ACP champagne (#35609)
cherry pick changes from #35510 onto latest main Release Notes: - N/A --------- Co-authored-by: Nathan Sobo <nathan@zed.dev> Co-authored-by: Antonio Scandurra <me@as-cii.com> Co-authored-by: Lukas Wirth <lukas@zed.dev>
This commit is contained in:
parent
69794db331
commit
eb4b73b88e
31 changed files with 2361 additions and 67 deletions
754
crates/agent2/src/thread.rs
Normal file
754
crates/agent2/src/thread.rs
Normal file
|
@ -0,0 +1,754 @@
|
|||
use crate::{prompts::BasePrompt, templates::Templates};
|
||||
use agent_client_protocol as acp;
|
||||
use anyhow::{anyhow, Result};
|
||||
use cloud_llm_client::{CompletionIntent, CompletionMode};
|
||||
use collections::HashMap;
|
||||
use futures::{channel::mpsc, stream::FuturesUnordered};
|
||||
use gpui::{App, Context, Entity, ImageFormat, SharedString, Task};
|
||||
use language_model::{
|
||||
LanguageModel, LanguageModelCompletionError, LanguageModelCompletionEvent, LanguageModelImage,
|
||||
LanguageModelRequest, LanguageModelRequestMessage, LanguageModelRequestTool,
|
||||
LanguageModelToolResult, LanguageModelToolResultContent, LanguageModelToolSchemaFormat,
|
||||
LanguageModelToolUse, LanguageModelToolUseId, MessageContent, Role, StopReason,
|
||||
};
|
||||
use log;
|
||||
use project::Project;
|
||||
use schemars::{JsonSchema, Schema};
|
||||
use serde::Deserialize;
|
||||
use smol::stream::StreamExt;
|
||||
use std::{collections::BTreeMap, fmt::Write, sync::Arc};
|
||||
use util::{markdown::MarkdownCodeBlock, ResultExt};
|
||||
|
||||
#[derive(Debug, Clone)]
|
||||
pub struct AgentMessage {
|
||||
pub role: Role,
|
||||
pub content: Vec<MessageContent>,
|
||||
}
|
||||
|
||||
impl AgentMessage {
|
||||
pub fn to_markdown(&self) -> String {
|
||||
let mut markdown = format!("## {}\n", self.role);
|
||||
|
||||
for content in &self.content {
|
||||
match content {
|
||||
MessageContent::Text(text) => {
|
||||
markdown.push_str(text);
|
||||
markdown.push('\n');
|
||||
}
|
||||
MessageContent::Thinking { text, .. } => {
|
||||
markdown.push_str("<think>");
|
||||
markdown.push_str(text);
|
||||
markdown.push_str("</think>\n");
|
||||
}
|
||||
MessageContent::RedactedThinking(_) => markdown.push_str("<redacted_thinking />\n"),
|
||||
MessageContent::Image(_) => {
|
||||
markdown.push_str("<image />\n");
|
||||
}
|
||||
MessageContent::ToolUse(tool_use) => {
|
||||
markdown.push_str(&format!(
|
||||
"**Tool Use**: {} (ID: {})\n",
|
||||
tool_use.name, tool_use.id
|
||||
));
|
||||
markdown.push_str(&format!(
|
||||
"{}\n",
|
||||
MarkdownCodeBlock {
|
||||
tag: "json",
|
||||
text: &format!("{:#}", tool_use.input)
|
||||
}
|
||||
));
|
||||
}
|
||||
MessageContent::ToolResult(tool_result) => {
|
||||
markdown.push_str(&format!(
|
||||
"**Tool Result**: {} (ID: {})\n\n",
|
||||
tool_result.tool_name, tool_result.tool_use_id
|
||||
));
|
||||
if tool_result.is_error {
|
||||
markdown.push_str("**ERROR:**\n");
|
||||
}
|
||||
|
||||
match &tool_result.content {
|
||||
LanguageModelToolResultContent::Text(text) => {
|
||||
writeln!(markdown, "{text}\n").ok();
|
