#!/bin/bash

if [[ "$OSTYPE" != "" && "$OSTYPE" != "darwin"* ]]; then
  echo "This script must be run on OSX" >&2
  exit 1
fi

if ! command -v cross > /dev/null; then
  echo "Please install cross before running" >&2
  echo "    cargo install cross" >&2
  exit 1
fi

if ! command -v gtar > /dev/null; then
  echo "Please install gnu-tar before running" >&2
  echo "    brew install gnu-tar" >&2
  exit 1
fi

rm -rf release-files
mkdir release-files

function archive {
  gtar --transform='flags=r;s|glint-[^.]*|glint|' -czf "release-files/$p_out_name.tgz" "release-files/$p_out_name$p_suffix"
}

function perform_build {
  local target="$1"
  p_suffix=""
  p_out_name=""

  echo ">>> Building for $target"

  if [[ "$target" == "x86_64-unknown-linux-gnu" ]]; then
    p_out_name="glint-linux-x86-64"
    cross build --release --target "$target"
    cp "target/$target/release/glint" "release-files/$p_out_name"
  elif [[ "$target" == "x86_64-pc-windows-gnu" ]]; then
    p_out_name="glint-windows-x86-64"
    p_suffix=".exe"
    cross build --release --target "$target"
    cp "target/$target/release/glint$p_suffix" "release-files/$p_out_name$p_suffix"
  elif [[ "$target" == "darwin" ]]; then
    p_out_name="glint-macos-x86-64"
    cargo build --release
    cp "target/release/glint" "release-files/$p_out_name"
  else
    echo "Unexpected target '$target'. Exiting." >&2
    exit 1
  fi


  echo "| Creating archive"
  archive
}


for target in darwin x86_64-unknown-linux-gnu x86_64-pc-windows-gnu; do
  perform_build "$target"
done

# cargo build --release
# cross build --release --target x86_64-unknown-linux-gnu
# cross build --release --target x86_64-pc-windows-gnu

# cp target/x86_64-unknown-linux-gnu/release/glint release-files/glint-linux-x86-64
# cp target/x86_64-pc-windows-gnu/release/glint.exe release-files/glint-windows-x86-64.exe
# cp target/release/glint release-files/glint-osx-x86-64