ProfileDataService changes:

Added `ClearProfileData()`
Replaced filepath access with `Path.Combine`
Reduced various sources of duplication

Libraries/SPTarkov.Server.Core/Controllers/LauncherController.cs

@@ -8,6 +8,7 @@ using SPTarkov.Server.Core.Models.Spt.Config;
 using SPTarkov.Server.Core.Models.Spt.Mod;
 using SPTarkov.Server.Core.Servers;
 using SPTarkov.Server.Core.Services;
+using SPTarkov.Server.Core.Services.Mod;
 using SPTarkov.Server.Core.Utils;
 using Info = SPTarkov.Server.Core.Models.Eft.Profile.Info;
 
@@ -22,6 +23,7 @@ public class LauncherController(
     ProfileHelper profileHelper,
     DatabaseService databaseService,
     ServerLocalisationService serverLocalisationService,
+    ProfileDataService profileDataService,
     ConfigServer configServer
 )
 {
@@ -168,6 +170,9 @@ public class LauncherController(
             var profileInfo = saveServer.GetProfile(sessionId).ProfileInfo;
             profileInfo!.Edition = info.Edition;
             profileInfo.IsWiped = true;
+
+            // Clear any data modders may have stored
+            profileDataService.ClearProfileData(sessionId);
         }
 
         return sessionId;

Libraries/SPTarkov.Server.Core/Services/Mod/ProfileDataService.cs

@@ -11,22 +11,27 @@ public class ProfileDataService(ISptLogger<ProfileDataService> logger, FileUtil
     protected const string ProfileDataFilepath = "user/profileData/";
     private readonly ConcurrentDictionary<string, object> _profileDataCache = new();
 
+    /// <summary>
+    /// Check if a specfici mod file exists for a profile
+    /// </summary>
+    /// <param name="profileId">Profile to look up</param>
+    /// <param name="modKey">Name of json file to look up</param>
     public bool ProfileDataExists(string profileId, string modKey)
     {
-        return fileUtil.FileExists($"{ProfileDataFilepath}{profileId}/{modKey}.json");
+        return fileUtil.FileExists(Path.Combine(ProfileDataFilepath, profileId, $"{modKey}.json"));
     }
 
     public T? GetProfileData<T>(string profileId, string modKey)
     {
-        var profileDataKey = $"{profileId}:{modKey}";
+        var profileDataKey = GetCacheKey(profileId, modKey);
         if (!_profileDataCache.TryGetValue(profileDataKey, out var value))
         {
-            if (fileUtil.FileExists($"{ProfileDataFilepath}{profileId}/{modKey}.json"))
+            if (ProfileDataExists(profileId, modKey))
             {
-                value = jsonUtil.Deserialize<T>(fileUtil.ReadFile($"{ProfileDataFilepath}{profileId}/{modKey}.json"));
+                value = jsonUtil.Deserialize<T>(fileUtil.ReadFile(Path.Combine(ProfileDataFilepath, profileId, $"{modKey}.json")));
                 if (value != null)
                 {
-                    _profileDataCache[$"{profileId}:{modKey}"] = value;
+                    _profileDataCache[GetCacheKey(profileId, modKey)] = value;
                 }
             }
             else
@@ -42,13 +47,45 @@ public class ProfileDataService(ISptLogger<ProfileDataService> logger, FileUtil
     {
         ArgumentNullException.ThrowIfNull(profileData);
 
-        var data = jsonUtil.Serialize(profileData, profileData.GetType(), true);
-        if (data == null)
+        var data =
+            jsonUtil.Serialize(profileData, profileData.GetType(), true)
+            ?? throw new Exception("The profile data when serialized resulted in a null value");
+
+        _profileDataCache[GetCacheKey(profileId, modKey)] = profileData;
+
+        fileUtil.WriteFile(Path.Combine(ProfileDataFilepath, profileId, $"{modKey}.json"), data);
+    }
+
+    /// <summary>
+    /// Clear all data for a profile
+    /// </summary>
+    /// <param name="profileId">Id of profile to delete files for</param>
+    public void ClearProfileData(string profileId)
+    {
+        if (!fileUtil.DirectoryExists(Path.Combine(ProfileDataFilepath, profileId)))
         {
-            throw new Exception("The profile data when serialized resulted in a null value");
+            return;
         }
 
-        _profileDataCache[$"{profileId}:{modKey}"] = profileData;
-        fileUtil.WriteFile($"{ProfileDataFilepath}{profileId}/{modKey}.json", data);
+        var profileFiles = fileUtil.GetFiles(Path.Combine(ProfileDataFilepath, profileId));
+        foreach (var filepPath in profileFiles)
+        {
+            fileUtil.DeleteFile(filepPath);
+        }
+
+        var keysInCacheToRemove = _profileDataCache.Keys.Where(key => key.StartsWith($"{profileId}:")).ToList(); // ToList so we can iterate over results without modifying collection
+
+        foreach (var key in keysInCacheToRemove)
+        {
+            _profileDataCache.TryRemove(key, out _);
+        }
+    }
+
+    /// <summary>
+    /// Get the cache key in specific format
+    /// </summary>
+    protected string GetCacheKey(string profileId, string modKey)
+    {
+        return $"{profileId}:{modKey}";
     }
 }