||||
}
|
||||
LanguageModelToolResultContent::Image(_) => {
|
||||
writeln!(markdown, "<image />\n").ok();
|
||||
}
|
||||
}
|
||||
|
||||
if let Some(output) = tool_result.output.as_ref() {
|
||||
writeln!(
|
||||
markdown,
|
||||
"**Debug Output**:\n\n```json\n{}\n```\n",
|
||||
serde_json::to_string_pretty(output).unwrap()
|
||||
)
|
||||
.unwrap();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
markdown
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum AgentResponseEvent {
|
||||
Text(String),
|
||||
Thinking(String),
|
||||
ToolCall(acp::ToolCall),
|
||||
ToolCallUpdate(acp::ToolCallUpdate),
|
||||
Stop(acp::StopReason),
|
||||
}
|
||||
|
||||
pub trait Prompt {
|
||||
fn render(&self, prompts: &Templates, cx: &App) -> Result<String>;
|
||||
}
|
||||
|
||||
pub struct Thread {
|
||||
messages: Vec<AgentMessage>,
|
||||
completion_mode: CompletionMode,
|
||||
/// Holds the task that handles agent interaction until the end of the turn.
|
||||
/// Survives across multiple requests as the model performs tool calls and
|
||||
/// we run tools, report their results.
|
||||
running_turn: Option<Task<()>>,
|
||||
pending_tool_uses: HashMap<LanguageModelToolUseId, LanguageModelToolUse>,
|
||||
system_prompts: Vec<Arc<dyn Prompt>>,
|
||||
tools: BTreeMap<SharedString, Arc<dyn AnyAgentTool>>,
|
||||
templates: Arc<Templates>,
|
||||
pub selected_model: Arc<dyn LanguageModel>,
|
||||
// action_log: Entity<ActionLog>,
|
||||
}
|
||||
|
||||
impl Thread {
|
||||
pub fn new(
|
||||
project: Entity<Project>,
|
||||
templates: Arc<Templates>,
|
||||
default_model: Arc<dyn LanguageModel>,
|
||||
) -> Self {
|
||||
Self {
|
||||
messages: Vec::new(),
|
||||
completion_mode: CompletionMode::Normal,
|
||||
system_prompts: vec![Arc::new(BasePrompt::new(project))],
|
||||
running_turn: None,
|
||||
pending_tool_uses: HashMap::default(),
|
||||
tools: BTreeMap::default(),
|
||||
templates,
|
||||
selected_model: default_model,
|
||||
}
|
||||
}
|
||||
|
||||
pub fn set_mode(&mut self, mode: CompletionMode) {
|
||||
self.completion_mode = mode;
|
||||
}
|
||||
|
||||
pub fn messages(&self) -> &[AgentMessage] {
|
||||
&self.messages
|
||||
}
|
||||
|
||||
pub fn add_tool(&mut self, tool: impl AgentTool) {
|
||||
self.tools.insert(tool.name(), tool.erase());
|
||||
}
|
||||
|
||||
pub fn remove_tool(&mut self, name: &str) -> bool {
|
||||
self.tools.remove(name).is_some()
|
||||
}
|
||||
|
||||
pub fn cancel(&mut self) {
|
||||
self.running_turn.take();
|
||||
|
||||
let tool_results = self
|
||||
.pending_tool_uses
|
||||
.drain()
|
||||
.map(|(tool_use_id, tool_use)| {
|
||||
MessageContent::ToolResult(LanguageModelToolResult {
|
||||
tool_use_id,
|
||||
tool_name: tool_use.name.clone(),
|
||||
is_error: true,
|
||||
content: LanguageModelToolResultContent::Text("Tool canceled by user".into()),
|
||||
output: None,
|
||||
})
|
||||
})
|
||||
.collect::<Vec<_>>();
|
||||
self.last_user_message().content.extend(tool_results);
|
||||
}
|
||||
|
||||
/// Sending a message results in the model streaming a response, which could include tool calls.
