#!/bin/bash
set -euo pipefail
set -x

# Default to edge release if the VERSION isn't set.
RELEASE=${VERSION-edge}

if [ -z "${GIT_SHA-}" ]; then
    GIT_SHA=$(git rev-parse --short HEAD)
    echo "Using local git sha ${GIT_SHA}"
fi

cd $(cd `dirname "$0"`; cd ..; pwd)

TARGETS="darwin-amd64 linux-amd64 windows-amd64"

for target in $TARGETS; do
  t=(${target//-/ })

  export GOOS=${t[0]}
  export GOARCH=${t[1]}

  NAME=labeler
  if [ "$GOOS" == "windows" ]; then
    NAME=${NAME}.exe
  fi

  DEST="dist/${target}"
  mkdir -p "${DEST}"
  FILE="${DEST}/${NAME}"

  echo "Building for ${target} to ${FILE}..."
  go build -ldflags "-X main.version=${RELEASE}-${GIT_SHA}" -o "${FILE}"

  if [ "${CI-false}" == "true" ]; then
    REPO=(${TRAVIS_REPO_SLUG//\// })

    zip -j "${FILE}.zip" "${FILE}"

    github-release upload \
      --user "${REPO[0]}" \
      --repo "${REPO[1]}" \
      --tag "${TRAVIS_TAG}" \
      --name "${NAME}-${target}.zip" \
      --file "${FILE}.zip"

    echo "Uploading ${FILE}.zip to the GitHub release ${TRAVIS_TAG}..."
  fi
done

echo "Done publishing the release"