Make Mac Terminal Better

mac-terminal-setup.sh

#!/bin/zsh

# Reference: https://www.youtube.com/watch?v=CF1tMjvHDRA

install_brew() {
  /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
}

setup_brew() {
  (echo; echo 'eval "$(/usr/local/bin/brew shellenv)"') >> /Users/shank/.zprofile
  eval "$(/usr/local/bin/brew shellenv)"
}

install_iterm2() {
  brew install --cask iterm2
}

download_iterm2_color() {
  curl https://raw.githubusercontent.com/josean-dev/dev-environment-files/main/coolnight.itermcolors --output ~/Downloads/coolnight.itermcolors
}

download_helper_shell() {
  curl https://raw.githubusercontent.com/mbadolato/iTerm2-Color-Schemes/master/tools/import-scheme.sh --output ~/Downloads/import-scheme.sh
}

import_iterm2_color() {
  bash ~/Downloads/import-scheme.sh ~/Downloads/coolnight.itermcolors
}

install_oh-my-zsh() {
  sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"
}

zsh_plugin_zsh-autosuggestions() {
  git clone https://github.com/zsh-users/zsh-autosuggestions ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-autosuggestions
}

zsh_plugin_zsh-syntax-highlighting() {
  git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting
}

zsh_setup_plugin() {
  plugin_name="$1"

  # Check if the plugin is already present in the .zshrc file
  if grep -q "$plugin_name" ~/.zshrc; then
    echo "Plugin $plugin_name is already present in .zshrc"
  else
    # Add the plugin to the plugin array in .zshrc
    sed -i '' 's/^plugins=(/plugins=('"$plugin_name"' /' ~/.zshrc
    echo "Plugin $plugin_name added to .zshrc"
  fi
  source ~/.zshrc
}

install_p10k() {
  git clone --depth=1 https://github.com/romkatv/powerlevel10k.git ${ZSH_CUSTOM:-$HOME/.oh-my-zsh/custom}/themes/powerlevel10k
}

setup_p10k() {
  # Why using `sed -i '' on macOS`:
  # https://stackoverflow.com/questions/25124969/sed-replacement-command-not-working-on-mac/72473197#72473197
  sed -i '' 's/^ZSH_THEME=.*/ZSH_THEME="powerlevel10k\/powerlevel10k"/g' ~/.zshrc
  grep -e '^ZSH_THEME=' ~/.zshrc
  source ~/.zshrc
}

setup_iterm2_font() {
  # font size to 20
  /usr/libexec/PlistBuddy -c "SET ':New Bookmarks:0:Normal Font' 'MesloLGS-NF-Regular 20'" ~/Library/Preferences/com.googlecode.iterm2.plist
}

setup_iterm2_color() {
  # TODO
}

main() {
  install_brew
  setup_brew
  install_iterm2
  install_oh-my-zsh
  zsh_plugin_zsh-autosuggestions
  zsh_setup_plugin zsh-autosuggestions
  zsh_plugin_zsh-syntax-highlighting
  zsh_setup_plugin zsh-syntax-highlighting
  zsh_setup_plugin web-search
  
  download_iterm2_color
  download_helper_shell
  import_iterm2_color
  install_p10k
  setup_p10k
  setup_iterm2_font
  setup_iterm2_color
}