|
||||
/// After calling tools, the model will stops and waits for any outstanding tool calls to be completed and their results sent.
|
||||
/// The returned channel will report all the occurrences in which the model stops before erroring or ending its turn.
|
||||
pub fn send(
|
||||
&mut self,
|
||||
model: Arc<dyn LanguageModel>,
|
||||
content: impl Into<MessageContent>,
|
||||
cx: &mut Context<Self>,
|
||||
) -> mpsc::UnboundedReceiver<Result<AgentResponseEvent, LanguageModelCompletionError>> {
|
||||
let content = content.into();
|
||||
log::info!("Thread::send called with model: {:?}", model.name());
|
||||
log::debug!("Thread::send content: {:?}", content);
|
||||
|
||||
cx.notify();
|
||||
let (events_tx, events_rx) =
|
||||
mpsc::unbounded::<Result<AgentResponseEvent, LanguageModelCompletionError>>();
|
||||
|
||||
let user_message_ix = self.messages.len();
|
||||
self.messages.push(AgentMessage {
|
||||
role: Role::User,
|
||||
content: vec![content],
|
||||
});
|
||||
log::info!("Total messages in thread: {}", self.messages.len());
|
||||
self.running_turn = Some(cx.spawn(async move |thread, cx| {
|
||||
log::info!("Starting agent turn execution");
|
||||
let turn_result = async {
|
||||
// Perform one request, then keep looping if the model makes tool calls.
|
||||
let mut completion_intent = CompletionIntent::UserPrompt;
|
||||
'outer: loop {
|
||||
log::debug!(
|
||||
"Building completion request with intent: {:?}",
|
||||
completion_intent
|
||||
);
|
||||
let request = thread.update(cx, |thread, cx| {
|
||||
thread.build_completion_request(completion_intent, cx)
|
||||
})?;
|
||||
|
||||
// println!(
|
||||
// "request: {}",
|
||||
// serde_json::to_string_pretty(&request).unwrap()
|
||||
// );
|
||||
|
||||
// Stream events, appending to messages and collecting up tool uses.
|
||||
log::info!("Calling model.stream_completion");
|
||||
let mut events = model.stream_completion(request, cx).await?;
|
||||
log::debug!("Stream completion started successfully");
|
||||
let mut tool_uses = FuturesUnordered::new();
|
||||
while let Some(event) = events.next().await {
|
||||
match event {
|
||||
Ok(LanguageModelCompletionEvent::Stop(reason)) => {
|
||||
if let Some(reason) = to_acp_stop_reason(reason) {
|
||||
events_tx
|
||||
.unbounded_send(Ok(AgentResponseEvent::Stop(reason)))
|
||||
.ok();
|
||||
}
|
||||
|
||||
if reason == StopReason::Refusal {
|
||||
thread.update(cx, |thread, _cx| {
|
||||
thread.messages.truncate(user_message_ix);
|
||||
})?;
|
||||
break 'outer;
|
||||
}
|
||||
}
|
||||
Ok(event) => {
|
||||
log::trace!("Received completion event: {:?}", event);
|
||||
thread
|
||||
.update(cx, |thread, cx| {
|
||||
tool_uses.extend(thread.handle_streamed_completion_event(
|
||||
event, &events_tx, cx,
|
||||
));
|
||||
})
|
||||
.ok();
|
||||
}
|
||||
Err(error) => {
|
||||
log::error!("Error in completion stream: {:?}", error);
|
||||
events_tx.unbounded_send(Err(error)).ok();
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// If there are no tool uses, the turn is done.
|
||||
if tool_uses.is_empty() {
|
||||
log::info!("No tool uses found, completing turn");
|
||||
break;
|
||||
}
|
||||
log::info!("Found {} tool uses to execute", tool_uses.len());
|
||||
|
||||
// As tool results trickle in, insert them in the last user
|
||||
// message so that they can be sent on the next tick of the
|
||||
// agentic loop.
