//! Help mode: static help text and the action that opens/closes the help overlay.

use crate::app::runtime::actions::Action;
use crate::app::state::types::Overlay;

pub const HELP_TEXT: &str = "\
Keybindings:
  Ctrl+C    Quit
  Ctrl+D    Close overlay
  Ctrl+H    Help
  Ctrl+P    Settings
  Ctrl+A    Toggle yolo arm
  Ctrl+B    Bash panel
  Ctrl+T    Todo panel
  Ctrl+W    Workflow panel
  Ctrl+K    Key input
  Ctrl+L    Learning dashboard
  Ctrl+U    Usage dashboard
  Esc       Close overlay
  Enter     Submit / confirm

Slash commands:
  /help             Show this help
  /quit             Quit session
  /mode <name>      Switch mode (chat, bash, workflow)
  /lesson           Interactive lesson manager
  /clear            Clear transcript";

/// Route an incoming action while the help overlay is open.
///
/// Flow: `CloseOverlay` passes through unchanged; any other action is
/// treated as "open help" (idempotent — re-opens the overlay it's already on).
///
/// Return: the `Action` to actually dispatch.
pub fn handle_help_action(action: &Action) -> Action {
    match action {
        Action::CloseOverlay => Action::CloseOverlay,
        _ => Action::OpenOverlay(Overlay::Help),
    }
}