#!/bin/bash

set -euo pipefail

get_latest_nerd_font_release() {
    basename "$(curl -Ls -o /dev/null -w "%{url_effective}" https://github.com/ryanoasis/nerd-fonts/releases/latest)"
}

install_font() {
    if [[ "$#" -lt 1 ]]; then
        echo "[!] No font file given to download!" >&2
        return 1
    fi

    local latest_release font_name
    font_name="$1"
    latest_release="$(get_latest_nerd_font_release)"
    tmpdir="$(mktemp -d)"

    curl -Lo "${tmpdir}/${font_name}" "https://github.com/ryanoasis/nerd-fonts/releases/download/${latest_release}/${font_name}"
    mkdir "${tmpdir}/font_files"
    tar -C "${tmpdir}/font_files" -xJf "${tmpdir}/${font_name}"

    mkdir -p "${HOME}/.local/share/fonts"
    find "${tmpdir}/font_files" -type f \( -iname '*.otf' -o -iname '*.ttf' \) -exec mv {} "${HOME}/.local/share/fonts/" \;

    rm -rf "${tmpdir}"
}

for font in "FiraCode.tar.xz" "Hack.tar.xz" "FiraMono.tar.xz"; do
    echo "[+] Installing ${font}..."
    install_font "${font}"
done

echo "[+] Reloading font cache..."
fc-cache -f