#!/bin/sh

# This script will compile or run another finishing operation on a document. I
# have this script run via vim.
#
# Compiles .tex. groff (.mom, .ms), .rmd, .md.  Opens .sent files as sent
# presentations.  Runs scripts based on extention or shebang

file=$(readlink -f "$1")
dir=$(dirname "$file")
base="${file%.*}"

cd "$dir" || exit

textype() { \
    command="pdflatex"
    ( sed 5q "$file" | grep -i -q 'xelatex' ) && command="xelatex"
    $command --output-directory="$dir" "$base" &&
    grep -i addbibresource "$file" >/dev/null &&
    biber --input-directory "$dir" "$base" &&
    $command --output-directory="$dir" "$base" &&
    $command --output-directory="$dir" "$base"
    }

case "$file" in
    *\.ms) refer -PS -e "$file" | groff -me -ms -kept -T pdf > "$base".pdf ;;
    *\.mom) refer -PS -e "$file" | groff -mom -kept -T pdf > "$base".pdf ;;
    *\.[0-9]) refer -PS -e "$file" | groff -mandoc -T pdf > "$base".pdf ;;
    *\.[rR]md) Rscript -e "require(rmarkdown); rmarkdown::render('$file', quiet=TRUE)" ;;
    *\.tex) textype "$file" ;;
    *\.md) pandoc "$file" --pdf-engine=xelatex -o "$base".pdf ;;
    *config.h) sudo make install ;;
        *\.c) cc "$file" -o "$base" && "$base" ;;
    *\.py) python "$file" ;;
    *\.go) go run "$file" ;;
    *\.sent) setsid sent "$file" 2>/dev/null & ;;
    *) sed 1q "$file" | grep "^#!/" | sed "s/^#!//" | xargs -r -I % "$file" ;;
esac