#!/bin/env ruby

require "cgi"
require "date"

THOUGHTS_DIR = "/srv/thoughts"

heading = <<~END
================================================================================
Welcome to Martin's Sunday Corner! Here you will find some of my random thoughts
          from throughout the past week. Available only on Sundays.

         You can host your own Sunday Corner by copying my code from
                     >>> git.m-chrzan.xyz/sunday <<<
================================================================================
END
no_thoughts = <<~END
  No thoughts to share this week. Check back next Sunday!
END
not_sunday = <<~END
  Corner's closed today. Check back on Sunday!
END

cgi = CGI.new
today = Date::today
thoughts_file = "#{THOUGHTS_DIR}/#{today}"

if today.sunday?
  if File.exist? thoughts_file
    contents = File.read thoughts_file
  else
    contents = no_thoughts
  end
else
  contents = not_sunday
end

cgi.out "type" => "text/plain", "charset" => "utf-8" do
  heading + "\n" + contents
end