Add job posting assistant (#150)

app/MindWork AI Studio/Provider/LLMProvidersExtensions.cs

@@ -0,0 +1,89 @@
+using AIStudio.Provider.Anthropic;
+using AIStudio.Provider.Fireworks;
+using AIStudio.Provider.Mistral;
+using AIStudio.Provider.OpenAI;
+using AIStudio.Provider.SelfHosted;
+using AIStudio.Settings;
+
+namespace AIStudio.Provider;
+
+public static class LLMProvidersExtensions
+{
+    /// <summary>
+    /// Returns the human-readable name of the provider.
+    /// </summary>
+    /// <param name="llmProvider">The provider.</param>
+    /// <returns>The human-readable name of the provider.</returns>
+    public static string ToName(this LLMProviders llmProvider) => llmProvider switch
+    {
+        LLMProviders.NONE => "No provider selected",
+        
+        LLMProviders.OPEN_AI => "OpenAI",
+        LLMProviders.ANTHROPIC => "Anthropic",
+        LLMProviders.MISTRAL => "Mistral",
+        
+        LLMProviders.FIREWORKS => "Fireworks.ai",
+        
+        LLMProviders.SELF_HOSTED => "Self-hosted",
+        
+        _ => "Unknown",
+    };
+    
+    /// <summary>
+    /// Get a provider's confidence.
+    /// </summary>
+    /// <param name="llmProvider">The provider.</param>
+    /// <param name="settingsManager">The settings manager.</param>
+    /// <returns>The confidence of the provider.</returns>
+    public static Confidence GetConfidence(this LLMProviders llmProvider, SettingsManager settingsManager) => llmProvider switch
+    {
+        LLMProviders.NONE => Confidence.NONE,
+        
+        LLMProviders.FIREWORKS => Confidence.USA_NOT_TRUSTED.WithRegion("America, U.S.").WithSources("https://fireworks.ai/terms-of-service").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
+        
+        LLMProviders.OPEN_AI => Confidence.USA_NO_TRAINING.WithRegion("America, U.S.").WithSources(
+            "https://platform.openai.com/docs/models/default-usage-policies-by-endpoint",
+            "https://openai.com/policies/terms-of-use/",
+            "https://help.openai.com/en/articles/5722486-how-your-data-is-used-to-improve-model-performance",
+            "https://openai.com/enterprise-privacy/"
+        ).WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
+        
+        LLMProviders.ANTHROPIC => Confidence.USA_NO_TRAINING.WithRegion("America, U.S.").WithSources("https://www.anthropic.com/legal/commercial-terms").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
+        
+        LLMProviders.MISTRAL => Confidence.GDPR_NO_TRAINING.WithRegion("Europe, France").WithSources("https://mistral.ai/terms/#terms-of-service-la-plateforme").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
+        
+        LLMProviders.SELF_HOSTED => Confidence.SELF_HOSTED.WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
+        
+        _ => Confidence.UNKNOWN.WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
+    };
+
+    /// <summary>
+    /// Creates a new provider instance based on the provider value.
+    /// </summary>
+    /// <param name="providerSettings">The provider settings.</param>
+    /// <param name="logger">The logger to use.</param>
+    /// <returns>The provider instance.</returns>
+    public static IProvider CreateProvider(this Settings.Provider providerSettings, ILogger logger)
+    {
+        try
+        {
+            return providerSettings.UsedLLMProvider switch
+            {
+                LLMProviders.OPEN_AI => new ProviderOpenAI(logger) { InstanceName = providerSettings.InstanceName },
+                LLMProviders.ANTHROPIC => new ProviderAnthropic(logger) { InstanceName = providerSettings.InstanceName },
+                LLMProviders.MISTRAL => new ProviderMistral(logger) { InstanceName = providerSettings.InstanceName },
+                
+                LLMProviders.FIREWORKS => new ProviderFireworks(logger) { InstanceName = providerSettings.InstanceName },
+                
+                LLMProviders.SELF_HOSTED => new ProviderSelfHosted(logger, providerSettings) { InstanceName = providerSettings.InstanceName },
+                
+                _ => new NoProvider(),
+            };
+        }
+        catch (Exception e)
+        {
+            logger.LogError($"Failed to create provider: {e.Message}");
+            return new NoProvider();
+        }
+    }
+}