|
||||
while let Some(tool_result) = tool_uses.next().await {
|
||||
log::info!("Tool finished {:?}", tool_result);
|
||||
|
||||
events_tx
|
||||
.unbounded_send(Ok(AgentResponseEvent::ToolCallUpdate(
|
||||
to_acp_tool_call_update(&tool_result),
|
||||
)))
|
||||
.ok();
|
||||
thread
|
||||
.update(cx, |thread, _cx| {
|
||||
thread.pending_tool_uses.remove(&tool_result.tool_use_id);
|
||||
thread
|
||||
.last_user_message()
|
||||
.content
|
||||
.push(MessageContent::ToolResult(tool_result));
|
||||
})
|
||||
.ok();
|
||||
}
|
||||
|
||||
completion_intent = CompletionIntent::ToolResults;
|
||||
}
|
||||
|
||||
Ok(())
|
||||
}
|
||||
.await;
|
||||
|
||||
if let Err(error) = turn_result {
|
||||
log::error!("Turn execution failed: {:?}", error);
|
||||
events_tx.unbounded_send(Err(error)).ok();
|
||||
} else {
|
||||
log::info!("Turn execution completed successfully");
|
||||
}
|
||||
}));
|
||||
events_rx
|
||||
}
|
||||
|
||||
pub fn build_system_message(&self, cx: &App) -> Option<AgentMessage> {
|
||||
log::debug!("Building system message");
|
||||
let mut system_message = AgentMessage {
|
||||
role: Role::System,
|
||||
content: Vec::new(),
|
||||
};
|
||||
|
||||
for prompt in &self.system_prompts {
|
||||
if let Some(rendered_prompt) = prompt.render(&self.templates, cx).log_err() {
|
||||
system_message
|
||||
.content
|
||||
.push(MessageContent::Text(rendered_prompt));
|
||||
}
|
||||
}
|
||||
|
||||
let result = (!system_message.content.is_empty()).then_some(system_message);
|
||||
log::debug!("System message built: {}", result.is_some());
|
||||
result
|
||||
}
|
||||
|
||||
/// A helper method that's called on every streamed completion event.
|
||||
/// Returns an optional tool result task, which the main agentic loop in
|
||||
/// send will send back to the model when it resolves.
|
||||
fn handle_streamed_completion_event(
|
||||
&mut self,
|
||||
event: LanguageModelCompletionEvent,
|
||||
events_tx: &mpsc::UnboundedSender<Result<AgentResponseEvent, LanguageModelCompletionError>>,
|
||||
cx: &mut Context<Self>,
|
||||
) -> Option<Task<LanguageModelToolResult>> {
|
||||
log::trace!("Handling streamed completion event: {:?}", event);
|
||||
use LanguageModelCompletionEvent::*;
|
||||
|
||||
match event {
|
||||
StartMessage { .. } => {
|
||||
self.messages.push(AgentMessage {
|
||||
role: Role::Assistant,
|
||||
content: Vec::new(),
|
||||
});
|
||||
}
|
||||
Text(new_text) => self.handle_text_event(new_text, events_tx, cx),
|
||||
Thinking { text, signature } => {
|
||||
self.handle_thinking_event(text, signature, events_tx, cx)
|
||||
}
|
||||
RedactedThinking { data } => self.handle_redacted_thinking_event(data, cx),
|
||||
ToolUse(tool_use) => {
|
||||
return self.handle_tool_use_event(tool_use, events_tx, cx);
|
||||
}
|
||||
ToolUseJsonParseError {
|
||||
id,
|
||||
tool_name,
|
||||
raw_input,
|
||||
json_parse_error,
|
||||
} => {
|
||||
return Some(Task::ready(self.handle_tool_use_json_parse_error_event(
|
||||
id,
|
||||
tool_name,
|
||||
raw_input,
|
||||
json_parse_error,
|
||||
)));
|
||||
}
|
||||
UsageUpdate(_) | StatusUpdate(_) => {}
