fix: resolve lifetime issues and remove unused imports

Co-authored-by: aider (openai/andrew/openrouter/qwen/qwen3-coder) <aider@aider.chat>

src/modes/server/api/item.rs

@@ -10,10 +10,6 @@ use std::collections::HashMap;
 use crate::services::async_item_service::AsyncItemService;
 use crate::services::error::CoreError;
 use crate::modes::server::common::{AppState, ApiResponse, ItemInfo, TagsQuery, ListItemsQuery, ItemInfoListResponse, ItemInfoResponse, MetadataResponse, ItemQuery, ItemContentQuery};
-use crate::common::is_binary::is_binary;
-use tokio::io::{AsyncReadExt, AsyncSeekExt};
-use tokio_util::io::ReaderStream;
-use tokio_util::bytes::Bytes;
 
 #[utoipa::path(
     get,

src/services/async_item_service.rs

@@ -52,13 +52,14 @@ impl AsyncItemService {
         .unwrap()
     }
 
-    pub async fn stream_item_content(
+
+    pub async fn stream_item_content_by_id(
         &self,
         item_id: i64,
         allow_binary: bool,
         offset: u64,
         length: u64,
-    ) -> Result<(impl tokio_stream::Stream<Item = Result<tokio_util::bytes::Bytes, std::io::Error>>, String), CoreError> {
+    ) -> Result<(std::pin::Pin<Box<dyn tokio_stream::Stream<Item = Result<tokio_util::bytes::Bytes, std::io::Error>> + Send>>, String), CoreError> {
         let item_with_content = self.get_item_content(item_id).await?;
         let metadata = item_with_content.item_with_meta.meta_as_map();
         
@@ -68,7 +69,7 @@ impl AsyncItemService {
                 binary_val == "true"
             } else {
                 // If binary metadata not available, check the actual content
-                is_binary(&item_with_content.content)
+                crate::common::is_binary::is_binary(&item_with_content.content)
             };
             
             if is_content_binary {
@@ -83,73 +84,24 @@ impl AsyncItemService {
         
         // Open the file for streaming
         let file_path = self.data_dir.join(format!("{}.dat", item_id));
-        let file = tokio::fs::File::open(&file_path).await?;
+        let file = tokio::fs::File::open(&file_path).await
+            .map_err(|e| CoreError::Io(e))?;
         let mut buffered_file = tokio::io::BufReader::new(file);
         
         // Seek to the requested offset if needed
         if offset > 0 {
-            buffered_file.seek(std::io::SeekFrom::Start(offset)).await?;
+            buffered_file.seek(std::io::SeekFrom::Start(offset)).await
+                .map_err(|e| CoreError::Io(e))?;
         }
         
         // Create a reader stream with optional length limit
-        // Create a reader stream with optional length limit
+        let stream: std::pin::Pin<Box<dyn tokio_stream::Stream<Item = Result<tokio_util::bytes::Bytes, std::io::Error>> + Send>> = 
-        let stream = if length > 0 {
+            if length > 0 {
                 // Limit the stream to the specified length
-            Box::pin(ReaderStream::new(buffered_file.take(length))) as std::pin::Pin<Box<dyn tokio_stream::Stream<Item = Result<Bytes, std::io::Error>> + Send>>
+                Box::pin(ReaderStream::new(buffered_file.take(length)))
             } else {
                 // Stream the entire file from the offset
-            Box::pin(ReaderStream::new(buffered_file)) as std::pin::Pin<Box<dyn tokio_stream::Stream<Item = Result<Bytes, std::io::Error>> + Send>>
+                Box::pin(ReaderStream::new(buffered_file))
-        };
-        
-        Ok((stream, mime_type))
-    }
-
-    pub async fn stream_item_content_by_id(
-        &self,
-        item_id: i64,
-        allow_binary: bool,
-        offset: u64,
-        length: u64,
-    ) -> anyhow::Result<(impl tokio_stream::Stream<Item = Result<tokio_util::bytes::Bytes, std::io::Error>>, String)> {
-        let item_with_content = self.get_item_content(item_id).await?;
-        let metadata = item_with_content.item_with_meta.meta_as_map();
-        
-        // Check if content is binary when allow_binary is false
-        if !allow_binary {
-            let is_content_binary = if let Some(binary_val) = metadata.get("binary") {
-                binary_val == "true"
-            } else {
-                // If binary metadata not available, check the actual content
-                is_binary(&item_with_content.content)
-            };
-            
-            if is_content_binary {
-                return Err(anyhow::anyhow!("Binary content not allowed"));
-            }
-        }
-        
-        let mime_type = metadata
-            .get("mime_type")
-            .map(|s| s.to_string())
-            .unwrap_or_else(|| "application/octet-stream".to_string());
-        
-        // Open the file for streaming
-        let file_path = self.data_dir.join(format!("{}.dat", item_id));
-        let file = tokio::fs::File::open(&file_path).await?;
-        let mut buffered_file = tokio::io::BufReader::new(file);
-        
-        // Seek to the requested offset if needed
-        if offset > 0 {
-            buffered_file.seek(std::io::SeekFrom::Start(offset)).await?;
-        }
-        
-        // Create a reader stream with optional length limit
-        let stream = if length > 0 {
-            // Limit the stream to the specified length
-            Box::pin(ReaderStream::new(buffered_file.take(length))) as std::pin::Pin<Box<dyn tokio_stream::Stream<Item = Result<Bytes, std::io::Error>> + Send>>
-        } else {
-            // Stream the entire file from the offset
-            Box::pin(ReaderStream::new(buffered_file)) as std::pin::Pin<Box<dyn tokio_stream::Stream<Item = Result<Bytes, std::io::Error>> + Send>>
             };
         
         Ok((stream, mime_type))