run

#!/bin/bash

set -e
set -x
set -o pipefail

TEMPLATE="template.tex.jinja2"

SCRIPTPATH="$(readlink -f "$(dirname "$BASH_SOURCE")")"
TMP_DIR="$(mktemp -d)"

cleanup () {
    rm -rf "$TMP_DIR"
}

trap cleanup EXIT

gather () {
    "${SCRIPTPATH}/gather_weather_icons.py"
    "${SCRIPTPATH}/gather_weather.py"
    "${SCRIPTPATH}/gather_caldav.py"
    "${SCRIPTPATH}/gather_webcal.py"
}

render_data_to_latex () {
    "${SCRIPTPATH}/templater.py" "${TEMPLATE}"
}

render_latex_to_png () {
    xelatex "display.tex"
    pdftocairo -png -mono -singlefile -antialias none "display.pdf" display
    convert -rotate 90 display.png "display.png"
}

display () {
    $DISPLAY_TOOL "display.png"
}

run () {
    if [[ -f "${SCRIPTPATH}/venv/bin/activate" ]]; then
	source "${SCRIPTPATH}/venv/bin/activate"
    fi

    if [[ -f "${SCRIPTPATH}/environment" ]]; then
	set +x
	set -o allexport
	source "${SCRIPTPATH}/environment"
	set +o allexport
	set -x
    fi

    cd "$TMP_DIR"
    ln -s "${SCRIPTPATH}/beamerthemeseriinfodisplay.sty" .
    ln -s "${SCRIPTPATH}/calendarweek.tex" .

    gather | tee "/tmp/last_comporellon_gather" | render_data_to_latex > "display.tex"
    render_latex_to_png
    display
}

if [[ "${BASH_SOURCE[0]}" = "${0}" ]]; then
   run
fi