#!/bin/bash
# Description: Document typesetting
set -e

__tex_init="tlmgr init-usertree"
__tex_info="tlmgr --usermode info --only-installed"
__tex_install="tlmgr --usermode install"

case "$_PLATFORM" in
    darwin)
        _recipe brew
        _brew_cask mactex
        ;;
    arch)
        # Install texlive if it isn't already available (e.g. a local or
        # portable installation).
        if ! command -v tlmgr >/dev/null; then
            _recipe _arch
            _pacman texlive-bibtexextra
            _pacman texlive-core
            _pacman texlive-fontsextra
            _pacman texlive-formatsextra
            _pacman texlive-games
            _pacman texlive-humanities
            _pacman texlive-latexextra
            _pacman texlive-music
            _pacman texlive-pictures
            _pacman texlive-pstricks
            _pacman texlive-publishers
            _pacman texlive-science
            _yay tllocalmgr-git
            __tex_init=""
            __tex_info="tllocalmgr info --localsearch"
            __tex_install="yes | tllocalmgr install"
        else
            echo "[tex] Texlive appears to already be installed, skipping."
        fi
        ;;
    debian)
        _recipe _apt
        # Install texlive if it isn't already available (e.g. a local or
        # portable installation).
        if ! command -v tlmgr >/dev/null; then
            _ppa jonathonf/texlive
            _apt texlive-full
        else
            echo "[tex] Texlive appears to already be installed, skipping."
        fi
        # xzdec is required by tlmgr
        _apt xzdec
esac

$__tex_init 2>/dev/null || /bin/true

function _tex {
    local pkg=$1
    if ! $__tex_info $pkg | grep -i '^installed:.*Yes$' >/dev/null 2>&1; then
        _run "[tex] Install $pkg" bash -c "$__tex_install $@"
    else
        echo "[tex] $pkg is already installed, skipping."
    fi
}

function _tex_git {
    local pkg=$1
    local repo=$2
    local repo_path=$3
    local clone_path="$(kpsewhich -var-value TEXMFHOME)/git/latex/${pkg}"
    local install_parent="$(kpsewhich -var-value TEXMFHOME)/tex/latex"
    local install_path="${install_parent}/${pkg}"
    if [[ ! -d "${install_path}" ]]; then
        _git $2 "$(kpsewhich -var-value TEXMFHOME)/git/latex/${pkg}"
        _run "[tex] Install $pkg" mkdir -p "${install_parent}" && ln -s "${clone_path}/${repo_path}" "${install_path}"
    else
        echo "[tex] $pkg is already installed, skipping."
    fi
}

_tex labbook
_tex mdframed
_tex microtype
_tex minted
_tex moderncv
_tex soul
_tex tufte-latex

_recipe git
_tex_git dnd https://github.com/evanbergeron/DND-5e-LaTeX-Template.git
_tex_git trek https://github.com/lancelet/beamer-trek.git theme