run.sh

#!/bin/bash
set -euo pipefail

# resolve paths relative to this script
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
WORK_DIR="$SCRIPT_DIR/work"

ELECTRON="$WORK_DIR/native/node_modules/electron/dist/electron"
APP="$WORK_DIR/app"

# Ensure Bun-installed CLIs are discoverable even from desktop launchers.
export PATH="$HOME/.bun/bin:$PATH"
command -v bun >/dev/null 2>&1 || {
  echo "Bun not found. Install it from https://bun.sh and retry."
  exit 1
}

# find codex cli
if [ -n "${CODEX_CLI_PATH:-}" ]; then
  CODEX_CLI="$CODEX_CLI_PATH"
elif command -v codex >/dev/null 2>&1; then
  CODEX_CLI="$(command -v codex)"
else
  CODEX_CLI="$(find "$HOME/.bun/install/global/node_modules/@openai/codex/vendor" -type f -name codex -print -quit 2>/dev/null || true)"
fi

if [ ! -f "$ELECTRON" ]; then
  echo "Electron not found. Run ./setup.sh first."
  exit 1
fi

if [ -z "${CODEX_CLI:-}" ] || [ ! -x "$CODEX_CLI" ]; then
  cat <<EOF
Unable to locate the Codex CLI binary.

Install the CLI and retry:
  bun install -g @openai/codex

Or set an explicit path:
  CODEX_CLI_PATH=/absolute/path/to/codex ./run.sh
EOF
  exit 1
fi

export ELECTRON_FORCE_IS_PACKAGED=1
DETECTED_BUILD_NUMBER=$(bun -e '
  const packageJson = await Bun.file(process.argv[1]).json();
  const buildNumber = packageJson.codexBuildNumber;
  if (typeof buildNumber !== "string" || !/^\d+$/.test(buildNumber)) process.exit(1);
  console.log(buildNumber);
' "$APP/package.json") || {
  echo "Unable to read the Codex build number from $APP/package.json."
  exit 1
}
export CODEX_BUILD_NUMBER="${CODEX_BUILD_NUMBER:-$DETECTED_BUILD_NUMBER}"
export CODEX_BUILD_FLAVOR=prod
export BUILD_FLAVOR=prod
export NODE_ENV=production
export CODEX_CLI_PATH="$CODEX_CLI"
export ELECTRON_RENDERER_URL="file://$APP/webview/index.html"

# Linux "clean mode": reduce non-essential Chromium background services.
# Set CODEX_LINUX_CLEAN_MODE=0 to disable.
CODEX_LINUX_CLEAN_MODE="${CODEX_LINUX_CLEAN_MODE:-1}"
EXTRA_FLAGS=()
if [ "$CODEX_LINUX_CLEAN_MODE" = "1" ]; then
  EXTRA_FLAGS+=(
    --disable-breakpad
    --disable-component-update
    --disable-features=MediaRouter,OptimizationHints,AutofillServerCommunication
  )
fi

# Optional: disable GPU process to reduce helper process count further.
# Set CODEX_DISABLE_GPU=1 when needed.
if [ "${CODEX_DISABLE_GPU:-0}" = "1" ]; then
  EXTRA_FLAGS+=(--disable-gpu)
fi

# Keep Chromium's sandbox enabled by default. Use this only as a compatibility
# fallback on systems where Electron cannot initialize its sandbox.
if [ "${CODEX_DISABLE_SANDBOX:-0}" = "1" ]; then
  EXTRA_FLAGS+=(--no-sandbox)
fi

cd "$APP"
exec "$ELECTRON" "$APP" "${EXTRA_FLAGS[@]}" "$@"