update Gemini default model name

Author: L-jasmine

src/ai/gemini/mod.rs

@@ -63,7 +63,7 @@ impl LiveClient {
 
     pub async fn receive(&mut self) -> anyhow::Result<types::ServerContent> {
         if let Some(msg) = self.ws.next().await {
-            log::debug!("Received message: {:?}", msg);
+            log::trace!("Received message: {:?}", msg);
             let msg = msg?;
             match msg {
                 Message::Text(text) => {
@@ -79,7 +79,7 @@ impl LiveClient {
                         serde_json::from_slice(&bin).map_err(|e| {
                             anyhow::anyhow!("Failed to parse binary message: {} {:?}", e, bin)
                         })?;
-                    log::debug!("Parsed binary message: {:?}", server_content);
+                    log::trace!("Parsed binary message: {:?}", server_content);
                     Ok(server_content.server_content)
                 }
                 Message::Close { code, reason } => Err(anyhow::anyhow!(
@@ -113,7 +113,7 @@ mod test {
         cfg.response_modalities = Some(vec![types::Modality::TEXT]);
 
         let setup = types::Setup {
-            model: "models/gemini-2.0-flash-live-001".to_string(),
+            model: "models/gemini-2.0-flash-exp".to_string(),
             generation_config: Some(cfg),
             system_instruction: Some(types::Content {
                 parts: vec![types::Parts::Text(

src/ai/mod.rs

@@ -647,7 +647,7 @@ impl ChatSession {
                     gemini
                         .model
                         .clone()
-                        .unwrap_or("models/gemini-2.0-flash-live-001".to_string()),
+                        .unwrap_or("models/gemini-2.0-flash-exp".to_string()),
                     None,
                     20,
                     tools,

src/config.rs

@@ -47,10 +47,14 @@ pub struct LLMConfig {
     pub extra: Option<serde_json::Value>,
 }
 
+fn default_gemini_model() -> Option<String> {
+    Some("models/gemini-2.0-flash-exp".to_string())
+}
+
 #[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
 pub struct GeminiConfig {
     pub api_key: String,
-    #[serde(default)]
+    #[serde(default = "default_gemini_model")]
     pub model: Option<String>,
     #[serde(default)]
     pub sys_prompts: Vec<Content>,

src/services/ws.rs

@@ -859,7 +859,7 @@ async fn submit_to_gemini(
     let mut buff = Vec::with_capacity(5 * 1600 * 2);
 
     loop {
-        log::info!("waiting gemini response");
+        log::debug!("waiting gemini response");
         match client.receive().await? {
             gemini::types::ServerContent::ModelTurn(turn) => {
                 for item in turn.parts {
@@ -1033,7 +1033,7 @@ async fn handle_audio(
             let model = gemini
                 .model
                 .clone()
-                .unwrap_or("models/gemini-2.0-flash-live-001".to_string());
+                .unwrap_or("models/gemini-2.0-flash-exp".to_string());
 
             let mut generation_config = GenerationConfig::default();
             generation_config.response_modalities = Some(vec![gemini::types::Modality::TEXT]);
@@ -1061,7 +1061,7 @@ async fn handle_audio(
             let model = gemini
                 .model
                 .clone()
-                .unwrap_or("models/gemini-2.0-flash-live-001".to_string());
+                .unwrap_or("models/gemini-2.0-flash-exp".to_string());
 
             let mut generation_config = GenerationConfig::default();
             generation_config.response_modalities = Some(vec![gemini::types::Modality::AUDIO]);