#!/bin/sh

link() {
	src="$1"
	dst="$2"

	if [ "$src" = "" ] || [ "$dst" = "" ]; then
		echo "Source or destination parameter missing." >&2
		exit 2
	fi

	if [ ! -e "$src" ]; then
		echo "Source file not found." >&2
		exit 3
	fi

	if [ -e "$dst" ] && [ ! -L "$dst" ]; then
		echo "Destination exists and is not a symlink." >&2
		exit 4
	fi

	full_src=$(realpath -s "$src")
	full_dst=$(realpath -s "$dst")

	if [ -L "$dst" ]; then
		if [ "$full_dst" != "$full_src" ]; then
			ln -s -f "$full_src" "$full_dst"
		fi
	else
		ln -s "$full_src" "$full_dst"
	fi
}

cd "$(dirname "$(readlink -f "$0")")" || exit 1

link ./alacritty/alacritty.yml "$HOME/.config/alacritty/alacritty.yml"

link ./fish/abbr.fish "$HOME/.config/fish/abbr.fish"
link ./fish/config.fish "$HOME/.config/fish/config.fish"

link ./flavours/config.toml "$HOME/.config/flavours/config.toml"

link ./newsboat/config "$HOME/.config/newsboat/config"

link ./nvim/init.lua "$HOME/.config/nvim/init.lua"
link ./nvim/vim_plugins.sh "$HOME/scripts/vim_plugins.sh"

link ./tmux/tmux.conf "$HOME/.tmux.conf"