Fixed configuration issues due to enum renaming by providing data migration

app/MindWork AI Studio/Settings/DataModel/Data.cs

@@ -9,7 +9,7 @@ public sealed class Data
     /// The version of the settings file. Allows us to upgrade the settings
     /// when a new version is available.
     /// </summary>
-    public Version Version { get; init; } = Version.V4;
+    public Version Version { get; init; } = Version.V5;
 
     /// <summary>
     /// List of configured providers.

app/MindWork AI Studio/Settings/DataModel/PreviousModels/DataV4.cs

@@ -0,0 +1,65 @@
+namespace AIStudio.Settings.DataModel.PreviousModels;
+
+public sealed class DataV4
+{
+    /// <summary>
+    /// The version of the settings file. Allows us to upgrade the settings
+    /// when a new version is available.
+    /// </summary>
+    public Version Version { get; init; }
+
+    /// <summary>
+    /// List of configured providers.
+    /// </summary>
+    public List<Provider> Providers { get; init; } = [];
+    
+    /// <summary>
+    /// Settings concerning the LLM providers.
+    /// </summary>
+    public DataLLMProviders LLMProviders { get; init; } = new();
+    
+    /// <summary>
+    /// List of configured profiles.
+    /// </summary>
+    public List<Profile> Profiles { get; init; } = [];
+
+    /// <summary>
+    /// The next provider number to use.
+    /// </summary>
+    public uint NextProviderNum { get; set; } = 1;
+
+    /// <summary>
+    /// The next profile number to use.
+    /// </summary>
+    public uint NextProfileNum { get; set; } = 1;
+
+    public DataApp App { get; init; } = new();
+
+    public DataChat Chat { get; init; } = new();
+
+    public DataWorkspace Workspace { get; init; } = new();
+
+    public DataIconFinder IconFinder { get; init; } = new();
+
+    public DataTranslation Translation { get; init; } = new();
+
+    public DataCoding Coding { get; init; } = new();
+
+    public DataTextSummarizer TextSummarizer { get; init; } = new();
+
+    public DataTextContentCleaner TextContentCleaner { get; init; } = new();
+    
+    public DataAgenda Agenda { get; init; } = new();
+    
+    public DataGrammarSpelling GrammarSpelling { get; init; } = new();
+    
+    public DataRewriteImprove RewriteImprove { get; init; } = new();
+
+    public DataEMail EMail { get; set; } = new();
+    
+    public DataLegalCheck LegalCheck { get; set; } = new();
+    
+    public DataSynonyms Synonyms { get; set; } = new();
+
+    public DataMyTasks MyTasks { get; set; } = new();
+}

app/MindWork AI Studio/Settings/DataModel/PreviousModels/ProviderV4.cs

@@ -0,0 +1,15 @@
+using AIStudio.Provider;
+
+using Host = AIStudio.Provider.SelfHosted.Host;
+
+namespace AIStudio.Settings.DataModel.PreviousModels;
+
+public readonly record struct Provider(
+    uint Num,
+    string Id,
+    string InstanceName,
+    LLMProviders UsedProvider,
+    Model Model,
+    bool IsSelfHosted = false,
+    string Hostname = "http://localhost:1234",
+    Host Host = Host.NONE);

app/MindWork AI Studio/Settings/DataModel/PreviousModels/ProviderV4Extensions.cs

@@ -0,0 +1,21 @@
+namespace AIStudio.Settings.DataModel.PreviousModels;
+
+public static class ProviderV4Extensions
+{
+    public static List<Settings.Provider> MigrateFromV4ToV5(this IEnumerable<Provider> providers)
+    {
+        return providers.Select(provider => provider.MigrateFromV4ToV5()).ToList();
+    }
+    
+    public static Settings.Provider MigrateFromV4ToV5(this Provider provider) => new()
+    {
+        Num = provider.Num,
+        Id = provider.Id,
+        InstanceName = provider.InstanceName,
+        UsedLLMProvider = provider.UsedProvider,
+        Model = provider.Model,
+        IsSelfHosted = provider.IsSelfHosted,
+        Hostname = provider.Hostname,
+        Host = provider.Host,
+    };
+}

