Added embedding configurations (#224)

app/MindWork AI Studio/Dialogs/EmbeddingDialog.razor

@@ -0,0 +1,118 @@
+@using AIStudio.Provider
+@using AIStudio.Provider.SelfHosted
+
+<MudDialog>
+    <DialogContent>
+        <MudForm @ref="@this.form" @bind-IsValid="@this.dataIsValid" @bind-Errors="@this.dataIssues">
+            <MudStack Row="@true" AlignItems="AlignItems.Center">
+                @* ReSharper disable once CSharpWarnings::CS8974 *@
+                <MudSelect @bind-Value="@this.DataLLMProvider" Label="Provider" Class="mb-3" OpenIcon="@Icons.Material.Filled.AccountBalance" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.providerValidation.ValidatingProvider">
+                    @foreach (LLMProviders provider in Enum.GetValues(typeof(LLMProviders)))
+                    {
+                        if (provider.ProvideEmbeddings())
+                        {
+                            <MudSelectItem Value="@provider">@provider</MudSelectItem>
+                        }
+                    }
+                </MudSelect>
+                <MudButton Disabled="@(!this.DataLLMProvider.ShowRegisterButton())" Variant="Variant.Filled" Size="Size.Small" StartIcon="@Icons.Material.Filled.OpenInBrowser" Href="@this.DataLLMProvider.GetCreationURL()" Target="_blank">Create account</MudButton>
+            </MudStack>
+            
+            @* ReSharper disable once CSharpWarnings::CS8974 *@
+            <MudTextField
+                T="string"
+                @bind-Text="@this.dataAPIKey"
+                Label="@this.APIKeyText"
+                Disabled="@(!this.DataLLMProvider.IsAPIKeyNeeded(this.DataHost))"
+                Class="mb-3"
+                Adornment="Adornment.Start"
+                AdornmentIcon="@Icons.Material.Filled.VpnKey"
+                AdornmentColor="Color.Info"
+                InputType="InputType.Password"
+                Validation="@this.providerValidation.ValidatingAPIKey"
+            />
+            
+            <MudTextField
+                T="string"
+                @bind-Text="@this.DataHostname"
+                Label="Hostname"
+                Disabled="@(!this.DataLLMProvider.IsHostnameNeeded())"
+                Class="mb-3"
+                Adornment="Adornment.Start"
+                AdornmentIcon="@Icons.Material.Filled.Dns"
+                AdornmentColor="Color.Info"
+                Validation="@this.providerValidation.ValidatingHostname"
+                UserAttributes="@SPELLCHECK_ATTRIBUTES"
+            />
+
+            <MudSelect Disabled="@(!this.DataLLMProvider.IsHostNeeded())" @bind-Value="@this.DataHost" Label="Host" Class="mb-3" OpenIcon="@Icons.Material.Filled.ExpandMore" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.providerValidation.ValidatingHost">
+                @foreach (Host host in Enum.GetValues(typeof(Host)))
+                {
+                    if (host.AreEmbeddingsSupported())
+                    {
+                        <MudSelectItem Value="@host">@host.Name()</MudSelectItem>
+                    }
+                }
+            </MudSelect>
+
+            <MudStack Row="@true" AlignItems="AlignItems.Center">
+                @if (this.DataLLMProvider.IsEmbeddingModelProvidedManually(this.DataHost))
+                {
+                    <MudTextField
+                        T="string"
+                        @bind-Text="@this.dataManuallyModel"
+                        Label="Model"
+                        Class="mb-3"
+                        Adornment="Adornment.Start"
+                        AdornmentIcon="@Icons.Material.Filled.Dns"
+                        AdornmentColor="Color.Info"
+                        Validation="@this.ValidateManuallyModel"
+                        UserAttributes="@SPELLCHECK_ATTRIBUTES"
+                        HelperText="Currently, we cannot query the embedding models of self-hosted systems. Therefore, enter the model name manually."
+                    />
+                }
+                else
+                {
+                    <MudButton Disabled="@(!this.DataLLMProvider.CanLoadModels(this.DataHost, this.dataAPIKey))" Variant="Variant.Filled" Size="Size.Small" StartIcon="@Icons.Material.Filled.Refresh" OnClick="this.ReloadModels">Load</MudButton>
+                    <MudSelect Disabled="@this.IsNoneProvider" @bind-Value="@this.DataModel" Label="Model" Class="mb-3" OpenIcon="@Icons.Material.Filled.FaceRetouchingNatural" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.providerValidation.ValidatingModel">
+                        @foreach (var model in this.availableModels)
+                        {
+                            <MudSelectItem Value="@model">@model</MudSelectItem>
+                        }
+                    </MudSelect>
+                }
+            </MudStack>
+
+            @* ReSharper disable once CSharpWarnings::CS8974 *@
+            <MudTextField
+                T="string"
+                @bind-Text="@this.DataName"
+                Label="Instance Name"
+                Class="mb-3"
+                MaxLength="40"
+                Counter="40"
+                Immediate="@true"
+                Adornment="Adornment.Start"
+                AdornmentIcon="@Icons.Material.Filled.Lightbulb"
+                AdornmentColor="Color.Info"
+                Validation="@this.providerValidation.ValidatingInstanceName"
+                UserAttributes="@SPELLCHECK_ATTRIBUTES"
+            />
+            
+        </MudForm>
+        <Issues IssuesData="@this.dataIssues"/>
+    </DialogContent>
+    <DialogActions>
+        <MudButton OnClick="@this.Cancel" Variant="Variant.Filled">Cancel</MudButton>
+        <MudButton OnClick="@this.Store" Variant="Variant.Filled" Color="Color.Primary">
+            @if(this.IsEditing)
+            {
+                @:Update
+            }
+            else
+            {
+                @:Add
+            }
+        </MudButton>
+    </DialogActions>
+</MudDialog>

