launch

#!/usr/bin/env ruby

require 'yaml'

def parsed_envs(delimeter)
  hash = {}

  if File.exists?('overrides.yml')
    items = YAML::load(File.open("overrides.yml"))
    exit('Nothing in your overrides.yml file!') if !items
    result = ""
    items.each do |k,v|
      if v.class == String
        while !v.index('{{').nil? do
        str1 = "{{"
        str2 = "}}"
        v.sub!(v[/(\{\{.*?\}\})/, 1], hash[v[/#{str1}(.*?)#{str2}/m, 1].strip.to_sym])
        end
      end
      hash[k.strip.to_sym] = v
      result += "#{k}=#{v}#{delimeter}"
    end
    return result.slice(0, result.length-1)
  else
    puts 'Launch Error: You have not set up your overrides! Copy overrides.yml.template into overrides.yml and make appropriate changes.'
    exit
  end
end

# generate Dockerrun.aws.json file

if !File.directory?('.elasticbeanstalk')
  system "eb init" #<-- pass through typrical information, DNS name, region etc

  # Create the environment
  system "eb create --timeout 900 --database --envvars #{parsed_envs(',')}" # add more options to tailor the environment
end

# set environment variables needed for the deploy.
system "eb setenv #{parsed_envs(' ')} --timeout 900" # script that parses the overrides into K=V style