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use std::sync::Arc;
use codex_app_server_protocol::ClientResponsePayload;
use codex_app_server_protocol::JSONRPCErrorError;
use codex_app_server_protocol::Project;
use codex_app_server_protocol::ProjectChangeType;
use codex_app_server_protocol::ProjectChangedNotification;
use codex_app_server_protocol::ProjectCreateParams;
use codex_app_server_protocol::ProjectCreateResponse;
use codex_app_server_protocol::ProjectDeleteParams;
use codex_app_server_protocol::ProjectDeleteResponse;
use codex_app_server_protocol::ProjectImportParams;
use codex_app_server_protocol::ProjectImportResponse;
use codex_app_server_protocol::ProjectListParams;
use codex_app_server_protocol::ProjectListResponse;
use codex_app_server_protocol::ProjectMoveParams;
use codex_app_server_protocol::ProjectMoveResponse;
use codex_app_server_protocol::ProjectReadParams;
use codex_app_server_protocol::ProjectReadResponse;
use codex_app_server_protocol::ProjectRoot;
use codex_app_server_protocol::ProjectSortKey;
use codex_app_server_protocol::ProjectUpdateParams;
use codex_app_server_protocol::ProjectUpdateResponse;
use codex_app_server_protocol::ServerNotification;
use codex_app_server_protocol::SortDirection;
use codex_app_server_protocol::ThreadProjectUpdatedNotification;
use codex_thread_store::CreateProjectParams as StoreCreateProjectParams;
use codex_thread_store::ListProjectsParams as StoreListProjectsParams;
use codex_thread_store::MoveProjectParams as StoreMoveProjectParams;
use codex_thread_store::ProjectMoveOutcome;
use codex_thread_store::ProjectSortKey as StoreProjectSortKey;
use codex_thread_store::SortDirection as StoreSortDirection;
use codex_thread_store::StoredProject;
use codex_thread_store::StoredProjectRoot;
use codex_thread_store::ThreadStore;
use codex_thread_store::ThreadStoreError;
use codex_thread_store::UpdateProjectParams as StoreUpdateProjectParams;
use tokio::sync::Semaphore;
use tokio::sync::SemaphorePermit;
use super::thread_processor::THREAD_LIST_DEFAULT_LIMIT;
use super::thread_processor::THREAD_LIST_MAX_LIMIT;
use crate::error_code::internal_error;
use crate::error_code::invalid_params;
use crate::error_code::method_not_found;
use crate::outgoing_message::OutgoingMessageSender;
#[derive(Clone)]
pub(crate) struct ProjectRequestProcessor {
thread_store: Arc<dyn ThreadStore>,
outgoing: Arc<OutgoingMessageSender>,
thread_list_state_permit: Arc<Semaphore>,
}
impl ProjectRequestProcessor {
pub(crate) fn new(
thread_store: Arc<dyn ThreadStore>,
outgoing: Arc<OutgoingMessageSender>,
thread_list_state_permit: Arc<Semaphore>,
) -> Self {
Self {
thread_store,
outgoing,
thread_list_state_permit,
}
}
pub(crate) async fn project_list(
&self,
params: ProjectListParams,
) -> Result<Option<ClientResponsePayload>, JSONRPCErrorError> {
if params.sort_key.is_none() && params.sort_direction.is_some() {
return Err(invalid_params("sortDirection requires sortKey"));
}
let sort_key = match params.sort_key.unwrap_or(ProjectSortKey::Position) {
ProjectSortKey::Position => StoreProjectSortKey::Position,
ProjectSortKey::RecencyAt => StoreProjectSortKey::RecencyAt,
};
let sort_direction = match params.sort_direction {
Some(SortDirection::Asc) => StoreSortDirection::Asc,
Some(SortDirection::Desc) => StoreSortDirection::Desc,
None => match sort_key {
StoreProjectSortKey::Position => StoreSortDirection::Asc,
StoreProjectSortKey::RecencyAt => StoreSortDirection::Desc,
},
};
let page = self
.thread_store
.list_projects(StoreListProjectsParams {
cursor: params.cursor,
sort_key,
sort_direction,
limit: params
.limit
.map(|limit| limit as usize)
.unwrap_or(THREAD_LIST_DEFAULT_LIMIT)
.clamp(1, THREAD_LIST_MAX_LIMIT),
})
.await
.map_err(|error| project_store_error("project/list", error))?;
Ok(Some(
ProjectListResponse {
data: page
.projects
.into_iter()
.map(api_project)
.collect::<Result<_, _>>()?,
next_cursor: page.next_cursor,
}
.into(),
))
}
pub(crate) async fn project_read(
&self,
params: ProjectReadParams,
) -> Result<Option<ClientResponsePayload>, JSONRPCErrorError> {
let project = self
.thread_store
.read_project(params.project_id.clone())
.await
.map_err(|error| project_store_error("project/read", error))?
