Gauntlet: install, update, un-install script for ubuntu 24

manage-gauntlet.sh

#!/bin/bash

set -e

REPO="project-gauntlet/gauntlet"
FILENAME="gauntlet-x86_64-linux.tar.gz"
BIN_PATH="/usr/local/bin/gauntlet"
INSTALL_DIR="$HOME/.local/share/applications/gauntlet"
DESKTOP_TARGET="$HOME/.local/share/applications/gauntlet.desktop"
SYSTEMD_USER_SERVICE="$HOME/.config/systemd/user/gauntlet.service"
WORK_DIR="$HOME/Downloads"

function install_or_update() {
  echo "📦 Downloading latest Gauntlet release..."

  # Fetch latest release URL
  LATEST_URL=$(curl -s "https://api.github.com/repos/$REPO/releases/latest" \
    | grep browser_download_url \
    | grep "$FILENAME" \
    | cut -d '"' -f 4)

  if [[ -z "$LATEST_URL" ]]; then
    echo "❌ Failed to find release for $FILENAME"
    exit 1
  fi

  cd "$WORK_DIR"
  curl -L -o "$FILENAME" "$LATEST_URL"

  echo "📂 Extracting..."
  tar -xzf "$FILENAME"

  echo "🔧 Installing binary to $BIN_PATH..."
  sudo mv -f gauntlet "$BIN_PATH"
  sudo chmod +x "$BIN_PATH"

  echo "🎨 Setting up desktop integration..."
  mkdir -p "$INSTALL_DIR"
  mv -f gauntlet.png gauntlet.desktop "$INSTALL_DIR"

  sed -i "s|^Exec=.*|Exec=$BIN_PATH|" "$INSTALL_DIR/gauntlet.desktop"
  sed -i "s|^Icon=.*|Icon=$INSTALL_DIR/gauntlet.png|" "$INSTALL_DIR/gauntlet.desktop"
  chmod +x "$INSTALL_DIR/gauntlet.desktop"
  cp -f "$INSTALL_DIR/gauntlet.desktop" "$DESKTOP_TARGET"

  echo "⚙️ Installing systemd user service..."
  mkdir -p "$(dirname "$SYSTEMD_USER_SERVICE")"
  mv -f gauntlet.service "$SYSTEMD_USER_SERVICE"
  sed -i "s|^ExecStart=.*|ExecStart=$BIN_PATH --minimized|" "$SYSTEMD_USER_SERVICE"

  systemctl --user daemon-reload
  systemctl --user enable gauntlet
  systemctl --user restart gauntlet

  echo "✅ Gauntlet installed and running!"
}

function uninstall() {
  echo "🛑 Uninstalling Gauntlet..."

  if systemctl --user is-active --quiet gauntlet; then
    echo "⏹️ Stopping gauntlet systemd user service..."
    systemctl --user stop gauntlet
  fi

  if systemctl --user is-enabled --quiet gauntlet; then
    echo "❌ Disabling gauntlet systemd user service..."
    systemctl --user disable gauntlet
  fi

  echo "🧹 Removing systemd service file..."
  rm -f "$SYSTEMD_USER_SERVICE"

  echo "🧹 Removing installed binary..."
  sudo rm -f "$BIN_PATH"

  echo "🧹 Removing desktop entries and icon..."
  rm -f "$DESKTOP_TARGET"
  rm -rf "$INSTALL_DIR"

  systemctl --user daemon-reload

  echo "✅ Gauntlet has been fully uninstalled."
}

# --- Entry Point ---
case "$1" in
  install)
    install_or_update
    ;;
  update)
    install_or_update
    ;;
  uninstall)
    uninstall
    ;;
  *)
    echo "Usage: $0 {install|update|uninstall}"
    exit 1
    ;;
esac