install-zsh.sh

#!/bin/sh
# From latest[jsdelivr]:
# curl -sSL https://gcore.jsdelivr.net/gh/HYwooo/install@latest/install-zsh.sh | sh
# From master[raw]:
# curl -sSL https://raw.githubusercontent.com/HYwooo/install/refs/heads/master/install-zsh.sh | sh
# From master[jsdelivr]:
# curl -sSL https://gcore.jsdelivr.net/gh/HYwooo/install@master/install-zsh.sh | sh

# Print a blue-colored header indicating the start of Zsh installation
echo -e "\033[1;34m******************* Installing Zsh ******************\033[0m"

# Install Git and Zsh quietly without recommended packages
if ! command -v zsh >/dev/null 2>&1; then
    sudo apt install -y gawk git zsh --quiet --no-install-recommends
    touch ~/.zshrc
    echo -e "\033[1;32m******************* Zsh installed ******************\033[0m"
else
    echo -e "\033[1;33mZsh is already installed, skipping installation.\033[0m"
fi

# Set Zsh as the default shell (requires user password)
if [ "$(basename "$SHELL")" != "zsh" ]; then
    echo "Changing default shell to Zsh."
    sudo chsh -s "$(which zsh)" "$USER"
    echo -e "\033[1;32mDefault shell changed to Zsh.\033[0m"
else
    echo -e "\033[1;33mZsh is already the default shell.\033[0m"
fi

# Print a blue-colored header indicating the start of Zplug installation
echo -e "\033[1;34m******************* Installing Zplug ******************\033[0m"

# Install Zplug by downloading and running the installation script from the official repository
if [ ! -d ~/.zplug ]; then
    curl -sL --proto-redir -all,https https://gcore.jsdelivr.net/gh/zplug/installer@master/installer.zsh | zsh
    zsh -c ". ~/.zplug/init.zsh"
    echo -e "\033[1;32m******************* Zplug installed ******************\033[0m"
else
    echo -e "\033[1;33mZplug is already installed, skipping installation.\033[0m"
fi

# Print a blue-colored header indicating the start of Zsh configuration
echo -e "\033[1;34m******************* Configuring Zsh with Zplug ******************\033[0m"

# Add Zplug configuration to ~/.zshrc
echo -e "\033[1;34m******************* Add info to ~/.zshrc ******************\033[0m"
    cat << EOF >> ~/.zshrc
# Zplug configuration
export ZPLUG_HOME=~/.zplug
. ~/.zplug/init.zsh

# History config
HISTSIZE=1000
SAVEHIST=1000
HISTFILE=~/.zsh_history

# Plugins
# zplug "zsh-users/zsh-completions"
zplug "zsh-users/zsh-history-substring-search"
zplug "zsh-users/zsh-autosuggestions"
zplug "zsh-users/zsh-syntax-highlighting"

# Theme (optional, replace with your preferred theme)
zplug "carloscuesta/materialshell", as:theme, use:"materialshell.zsh"

# Install plugins if not already installed
if ! zplug check; then
    zplug install
fi

# Load plugins
zplug load

# Environment variables
export TERM=xterm-256color
EOF

echo -e "\033[1;32m******************* Zsh configured with Zplug ******************\033[0m"


# Reload the ~/.zshrc file to apply the changes
zsh -c ". ~/.zshrc"