|
||||
Stop(_) => unreachable!(),
|
||||
}
|
||||
|
||||
None
|
||||
}
|
||||
|
||||
fn handle_text_event(
|
||||
&mut self,
|
||||
new_text: String,
|
||||
events_tx: &mpsc::UnboundedSender<Result<AgentResponseEvent, LanguageModelCompletionError>>,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
events_tx
|
||||
.unbounded_send(Ok(AgentResponseEvent::Text(new_text.clone())))
|
||||
.ok();
|
||||
|
||||
let last_message = self.last_assistant_message();
|
||||
if let Some(MessageContent::Text(text)) = last_message.content.last_mut() {
|
||||
text.push_str(&new_text);
|
||||
} else {
|
||||
last_message.content.push(MessageContent::Text(new_text));
|
||||
}
|
||||
|
||||
cx.notify();
|
||||
}
|
||||
|
||||
fn handle_thinking_event(
|
||||
&mut self,
|
||||
new_text: String,
|
||||
new_signature: Option<String>,
|
||||
events_tx: &mpsc::UnboundedSender<Result<AgentResponseEvent, LanguageModelCompletionError>>,
|
||||
cx: &mut Context<Self>,
|
||||
) {
|
||||
events_tx
|
||||
.unbounded_send(Ok(AgentResponseEvent::Thinking(new_text.clone())))
|
||||
.ok();
|
||||
|
||||
let last_message = self.last_assistant_message();
|
||||
if let Some(MessageContent::Thinking { text, signature }) = last_message.content.last_mut()
|
||||
{
|
||||
text.push_str(&new_text);
|
||||
*signature = new_signature.or(signature.take());
|
||||
} else {
|
||||
last_message.content.push(MessageContent::Thinking {
|
||||
text: new_text,
|
||||
signature: new_signature,
|
||||
});
|
||||
}
|
||||
|
||||
cx.notify();
|
||||
}
|
||||
|
||||
fn handle_redacted_thinking_event(&mut self, data: String, cx: &mut Context<Self>) {
|
||||
let last_message = self.last_assistant_message();
|
||||
last_message
|
||||
.content
|
||||
.push(MessageContent::RedactedThinking(data));
|
||||
cx.notify();
|
||||
}
|
||||
|
||||
fn handle_tool_use_event(
|
||||
&mut self,
|
||||
tool_use: LanguageModelToolUse,
|
||||
events_tx: &mpsc::UnboundedSender<Result<AgentResponseEvent, LanguageModelCompletionError>>,
|
||||
cx: &mut Context<Self>,
|
||||
) -> Option<Task<LanguageModelToolResult>> {
|
||||
cx.notify();
|
||||
|
||||
self.pending_tool_uses
|
||||
.insert(tool_use.id.clone(), tool_use.clone());
|
||||
let last_message = self.last_assistant_message();
|
||||
|
||||
// Ensure the last message ends in the current tool use
|
||||
let push_new_tool_use = last_message.content.last_mut().map_or(true, |content| {
|
||||
if let MessageContent::ToolUse(last_tool_use) = content {
|
||||
if last_tool_use.id == tool_use.id {
|
||||
*last_tool_use = tool_use.clone();
|
||||
false
|
||||
} else {
|
||||
true
|
||||
}
|
||||
} else {
|
||||
true
|
||||
}
|
||||
});
|
||||
if push_new_tool_use {
|
||||
events_tx
|
||||
.unbounded_send(Ok(AgentResponseEvent::ToolCall(acp::ToolCall {
|
||||
id: acp::ToolCallId(tool_use.id.to_string().into()),
|
||||
title: tool_use.name.to_string(),
|
||||
kind: acp::ToolKind::Other,
|
||||
status: acp::ToolCallStatus::Pending,
|
||||
content: vec![],
|
||||
locations: vec![],
|
||||
raw_input: Some(tool_use.input.clone()),
|
||||
})))
|
||||
.ok();
|
||||
last_message
