#!/usr/bin/env bash
# One-command runner for Screen Leads (macOS / Linux).
# Creates the virtualenv, installs deps on first run (or when requirements
# change), checks for the API key, and launches the dashboard.
set -euo pipefail
cd "$(dirname "$0")"

PYTHON="${PYTHON:-python3}"

# 1. Virtual environment
if [ ! -d ".venv" ]; then
  echo "→ Creating virtual environment (.venv)…"
  "$PYTHON" -m venv .venv
fi
# shellcheck disable=SC1091
source .venv/bin/activate

# 2. Dependencies — (re)install only when requirements.txt is newer than the marker
if [ ! -f ".venv/.installed" ] || [ requirements.txt -nt ".venv/.installed" ]; then
  echo "→ Installing dependencies…"
  pip install -q --upgrade pip
  pip install -q -r requirements.txt
  touch ".venv/.installed"
fi

# 3. API key — config.py also loads a .env file, so either is fine
if [ -z "${ANTHROPIC_API_KEY:-}" ] && [ ! -f ".env" ]; then
  echo "⚠  ANTHROPIC_API_KEY is not set and no .env file was found."
  echo "   Fix with one of:"
  echo "     export ANTHROPIC_API_KEY=sk-ant-...     (this terminal)"
  echo "     cp .env.example .env && edit it          (persisted)"
  exit 1
fi

# 4. Launch
HOST="${SCREEN_LEADS_HOST:-127.0.0.1}"
PORT="${SCREEN_LEADS_PORT:-8000}"
echo "→ Starting Screen Leads at http://${HOST}:${PORT}  (Ctrl-C to stop)"
exec python main.py