#!/usr/bin/env bash
# Writes the Homebrew formula for a release from its built archives.
# Usage: install/homebrew.sh <version> <folder of onset-<version>-<platform>.tar.gz>
set -euo pipefail
VERSION=$1
DIR=$2
BASE=${ONSET_DOWNLOADS:-https://downloads.coline.dev/onset}
sha() { sha256sum "$DIR/onset-$VERSION-$1.tar.gz" | cut -d' ' -f1; }
block() { # platform
  printf '      url "%s/%s/onset-%s-%s.tar.gz"\n      sha256 "%s"\n' "$BASE" "$VERSION" "$VERSION" "$1" "$(sha "$1")"
}
cat <<EOF
class Onset < Formula
  desc "Version control where nobody waits and nothing gets lost"
  homepage "https://upstream.codes/onset"
  version "$VERSION"
  license "Apache-2.0"

  on_macos do
    on_arm do
$(block darwin-arm64)
    end
    on_intel do
$(block darwin-x64)
    end
  end

  on_linux do
    on_arm do
$(block linux-arm64)
    end
    on_intel do
$(block linux-x64)
    end
  end

  def install
    bin.install "on"
    bin.install "onset-server" if File.exist?("onset-server")
    generate_completions_from_executable(bin/"on", "completions")
  end

  test do
    assert_match version.to_s, shell_output("#{bin}/on --version")
  end
end
EOF