#!/bin/bash
# https://docs.sheetjs.com/docs/demos/engines/chakra

cd /tmp
rm -rf sheetjs-chakra

mkdir sheetjs-chakra
cd sheetjs-chakra

git clone https://github.com/chakra-core/ChakraCore.git
cd ChakraCore
git checkout 792ee76
cd ..

cd ChakraCore
./build.sh --static --icu=/usr/local/opt/icu4c/include --test-build -j=8 --no-jit
cd ..

curl -L -O https://docs.sheetjs.com/chakra/sheetjs.ch.cpp
curl -L -O https://docs.sheetjs.com/chakra/Makefile

make

curl -L -O https://cdn.sheetjs.com/xlsx-latest/package/dist/xlsx.full.min.js
curl -L -O https://docs.sheetjs.com/pres.numbers

./sheetjs.ch pres.numbers

cp ChakraCore/out/Test/ch .

node -e "fs.writeFileSync('payload.js', 'var payload = \"' + fs.readFileSync('pres.numbers').toString('base64') + '\";')"

cat <<EOF >global.js
var global = (function(){ return this; }).call(null);
EOF

cat <<EOF >chakra.js
var wb = XLSX.read(payload, {type:'base64'});
console.log(XLSX.utils.sheet_to_csv(wb.Sheets[wb.SheetNames[0]]));
EOF

cat global.js xlsx.full.min.js payload.js chakra.js > xlsx.chakra.js

./ch xlsx.chakra.js