app/MindWork AI Studio/Settings/SettingsMigrations.cs

@@ -23,7 +23,8 @@ public static class SettingsMigrations
 
                 configV1 = MigrateV1ToV2(logger, configV1);
                 configV1 = MigrateV2ToV3(logger, configV1);
-                return MigrateV3ToV4(logger, configV1);
+                var configV14 = MigrateV3ToV4(logger, configV1);
+                return MigrateV4ToV5(logger, configV14);
 
             case Version.V2:
                 var configV2 = JsonSerializer.Deserialize<DataV1V3>(configData, jsonOptions);
@@ -34,7 +35,8 @@ public static class SettingsMigrations
                 }
 
                 configV2 = MigrateV2ToV3(logger, configV2);
-                return MigrateV3ToV4(logger, configV2);
+                var configV24 = MigrateV3ToV4(logger, configV2);
+                return MigrateV4ToV5(logger, configV24);
 
             case Version.V3:
                 var configV3 = JsonSerializer.Deserialize<DataV1V3>(configData, jsonOptions);
@@ -44,18 +46,29 @@ public static class SettingsMigrations
                     return new();
                 }
 
-                return MigrateV3ToV4(logger, configV3);
+                var configV34 = MigrateV3ToV4(logger, configV3);
-
+                return MigrateV4ToV5(logger, configV34);
-            default:
+            
-                logger.LogInformation("No configuration migration is needed.");
+            case Version.V4:
-                var configV4 = JsonSerializer.Deserialize<Data>(configData, jsonOptions);
+                var configV4 = JsonSerializer.Deserialize<DataV4>(configData, jsonOptions);
                 if (configV4 is null)
                 {
                     logger.LogError("Failed to parse the v4 configuration. Using default values.");
                     return new();
                 }
 
-                return configV4;
+                return MigrateV4ToV5(logger, configV4);
+
+            default:
+                logger.LogInformation("No configuration migration is needed.");
+                var configV5 = JsonSerializer.Deserialize<Data>(configData, jsonOptions);
+                if (configV5 is null)
+                {
+                    logger.LogError("Failed to parse the v4 configuration. Using default values.");
+                    return new();
+                }
+
+                return configV5;
         }
     }
 
@@ -110,7 +123,7 @@ public static class SettingsMigrations
         };
     }
 
-    private static Data MigrateV3ToV4(ILogger<SettingsManager> logger, DataV1V3 previousConfig)
+    private static DataV4 MigrateV3ToV4(ILogger<SettingsManager> logger, DataV1V3 previousConfig)
     {
         //
         // Summary:
@@ -194,4 +207,38 @@ public static class SettingsMigrations
             },
         };
     }
+    
+    private static Data MigrateV4ToV5(ILogger<SettingsManager> logger, DataV4 previousConfig)
+    {
+        //
+        // Summary:
+        // We renamed the LLM provider enum.
+        //
+        
+        logger.LogInformation("Migrating from v4 to v5...");
+        return new()
+        {
+            Version = Version.V5,
+            Providers = previousConfig.Providers.MigrateFromV4ToV5(),
+            LLMProviders = previousConfig.LLMProviders,
+            Profiles = previousConfig.Profiles,
+            NextProviderNum = previousConfig.NextProviderNum,
+            NextProfileNum = previousConfig.NextProfileNum,
+            App = previousConfig.App,
+            Chat = previousConfig.Chat,
+            Workspace = previousConfig.Workspace,
+            IconFinder = previousConfig.IconFinder,
+            Translation = previousConfig.Translation,
+            Coding = previousConfig.Coding,
+            TextSummarizer = previousConfig.TextSummarizer,
+            TextContentCleaner = previousConfig.TextContentCleaner,
+            Agenda = previousConfig.Agenda,
+            GrammarSpelling = previousConfig.GrammarSpelling,
+            RewriteImprove = previousConfig.RewriteImprove,
+            EMail = previousConfig.EMail,
+            LegalCheck = previousConfig.LegalCheck,
+            Synonyms = previousConfig.Synonyms,
+            MyTasks = previousConfig.MyTasks,
+        };
+    }
 }

app/MindWork AI Studio/Settings/Version.cs

@@ -12,4 +12,5 @@ public enum Version
     V2,
     V3,
     V4,
+    V5,
 }