStat
-{
-	[XmlElement(ElementName = "ID")]
+public class ItemStat {
+    public ItemStat() {}
+
+    public ItemStat(ItemStat other) {
+        ItemStatID = other.ItemStatID;
+        Name = other.Name;
+        Value = other.Value;
+        DataType = other.DataType;
+    }
+
+    [XmlElement(ElementName = "ID")]
 	public int ItemStatID { get; set; }
 
 	[XmlElement(ElementName = "N")]

src/Schema/ItemState.cs

@@ -4,9 +4,19 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "ItemState", Namespace = "")]
 [Serializable]
-public class ItemState
-{
-	[XmlElement(ElementName = "ItemStateID")]
+public class ItemState {
+    public ItemState() { }
+
+    public ItemState(ItemState other) {
+        ItemStateID = other.ItemStateID;
+        Name = other.Name;
+        Rule = new ItemStateRule(other.Rule);
+        Order = other.Order;
+        AchievementID = other.AchievementID;
+        Rewards = other.Rewards.Select(r => new AchievementReward(r)).ToArray();
+    }
+
+    [XmlElement(ElementName = "ItemStateID")]
 	public int ItemStateID;
 
 	[XmlElement(ElementName = "Name")]

src/Schema/ItemStateCriteria.cs

@@ -10,8 +10,13 @@ namespace sodoff.Schema;
 [XmlInclude(typeof(ItemStateCriteriaSpeedUpItem))]
 [XmlInclude(typeof(ItemStateCriteriaExpiry))]
 [Serializable]
-public class ItemStateCriteria
-{
-	[XmlElement(ElementName = "Type")]
+public class ItemStateCriteria {
+    public ItemStateCriteria() {}
+
+    public ItemStateCriteria(ItemStateCriteria other) {
+        Type = other.Type;
+    }
+
+    [XmlElement(ElementName = "Type")]
 	public ItemStateCriteriaType Type;
 }

src/Schema/ItemStateRule.cs

@@ -4,9 +4,15 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "ItemStateRule", Namespace = "")]
 [Serializable]
-public class ItemStateRule
-{
-	[XmlElement(ElementName = "Criterias")]
+public class ItemStateRule {
+    public ItemStateRule() {}
+
+    public ItemStateRule(ItemStateRule other) {
+        Criterias = other.Criterias.Select(c => new ItemStateCriteria(c)).ToList();
+        CompletionAction = new CompletionAction(other.CompletionAction);
+    }
+
+    [XmlElement(ElementName = "Criterias")]
 	public List<ItemStateCriteria> Criterias;
 
 	[XmlElement(ElementName = "CompletionAction")]

src/Schema/ItemStatsMap.cs

@@ -4,9 +4,16 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "ISM", Namespace = "", IsNullable = false)]
 [Serializable]
-public class ItemStatsMap
-{
-	[XmlElement(ElementName = "IID", IsNullable = false)]
+public class ItemStatsMap {
+    public ItemStatsMap() {}
+
+    public ItemStatsMap(ItemStatsMap other) {
+        ItemID = other.ItemID;
+        ItemTier = other.ItemTier;
+        ItemStats = other.ItemStats.Select(s => new ItemStat(s)).ToArray();
+    }
+
+    [XmlElement(ElementName = "IID", IsNullable = false)]
 	public int ItemID { get; set; }
 
 	[XmlElement(ElementName = "IT", IsNullable = false)]

src/Schema/Mission.cs

@@ -5,6 +5,30 @@ namespace sodoff.Schema;
 [XmlRoot(ElementName = "Mission", Namespace = "")]
 [Serializable] // FIXME: Remove serializable once we have a different way of deep copying than BinaryFormatter
 public class Mission {
+    public Mission() {}
+
+    public Mission(Mission other) {
+        if (other == null) throw new ArgumentNullException(nameof(other));
+        MissionID = other.MissionID;
+        Name = other.Name;
+        GroupID = other.GroupID;
+        ParentID = other.ParentID;
+        Static = other.Static;
+        Accepted = other.Accepted;
+        Completed = other.Completed;
+        Rule = other.Rule;
+        VersionID = other.VersionID;
+        AchievementID = other.AchievementID;
+        AcceptanceAchievementID = other.AcceptanceAchievementID;
+        Repeatable = other.Repeatable;
+        MissionRule = new MissionRule(other.MissionRule);
+
+        Missions = other.Missions.Select(m => new Mission(m)).ToList();
+        Tasks = other.Tasks.Select(t => new Task(t)).ToList();
+        Rewards = other.Rewards.Select(r => new AchievementReward(r)).ToList();
+        AcceptanceRewards = other.AcceptanceRewards.Select(a => new AchievementReward(a)).ToList();
+    }
+
     [XmlElement(ElementName = "I")]
     public int MissionID;
 

