#!/usr/bin/env bash
# Install teleportfling as a per-user systemd service (daemon mode).
#
# Builds the headless binary, places it in ~/.local/bin, installs the user
# unit from contrib/teleportfling.service, and creates a starter daemon
# config. Run without sudo:
#
#   ./contrib/install-daemon.sh
#
# Then start it with:
#
#   systemctl --user enable --now teleportfling
set -euo pipefail

HERE="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
BIN_DIR="${HOME}/.local/bin"
SERVICE_DIR="${HOME}/.config/systemd/user"
CONFIG_DIR="${HOME}/.config/teleportfling"
CONFIG="${CONFIG_DIR}/daemon.json"

echo "Building teleportfling..."
(cd "${HERE}" && go build -o "${BIN_DIR}/teleportfling" ./cmd/teleportfling)

echo "Installing systemd user unit..."
mkdir -p "${SERVICE_DIR}"
install -m 0644 "${HERE}/contrib/teleportfling.service" "${SERVICE_DIR}/teleportfling.service"

if [[ ! -f "${CONFIG}" ]]; then
    echo "Creating default daemon config at ${CONFIG}..."
    mkdir -p "${CONFIG_DIR}"
    cat > "${CONFIG}" <<'EOF'
{
  "name": "TeleportFling Daemon",
  "port": 9756,
  "quality": 80,
  "fps": 30,
  "source": "screen",
  "audio": true,
  "stream_index": 0,
  "announce": true
}
EOF
fi

echo "Reloading systemd and enabling the service..."
systemctl --user daemon-reload
systemctl --user enable teleportfling

cat <<EOF

Installed. Start the daemon with:
    systemctl --user start teleportfling

Check status with:
    systemctl --user status teleportfling

Edit settings in ${CONFIG} (the service passes it via --config).
EOF