app/MindWork AI Studio/Dialogs/EmbeddingDialog.razor.cs

@@ -0,0 +1,258 @@
+using AIStudio.Provider;
+using AIStudio.Settings;
+using AIStudio.Tools.Validation;
+
+using Microsoft.AspNetCore.Components;
+
+using Host = AIStudio.Provider.SelfHosted.Host;
+
+namespace AIStudio.Dialogs;
+
+public partial class EmbeddingDialog : ComponentBase, ISecretId
+{
+    [CascadingParameter]
+    private MudDialogInstance MudDialog { get; set; } = null!;
+
+    /// <summary>
+    /// The embedding's number in the list.
+    /// </summary>
+    [Parameter]
+    public uint DataNum { get; set; }
+    
+    /// <summary>
+    /// The embedding's ID.
+    /// </summary>
+    [Parameter]
+    public string DataId { get; set; } = Guid.NewGuid().ToString();
+    
+    /// <summary>
+    /// The user chosen name.
+    /// </summary>
+    [Parameter]
+    public string DataName { get; set; } = string.Empty;
+    
+    /// <summary>
+    /// The chosen hostname for self-hosted providers.
+    /// </summary>
+    [Parameter]
+    public string DataHostname { get; set; } = string.Empty;
+    
+    /// <summary>
+    /// The host to use, e.g., llama.cpp.
+    /// </summary>
+    [Parameter]
+    public Host DataHost { get; set; } = Host.NONE;
+    
+    /// <summary>
+    /// Is this provider self-hosted?
+    /// </summary>
+    [Parameter]
+    public bool IsSelfHosted { get; set; }
+    
+    /// <summary>
+    /// The provider to use.
+    /// </summary>
+    [Parameter]
+    public LLMProviders DataLLMProvider { get; set; } = LLMProviders.NONE;
+    
+    /// <summary>
+    /// The embedding model to use.
+    /// </summary>
+    [Parameter]
+    public Model DataModel { get; set; }
+    
+    /// <summary>
+    /// Should the dialog be in editing mode?
+    /// </summary>
+    [Parameter]
+    public bool IsEditing { get; init; }
+    
+    [Inject]
+    private SettingsManager SettingsManager { get; init; } = null!;
+    
+    [Inject]
+    private ILogger<ProviderDialog> Logger { get; init; } = null!;
+    
+    [Inject]
+    private RustService RustService { get; init; } = null!;
+    
+    private static readonly Dictionary<string, object?> SPELLCHECK_ATTRIBUTES = new();
+
+    /// <summary>
+    /// The list of used instance names. We need this to check for uniqueness.
+    /// </summary>
+    private List<string> UsedInstanceNames { get; set; } = [];
+    
+    private bool dataIsValid;
+    private string[] dataIssues = [];
+    private string dataAPIKey = string.Empty;
+    private string dataManuallyModel = string.Empty;
+    private string dataAPIKeyStorageIssue = string.Empty;
+    private string dataEditingPreviousInstanceName = string.Empty;
+    
+    // We get the form reference from Blazor code to validate it manually:
+    private MudForm form = null!;
+    
+    private readonly List<Model> availableModels = new();
+    private readonly Encryption encryption = Program.ENCRYPTION;
+    private readonly ProviderValidation providerValidation;
+    
+    public EmbeddingDialog()
+    {
+        this.providerValidation = new()
+        {
+            GetProvider = () => this.DataLLMProvider,
+            GetAPIKeyStorageIssue = () => this.dataAPIKeyStorageIssue,
+            GetPreviousInstanceName = () => this.dataEditingPreviousInstanceName,
+            GetUsedInstanceNames = () => this.UsedInstanceNames,
+            GetHost = () => this.DataHost,
+        };
+    }
+    
+    private EmbeddingProvider CreateEmbeddingProviderSettings()
+    {
+        var cleanedHostname = this.DataHostname.Trim();
+        return new()
+        {
+            Num = this.DataNum,
+            Id = this.DataId,
+            Name = this.DataName,
+            UsedLLMProvider = this.DataLLMProvider,
+            Model = this.DataLLMProvider is LLMProviders.SELF_HOSTED ? new Model(this.dataManuallyModel, null) : this.DataModel,
+            IsSelfHosted = this.DataLLMProvider is LLMProviders.SELF_HOSTED,
+            Hostname = cleanedHostname.EndsWith('/') ? cleanedHostname[..^1] : cleanedHostname,
+            Host = this.DataHost,
+        };
+    }
+    
+    #region Overrides of ComponentBase
+
+    protected override async Task OnInitializedAsync()
+    {
+        // Configure the spellchecking for the instance name input:
+        this.SettingsManager.InjectSpellchecking(SPELLCHECK_ATTRIBUTES);
+        
+        // Load the used instance names:
+        this.UsedInstanceNames = this.SettingsManager.ConfigurationData.EmbeddingProviders.Select(x => x.Name.ToLowerInvariant()).ToList();
+        
+        // When editing, we need to load the data:
