#!/usr/bin/env bash
set -euo pipefail

# One-command deploy of the KosmoConnect Bridge Daemon to a Raspberry Pi
# Run this script from your dev machine. Requires ssh access to the Pi.

PI_HOST="${1:-}"
PI_USER="${2:-pi}"
INSTALL_DIR="/opt/kosmo-bridge"

if [ -z "$PI_HOST" ]; then
    echo "Usage: ./deploy-pi.sh <pi-hostname-or-ip> [pi-user]"
    echo "Example: ./deploy-pi.sh 192.168.1.50 pi"
    exit 1
fi

echo "=== Deploying KosmoConnect Bridge Daemon to $PI_USER@$PI_HOST ==="

# 1. Ensure target directory exists
ssh "$PI_USER@$PI_HOST" "sudo mkdir -p $INSTALL_DIR && sudo chown $PI_USER:$PI_USER $INSTALL_DIR"

# 2. Sync source files
rsync -avz --delete \
    src/ \
    requirements.txt \
    kosmo-bridge.service \
    install.sh \
    "$PI_USER@$PI_HOST:$INSTALL_DIR/"

# 3. Run installer remotely
ssh "$PI_USER@$PI_HOST" "cd $INSTALL_DIR && sudo ./install.sh"

echo ""
echo "==========================================="
echo "Deployment complete."
echo ""
echo "Next steps on the Pi:"
echo "  ssh $PI_USER@$PI_HOST"
echo "  sudo systemctl edit --full kosmo-bridge"
echo "  # Set MQTT_HOST, MESHTASTIC_HOST, etc."
echo "  sudo systemctl daemon-reload"
echo "  sudo systemctl restart kosmo-bridge"
echo "  sudo journalctl -u kosmo-bridge -f"
echo "==========================================="