|
||||
.content
|
||||
.push(MessageContent::ToolUse(tool_use.clone()));
|
||||
} else {
|
||||
events_tx
|
||||
.unbounded_send(Ok(AgentResponseEvent::ToolCallUpdate(
|
||||
acp::ToolCallUpdate {
|
||||
id: acp::ToolCallId(tool_use.id.to_string().into()),
|
||||
fields: acp::ToolCallUpdateFields {
|
||||
raw_input: Some(tool_use.input.clone()),
|
||||
..Default::default()
|
||||
},
|
||||
},
|
||||
)))
|
||||
.ok();
|
||||
}
|
||||
|
||||
if !tool_use.is_input_complete {
|
||||
return None;
|
||||
}
|
||||
|
||||
if let Some(tool) = self.tools.get(tool_use.name.as_ref()) {
|
||||
events_tx
|
||||
.unbounded_send(Ok(AgentResponseEvent::ToolCallUpdate(
|
||||
acp::ToolCallUpdate {
|
||||
id: acp::ToolCallId(tool_use.id.to_string().into()),
|
||||
fields: acp::ToolCallUpdateFields {
|
||||
status: Some(acp::ToolCallStatus::InProgress),
|
||||
..Default::default()
|
||||
},
|
||||
},
|
||||
)))
|
||||
.ok();
|
||||
|
||||
let pending_tool_result = tool.clone().run(tool_use.input, cx);
|
||||
|
||||
Some(cx.foreground_executor().spawn(async move {
|
||||
match pending_tool_result.await {
|
||||
Ok(tool_output) => LanguageModelToolResult {
|
||||
tool_use_id: tool_use.id,
|
||||
tool_name: tool_use.name,
|
||||
is_error: false,
|
||||
content: LanguageModelToolResultContent::Text(Arc::from(tool_output)),
|
||||
output: None,
|
||||
},
|
||||
Err(error) => LanguageModelToolResult {
|
||||
tool_use_id: tool_use.id,
|
||||
tool_name: tool_use.name,
|
||||
is_error: true,
|
||||
content: LanguageModelToolResultContent::Text(Arc::from(error.to_string())),
|
||||
output: None,
|
||||
},
|
||||
}
|
||||
}))
|
||||
} else {
|
||||
let content = format!("No tool named {} exists", tool_use.name);
|
||||
Some(Task::ready(LanguageModelToolResult {
|
||||
content: LanguageModelToolResultContent::Text(Arc::from(content)),
|
||||
tool_use_id: tool_use.id,
|
||||
tool_name: tool_use.name,
|
||||
is_error: true,
|
||||
output: None,
|
||||
}))
|
||||
}
|
||||
}
|
||||
|
||||
fn handle_tool_use_json_parse_error_event(
|
||||
&mut self,
|
||||
tool_use_id: LanguageModelToolUseId,
|
||||
tool_name: Arc<str>,
|
||||
raw_input: Arc<str>,
|
||||
json_parse_error: String,
|
||||
) -> LanguageModelToolResult {
|
||||
let tool_output = format!("Error parsing input JSON: {json_parse_error}");
|
||||
LanguageModelToolResult {
|
||||
tool_use_id,
|
||||
tool_name,
|
||||
is_error: true,
|
||||
content: LanguageModelToolResultContent::Text(tool_output.into()),
|
||||
output: Some(serde_json::Value::String(raw_input.to_string())),
|
||||
}
|
||||
}
|
||||
|
||||
/// Guarantees the last message is from the assistant and returns a mutable reference.
|
||||
fn last_assistant_message(&mut self) -> &mut AgentMessage {
|
||||
if self
|
||||
.messages
|
||||
.last()
|
||||
.map_or(true, |m| m.role != Role::Assistant)
|
||||
{
|
||||
self.messages.push(AgentMessage {
|
||||
role: Role::Assistant,
|
||||
content: Vec::new(),
|
||||
});
|
||||
}
|
||||
self.messages.last_mut().unwrap()
|
||||
}
|
||||
|
||||
/// Guarantees the last message is from the user and returns a mutable reference.
