bash script for setting up my working environment

set_up.sh

#! /bin/bash
# Script for setting up working environment

# Ensure that script ran in parent shell
read -p $"Did you run the script on parent shell? Kinda 'source script.sh' [y/n] \n" answer
if [[ "$answer" != "y" ]]; then
    echo "Run the script on parent shell, like this '. script.sh' or 'source script.sh'"
    exit 1
fi

# To avoid prompting for the sudo password for the rest of the script, enter it at the start.
sudo -v

# Determine the desktop environment and configure it
desktop_environment=$(echo $XDG_CURRENT_DESKTOP | tr [:upper:] [:lower:])
if [[ $desktop_environment == "gnome" ]]; then
    echo 'adding keyboard langs that i need...'
    gsettings set org.gnome.desktop.input-sources sources "[('xkb', 'us'), ('xkb', 'ru')]"
    echo 'setting up capslock as keyboard layout switcher...'
    gsettings set org.gnome.desktop.input-sources xkb-options "['grp:caps_toggle']"
    echo 'setting up screen blank to 15 minutes...'
    gsettings set org.gnome.desktop.session idle-delay 900
    echo 'setting up automatic suspend time to 30 minutes...'
    gsettings set org.gnome.settings-daemon.plugins.power sleep-inactive-ac-timeout 1800
    echo 'setting up input sources per-window...'
    gsettings set org.gnome.desktop.input-sources per-window true
    echo 'setting up single click mode in Files/Nautilus...'
    gsettings set org.gnome.nautilus.preferences click-policy 'single'
    echo 'enabling night light...'
    gsettings set org.gnome.settings-daemon.plugins.color night-light-enabled true
else    
    echo "Unsupported desktop environment: $desktop_environment"
    exit 1
fi

# Determine the terminal shell and configure it
terminal_shell=$(basename $SHELL)
if [[ $terminal_shell == "bash" ]]; then    
    echo $"turning on case insensitive tabulation/completion...\nsetting up terminal's promt color..."
    echo "
# case insensitive tabulation/completion
bind 'set completion-ignore-case on'" >> ~/.bashrc
else
    echo "Unsupported terminal shell: $terminal_shell"
    exit 1
fi

# Temp working directory for downloading apps
cd ~/Downloads

# Determine the Linux distribution and install apps
distro=$(source /etc/os-release 2>/dev/null && echo $ID)
if [[ $distro == "ubuntu" ]]; then
    echo 'installing: yandex browser...'
    echo 'deb [arch=amd64] https://repo.yandex.ru/yandex-browser/deb stable main' > /etc/apt/sources.list.d/yandex-browser.list &&
    apt install -y yandex-browser-stable
    
    echo 'installing: dbeaver...'
    add-apt-repository ppa:serge-rider/dbeaver-ce -y &&
    apt install dbeaver-ce -y
    # sudo snap install -y dbeaver-ce
    
    echo 'installing: postman...'
    # need to test snap package first
    sudo snap install -y postman
    
    echo 'installing: telegram...'
    # need to test snap package first
    sudo snap install telegram-desktop

    echo 'disabling update notifier...'
    sed -i 's/Exec/#Exec/' /etc/xdg/autostart/update-notifier.desktop
    
    # echo 'installing: nvidia legacy drivers...'
    # add-apt-repository ppa:kelebek333/nvidia-legacy
    # apt install nvidia-340
    # apt install nvidia-340-updates
elif [[ $distro == "fedora" ]]; then
    echo "installing: dbeaver, postman, telegram, yandex browser..."
    flatpak install -y --noninteractive flathub io.dbeaver.DBeaverCommunity com.getpostman.Postman org.telegram.desktop ru.yandex.Browser
else
    echo "Unsupported distribution: $distro"
    exit 1
fi