feat(agent): 移除未使用的导入并简化条件表达式

src/agent/session.rs

@@ -15,8 +15,7 @@ use crate::agent::runtime::RuntimeBundle;
 use crate::agent::session_memory::SessionMemory;
 use crate::llm::cycle::{CostTracker, CycleConfig, LlmCycle};
 use crate::llm::hooks::{HookContext, HookEvent};
-use crate::llm::types::message::{ContentBlock, Message};
-use crate::llm::types::openai_message::OpenaiChatMessage;
+use crate::llm::types::message::Message;
 use crate::llm::types::response_v2::MessageResponse;
 use crate::memory::store::InMemoryStore;
 

src/llm/convert.rs

@@ -178,8 +178,8 @@ pub fn content_to_blocks(field: &ContentField) -> Vec<ContentBlock> {
                     // ponytail: 简化处理 —— URL 直接通过，data URI 拆出
                     // data:<mime>;base64,<b64> → ImageSource { data: b64, mime, is_url: false }。
                     let url = &image_url.url;
-                    if let Some(rest) = url.strip_prefix("data:") {
-                        if let Some((mime, b64)) = rest.split_once(";base64,") {
+                    if let Some(rest) = url.strip_prefix("data:")
+                        && let Some((mime, b64)) = rest.split_once(";base64,") {
                             return Some(ContentBlock::Image {
                                 source: crate::llm::types::message::ImageSource {
                                     data: b64.to_string(),
@@ -188,7 +188,6 @@ pub fn content_to_blocks(field: &ContentField) -> Vec<ContentBlock> {
                                 },
                             });
                         }
-                    }
                     Some(ContentBlock::Image {
                         source: crate::llm::types::message::ImageSource {
                             data: url.clone(),

src/llm/cycle.rs

@@ -16,7 +16,7 @@ use crate::llm::compact::{should_compact, microcompact, CompactConfig, CompactSt
 use crate::llm::cycle::retry::should_retry;
 use crate::llm::error::LlmError;
 use crate::llm::hooks::{HookContext, HookExecutor};
-use crate::llm::provider::{LlmProvider, ProviderCapabilities, ProviderFeatures};
+use crate::llm::provider::LlmProvider;
 use crate::llm::stream::StreamEvent;
 use crate::llm::types::message::{ContentBlock, Message};
 use crate::llm::types::request_v2::MessageRequest;

src/llm/provider/anthropic.rs

@@ -21,7 +21,7 @@ use tracing::{debug, error, info, warn};
 use super::{LlmProvider, ProviderCapabilities, ProviderFeatures};
 use crate::llm::error::LlmError;
 use crate::llm::types::message::{ContentBlock, ContentBlockType, Message};
-use crate::llm::types::request_v2::{MessageRequest, ThinkingConfig};
+use crate::llm::types::request_v2::MessageRequest;
 use crate::llm::types::response_v2::{
     MessageResponse, PartialMessageResponse, PartialUsage, StopReason, StreamEvent,
 };
@@ -193,7 +193,7 @@ impl AnthropicProvider {
             .json(&body)
             .send()
             .await
-            .map_err(|e| Self::map_reqwest_error(e))?;
+            .map_err(Self::map_reqwest_error)?;
 
         let status = response.status();
         if !status.is_success() {
@@ -229,7 +229,7 @@ impl AnthropicProvider {
             .json(&body)
             .send()
             .await
-            .map_err(|e| Self::map_reqwest_error(e))?;
+            .map_err(Self::map_reqwest_error)?;
 
         let status = response.status();
         if !status.is_success() {

src/llm/provider/openai.rs

@@ -22,7 +22,7 @@ use serde_json::Value;
 use tracing::{debug, error, info};
 
 use super::{LlmProvider, ProviderCapabilities, ProviderFeatures};
-use crate::llm::convert::{blocks_to_content, content_to_blocks, from_openai, to_openai};
+use crate::llm::convert::{from_openai, to_openai};
 use crate::llm::error::LlmError;
 use crate::llm::types::message::{ContentBlock, ContentBlockType, Message};
 use crate::llm::types::openai_message::{ContentField, OpenaiChatMessage};

src/llm/stream.rs

@@ -23,7 +23,7 @@ use crate::llm::types::old_stream::LegacyStreamEvent;
 use crate::llm::types::response_v2::MessageResponse;
 use crate::llm::types::response_v2::StopReason;
 use crate::llm::types::usage::Usage;
-use crate::llm::types::{FinishReason, OpenaiChatChunk, OpenaiToolCall};
+use crate::llm::types::{OpenaiChatChunk, OpenaiToolCall};
 
 // 唯一的对外 `StreamEvent` 定义（高精度 IR 事件，来自 `response_v2`）。
 //

src/llm/types/request.rs

@@ -12,7 +12,9 @@ pub struct StreamOptions {
 }
 
 #[derive(Debug, Clone)]
+#[derive(Default)]
 pub enum ToolChoice {
+    #[default]
     None,
     Auto,
     Required,
@@ -20,12 +22,6 @@ pub enum ToolChoice {
     AllowedTools { tool_names: Vec<String> },
 }
 
-impl Default for ToolChoice {
-    fn default() -> Self {
-        // Default 行为由调用方显式选择；此处选择不暴露任何工具 —— 不暴露比错暴露安全。
-        ToolChoice::None
-    }
-}
 
 impl Serialize for ToolChoice {
     fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>

src/memory/conversation.rs

@@ -174,8 +174,8 @@ impl ConversationMemory {
             }
         }
 
-        if let Some(ref compact_config) = self.config.compact_config {
-            if should_compact(&self.messages, compact_config, &self.compact_state) {
+        if let Some(ref compact_config) = self.config.compact_config
+            && should_compact(&self.messages, compact_config, &self.compact_state) {
                 let keep_recent = compact_config.keep_recent;
                 let freed = microcompact(&mut self.messages, keep_recent);
                 if freed > 0 {
@@ -184,7 +184,6 @@ impl ConversationMemory {
                     let _ = self.compact_state.record_failure();
                 }
             }
-        }
     }
 }
 

src/memory/knowledge.rs

@@ -123,14 +123,12 @@ impl KnowledgeStore {
         let mut results = Vec::new();
         let index = self.index.lock().unwrap();
         for entry in index.iter() {
-            if entry.title.to_lowercase().contains(&needle)
+            if (entry.title.to_lowercase().contains(&needle)
                 || entry.summary.to_lowercase().contains(&needle)
-                || entry.tags.iter().any(|t| t.to_lowercase().contains(&needle))
-            {
-                if let Some(page) = self.get_page(&entry.id).await? {
+                || entry.tags.iter().any(|t| t.to_lowercase().contains(&needle)))
+                && let Some(page) = self.get_page(&entry.id).await? {
                     results.push(page);
                 }
-            }
         }
         Ok(results)
     }