#!/bin/bash

# This script is a complete replacement for latexmk,
# using this docker container.


# All arguments are passed to latexmk,
# so options are provided via envvars.

# These options should never be changed,
# use LATEX_OUT_DIR.
if [[ $@ == *"-outdir"* ]] || [[ $@ == *"-output-directory"* ]] ; then
	echo "Do not set output dir while using this script." 1>&2
	exit 1
fi

# What directory we should bind to /work.
if [[ -z "$LATEXMK_WORK_DIR" ]] ; then
	LATEXMK_WORK_DIR="/"
fi

# CD to this path inside LATEXMK_WORK_DIR.
# Must be relative.
if [[ -z "$LATEXMK_CD_DIR" ]] ; then
	LATEXMK_CD_DIR="$(realpath --relative-to="$LATEXMK_WORK_DIR" "$(pwd)")"
fi

# Default path for output
if [[ -z "$LATEX_OUT_DIR" ]] ; then
	LATEX_OUT_DIR="./build"
fi

# Docker wants relative paths
# mkdir here so we don't have permission problems
LATEX_OUT_DIR=$(realpath "$LATEX_OUT_DIR")
mkdir -p "$LATEX_OUT_DIR"

docker run --rm \
	--user $(id -u):$(id -g) \
	-v "$LATEXMK_WORK_DIR:/work:ro" \
	-v "$LATEX_OUT_DIR:/build" \
	-e "LATEXMK_CD_DIR=$LATEXMK_CD_DIR" \
	git.betalupi.com/mark/latex \
	bash /run.sh $@