+        if(this.IsEditing)
+        {
+            this.dataEditingPreviousInstanceName = this.DataName.ToLowerInvariant();
+            
+            // When using self-hosted embedding, we must copy the model name:
+            if (this.DataLLMProvider is LLMProviders.SELF_HOSTED)
+                this.dataManuallyModel = this.DataModel.Id;
+            
+            //
+            // We cannot load the API key for self-hosted providers:
+            //
+            if (this.DataLLMProvider is LLMProviders.SELF_HOSTED && this.DataHost is not Host.OLLAMA)
+            {
+                await this.ReloadModels();
+                await base.OnInitializedAsync();
+                return;
+            }
+            
+            // Load the API key:
+            var requestedSecret = await this.RustService.GetAPIKey(this, isTrying: this.DataLLMProvider is LLMProviders.SELF_HOSTED);
+            if (requestedSecret.Success)
+                this.dataAPIKey = await requestedSecret.Secret.Decrypt(this.encryption);
+            else
+            {
+                this.dataAPIKey = string.Empty;
+                if (this.DataLLMProvider is not LLMProviders.SELF_HOSTED)
+                {
+                    this.dataAPIKeyStorageIssue = $"Failed to load the API key from the operating system. The message was: {requestedSecret.Issue}. You might ignore this message and provide the API key again.";
+                    await this.form.Validate();
+                }
+            }
+
+            await this.ReloadModels();
+        }
+        
+        await base.OnInitializedAsync();
+    }
+
+    protected override async Task OnAfterRenderAsync(bool firstRender)
+    {
+        // Reset the validation when not editing and on the first render.
+        // We don't want to show validation errors when the user opens the dialog.
+        if(!this.IsEditing && firstRender)
+            this.form.ResetValidation();
+        
+        await base.OnAfterRenderAsync(firstRender);
+    }
+
+    #endregion
+    
+    #region Implementation of ISecretId
+
+    public string SecretId => this.DataId;
+    
+    public string SecretName => this.DataName;
+
+    #endregion
+    
+    private async Task Store()
+    {
+        await this.form.Validate();
+        if (!string.IsNullOrWhiteSpace(this.dataAPIKeyStorageIssue))
+            this.dataAPIKeyStorageIssue = string.Empty;
+        
+        // When the data is not valid, we don't store it:
+        if (!this.dataIsValid)
+            return;
+        
+        // Use the data model to store the provider.
+        // We just return this data to the parent component:
+        var addedProviderSettings = this.CreateEmbeddingProviderSettings();
+        if (!string.IsNullOrWhiteSpace(this.dataAPIKey))
+        {
+            // Store the API key in the OS secure storage:
+            var storeResponse = await this.RustService.SetAPIKey(this, this.dataAPIKey);
+            if (!storeResponse.Success)
+            {
+                this.dataAPIKeyStorageIssue = $"Failed to store the API key in the operating system. The message was: {storeResponse.Issue}. Please try again.";
+                await this.form.Validate();
+                return;
+            }
+        }
+
+        this.MudDialog.Close(DialogResult.Ok(addedProviderSettings));
+    }
+    
+    private string? ValidateManuallyModel(string manuallyModel)
+    {
+        if (this.DataLLMProvider is LLMProviders.SELF_HOSTED && string.IsNullOrWhiteSpace(manuallyModel))
+            return "Please enter an embedding model name.";
+        
+        return null;
+    }
+
+    private void Cancel() => this.MudDialog.Cancel();
+    
+    private async Task ReloadModels()
+    {
+        var currentEmbeddingProviderSettings = this.CreateEmbeddingProviderSettings();
+        var provider = currentEmbeddingProviderSettings.CreateProvider(this.Logger);
+        if(provider is NoProvider)
+            return;
+        
+        var models = await provider.GetEmbeddingModels(this.dataAPIKey);
+        
+        // Order descending by ID means that the newest models probably come first:
+        var orderedModels = models.OrderByDescending(n => n.Id);
+        
+        this.availableModels.Clear();
+        this.availableModels.AddRange(orderedModels);
+    }
+    
+    private string APIKeyText => this.DataLLMProvider switch
+    {
+        LLMProviders.SELF_HOSTED => "(Optional) API Key",
+        _ => "API Key",
+    };
+    
+    private bool IsNoneProvider => this.DataLLMProvider is LLMProviders.NONE;
+}

