class TemporalTables < Formula
  desc "Temporal Tables PostgreSQL Extension"
  homepage "https://pgxn.org/dist/temporal_tables/"
  url "https://github.com/arkhipov/temporal_tables/archive/v1.2.0.tar.gz"
  sha256 "e6d1b31a124e8597f61b86f08b6a18168f9cd9da1db77f2a8dd1970b407b7610"
  revision 2

  bottle do
    cellar :any_skip_relocation
    sha256 "f14e32d2cdfce897921c89c095434368d45dfb8a44bb1a1ec63d54cf6b09f4d4" => :catalina
    sha256 "47877bef13fbc76962b1429bfc91ec976fdd9abe35d56ce2a6959887497d89aa" => :mojave
    sha256 "e77b879de622561f9f508a33ec30f00ab290f13f087773f7391ac8c65f3eb174" => :high_sierra
  end

  depends_on "postgresql"

  # Fix for postgresql 11 compatibility:
  # https://github.com/arkhipov/temporal_tables/issues/38
  patch do
    url "https://github.com/mlt/temporal_tables/commit/24906c44.diff?full_index=1"
    sha256 "9c20bde0bafb9cbf0fee9a4922134069e403c728660f6b9c0d6ee3ae7e48cdfc"
  end

  # Fix for postgresql 12 compatibility:
  # https://github.com/arkhipov/temporal_tables/issues/47
  patch do
    url "https://github.com/mlt/temporal_tables/commit/a6772d195946f3a14e73b7d3aff200ab872753f4.patch?full_index=1"
    sha256 "c15d7fa8a4ad7a047304c430e039776f6214a40bcc71f9a9ae627cb5cf73647e"
  end

  def install
    ENV["PG_CONFIG"] = Formula["postgresql"].opt_bin/"pg_config"

    # Use stage directory to prevent installing to pg_config-defined dirs,
    # which would not be within this package's Cellar.
    mkdir "stage"
    system "make", "install", "DESTDIR=#{buildpath}/stage"

    lib.install Dir["stage/**/lib/*"]
    (share/"postgresql/extension").install Dir["stage/**/share/postgresql/extension/*"]
  end

  test do
    pg_bin = Formula["postgresql"].opt_bin
    pg_port = "55562"
    system "#{pg_bin}/initdb", testpath/"test"
    pid = fork { exec "#{pg_bin}/postgres", "-D", testpath/"test", "-p", pg_port }

    begin
      sleep 2

      system "#{pg_bin}/createdb", "-p", pg_port, "test"
      system "#{pg_bin}/psql", "-p", pg_port, "-d", "test", "--command", "CREATE EXTENSION temporal_tables;"
    ensure
      Process.kill 9, pid
      Process.wait pid
    end
  end
end