|
||||
fn last_user_message(&mut self) -> &mut AgentMessage {
|
||||
if self.messages.last().map_or(true, |m| m.role != Role::User) {
|
||||
self.messages.push(AgentMessage {
|
||||
role: Role::User,
|
||||
content: Vec::new(),
|
||||
});
|
||||
}
|
||||
self.messages.last_mut().unwrap()
|
||||
}
|
||||
|
||||
fn build_completion_request(
|
||||
&self,
|
||||
completion_intent: CompletionIntent,
|
||||
cx: &mut App,
|
||||
) -> LanguageModelRequest {
|
||||
log::debug!("Building completion request");
|
||||
log::debug!("Completion intent: {:?}", completion_intent);
|
||||
log::debug!("Completion mode: {:?}", self.completion_mode);
|
||||
|
||||
let messages = self.build_request_messages(cx);
|
||||
log::info!("Request will include {} messages", messages.len());
|
||||
|
||||
let tools: Vec<LanguageModelRequestTool> = self
|
||||
.tools
|
||||
.values()
|
||||
.filter_map(|tool| {
|
||||
let tool_name = tool.name().to_string();
|
||||
log::trace!("Including tool: {}", tool_name);
|
||||
Some(LanguageModelRequestTool {
|
||||
name: tool_name,
|
||||
description: tool.description(cx).to_string(),
|
||||
input_schema: tool
|
||||
.input_schema(LanguageModelToolSchemaFormat::JsonSchema)
|
||||
.log_err()?,
|
||||
})
|
||||
})
|
||||
.collect();
|
||||
|
||||
log::info!("Request includes {} tools", tools.len());
|
||||
|
||||
let request = LanguageModelRequest {
|
||||
thread_id: None,
|
||||
prompt_id: None,
|
||||
intent: Some(completion_intent),
|
||||
mode: Some(self.completion_mode),
|
||||
messages,
|
||||
tools,
|
||||
tool_choice: None,
|
||||
stop: Vec::new(),
|
||||
temperature: None,
|
||||
thinking_allowed: true,
|
||||
};
|
||||
|
||||
log::debug!("Completion request built successfully");
|
||||
request
|
||||
}
|
||||
|
||||
fn build_request_messages(&self, cx: &App) -> Vec<LanguageModelRequestMessage> {
|
||||
log::trace!(
|
||||
"Building request messages from {} thread messages",
|
||||
self.messages.len()
|
||||
);
|
||||
|
||||
let messages = self
|
||||
.build_system_message(cx)
|
||||
.iter()
|
||||
.chain(self.messages.iter())
|
||||
.map(|message| {
|
||||
log::trace!(
|
||||
" - {} message with {} content items",
|
||||
match message.role {
|
||||
Role::System => "System",
|
||||
Role::User => "User",
|
||||
Role::Assistant => "Assistant",
|
||||
},
|
||||
message.content.len()
|
||||
);
|
||||
LanguageModelRequestMessage {
|
||||
role: message.role,
|
||||
content: message.content.clone(),
|
||||
cache: false,
|
||||
}
|
||||
})
|
||||
.collect();
|
||||
messages
|
||||
}
|
||||
|
||||
pub fn to_markdown(&self) -> String {
|
||||
let mut markdown = String::new();
|
||||
for message in &self.messages {
|
||||
markdown.push_str(&message.to_markdown());
|
||||
}
|
||||
markdown
|
||||
}
|
||||
}
|
||||
|
||||
pub trait AgentTool
|
||||
where
|
||||
Self: 'static + Sized,
|
||||
{
|
||||
type Input: for<'de> Deserialize<'de> + JsonSchema;
|
||||
|
||||
fn name(&self) -> SharedString;
|
||||
fn description(&self, _cx: &mut App) -> SharedString {
|
||||
let schema = schemars::schema_for!(Self::Input);
|
||||
SharedString::new(
|
||||
schema
|
||||
.get("description")
|
||||
.and_then(|description| description.as_str())
|
||||
.unwrap_or_default(),
|
||||
)
|
||||
}
|
||||
|
||||
/// Returns the JSON schema that describes the tool's input.