app/MindWork AI Studio/Dialogs/ProviderDialog.razor

@@ -6,13 +6,13 @@
         <MudForm @ref="@this.form" @bind-IsValid="@this.dataIsValid" @bind-Errors="@this.dataIssues">
             <MudStack Row="@true" AlignItems="AlignItems.Center">
                 @* ReSharper disable once CSharpWarnings::CS8974 *@
-                <MudSelect @bind-Value="@this.DataLLMProvider" Label="Provider" Class="mb-3" OpenIcon="@Icons.Material.Filled.AccountBalance" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.ValidatingProvider">
+                <MudSelect @bind-Value="@this.DataLLMProvider" Label="Provider" Class="mb-3" OpenIcon="@Icons.Material.Filled.AccountBalance" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.providerValidation.ValidatingProvider">
                     @foreach (LLMProviders provider in Enum.GetValues(typeof(LLMProviders)))
                     {
                         <MudSelectItem Value="@provider">@provider</MudSelectItem>
                     }
                 </MudSelect>
-                <MudButton Disabled="@(!this.ShowRegisterButton)" Variant="Variant.Filled" Size="Size.Small" StartIcon="@Icons.Material.Filled.OpenInBrowser" Href="@this.GetProviderCreationURL()" Target="_blank">Create account</MudButton>
+                <MudButton Disabled="@(!this.DataLLMProvider.ShowRegisterButton())" Variant="Variant.Filled" Size="Size.Small" StartIcon="@Icons.Material.Filled.OpenInBrowser" Href="@this.DataLLMProvider.GetCreationURL()" Target="_blank">Create account</MudButton>
             </MudStack>
             
