#!/bin/bash

# SPDX-FileCopyrightText: 2023 - 2024 Thomas Buck <thomas@xythobuz.de>
# SPDX-License-Identifier: CERN-OHL-S-2.0+
#
#  ------------------------------------------------------------------------------
# | Copyright (c) 2023 - 2024 Thomas Buck <thomas@xythobuz.de>                   |
# |                                                                              |
# | This source describes Open Hardware and is licensed under the CERN-OHL-S v2  |
# | or any later version.                                                        |
# |                                                                              |
# | You may redistribute and modify this source and make products using it under |
# | the terms of the CERN-OHL-S v2 (https://ohwr.org/cern_ohl_s_v2.txt)          |
# | or any later version.                                                        |
# |                                                                              |
# | This source is distributed WITHOUT ANY EXPRESS OR IMPLIED WARRANTY,          |
# | INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A         |
# | PARTICULAR PURPOSE. Please see the CERN-OHL-S v2 (or any later version)      |
# | for applicable conditions.                                                   |
# |                                                                              |
# | Source location: https://github.com/drinkrobotics/dispensy                   |
# |                                                                              |
# | As per CERN-OHL-S v2 section 4, should You produce hardware based on this    |
# | source, You must where practicable maintain the Source Location visible      |
# | on the external case of the Gizmo or other products you make using this      |
# | source.                                                                      |
#  ------------------------------------------------------------------------------

INSCH="../hardware/dispensy.kicad_sch"
INPCB="../hardware/dispensy.kicad_pcb"

cd "$(dirname "$0")"

if [ "$1" = "build" ] ; then
    echo "Generating plots"
    ../hardware/generate_plot.sh
    echo

    echo "Generating fab"
    ../hardware/generate_fab.sh
    echo
fi

rm -rf src/plot
cp -r ../hardware/plot src

for path in $INSCH
do
    IN=`echo $path | sed "s:../hardware/::g"`
    o="src/inc_$IN.md"
    echo "Include for $IN at $o"

    rm -rf $o
    echo "<script src=\"js/svg-pan-zoom.js\" charset=\"UTF-8\"></script>" >> $o

    for f in `ls src/plot/$IN.svg/*.svg | sort -r`; do
        file=`echo $f | sed 's:src/:./:g'`
        name=`echo $f | sed "s:src/plot/$IN.svg/::g" | sed 's:.svg::g'`
        echo "Sheet at $name"

        echo "<h2>$name</h2>" >> $o
        echo "<div style=\"background-color: white; border: 1px solid black;\">" >> $o
        echo "<embed type=\"image/svg+xml\" src=\"$file\" id=\"pz_$name\" style=\"width:100%;\"/>" >> $o
        echo "<script>" >> $o
        echo "document.getElementById('pz_$name').addEventListener('load', function(){" >> $o
        echo "svgPanZoom(document.getElementById('pz_$name'), {controlIconsEnabled: true, minZoom: 1.0});" >> $o
        echo "})" >> $o
        echo "</script>" >> $o
        echo "</div>" >> $o
        echo >> $o
        echo "[Direct link to \`$name\`]($file)." >> $o
        echo >> $o
    done

    echo
done

plot_3d() {
    echo '<script type="importmap">' >> $1
    echo '    {' >> $1
    echo '        "imports": {' >> $1
    echo '            "three": "https://cdn.jsdelivr.net/npm/three@0.163.0/build/three.module.js",' >> $1
    echo '            "three/addons/": "https://cdn.jsdelivr.net/npm/three@0.163.0/examples/jsm/"' >> $1
    echo '        }' >> $1
    echo '    }' >> $1
    echo '</script>' >> $1
    echo "<p>Status: \"<span id=\"3d_info_$2\">Preparing 3D model...</span>\"</p>" >> $1
    echo "<div id=\"3d_viewer_$2\" style=\"width: 100%; height: 100%; background-color: white; border: 1px solid black; position: relative;\"></div>" >> $1
    echo '<script type="module">' >> $1
    echo "    var info = document.getElementById(\"3d_info_$2\");" >> $1
    echo "    var view = document.getElementById(\"3d_viewer_$2\");" >> $1
    echo '    view.style.height = Math.floor(view.clientWidth * 0.707) + "px";' >> $1
    echo '    import { init_3d } from "./js/3d.js";' >> $1
    echo "    init_3d(\"$3\", view, info, view.clientWidth, view.clientHeight);" >> $1
    echo '</script>' >> $1
}

for path in $INPCB
do
    IN=`echo $path | sed "s:../hardware/::g"`
    o="src/inc_$IN.md"
    file="plot/$IN.wrl"
    name=`echo $file | sed "s:plot/::g" | sed 's:.wrl::g'`
    echo "Include for $IN at $o, $file, $name"
    rm -rf $o

    plot_3d $o $name $file
done
echo

echo "Generating docs"
if [ "$1" = "serve" ] ; then
    mdbook serve --open
elif [ "$1" = "build" ] ; then
    mdbook build
else
    echo "Invalid command. 'build' or 'serve'."
fi