src/Schema/MissionCriteria.cs

@@ -5,6 +5,16 @@ namespace sodoff.Schema;
 [XmlRoot(ElementName = "MissionCriteria", Namespace = "")]
 [Serializable]
 public class MissionCriteria {
+    public MissionCriteria() {}
+
+    public MissionCriteria(MissionCriteria other) {
+        Type = other.Type;
+        Ordered = other.Ordered;
+        Min = other.Min;
+        Repeat = other.Repeat;
+        RuleItems = other.RuleItems.Select(r => new RuleItem(r)).ToList();
+    }
+
     [XmlElement(ElementName = "Type")]
     public string Type;
 

src/Schema/MissionRule.cs

@@ -5,6 +5,13 @@ namespace sodoff.Schema;
 [XmlRoot(ElementName = "MissionRule", Namespace = "")]
 [Serializable]
 public class MissionRule {
+    public MissionRule() {}
+
+    public MissionRule(MissionRule other) {
+        Prerequisites = other.Prerequisites.Select(p => new PrerequisiteItem(p)).ToList();
+        Criteria = new MissionCriteria(other.Criteria);
+    }
+
     [XmlElement(ElementName = "Prerequisites")]
     public List<PrerequisiteItem> Prerequisites;
 

src/Schema/Pair.cs

@@ -4,9 +4,16 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "Pair", Namespace = "")]
 [Serializable]
-public class Pair
-{
-	[XmlElement(ElementName = "PairKey")]
+public class Pair {
+    public Pair() {}
+
+    public Pair(Pair other) {
+        PairKey = other.PairKey;
+        PairValue = other.PairValue;
+        UpdateDate = other.UpdateDate;
+    }
+
+    [XmlElement(ElementName = "PairKey")]
 	public string PairKey;
 	
 	[XmlElement(ElementName = "PairValue")]

src/Schema/PairData.cs

@@ -5,6 +5,12 @@ namespace sodoff.Schema;
 [XmlRoot(ElementName = "Pairs", Namespace = "", IsNullable = true)]
 [Serializable]
 public class PairData {
+    public PairData() {}
+
+    public PairData(PairData other) {
+        Pairs = other.Pairs.Select(p => new Pair(p)).ToArray();
+    }
+
     [XmlElement("Pair", IsNullable = true)]
     public Pair[] Pairs { get; set; }
 }

src/Schema/PrerequisiteItem.cs

@@ -5,6 +5,15 @@ namespace sodoff.Schema;
 [XmlRoot(ElementName = "PrerequisiteItem", Namespace = "")]
 [Serializable]
 public class PrerequisiteItem {
+    public PrerequisiteItem() {}
+
+    public PrerequisiteItem(PrerequisiteItem other) {
+        Type = other.Type;
+        Value = other.Value;
+        Quantity = other.Quantity;
+        ClientRule = other.ClientRule;
+    }
+
     [XmlElement(ElementName = "Type")]
     public PrerequisiteRequiredType Type;
 

src/Schema/RuleItem.cs

@@ -5,6 +5,15 @@ namespace sodoff.Schema;
 [XmlRoot(ElementName = "RuleItem", Namespace = "")]
 [Serializable]
 public class RuleItem {
+    public RuleItem() {}
+
+    public RuleItem(RuleItem other) {
+        Type = other.Type;
+        MissionID = other.MissionID;
+        ID = other.ID;
+        Complete = other.Complete;
+    }
+
     [XmlElement(ElementName = "Type")]
     public RuleItemType Type;
 

src/Schema/Stat.cs

@@ -4,9 +4,18 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "STAT", Namespace = "", IsNullable = false)]
 [Serializable]
-public class Stat
-{
-	[XmlElement(ElementName = "IID", IsNullable = false)]
+public class Stat {
+    public Stat() {}
+
+    public Stat(Stat other) {
+        ItemID = other.ItemID;
+        ItemStatsID = other.ItemStatsID;
+        SetID = other.SetID;
+        Probability = other.Probability;
+        ItemStatsRangeMaps = other.ItemStatsRangeMaps.Select(s => new StatRangeMap(s)).ToList();
+    }
+
+    [XmlElement(ElementName = "IID", IsNullable = false)]
 	public int ItemID { get; set; }
 