             @* ReSharper disable once CSharpWarnings::CS8974 *@
@@ -20,29 +20,29 @@
                 T="string"
                 @bind-Text="@this.dataAPIKey"
                 Label="@this.APIKeyText"
-                Disabled="@(!this.NeedAPIKey)"
+                Disabled="@(!this.DataLLMProvider.IsAPIKeyNeeded(this.DataHost))"
                 Class="mb-3"
                 Adornment="Adornment.Start"
                 AdornmentIcon="@Icons.Material.Filled.VpnKey"
                 AdornmentColor="Color.Info"
                 InputType="InputType.Password"
-                Validation="@this.ValidatingAPIKey"
+                Validation="@this.providerValidation.ValidatingAPIKey"
             />
             
             <MudTextField
                 T="string"
                 @bind-Text="@this.DataHostname"
                 Label="Hostname"
-                Disabled="@(!this.NeedHostname)"
+                Disabled="@(!this.DataLLMProvider.IsHostnameNeeded())"
                 Class="mb-3"
                 Adornment="Adornment.Start"
                 AdornmentIcon="@Icons.Material.Filled.Dns"
                 AdornmentColor="Color.Info"
-                Validation="@this.ValidatingHostname"
+                Validation="@this.providerValidation.ValidatingHostname"
                 UserAttributes="@SPELLCHECK_ATTRIBUTES"
             />
 
-            <MudSelect Disabled="@(!this.NeedHost)" @bind-Value="@this.DataHost" Label="Host" Class="mb-3" OpenIcon="@Icons.Material.Filled.ExpandMore" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.ValidatingHost">
+            <MudSelect Disabled="@(!this.DataLLMProvider.IsHostNeeded())" @bind-Value="@this.DataHost" Label="Host" Class="mb-3" OpenIcon="@Icons.Material.Filled.ExpandMore" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.providerValidation.ValidatingHost">
                 @foreach (Host host in Enum.GetValues(typeof(Host)))
                 {
                     <MudSelectItem Value="@host">@host.Name()</MudSelectItem>
@@ -50,9 +50,9 @@
             </MudSelect>
 
             <MudStack Row="@true" AlignItems="AlignItems.Center">
-                @if (this.ProvideModelManually)
+                @if (this.DataLLMProvider.IsLLMModelProvidedManually())
                 {
-                    <MudButton Variant="Variant.Filled" Size="Size.Small" StartIcon="@Icons.Material.Filled.OpenInBrowser" Href="@this.GetModelOverviewURL()" Target="_blank">Show available models</MudButton>
+                    <MudButton Variant="Variant.Filled" Size="Size.Small" StartIcon="@Icons.Material.Filled.OpenInBrowser" Href="@this.DataLLMProvider.GetModelsOverviewURL()" Target="_blank">Show available models</MudButton>
                     <MudTextField
                         T="string"
                         @bind-Text="@this.dataManuallyModel"
@@ -67,8 +67,8 @@
                 }
                 else
                 {
-                    <MudButton Disabled="@(!this.CanLoadModels())" Variant="Variant.Filled" Size="Size.Small" StartIcon="@Icons.Material.Filled.Refresh" OnClick="this.ReloadModels">Load</MudButton>
-                    <MudSelect Disabled="@this.IsNoneProvider" @bind-Value="@this.DataModel" Label="Model" Class="mb-3" OpenIcon="@Icons.Material.Filled.FaceRetouchingNatural" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.ValidatingModel">
+                    <MudButton Disabled="@(!this.DataLLMProvider.CanLoadModels(this.DataHost, this.dataAPIKey))" Variant="Variant.Filled" Size="Size.Small" StartIcon="@Icons.Material.Filled.Refresh" OnClick="this.ReloadModels">Load</MudButton>
+                    <MudSelect Disabled="@this.IsNoneProvider" @bind-Value="@this.DataModel" Label="Model" Class="mb-3" OpenIcon="@Icons.Material.Filled.FaceRetouchingNatural" AdornmentColor="Color.Info" Adornment="Adornment.Start" Validation="@this.providerValidation.ValidatingModel">
                         @foreach (var model in this.availableModels)
                         {
                             <MudSelectItem Value="@model">@model</MudSelectItem>
@@ -89,7 +89,7 @@
                 Adornment="Adornment.Start"
                 AdornmentIcon="@Icons.Material.Filled.Lightbulb"
                 AdornmentColor="Color.Info"
-                Validation="@this.ValidatingInstanceName"
+                Validation="@this.providerValidation.ValidatingInstanceName"
                 UserAttributes="@SPELLCHECK_ATTRIBUTES"
             />
             

