linux-appimage-installer.sh

#!/bin/bash

# Check if the AppImage file path is provided
if [ -z "$1" ]; then
    echo "Error: Please provide the path to the AppImage file as the first argument."
    exit 1
fi

# Path to the AppImage file
appimage_path="$1"

# Prompt the user for the custom app name
read -p "Enter a custom app name: " app_name

# Check if the provided name is not empty
if [ -z "$app_name" ]; then
    echo "Error: Custom app name cannot be empty."
    exit 1
fi

# Directory to move the AppImage to
install_dir="/opt/$app_name"

# Path to the .desktop file
desktop_file="/usr/share/applications/$app_name.desktop"

# Check if the AppImage file exists
if [ ! -f "$appimage_path" ]; then
    echo "Error: AppImage file not found."
    exit 1
fi

# Create the installation directory
sudo mkdir -p "$install_dir"

# Move the AppImage to the installation directory
sudo cp "$appimage_path" "$install_dir"

# Set execute permissions on the AppImage
sudo chmod +x "$install_dir/$(basename "$appimage_path")"

# Set execute permissions on the install directory
sudo chmod +x "$install_dir"

# Create a .desktop file
echo "[Desktop Entry]
Name=$app_name
Exec=\"$install_dir/$(basename "$appimage_path")\"
Icon=$install_dir/your_icon.png
Type=Application
Categories=Utility;" | sudo tee "$desktop_file" >/dev/null

# Make the .desktop file executable
sudo chmod +x "$desktop_file"

# Inform the user
echo "Installation complete. You can now launch \"$app_name\" from the application menu."