bux-agent-shell

#!/usr/bin/env bash
# Launch the agent the box is actually configured for in the web terminal /
# SSH session, instead of hardcoding claude (ENG-4785).
#
# Picks codex when the box is on the free DeepSeek path (the browser-use-free
# profile is the default in ~/.codex/config.toml) or when codex is signed in;
# otherwise falls back to claude. Mirrors the agent-selection logic the
# telegram bot uses so the terminal and the bot agree on which agent runs.
set -u

CODEX_CONFIG="${CODEX_CONFIG:-$HOME/.codex/config.toml}"

# True if the top-level `profile` key selects the free DeepSeek profile.
# Top-level only: stop scanning at the first [table] header. Exact key match.
free_profile_active() {
  [ -f "$CODEX_CONFIG" ] || return 1
  while IFS= read -r line; do
    # Strip leading whitespace so indented headers/keys are matched uniformly.
    trimmed="${line#"${line%%[![:space:]]*}"}"
    # Extract the key (text before the first '='), whitespace-trimmed, so we
    # match the EXACT top-level `profile` key — not `profile_dir`/`profiles`.
    key="${trimmed%%=*}"
    key="${key%"${key##*[![:space:]]}"}"
    case "$trimmed" in
      \[*) return 1 ;;  # first table header -> no top-level profile line
    esac
    if [ "$key" = "profile" ] && [ "$trimmed" != "$key" ]; then
      val="${trimmed#*=}"
      val="$(printf '%s' "$val" | tr -d ' "'\''')"
      [ "$val" = "browser-use-free" ] && return 0 || return 1
    fi
  done < "$CODEX_CONFIG"
  return 1
}

codex_signed_in() {
  command -v codex >/dev/null 2>&1 || return 1
  codex login status 2>&1 | grep -qi "logged in" && \
    ! (codex login status 2>&1 | grep -qi "not logged in")
}

if command -v codex >/dev/null 2>&1 && { free_profile_active || codex_signed_in; }; then
  exec codex "$@"
fi
exec claude "$@"