.ok_or_else(|| invalid_params(format!("project not found: {}", params.project_id)))?;
Ok(Some(
ProjectReadResponse {
project: api_project(project)?,
}
.into(),
))
}
pub(crate) async fn project_create(
&self,
params: ProjectCreateParams,
) -> Result<Option<ClientResponsePayload>, JSONRPCErrorError> {
let (project, created, _) = self
.create_project(
params.name,
params.roots,
params.metadata,
Vec::new(),
params.idempotency_key,
"project/create",
)
.await?;
if created {
self.notify_project_changed(&project.id, ProjectChangeType::Created)
.await;
}
Ok(Some(ProjectCreateResponse { project }.into()))
}
pub(crate) async fn project_import(
&self,
params: ProjectImportParams,
) -> Result<Option<ClientResponsePayload>, JSONRPCErrorError> {
let _thread_list_state_permit = self.acquire_thread_list_state_permit().await?;
let (project, created, thread_ids) = self
.create_project(
params.name,
params.roots,
params.metadata,
params.threads.unwrap_or_default(),
params.idempotency_key,
"project/import",
)
.await?;
if created {
self.notify_project_changed(&project.id, ProjectChangeType::Created)
.await;
self.notify_thread_projects(thread_ids, Some(project.id.clone()))
.await;
}
Ok(Some(ProjectImportResponse { project }.into()))
}
pub(crate) async fn project_update(
&self,
params: ProjectUpdateParams,
) -> Result<Option<ClientResponsePayload>, JSONRPCErrorError> {
let name = params.name.map(validate_name).transpose()?;
let roots = params.roots.map(validate_roots).transpose()?;
let updated = self
.thread_store
.update_project(StoreUpdateProjectParams {
project_id: params.project_id.clone(),
name,
roots,
metadata: params.metadata,
})
.await
.map_err(|error| project_store_error("project/update", error))?
.ok_or_else(|| invalid_params(format!("project not found: {}", params.project_id)))?;
let project = api_project(updated.project)?;
if updated.changed {
self.notify_project_changed(&project.id, ProjectChangeType::Updated)
.await;
}
Ok(Some(ProjectUpdateResponse { project }.into()))
}
pub(crate) async fn project_move(
&self,
params: ProjectMoveParams,
) -> Result<Option<ClientResponsePayload>, JSONRPCErrorError> {
let project_id = params.project_id;
let outcome = self
.thread_store
.move_project(StoreMoveProjectParams {
project_id: project_id.clone(),
before_project_id: params.before_project_id,
})
.await
.map_err(|error| project_store_error("project/move", error))?
.ok_or_else(|| invalid_params(format!("project not found: {project_id}")))?;
if outcome == ProjectMoveOutcome::Moved {
self.notify_project_changed(&project_id, ProjectChangeType::Updated)
.await;
}
Ok(Some(ProjectMoveResponse {}.into()))
}
pub(crate) async fn project_delete(
&self,
params: ProjectDeleteParams,
) -> Result<Option<ClientResponsePayload>, JSONRPCErrorError> {
let _thread_list_state_permit = self.acquire_thread_list_state_permit().await?;
let deleted = self
.thread_store
.delete_project(params.project_id.clone())
.await
.map_err(|error| project_store_error("project/delete", error))?
