class RedisAT40 < Formula
  desc "Persistent key-value database, with built-in net interface"
  homepage "https://redis.io/"
  url "https://github.com/antirez/redis/archive/4.0.12.tar.gz"
  sha256 "d11767986ba90b7bad6cc8bc67419a3900d86c047a453fab1deedb71875ff65c"

  bottle do
    cellar :any_skip_relocation
    sha256 "2e21e362c8d97338ed0b95bbbf80f81322601411424d32b4ab5023e93cfc9969" => :mojave
    sha256 "a735ef4d8cf8f865bf9ab0d538e1eaedc37d18669b99381a7aa3be0e642c72d8" => :high_sierra
    sha256 "9453b63fd6dd0230181d047cd3ec6cfa295c739a7176cfd63f510ead98abecc0" => :sierra
  end

  keg_only :versioned_formula

  def install
    # Architecture isn't detected correctly on 32bit Snow Leopard without help
    ENV["OBJARCH"] = "-arch #{MacOS.preferred_arch}"

    system "make", "install", "PREFIX=#{prefix}", "CC=#{ENV.cc}"

    %w[run db/redis log].each { |p| (var/p).mkpath }

    # Fix up default conf file to match our paths
    inreplace "redis.conf" do |s|
      s.gsub! "/var/run/redis.pid", var/"run/redis.pid"
      s.gsub! "dir ./", "dir #{var}/db/redis/"
      s.sub!  /^bind .*$/, "bind 127.0.0.1 ::1"
    end

    etc.install "redis.conf"
    etc.install "sentinel.conf" => "redis-sentinel.conf"
  end

  plist_options :manual => "#{HOMEBREW_PREFIX}/opt/redis@4.0/bin/redis-server #{HOMEBREW_PREFIX}/etc/redis.conf"

  def plist; <<~EOS
    <?xml version="1.0" encoding="UTF-8"?>
    <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
    <plist version="1.0">
      <dict>
        <key>KeepAlive</key>
        <dict>
          <key>SuccessfulExit</key>
          <false/>
        </dict>
        <key>Label</key>
        <string>#{plist_name}</string>
        <key>ProgramArguments</key>
        <array>
          <string>#{opt_bin}/redis-server</string>
          <string>#{etc}/redis.conf</string>
          <string>--daemonize no</string>
        </array>
        <key>RunAtLoad</key>
        <true/>
        <key>WorkingDirectory</key>
        <string>#{var}</string>
        <key>StandardErrorPath</key>
        <string>#{var}/log/redis.log</string>
        <key>StandardOutPath</key>
        <string>#{var}/log/redis.log</string>
      </dict>
    </plist>
  EOS
  end

  test do
    system bin/"redis-server", "--test-memory", "2"
    %w[run db/redis log].each { |p| assert_predicate var/p, :exist?, "#{var/p} doesn't exist!" }
  end
end