Enhnace initial assistant params

src/SmartTalk.Core/Services/AiSpeechAssistant/AiSpeechAssistantService.AssistantCustom.cs

@@ -152,7 +152,7 @@ public async Task<UpdateAiSpeechAssistantKnowledgeResponse> UpdateAiSpeechAssist
             knowledge.Greetings = command.Greetings;
 
         if (command.VoiceType.HasValue)
-            await UpdateAssistantVoiceIfRequiredAsync(knowledge.AssistantId, command.VoiceType.Value, cancellationToken).ConfigureAwait(false);
+            await UpdateAssistantVoiceIfRequiredAsync(knowledge.AssistantId, command.ModelVoice, command.VoiceType.Value, command.MediaType, cancellationToken).ConfigureAwait(false);
 
         await _aiSpeechAssistantDataProvider.UpdateAiSpeechAssistantKnowledgesAsync([knowledge], cancellationToken: cancellationToken).ConfigureAwait(false);
 
@@ -197,15 +197,15 @@ await _redisSafeRunner.ExecuteWithLockAsync($"session-update-{command.SessionId}
         };
     }
 
-    private async Task UpdateAssistantVoiceIfRequiredAsync(int assistantId, AiKidVoiceType voiceType, CancellationToken cancellationToken)
+    private async Task UpdateAssistantVoiceIfRequiredAsync(int assistantId, string modelVoice, AiKidVoiceType? voiceType, AiSpeechAssistantMediaType? mediaType, CancellationToken cancellationToken)
     {
         var assistant = await _aiSpeechAssistantDataProvider.GetAiSpeechAssistantAsync(assistantId, cancellationToken).ConfigureAwait(false);
 
         Log.Information("Get assistant for update model voice: {@Assistant}", assistant);
 
         if (assistant != null)
         {
-            assistant.ModelVoice = ModelVoiceMapping(voiceType);
+            assistant.ModelVoice = ModelVoiceMapping(modelVoice, voiceType, mediaType);
 
             await _aiSpeechAssistantDataProvider.UpdateAiSpeechAssistantsAsync([assistant], cancellationToken: cancellationToken).ConfigureAwait(false);
         }
@@ -228,13 +228,15 @@ private async Task<AiSpeechAssistantKnowledge> GetAiSpeechAssistantKnowledgeAsyn
         var assistant = new Domain.AISpeechAssistant.AiSpeechAssistant
         {
             AgentId = agent.Id,
-            ModelVoice = ModelVoiceMapping(command.VoiceType),
+            ModelVoice = ModelVoiceMapping(command.ModelVoice, command.VoiceType, command.MediaType),
             Name = command.AssistantName,
             AnsweringNumberId = number?.Id,
             AnsweringNumber = number?.Number,
             CreatedBy = _currentUser.Id.Value,
-            ModelUrl = command.AgentType == AgentType.AiKid ? AiSpeechAssistantStore.AiKidDefaultUrl : AiSpeechAssistantStore.DefaultUrl,
-            ModelProvider = AiSpeechAssistantProvider.OpenAi,
+            ModelUrl = GetDefaultModuleUrl(command.ModelUrl, command.ModelProvider, command.AgentType),
+            ModelProvider = command.ModelProvider,
+            ModelName = command.ModelName,
+            ModelLanguage = command.ModelLanguage,
             Channel = command.Channels == null ? null : string.Join(",", command.Channels.Select(x => (int)x)),
             IsDisplay = command.IsDisplay
         };
@@ -246,14 +248,27 @@ private async Task<AiSpeechAssistantKnowledge> GetAiSpeechAssistantKnowledgeAsyn
         return assistant;
     }
 
-    private string ModelVoiceMapping(AiKidVoiceType? voiceType)
+    private string GetDefaultModuleUrl(string modelUrl, AiSpeechAssistantProvider provider, AgentType type)
     {
+        if (!string.IsNullOrEmpty(modelUrl)) return modelUrl;
+
+        return type switch
+        {
+            AgentType.AiKid => provider == AiSpeechAssistantProvider.OpenAi ? AiSpeechAssistantStore.AiKidDefaultUrl : AiSpeechAssistantStore.GoogleDefaultUrl,
+            _ => provider == AiSpeechAssistantProvider.OpenAi ? AiSpeechAssistantStore.DefaultUrl : AiSpeechAssistantStore.GoogleDefaultUrl
+        };
+    }
+
+    private string ModelVoiceMapping(string modelVoice, AiKidVoiceType? voiceType, AiSpeechAssistantMediaType? mediaType)
+    {
+        if (!string.IsNullOrEmpty(modelVoice)) return modelVoice;
+
         if (!voiceType.HasValue) return "alloy";
 
         return voiceType.Value switch
         {
-            AiKidVoiceType.Male => "ash",
-            _ => "alloy"
+            AiKidVoiceType.Male => mediaType.HasValue ? (mediaType == AiSpeechAssistantMediaType.Audio ? "ash" : "Puck") : "ash",
+            _ => mediaType.HasValue ? (mediaType == AiSpeechAssistantMediaType.Audio ? "alloy" : "Aoede") : "alloy"
         };
     }
 

src/SmartTalk.Messages/Commands/AiSpeechAssistant/AddAiSpeechAssistantCommand.cs

@@ -26,6 +26,18 @@ public class AddAiSpeechAssistantCommand : ICommand
     public AgentType AgentType { get; set; } = AgentType.Restaurant;
 
     public AgentSourceSystem SourceSystem { get; set; } = AgentSourceSystem.Self;
+
+    public string ModelVoice { get; set; }
+
+    public string ModelUrl { get; set; }
+
+    public string ModelName { get; set; }
+
+    public string ModelLanguage { get; set; }
+
+    public AiSpeechAssistantMediaType? MediaType { get; set; }
+
+    public AiSpeechAssistantProvider ModelProvider { get; set; } = AiSpeechAssistantProvider.OpenAi;
 }
 
 public class AddAiSpeechAssistantResponse : SmartTalkResponse<AiSpeechAssistantDto>

src/SmartTalk.Messages/Commands/AiSpeechAssistant/UpdateAiSpeechAssistantKnowledgeCommand.cs

@@ -15,7 +15,11 @@ public class UpdateAiSpeechAssistantKnowledgeCommand : ICommand
 
     public string Greetings { get; set; }
 
+    public string ModelVoice { get; set; }
+
     public AiKidVoiceType? VoiceType { get; set; }
+
+    public AiSpeechAssistantMediaType? MediaType { get; set; }
 }
 
 public class UpdateAiSpeechAssistantKnowledgeResponse : SmartTalkResponse<AiSpeechAssistantKnowledgeDto>

src/SmartTalk.Messages/Constants/AiSpeechAssistantStore.cs

@@ -7,4 +7,5 @@ public static class AiSpeechAssistantStore
 {
     public static string DefaultUrl = "wss://api.openai.com/v1/realtime?model=gpt-4o-realtime-preview-2025-06-03";
     public static string AiKidDefaultUrl = "wss://api.openai.com/v1/realtime?model=gpt-4o-mini-realtime-preview-2024-12-17";
+    public static string GoogleDefaultUrl = "wss://generativelanguage.googleapis.com/ws/google.ai.generativelanguage.v1beta.GenerativeService.BidiGenerateContent";
 }

src/SmartTalk.Messages/Enums/AiSpeechAssistant/AiSpeechAssistantMediaType.cs

@@ -0,0 +1,7 @@
+namespace SmartTalk.Messages.Enums.AiSpeechAssistant;
+
+public enum AiSpeechAssistantMediaType
+{
+    Audio,
+    Video
+}