From 83ab803a0f684836b3a48a6836f98945fcde5760 Mon Sep 17 00:00:00 2001
From: shadow-foss <shadow-foss@protonmail.com>
Date: Sun, 4 Jan 2026 15:49:21 +0530
Subject: [PATCH] feat(installer): add unified installer script

---
 install-opengamepadui.sh | 139 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100755 install-opengamepadui.sh

diff --git a/install-opengamepadui.sh b/install-opengamepadui.sh
new file mode 100755
index 00000000..2c4dd8a0
--- /dev/null
+++ b/install-opengamepadui.sh
@@ -0,0 +1,139 @@
+#!/bin/bash
+set -e
+
+# Config
+
+TARBALL_URL="https://github.com/ShadowBlip/OpenGamepadUI/releases/latest/download/opengamepadui.tar.gz"
+STEAMOS_SCRIPT_URL="https://raw.githubusercontent.com/ShadowBlip/OpenGamepadUI/main/docs/install/deck_install_script.sh"
+
+TMPDIR=""
+cleanup() { [ -n "$TMPDIR" ] && rm -rf "$TMPDIR"; }
+trap cleanup EXIT
+
+log() { echo "[ogui] $1"; }
+err() { echo "[ogui][error] $1" >&2; }
+
+# Helpers
+
+# Checks if /usr is read only(steamos is immutable)
+usr_is_readonly() {
+  mount | grep -E ' on /usr ' | grep -q '(ro,|,ro)'
+}
+
+download_tarball() {
+  TMPDIR="$(mktemp -d)"
+  cd "$TMPDIR"
+
+  log "Downloading OpenGamepadUI tarball"
+  curl -fL "$TARBALL_URL" -o opengamepadui.tar.gz
+
+  log "Extracting tarball"
+  tar xzf opengamepadui.tar.gz
+  cd opengamepadui
+}
+
+# Install paths
+
+install_steamos() {
+  log "Running SteamOS installer"
+  curl -fsSL "$STEAMOS_SCRIPT_URL" -o /tmp/ogui-steamos.sh
+  chmod +x /tmp/ogui-steamos.sh
+  exec /tmp/ogui-steamos.sh
+}
+
+install_system() {
+  if usr_is_readonly; then
+    err "/usr is read-only. System-wide install not possible."
+    exit 1
+  fi
+
+  log "Installing OpenGamepadUI system-wide (/usr)"
+  download_tarball
+  sudo make install PREFIX=/usr
+}
+
+install_local() {
+  log "Installing OpenGamepadUI locally (~/.local)"
+  download_tarball
+  make install
+}
+
+# Uninstall paths
+
+uninstall_system() {
+  log "Uninstalling system-wide OpenGamepadUI"
+  sudo rm -rf \
+    /usr/bin/opengamepadui \
+    /usr/share/opengamepadui \
+    /usr/share/applications/opengamepadui.desktop \
+    /usr/share/icons/hicolor/scalable/apps/opengamepadui.svg \
+    /usr/lib/systemd/user/systemd-sysext-updater.service \
+    /usr/lib/systemd/user/ogui-overlay-mode.service
+}
+
+uninstall_local() {
+  log "Uninstalling local OpenGamepadUI"
+  rm -rf \
+    ~/.local/bin/opengamepadui \
+    ~/.local/share/opengamepadui \
+    ~/.local/share/applications/opengamepadui.desktop \
+    ~/.local/share/icons/hicolor/scalable/apps/opengamepadui.svg \
+    ~/.local/lib/systemd/user/systemd-sysext-updater.service \
+    ~/.local/lib/systemd/user/ogui-overlay-mode.service
+}
+
+uninstall_steamos() {
+  log "Running SteamOS uninstaller"
+  curl -fsSL "$STEAMOS_SCRIPT_URL" -o /tmp/ogui-steamos.sh
+  chmod +x /tmp/ogui-steamos.sh
+  exec /tmp/ogui-steamos.sh
+}
+
+# Menu
+
+echo "===================================="
+echo " OpenGamepadUI Installer"
+echo "===================================="
+echo
+
+echo "0) Install OGUI (SteamOS)"
+echo "1) Install OGUI (System wide Installation)"
+echo "2) Install OGUI (Local Installation)"
+echo "3) Uninstall OGUI"
+echo
+
+read -rp "Select an option [0-3] (Ctrl+C to cancel): " option
+
+case "$option" in
+0)
+  install_steamos
+  ;;
+1)
+  install_system
+  ;;
+2)
+  install_local
+  ;;
+3)
+  echo
+  echo "Uninstall:"
+  echo "  1) System wide"
+  echo "  2) Local"
+  echo "  3) From SteamOS"
+  read -rp "Choice [1-3] (Ctrl+C to cancel): " uopt
+
+  case "$uopt" in
+  1) uninstall_system ;;
+  2) uninstall_local ;;
+  3) uninstall_steamos ;;
+  *)
+    err "Invalid uninstall option"
+    exit 1
+    ;;
+  esac
+  ;;
+*)
+  err "Invalid option"
+  exit 1
+  ;;
+esac