build

#!/bin/bash

##############################################
#                   COLOR                    #
##############################################
RED=$(tput setaf 1)
BLUE=$(tput setaf 4)
RESET=$(tput sgr0)

##############################################
#                 FUNCTIONS                  #
##############################################
DOTFILES_PATH="$HOME/.dotfiles"

check_dotfiles_path() {
	if [ ! -d "$DOTFILES_PATH" ]; then
		if [ -e "$DOTFILES_PATH" ]; then
			confirm "Directory $DOTFILES_PATH already exists. Do you want to delete it?" && rm -rf "$DOTFILES_PATH"

			if [ -e "$DOTFILES_PATH" ]; then
				handle_error "Failed to delete existing directory $DOTFILES_PATH."
			fi

			echo "${RED}Thanks for using build script! 👋 C'ya next time${RESET}"
			exit 0
		fi

		echo "${BLUE}Cloning dotfiles repository...${RESET}"
		git clone https://github.com/Mephisto-Grumpy/dotfiles "$DOTFILES_PATH" || handle_error "Failed to clone dotfiles repository."
	fi
}

confirm() {
	read -r -p "$1 [y/N] " response
	case "$response" in
	[yY][eE][sS] | [yY])
		true
		;;
	*)
		false
		;;
	esac
}

handle_error() {
	echo "${RED}Error: $1${RESET}" >&2
	exit 1
}

install_homebrew() {
	echo "${BLUE}Installing 🍺 Homebrew...${RESET}"
	/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)" || handle_error "Failed to install Homebrew."

	if [[ "$OSTYPE" == "darwin"* ]]; then
		eval "$(/opt/homebrew/bin/brew shellenv)"
	else
		eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
	fi
}

install_brew_packages() {
	echo "${BLUE}Installing 🍺 Homebrew packages...${RESET}"
	brew bundle --file="$DOTFILES_PATH/Brewfile" || handle_error "Failed to install Homebrew packages."
}

setup_fish_shell() {
	echo "${BLUE}Setting up 🐟 Fish shell...${RESET}"

	if ! command -v fish &>/dev/null; then
		handle_error "Fish shell is not installed."
	fi

	if ! fish -c "fisher --version" >/dev/null; then
		fish -c "curl -sL https://git.io/fisher | source && fisher install jorgebucaran/fisher" || handle_error "Failed to install Fisher."
	else
		echo "Fisher is already installed."
	fi

	echo "${BLUE}Setting up 🐟 Fish shell as temporary default shell...${RESET}"
	echo "$(which fish)" | sudo tee -a /etc/shells
	chsh -s "$(which fish)" || handle_error "Failed to set Fish shell as temporary default."
}

restore_default_shell() {
	echo "${BLUE}Restoring default shell...${RESET}"
	chsh -s "$(getent passwd "$USER" | cut -d: -f7)" || handle_error "Failed to restore default shell."
}

install_fish_packages() {
	echo "${BLUE}Installing 🐟 Fish shell packages...${RESET}"
	fish -c "fisher install jethrokuan/z" || handle_error "Failed to install z."
	fish -c "fisher install PatrickF1/fzf.fish" || handle_error "Failed to install fzf."
	fish -c "fisher install nickeb96/puffer-fish" || handle_error "Failed to install puffer-fish."
	fish -c "fisher install laughedelic/pisces" || handle_error "Failed to install pisces."
}

link_dotfiles() {
	echo "${BLUE}Linking dotfiles...${RESET}"

	ln -sf "$DOTFILES_PATH/.gitconfig" "$HOME/.gitconfig"
	ln -sf "$DOTFILES_PATH/.gitignore" "$HOME/.gitignore"
	ln -sf "$DOTFILES_PATH/.config" "$HOME/.config"
	ln -sf "$DOTFILES_PATH/.czrc" "$HOME/.czrc"
}

main() {
	echo "${BLUE}Setting up dotfiles...${RESET}"

	check_dotfiles_path

	confirm "This script will install and configure dotfiles. Continue?" || exit

	current_shell=$(basename "$SHELL")
	if [[ "$current_shell" == "bash" || "$current_shell" == "zsh" ]]; then
		install_homebrew
		install_brew_packages

		setup_fish_shell
		install_fish_packages
		restore_default_shell
	else
		install_homebrew
		install_brew_packages
		install_fish_packages
	fi

	link_dotfiles
}

##############################################
#                   MAIN                     #
##############################################
main