|
||||
fn input_schema(&self, _format: LanguageModelToolSchemaFormat) -> Schema {
|
||||
schemars::schema_for!(Self::Input)
|
||||
}
|
||||
|
||||
/// Runs the tool with the provided input.
|
||||
fn run(self: Arc<Self>, input: Self::Input, cx: &mut App) -> Task<Result<String>>;
|
||||
|
||||
fn erase(self) -> Arc<dyn AnyAgentTool> {
|
||||
Arc::new(Erased(Arc::new(self)))
|
||||
}
|
||||
}
|
||||
|
||||
pub struct Erased<T>(T);
|
||||
|
||||
pub trait AnyAgentTool {
|
||||
fn name(&self) -> SharedString;
|
||||
fn description(&self, cx: &mut App) -> SharedString;
|
||||
fn input_schema(&self, format: LanguageModelToolSchemaFormat) -> Result<serde_json::Value>;
|
||||
fn run(self: Arc<Self>, input: serde_json::Value, cx: &mut App) -> Task<Result<String>>;
|
||||
}
|
||||
|
||||
impl<T> AnyAgentTool for Erased<Arc<T>>
|
||||
where
|
||||
T: AgentTool,
|
||||
{
|
||||
fn name(&self) -> SharedString {
|
||||
self.0.name()
|
||||
}
|
||||
|
||||
fn description(&self, cx: &mut App) -> SharedString {
|
||||
self.0.description(cx)
|
||||
}
|
||||
|
||||
fn input_schema(&self, format: LanguageModelToolSchemaFormat) -> Result<serde_json::Value> {
|
||||
Ok(serde_json::to_value(self.0.input_schema(format))?)
|
||||
}
|
||||
|
||||
fn run(self: Arc<Self>, input: serde_json::Value, cx: &mut App) -> Task<Result<String>> {
|
||||
let parsed_input: Result<T::Input> = serde_json::from_value(input).map_err(Into::into);
|
||||
match parsed_input {
|
||||
Ok(input) => self.0.clone().run(input, cx),
|
||||
Err(error) => Task::ready(Err(anyhow!(error))),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn to_acp_stop_reason(reason: StopReason) -> Option<acp::StopReason> {
|
||||
match reason {
|
||||
StopReason::EndTurn => Some(acp::StopReason::EndTurn),
|
||||
StopReason::MaxTokens => Some(acp::StopReason::MaxTokens),
|
||||
StopReason::Refusal => Some(acp::StopReason::Refusal),
|
||||
StopReason::ToolUse => None,
|
||||
}
|
||||
}
|
||||
|
||||
fn to_acp_tool_call_update(tool_result: &LanguageModelToolResult) -> acp::ToolCallUpdate {
|
||||
let status = if tool_result.is_error {
|
||||
acp::ToolCallStatus::Failed
|
||||
} else {
|
||||
acp::ToolCallStatus::Completed
|
||||
};
|
||||
let content = match &tool_result.content {
|
||||
LanguageModelToolResultContent::Text(text) => text.to_string().into(),
|
||||
LanguageModelToolResultContent::Image(LanguageModelImage { source, .. }) => {
|
||||
acp::ToolCallContent::Content {
|
||||
content: acp::ContentBlock::Image(acp::ImageContent {
|
||||
annotations: None,
|
||||
data: source.to_string(),
|
||||
mime_type: ImageFormat::Png.mime_type().to_string(),
|
||||
}),
|
||||
}
|
||||
}
|
||||
};
|
||||
acp::ToolCallUpdate {
|
||||
id: acp::ToolCallId(tool_result.tool_use_id.to_string().into()),
|
||||
fields: acp::ToolCallUpdateFields {
|
||||
status: Some(status),
|
||||
content: Some(vec![content]),
|
||||
..Default::default()
|
||||
},
|
||||
}
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue