setup

#!/bin/bash

cd "$(dirname "$0")" || exit 1

### REQUIRED VARS
if [ -z "$XDG_CONFIG_HOME" ]; then
	export XDG_CONFIG_HOME="$HOME/.config"
fi
if [ -z "$XDG_DATA_HOME" ]; then
	export XDG_DATA_HOME="$HOME/.local/share"
fi
if [ -z "$XDG_CACHE_HOME" ]; then
	export XDG_CACHE_HOME="$HOME/.cache"
fi

### HELPERS

# symlink $source $destination
function symlink {
	local source
	source="$(realpath "$1")"
	if ! [[ -f "$source" || -d "$source" ]]; then
		echo "could not find: $source" >&2
		exit 1
	fi

	if [[ -d "$2" ]]; then
		# remove destination folder
		rm -rf "$2"
	fi

	ln -fs "$source" "$2"
}

# create a file if not already created
function seed_file {
	local source
	source="$(realpath "$1")"
	if ! [[ -f "$source" || -d "$source" ]]; then
		echo "could not find: $source" >&2
		exit 1
	fi

	cp -n "$1" "$2"
}

### SCRIPTS
mkdir -p "$HOME/.local/bin"

for f in ./scripts/*; do
	symlink "$(realpath "$f")" "$HOME/.local/bin/$(basename "$f")"
done

### GIT
seed_file "./git/gitconfig.local-example" "$(realpath "./git/gitconfig.local")"

symlink "./git/gitconfig" "$HOME/.gitconfig"
symlink "./git/gitconfig.local" "$HOME/.gitconfig.local"
symlink "./git/gitignore_global" "$HOME/.gitignore_global"

### SSH
symlink "./ssh/rc" "$HOME/.ssh/rc"

### VIM
symlink "./vim/vimrc" "$HOME/.vimrc"

### NEOVIM
symlink "./nvim" "$XDG_CONFIG_HOME/nvim"

### TMUX
symlink "./tmux" "$XDG_CONFIG_HOME/tmux"

if ! [ -d "tmux/plugins/tpm" ]; then
	git clone https://github.com/tmux-plugins/tpm "tmux/plugins/tpm"
fi

### LAZYGIT
symlink "./lazygit" "$XDG_CONFIG_HOME/lazygit"

### ALACRITTY
symlink "./alacritty" "$XDG_CONFIG_HOME/alacritty"

### ZSH
mkdir -p "$XDG_DATA_HOME/zsh"

symlink "./zsh" "$XDG_CONFIG_HOME/zsh"

if ! [ -d "$XDG_CONFIG_HOME/zsh/plugins" ]; then
	# install plugins
	git clone https://github.com/hlissner/zsh-autopair "$XDG_CONFIG_HOME/zsh/plugins/zsh-autopair"
	git clone https://github.com/zsh-users/zsh-autosuggestions "$XDG_CONFIG_HOME/zsh/plugins/zsh-autosuggestions"
	git clone https://github.com/zsh-users/zsh-syntax-highlighting "$XDG_CONFIG_HOME/zsh/plugins/zsh-syntax-highlighting"
fi

symlink "./zsh/zshrc" "$HOME/.zshrc"
symlink "./zsh/zshenv" "$HOME/.zshenv"
symlink "./zsh/zprofile" "$HOME/.zprofile"

if [ "$(uname)" = "Darwin" ]; then
	### YABAI
	symlink "./yabai" "$XDG_CONFIG_HOME/yabai"

	### SKHD
	symlink "./skhd" "$XDG_CONFIG_HOME/skhd"
fi