steam-install: robustify

steam-install

@@ -1,26 +1,38 @@
-#!/bin/sh
+#!/bin/bash
 
 set -xeo pipefail
 
-# Installs the AppImage for steam
-
+# Variables
 APP=Steam-x86_64.AppImage
 NAME=steam
 URL="https://github.com/ivan-hc/Steam-appimage/releases/download/continuous/Steam-202310201446-x86_64.AppImage"
+LOCAL_BIN_DIR=$HOME/.local/bin
+DESKTOP_DIR=$HOME/.local/share/applications
 
-mkdir -p $HOME/.local/bin
-echo "export PATH=$PATH:$HOME/.local/bin" >> .bashrc
-echo "export PATH=$PATH:$HOME/.local/bin" >> .bash_profile
+# Ensure local bin directory is in PATH
+if [[ ! ":$PATH:" == *":$LOCAL_BIN_DIR:"* ]]; then
+    echo "export PATH=\$PATH:$LOCAL_BIN_DIR" >> $HOME/.bashrc
+    echo "export PATH=\$PATH:$LOCAL_BIN_DIR" >> $HOME/.bash_profile
+fi
 
+# Install Steam AppImage
 cd /tmp
 curl -LO $URL
 chmod +x $APP
 ./$APP --appimage-extract
 mv squashfs-root $HOME/$NAME
 
-cd $HOME/$NAME
-ln -sf $(realpath AppRun) $HOME/.local/bin/$NAME
-desktop-file-install --dir="$HOME/.local/share/applications" $NAME.desktop
-sed -i "s|Exec=$NAME|Exec=$HOME/.local/bin/$NAME|g" $HOME/.local/share/applications/$NAME.desktop
-gio set "$HOME/.local/share/applications/$NAME.desktop" "metadata::trusted" true
+# Create symbolic link to AppRun
+ln -sf $(realpath $HOME/$NAME/AppRun) $LOCAL_BIN_DIR/$NAME
+
+# Install desktop entry
+desktop-file-install --dir="$DESKTOP_DIR" $HOME/$NAME/$NAME.desktop
+
+# Update desktop entry
+sed -i "s|Exec=$NAME|Exec=$LOCAL_BIN_DIR/$NAME|g" $DESKTOP_DIR/$NAME.desktop
+
+# Mark desktop entry as trusted
+gio set "$DESKTOP_DIR/$NAME.desktop" "metadata::trusted" true
+
+# Clean up
 rm -rf /tmp/$APP