Script to auto-install my ZSH basic settings

autoinstall_custom_zsh_ubuntu.sh

#!/bin/bash

ZSH_CONFIG=~/.zshrc
PLUGINS=~/.local/zsh_plugins

if [[ $EUID -eq 0 ]]; then
    echo "This script must not be executed using sudo directly. Exiting..."
    exit 1
fi


echo "This configuration has been set in Kubuntu 20.04"
echo "During the installation process you will be asked to interact in some moments"
echo "Also, if in some moment a ZSH is opened, just close it using: exit"
echo
echo "This script MUST be run with the next command to completely install ZSH for your current user:"
echo "   bash install_terminal_plugins.sh"
echo
read -p "Do you want to continue? [Press enter or abort with Ctrl+C]" user_input


########################################
#          Prerequisites               #
########################################

sudo apt-get update
sudo apt-get install -y curl unzip git



########################################
#   ZSH Installation & Configuration  #
########################################


echo "Installing ZSH"
sudo apt-get install -y zsh fonts-powerline || exit 1


echo
echo "ZSH will now be open for the first time."
echo "Mark the option (0) to just configure ~/.zshrc file and exit"
read -p "[Press enter to continue]" user_input
zsh -c "autoload -Uz zsh-newuser-install && zsh-newuser-install -f" || exit 1


echo
echo "Load same variables as /bin/bash in ZSH to avoid conflicts"
echo "emulate sh -c 'source /etc/profile'" | sudo tee -a /etc/zsh/zprofile >/dev/null || exit 1

echo
echo "Adding custom keybindings to remove complete words with Ctrl + Backspace/Delete"
echo "# CUSTOM KEYBINDING" >> $ZSH_CONFIG || exit 1
echo "bindkey '^H' backward-kill-word # Ctrl + Backspace" >> $ZSH_CONFIG || exit 1
echo "bindkey '5~' kill-word # Ctrl + Delete" >> $ZSH_CONFIG || exit 1



########################################
#        ZSH Plugins & Oh My ZSH       #
########################################


echo
echo "Installing Oh My ZSH (a plugin framework for ZSH)"
sh -c "$(curl -fsSL https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh)" || exit 1


echo
echo "Installing Oh My ZSH plugins (now starts the good part)"


echo
echo "Installing theme powerlevel10k (a really fancy theme :D)"
git clone --depth=1 https://github.com/romkatv/powerlevel10k.git ${ZSH_CUSTOM:-$HOME/.oh-my-zsh/custom}/themes/powerlevel10k || exit 1
sed -i 's/ZSH_THEME="[^"]*"/ZSH_THEME="powerlevel10k\/powerlevel10k"/' $ZSH_CONFIG

echo
echo "Installing zsh-syntax-highlighting"
git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting || exit 1
sed -i "s/plugins=(\(.*\))/plugins=(\1 zsh-syntax-highlighting)/" $ZSH_CONFIG || exit 1

echo
echo "Installing zsh-autosuggestions"
git clone https://github.com/zsh-users/zsh-autosuggestions ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-autosuggestions || exit 1
sed -i "s/plugins=(\(.*\))/plugins=(\1 zsh-autosuggestions)/" $ZSH_CONFIG || exit 1

echo
echo "Configuring dirhistory"
sed -i "s/plugins=(\(.*\))/plugins=(\1 dirhistory)/" $ZSH_CONFIG || exit 1

########################################
#   Setting extra plugins & Aliases    #
########################################

echo
echo "Installing Micro (modern & simple terminal editor, using modern shortcuts)"
sudo apt-get install -y micro || exit 1

echo
echo "Installing batcat (bat: cat, but improved)"
sudo apt-get install -y bat || exit 1


echo
echo "Installing exa (ls improved)"
EXA_VERSION=$(curl -s "https://api.github.com/repos/ogham/exa/releases/latest" | grep -Po '"tag_name": "v\K[0-9.]+') || exit 1
curl -Lo exa.zip "https://github.com/ogham/exa/releases/latest/download/exa-linux-x86_64-v${EXA_VERSION}.zip" || exit 1
sudo unzip -q -o exa.zip bin/exa -d /usr/local || exit 1
rm -rf exa.zip


echo
echo "Installing diff-so-fancy (sustitute for classic 'git diff' view)"
git clone https://github.com/so-fancy/diff-so-fancy $PLUGINS/diff-so-fancy
echo "# Adding diff-so-fancy to the PATH" >> $ZSH_CONFIG
echo "export PATH=$PLUGINS/diff-so-fancy:$PATH" >> $ZSH_CONFIG
diff-so-fancy --set-defaults


echo
echo "Installing enhancd + fzf (improved 'cd' command')"
sudo apt-get install fzf
git clone https://github.com/babarot/enhancd $PLUGINS/enhancd
echo "# enhancd (fzf) configuration" >> $ZSH_CONFIG
echo "source $PLUGINS/enhancd/init.sh" >> $ZSH_CONFIG
echo "export ENHANCD_FILTER=\"fzf +x --delimiter / --with-nth -3.. --border rounded --tabstop 4 --height 40% --layout reverse --preview='exa --tree --group-directories-first --level 1 {}'\""  >> $ZSH_CONFIG

echo 'alias bat="batcat"' >> $ZSH_CONFIG || exit 1
echo 'alias ll="exa -lh"' >> $ZSH_CONFIG || exit 1
echo 'alias tree="exa -lh --tree"' >> $ZSH_CONFIG || exit 1



########################################
#               End!                   #
########################################
echo
echo
echo "INSTALLATION FINISHED!!!"
echo
echo "Next time you open ZSH you will be prompted to configure your powerlevel10k theme"
echo "Just apply your preferred configuration :)"
echo 
echo "It is recommended to restart your session to apply all the changes. If you find some problem,"
echo "disable again ZSH with: chsh -s /bin/bash"
echo
echo "New commands installed/improved:"
echo "  - micro : modern terminal editor, using modern common keyboards shortcuts"
echo "  - ll / tree : list files with improved presentation using EXA"
echo "  - bat : improved cat command"
echo "  - git diff : now it uses an improved diff viewer" 
echo "  - cd : now it uses an advanced file finder, check this repo for full documentation https://github.com/babarot/enhancd"
echo
echo "New shortcuts:"
echo " - RightArrow: autocomplete command"
echo " - Alt + UpArrow: move to the parent directory (as 'cd ..')"
echo " - Alt + LeftArrow / RightArrow: move back to the previous visited directory"
echo " - Alt + Down: move to the first child directory"

Recommended font to use in order to maximize compatibility: MesloLGS Nerd Font

Install all of the fonts listed below:

• MesloLGS NF Regular.ttf
• MesloLGS NF Bold.ttf
• MesloLGS NF Italic.ttf
• MesloLGS NF Bold Italic.ttf