 	[XmlElement(ElementName = "ISID", IsNullable = false)]

src/Schema/StatRangeMap.cs

@@ -4,9 +4,18 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "SRM", Namespace = "", IsNullable = false)]
 [Serializable]
-public class StatRangeMap
-{
-	[XmlElement(ElementName = "ISID", IsNullable = false)]
+public class StatRangeMap {
+    public StatRangeMap() {}
+
+    public StatRangeMap(StatRangeMap other) {
+        ItemStatsID = other.ItemStatsID;
+        ItemStatsName = other.ItemStatsName;
+        ItemTierID = other.ItemTierID;
+        StartRange = other.StartRange;
+        EndRange = other.EndRange;
+    }
+
+    [XmlElement(ElementName = "ISID", IsNullable = false)]
 	public int ItemStatsID { get; set; }
 
 	[XmlElement(ElementName = "ISN", IsNullable = false)]

src/Schema/Task.cs

@@ -8,6 +8,17 @@ namespace sodoff.Schema;
 [XmlRoot(ElementName = "Task", Namespace = "")]
 [Serializable]
 public class Task {
+    public Task() {}
+
+    public Task(Task other) {
+        TaskID = other.TaskID;
+        Name = other.Name;
+        Static = other.Static;
+        Completed = other.Completed;
+        Failed = other.Failed;
+        Payload = other.Payload;
+    }
+
     [XmlElement(ElementName = "I")]
     public int TaskID;
 

src/Schema/UserItemData.cs

@@ -4,9 +4,23 @@ namespace sodoff.Schema;
 
 [XmlRoot(ElementName = "UserItem", Namespace = "")]
 [Serializable]
-public class UserItemData
-{
-	[XmlElement(ElementName = "iid")]
+public class UserItemData {
+    public UserItemData() {}
+
+    public UserItemData(UserItemData other) {
+        ItemID = other.ItemID;
+        ModifiedDate = other.ModifiedDate;
+        UserItemAttributes = new PairData(other.UserItemAttributes);
+        ItemStats = other.ItemStats.Select(stat => new ItemStat(stat)).ToArray();
+        ItemTier = other.ItemTier;
+        CreatedDate = other.CreatedDate;
+        UserInventoryID = other.UserInventoryID;
+        Quantity = other.Quantity;
+        Uses = other.Uses;
+        Item = new ItemData(other.Item);
+    }
+
+    [XmlElement(ElementName = "iid")]
 	public int ItemID { get; set; }
 
 	[XmlElement(ElementName = "md", IsNullable = true)]

src/Services/MissionStoreSingleton.cs

@@ -119,20 +119,8 @@ public class MissionStoreSingleton {
         }
     }
 
-    // FIXME: Don't use BinaryFormatter for deep copying
-    // FIXME: Remove <EnableUnsafeBinaryFormatterSerialization> flag from the project file once we have a different way of deep copying
     public static Mission DeepCopy(Mission original) {
-        using (MemoryStream memoryStream = new MemoryStream()) {
-            BinaryFormatter formatter = new BinaryFormatter();
-
-            formatter.Serialize(memoryStream, original);
-
-            memoryStream.Position = 0;
-
-            Mission clone = (Mission)formatter.Deserialize(memoryStream);
-
-            return clone;
-        }
+        return new Mission(original);
     }
 
 }

src/sodoff.csproj

@@ -4,7 +4,6 @@
     <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
-    <EnableUnsafeBinaryFormatterSerialization>true</EnableUnsafeBinaryFormatterSerialization>
 
     <DefineConstants>USE_SQLITE;$(DefineConstants)</DefineConstants>
     <DefineConstants>USE_POSTGRESQL;$(DefineConstants)</DefineConstants>