#!/bin/sh

set -x
set -e

TRIPLEARCH="$0"
TRIPLEOS="$1"
TRIPLEABI="$2"
BUILDDIR="$(pwd)"
DISTDIR="$(pwd)/dist"

apk update
apk add gcc g++ cmake make libc-dev binutils libstdc++ py3-pip clang-static llvm9-static xz llvm9-dev clang-dev zlib-static libxml2-dev
pip3 install s3cmd

mkdir build
cd build
cmake .. -DCMAKE_BUILD_TYPE=Release "-DCMAKE_INSTALL_PREFIX=$DISTDIR" -DZIG_STATIC=ON

make -j$(nproc) install
./zig build test

if [ -n "$DRONE_PULL_REQUEST" ]; then
  mv ../LICENSE "$DISTDIR/"
  mv ../zig-cache/langref.html "$DISTDIR/"
  mv "$DISTDIR/bin/zig" "$DISTDIR/"
  rmdir "$DISTDIR/bin"

  GITBRANCH="$DRONE_BRANCH"
  VERSION=$("$DISTDIR/zig" version)
  DIRNAME="zig-$TRIPLEOS-$TRIPLEARCH-$VERSION"
  TARBALL="$DIRNAME.tar.xz"
  mv "$DISTDIR" "$DIRNAME"
  tar cfJ "$TARBALL" "$DIRNAME"

  s3cmd put -P --add-header="cache-control: public, max-age=31536000, immutable" "$TARBALL" s3://ziglang.org/builds/

  SHASUM=$(shasum -a 256 $TARBALL | cut '-d ' -f1)
  BYTESIZE=$(wc -c < $TARBALL)

  JSONFILE="$TRIPLEARCH-$TRIPLEOS-$GITBRANCH.json"
  touch $JSONFILE
  echo "{\"tarball\": \"$TARBALL\"," >>$JSONFILE
  echo "\"shasum\": \"$SHASUM\"," >>$JSONFILE
  echo "\"size\": \"$BYTESIZE\"}" >>$JSONFILE

  s3cmd put -P --add-header="Cache-Control: max-age=0, must-revalidate" "$JSONFILE" "s3://ziglang.org/builds/$JSONFILE"
  s3cmd put -P "$JSONFILE" "s3://ziglang.org/builds/$TRIPLEARCH-$TRIPLEOS-$VERSION.json"
fi