//! Canonical TUI session state shared across app-server routing, chat display, and status UI.
//!
//! The app-server API is the boundary for session lifecycle events. Once those responses enter
//! TUI, this module holds the small internal state shape used by app orchestration and widgets.

use std::path::PathBuf;

use codex_app_server_protocol::AskForApproval;
use codex_protocol::ThreadId;
use codex_protocol::models::ActivePermissionProfile;
use codex_protocol::models::PermissionProfile;
use codex_utils_absolute_path::AbsolutePathBuf;

#[derive(Debug, Clone, PartialEq)]
pub(crate) struct SessionNetworkProxyRuntime {
    pub(crate) http_addr: String,
    pub(crate) socks_addr: String,
}

#[derive(Debug, Clone, Copy, Default, PartialEq, Eq)]
pub(crate) struct MessageHistoryMetadata {
    pub(crate) log_id: u64,
    pub(crate) entry_count: usize,
}

#[derive(Debug, Clone, PartialEq)]
pub(crate) struct ThreadSessionState {
    pub(crate) thread_id: ThreadId,
    pub(crate) forked_from_id: Option<ThreadId>,
    pub(crate) fork_parent_title: Option<String>,
    pub(crate) thread_name: Option<String>,
    pub(crate) model: String,
    pub(crate) model_provider_id: String,
    pub(crate) service_tier: Option<String>,
    pub(crate) approval_policy: AskForApproval,
    pub(crate) approvals_reviewer: codex_protocol::config_types::ApprovalsReviewer,
    /// Canonical active permissions for this session. Legacy app-server
    /// responses are converted to a profile at ingestion time using the
    /// response cwd so cached sessions do not reinterpret cwd-bound grants.
    pub(crate) permission_profile: PermissionProfile,
    /// Named or implicit built-in profile that produced `permission_profile`,
    /// when the server knows it.
    pub(crate) active_permission_profile: Option<ActivePermissionProfile>,
    pub(crate) cwd: AbsolutePathBuf,
    pub(crate) instruction_source_paths: Vec<AbsolutePathBuf>,
    pub(crate) reasoning_effort: Option<codex_protocol::openai_models::ReasoningEffort>,
    pub(crate) message_history: Option<MessageHistoryMetadata>,
    pub(crate) network_proxy: Option<SessionNetworkProxyRuntime>,
    pub(crate) rollout_path: Option<PathBuf>,
}