app/MindWork AI Studio/Dialogs/ProviderDialog.razor.cs

@@ -1,5 +1,6 @@
 using AIStudio.Provider;
 using AIStudio.Settings;
+using AIStudio.Tools.Validation;
 
 using Microsoft.AspNetCore.Components;
 
@@ -11,7 +12,7 @@ namespace AIStudio.Dialogs;
 /// <summary>
 /// The provider settings dialog.
 /// </summary>
-public partial class ProviderDialog : ComponentBase
+public partial class ProviderDialog : ComponentBase, ISecretId
 {
     [CascadingParameter]
     private MudDialogInstance MudDialog { get; set; } = null!;
@@ -41,7 +42,7 @@ public partial class ProviderDialog : ComponentBase
     public string DataHostname { get; set; } = string.Empty;
     
     /// <summary>
-    /// The local host to use, e.g., llama.cpp.
+    /// The host to use, e.g., llama.cpp.
     /// </summary>
     [Parameter]
     public Host DataHost { get; set; } = Host.NONE;
@@ -98,6 +99,19 @@ public partial class ProviderDialog : ComponentBase
     
     private readonly List<Model> availableModels = new();
     private readonly Encryption encryption = Program.ENCRYPTION;
+    private readonly ProviderValidation providerValidation;
+
+    public ProviderDialog()
+    {
+        this.providerValidation = new()
+        {
+            GetProvider = () => this.DataLLMProvider,
+            GetAPIKeyStorageIssue = () => this.dataAPIKeyStorageIssue,
+            GetPreviousInstanceName = () => this.dataEditingPreviousInstanceName,
+            GetUsedInstanceNames = () => this.UsedInstanceNames,
+            GetHost = () => this.DataHost,
+        };
+    }
 
     private Settings.Provider CreateProviderSettings()
     {
@@ -144,23 +158,10 @@ public partial class ProviderDialog : ComponentBase
                 return;
             }
             
-            var loadedProviderSettings = this.CreateProviderSettings();
-            var provider = loadedProviderSettings.CreateProvider(this.Logger);
-            if(provider is NoProvider)
-            {
-                await base.OnInitializedAsync();
-                return;
-            }
-            
             // Load the API key:
-            var requestedSecret = await this.RustService.GetAPIKey(provider, isTrying: this.DataLLMProvider is LLMProviders.SELF_HOSTED);
-            if(requestedSecret.Success)
-            {
+            var requestedSecret = await this.RustService.GetAPIKey(this, isTrying: this.DataLLMProvider is LLMProviders.SELF_HOSTED);
+            if (requestedSecret.Success)
                 this.dataAPIKey = await requestedSecret.Secret.Decrypt(this.encryption);
-                
-                // Now, we try to load the list of available models:
-                await this.ReloadModels();
-            }
             else
             {
                 this.dataAPIKey = string.Empty;
@@ -169,10 +170,9 @@ public partial class ProviderDialog : ComponentBase
                     this.dataAPIKeyStorageIssue = $"Failed to load the API key from the operating system. The message was: {requestedSecret.Issue}. You might ignore this message and provide the API key again.";
                     await this.form.Validate();
                 }
-
-                // We still try to load the models. Some local hosts don't need an API key:
-                await this.ReloadModels();
             }
+
+            await this.ReloadModels();
         }
         
         await base.OnInitializedAsync();
@@ -189,7 +189,15 @@ public partial class ProviderDialog : ComponentBase
     }
 