.ok_or_else(|| invalid_params(format!("project not found: {}", params.project_id)))?;
self.notify_project_changed(¶ms.project_id, ProjectChangeType::Deleted)
.await;
self.notify_thread_projects(deleted.affected_active_thread_ids, /*project_id*/ None)
.await;
Ok(Some(ProjectDeleteResponse {}.into()))
}
async fn create_project(
&self,
name: String,
roots: Vec<ProjectRoot>,
metadata: Option<std::collections::BTreeMap<String, String>>,
thread_ids: Vec<String>,
idempotency_key: String,
operation: &'static str,
) -> Result<(Project, bool, Vec<String>), JSONRPCErrorError> {
let idempotency_key = validate_idempotency_key(idempotency_key)?;
let thread_ids = validate_thread_ids(thread_ids)?;
let created = self
.thread_store
.create_project(StoreCreateProjectParams {
name: validate_name(name)?,
roots: validate_roots(roots)?,
metadata: metadata.unwrap_or_default(),
thread_ids: thread_ids.clone(),
idempotency_key,
})
.await
.map_err(|error| project_store_error(operation, error))?;
Ok((api_project(created.project)?, created.created, thread_ids))
}
async fn notify_project_changed(&self, project_id: &str, change_type: ProjectChangeType) {
self.outgoing
.send_server_notification(ServerNotification::ProjectChanged(
ProjectChangedNotification {
project_id: project_id.to_string(),
change_type,
},
))
.await;
}
async fn notify_thread_projects(&self, thread_ids: Vec<String>, project_id: Option<String>) {
for thread_id in thread_ids {
self.outgoing
.send_server_notification(ServerNotification::ThreadProjectUpdated(
ThreadProjectUpdatedNotification {
thread_id,
project_id: project_id.clone(),
},
))
.await;
}
}
async fn acquire_thread_list_state_permit(
&self,
) -> Result<SemaphorePermit<'_>, JSONRPCErrorError> {
self.thread_list_state_permit
.acquire()
.await
.map_err(|err| {
internal_error(format!("failed to acquire thread list state permit: {err}"))
})
}
}
fn validate_name(name: String) -> Result<String, JSONRPCErrorError> {
let name = name.trim().to_string();
if name.is_empty() {
return Err(invalid_params("project name must not be empty"));
}
Ok(name)
}
fn validate_idempotency_key(key: String) -> Result<String, JSONRPCErrorError> {
if key.trim().is_empty() {
return Err(invalid_params("idempotencyKey must not be empty"));
}
if key.len() > 512 {
return Err(invalid_params("idempotencyKey must be at most 512 bytes"));
}
Ok(key)
}
fn validate_roots(roots: Vec<ProjectRoot>) -> Result<Vec<StoredProjectRoot>, JSONRPCErrorError> {
let mut logical = HashSet::new();
let mut canonical = HashSet::new();
roots
.into_iter()
.map(|root| {
let path = codex_utils_absolute_path::AbsolutePathBuf::from_absolute_path_checked(
root.path.into_path_buf(),
)
.map_err(|error| invalid_params(format!("invalid project root: {error}")))?
.into_path_buf();
if !logical.insert(path.clone()) {
return Err(invalid_params(format!(
"duplicate project root: {}",
path.display()
)));
}
if let Ok(resolved) = std::fs::canonicalize(&path)
&& !canonical.insert(resolved)
{
return Err(invalid_params(format!(
"duplicate resolved project root: {}",
path.display()
)));
}
Ok(StoredProjectRoot {
path: path.display().to_string(),
})
})
.collect()
}
fn validate_thread_ids(thread_ids: Vec<String>) -> Result<Vec<String>, JSONRPCErrorError> {
let mut seen = HashSet::new();
for thread_id in &thread_ids {
if !seen.insert(thread_id.clone()) {
return Err(invalid_params(format!("duplicate thread id: {thread_id}")));
}
}
Ok(thread_ids)
}
fn api_project(project: StoredProject) -> Result<Project, JSONRPCErrorError> {
Ok(Project {
id: project.id,
name: project.name,
roots: project
.roots
.into_iter()
.map(|root| {
Ok(ProjectRoot {
path: codex_utils_absolute_path::AbsolutePathBuf::from_absolute_path(root.path)
.map_err(|error| {
internal_error(format!("stored project root is not absolute: {error}"))
})?,
})
})
.collect::<Result<_, JSONRPCErrorError>>()?,
metadata: project.metadata,
position: project.position,
created_at: project.created_at_ms / 1000,
updated_at: project.updated_at_ms / 1000,
recency_at: project
.recency_at_ms
.map(|timestamp| timestamp.div_euclid(/*rhs*/ 1000)),
})
}
fn project_store_error(operation: &'static str, error: ThreadStoreError) -> JSONRPCErrorError {
match error {
ThreadStoreError::Unsupported { .. } => {
method_not_found(format!("{operation} is unavailable without sqlite state"))
}
ThreadStoreError::InvalidRequest { message } => invalid_params(message),
ThreadStoreError::Internal { message }
if message.contains("thread not found") || message.contains("project not found") =>
{
invalid_params(message)
}
error => internal_error(format!("failed to run {operation}: {error}")),
}
}
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