#!/usr/bin/env sh
# Bot Hard CLI Installer
# Usage: curl -fsSL https://bot-hard.vibehard.ai | sh

set -e

INSTALL_DIR="/usr/local/bin"
CLI_NAME="bothard"
GATEWAY_URL="https://api.vibehard.ai"
CLI_SOURCE="https://bot-hard.vibehard.ai/bothard_cli.js?v=1.1.0"

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
BLUE='\033[0;34m'
BOLD='\033[1m'
RESET='\033[0m'

echo ""
echo "${BOLD}Bot Hard CLI — Installer${RESET}"
echo "The autonomous developer agent for engineers who ship."
echo ""

# ── 1. Check for Node.js ──────────────────────────────────────────────────────
if ! command -v node >/dev/null 2>&1; then
  echo "${RED}✗ Node.js is required but not installed.${RESET}"
  echo ""
  echo "Install it with:"
  echo "  macOS:  brew install node"
  echo "  Linux:  https://nodejs.org/en/download/package-manager"
  echo ""
  exit 1
fi

NODE_VERSION=$(node --version 2>/dev/null | sed 's/v//')
NODE_MAJOR=$(echo "$NODE_VERSION" | cut -d. -f1)
if [ "$NODE_MAJOR" -lt 18 ]; then
  echo "${RED}✗ Node.js v18+ required. You have v${NODE_VERSION}.${RESET}"
  echo "  Upgrade: https://nodejs.org"
  exit 1
fi

echo "${GREEN}✓ Node.js v${NODE_VERSION}${RESET}"

# ── 2. Download CLI ───────────────────────────────────────────────────────────
TMP_FILE=$(mktemp /tmp/bothard_cli.XXXXXX.js)

echo "  Downloading Bot Hard CLI..."
if command -v curl >/dev/null 2>&1; then
  curl -fsSL "$CLI_SOURCE" -o "$TMP_FILE"
elif command -v wget >/dev/null 2>&1; then
  wget -q "$CLI_SOURCE" -O "$TMP_FILE"
else
  echo "${RED}✗ curl or wget required.${RESET}"
  exit 1
fi

echo "${GREEN}✓ Downloaded${RESET}"

# ── 3. Install to PATH ────────────────────────────────────────────────────────
WRAPPER="${INSTALL_DIR}/${CLI_NAME}"

# Try /usr/local/bin first; fall back to ~/.local/bin
if ! touch "$WRAPPER" 2>/dev/null; then
  INSTALL_DIR="$HOME/.local/bin"
  WRAPPER="${INSTALL_DIR}/${CLI_NAME}"
  mkdir -p "$INSTALL_DIR"
fi

# Write the wrapper script
cat > "$WRAPPER" << WRAPPER_EOF
#!/usr/bin/env sh
GATEWAY_URL="${GATEWAY_URL}" node "${INSTALL_DIR}/bothard_cli.js" "\$@"
WRAPPER_EOF

# Copy the CLI source next to the wrapper
cp "$TMP_FILE" "${INSTALL_DIR}/bothard_cli.js"
chmod +x "$WRAPPER"
chmod 644 "${INSTALL_DIR}/bothard_cli.js"
rm -f "$TMP_FILE"

echo "${GREEN}✓ Installed to ${WRAPPER}${RESET}"

# ── 4. PATH check ─────────────────────────────────────────────────────────────
if ! echo "$PATH" | grep -q "$INSTALL_DIR"; then
  echo ""
  echo "${BLUE}ℹ Add to your PATH:${RESET}"
  echo "  echo 'export PATH=\"\$HOME/.local/bin:\$PATH\"' >> ~/.zshrc && source ~/.zshrc"
fi

# ── 5. Done ───────────────────────────────────────────────────────────────────
echo ""
echo "${BOLD}${GREEN}Bot Hard is installed.${RESET}"
echo ""
echo "Get started:"
echo "  ${BOLD}bothard login${RESET}                                1-Click browser sign-in with Google/GitHub"
echo "  ${BOLD}bothard code \"<your task>\"${RESET}               Run an autonomous coding session"
echo "  ${BOLD}bothard auth register <email> <password>${RESET}   Create account via email (60k free tokens)"
echo ""