     #endregion
+
+    #region Implementation of ISecretId
+
+    public string SecretId => this.DataLLMProvider.ToName();
     
+    public string SecretName => this.DataInstanceName;
+
+    #endregion
+
     private async Task Store()
     {
         await this.form.Validate();
@@ -205,11 +213,8 @@ public partial class ProviderDialog : ComponentBase
         var addedProviderSettings = this.CreateProviderSettings();
         if (!string.IsNullOrWhiteSpace(this.dataAPIKey))
         {
-            // We need to instantiate the provider to store the API key:
-            var provider = addedProviderSettings.CreateProvider(this.Logger);
-            
             // Store the API key in the OS secure storage:
-            var storeResponse = await this.RustService.SetAPIKey(provider, this.dataAPIKey);
+            var storeResponse = await this.RustService.SetAPIKey(this, this.dataAPIKey);
             if (!storeResponse.Success)
             {
                 this.dataAPIKeyStorageIssue = $"Failed to store the API key in the operating system. The message was: {storeResponse.Issue}. Please try again.";
@@ -221,25 +226,6 @@ public partial class ProviderDialog : ComponentBase
         this.MudDialog.Close(DialogResult.Ok(addedProviderSettings));
     }
     
-    private string? ValidatingProvider(LLMProviders llmProvider)
-    {
-        if (llmProvider == LLMProviders.NONE)
-            return "Please select a provider.";
-        
-        return null;
-    }
-    
-    private string? ValidatingHost(Host host)
-    {
-        if(this.DataLLMProvider is not LLMProviders.SELF_HOSTED)
-            return null;
-
-        if (host == Host.NONE)
-            return "Please select a host.";
-
-        return null;
-    }
-    
     private string? ValidateManuallyModel(string manuallyModel)
     {
         if (this.DataLLMProvider is LLMProviders.FIREWORKS && string.IsNullOrWhiteSpace(manuallyModel))
@@ -247,64 +233,6 @@ public partial class ProviderDialog : ComponentBase
         
         return null;
     }
-    
-    private string? ValidatingModel(Model model)
-    {
-        if(this.DataLLMProvider is LLMProviders.SELF_HOSTED && this.DataHost == Host.LLAMACPP)
-            return null;
-        
-        if (model == default)
-            return "Please select a model.";
-        
-        return null;
-    }
-
-    private string? ValidatingInstanceName(string instanceName)
-    {
-        if (string.IsNullOrWhiteSpace(instanceName))
-            return "Please enter an instance name.";
-        
-        if (instanceName.Length > 40)
-            return "The instance name must not exceed 40 characters.";
-        
-        // The instance name must be unique:
-        var lowerInstanceName = instanceName.ToLowerInvariant();
-        if (lowerInstanceName != this.dataEditingPreviousInstanceName && this.UsedInstanceNames.Contains(lowerInstanceName))
-            return "The instance name must be unique; the chosen name is already in use.";
-        
-        return null;
-    }
-    
-    private string? ValidatingAPIKey(string apiKey)
-    {
-        if(this.DataLLMProvider is LLMProviders.SELF_HOSTED)
-            return null;
-        
-        if(!string.IsNullOrWhiteSpace(this.dataAPIKeyStorageIssue))
-            return this.dataAPIKeyStorageIssue;
-
-        if(string.IsNullOrWhiteSpace(apiKey))
-            return "Please enter an API key.";
-        
-        return null;
-    }
-
-    private string? ValidatingHostname(string hostname)
-    {
-        if(this.DataLLMProvider != LLMProviders.SELF_HOSTED)
-            return null;
-        
-        if(string.IsNullOrWhiteSpace(hostname))
-            return "Please enter a hostname, e.g., http://localhost:1234";
-        
-        if(!hostname.StartsWith("http://", StringComparison.InvariantCultureIgnoreCase) && !hostname.StartsWith("https://", StringComparison.InvariantCultureIgnoreCase))
-            return "The hostname must start with either http:// or https://";
-
-        if(!Uri.TryCreate(hostname, UriKind.Absolute, out _))
-            return "The hostname is not a valid HTTP(S) URL.";
-        
-        return null;
-    }
 
     private void Cancel() => this.MudDialog.Cancel();
     
@@ -324,109 +252,11 @@ public partial class ProviderDialog : ComponentBase
         this.availableModels.AddRange(orderedModels);
     }
     
-    private bool CanLoadModels()
-    {
-        if (this.DataLLMProvider is LLMProviders.SELF_HOSTED)
-        {
-            switch (this.DataHost)
-            {
-                case Host.NONE:
-                    return false;
-
-                case Host.LLAMACPP:
-                    return false;
-
-                case Host.LM_STUDIO:
-                    return true;
-
-                case Host.OLLAMA:
-                    return true;
-
-                default:
-                    return false;
-            }
-        }
-
-        if(this.DataLLMProvider is LLMProviders.NONE)
-            return false;
-        
-        if(string.IsNullOrWhiteSpace(this.dataAPIKey))
-            return false;
-        
-        return true;
-    }
-
-    private bool ShowRegisterButton => this.DataLLMProvider switch
-    {
-        LLMProviders.OPEN_AI => true,
-        LLMProviders.MISTRAL => true,
-        LLMProviders.ANTHROPIC => true,
-        LLMProviders.GOOGLE => true,
-        
-        LLMProviders.GROQ => true,
-        LLMProviders.FIREWORKS => true,
-        
-        _ => false,
-    };
-
-    private bool NeedAPIKey => this.DataLLMProvider switch
-    {
-        LLMProviders.OPEN_AI => true,
-        LLMProviders.MISTRAL => true,
-        LLMProviders.ANTHROPIC => true,
-        LLMProviders.GOOGLE => true,
-        
-        LLMProviders.GROQ => true,
-        LLMProviders.FIREWORKS => true,
-        
-        LLMProviders.SELF_HOSTED => this.DataHost is Host.OLLAMA,
-        
-        _ => false,
-    };
-    
     private string APIKeyText => this.DataLLMProvider switch
     {
         LLMProviders.SELF_HOSTED => "(Optional) API Key",
         _ => "API Key",
     };
-
-    private bool NeedHostname => this.DataLLMProvider switch
-    {
-        LLMProviders.SELF_HOSTED => true,
-        _ => false,
-    };
-    
-    private bool NeedHost => this.DataLLMProvider switch
-    {
-        LLMProviders.SELF_HOSTED => true,
-        _ => false,
-    };
-    
-    private bool ProvideModelManually => this.DataLLMProvider switch
-    {
-        LLMProviders.FIREWORKS => true,
-        _ => false,
-    };
-    
-    private string GetModelOverviewURL() => this.DataLLMProvider switch
-    {
-        LLMProviders.FIREWORKS => "https://fireworks.ai/models?show=Serverless",
-        
-        _ => string.Empty,
-    };
-
-    private string GetProviderCreationURL() => this.DataLLMProvider switch
-    {
-        LLMProviders.OPEN_AI => "https://platform.openai.com/signup",
-        LLMProviders.MISTRAL => "https://console.mistral.ai/",
-        LLMProviders.ANTHROPIC => "https://console.anthropic.com/dashboard",
-        LLMProviders.GOOGLE => "https://console.cloud.google.com/",
-     
-        LLMProviders.GROQ => "https://console.groq.com/",
-        LLMProviders.FIREWORKS => "https://fireworks.ai/login",
-        
-        _ => string.Empty,
-    };
     
     private bool IsNoneProvider => this.DataLLMProvider is LLMProviders.NONE;
 }