class Airvend

# File lib/airvend.rb, line 21
def initialize(username=nil, password=nil, api_key=nil, production=false)

  @username = username
  @password = password
  @api_key = api_key
  @production = production
  sandbox_url = BASE_ENDPOINTS::SANDBOX_URL
  live_url = BASE_ENDPOINTS::LIVE_URL

  if (ENV['RAILS_ENV'].nil?)
    @production = production
    warn "Warning: Make sure you set RAILS_ENV to production or development"
  else
    if ENV['RAILS_ENV'] == "production"
      @production=true
    else
      @prodcution=false
    end
  end

  # set rave url to sandbox or live if we are in production or development
  if ENV['RAILS_ENV'] == "development" || ENV['RAILS_ENV'].nil?
      @url = sandbox_url
  else
      @url = live_url
  end

  # check if we set our public and secret keys to the environment variable
  if (username.nil? && password.nil?)
    @username = ENV['AIRVEND_USERNAME']
    @password = ENV['AIRVEND_PASSWORD']
  else
    @username = username
    @password = password
    warn "Warning: To ensure your account credentials are safe, It is best to always set your password in the environment variable with AIRVEND_USERNAME & AIRVEND_PASSWORD"
  end

  # raise this error if no username is passed
  unless !@username.nil?
    raise AirvendBadUserError, "No Username supplied and couldn't find any in environment variables. Make sure to set public key as an environment variable AIRVEND_USERNAME"
  end

  # raise this error if no password is passed
  unless !@password.nil?
    raise AirvendBadPassError, "No password supplied and couldn't find any in environment variables. Make sure to set secret key as an environment variable AIRVEND_PASSWORD"
  end


  if (api_key.nil?)
    @api_key = ENV['AIRVEND_API_KEY']
  else
    @api_key = api_key
    warn "Warning: To ensure your account key is safe, It is best to always set your password in the environment variable with AIRVEND_API_KEY"
  end

  # raise this error if no username is passed
  unless !@api_key.nil?
    raise AirvendBadKeyError, "No Api Key supplied and couldn't find any in environment variables. Make sure to set public key as an environment variable AIRVEND_USERNAME"
  end
end

# File lib/airvend.rb, line 83
def base_url
  return url
end

# File lib/airvend.rb, line 97
def hash_req(details)
  api_hash = details.to_json+self.api_key
  api_hash = Digest::SHA512.hexdigest api_hash
  return api_hash
end

# File lib/airvend.rb, line 87
def headers(hashkey)
  return {
      UpperCaseString.new('Content-Type') => 'application/json',
    UpperCaseString.new('username') => self.username,
    UpperCaseString.new('password') => self.password,
    UpperCaseString.new('hash') => hashkey,
    user_agent: "Airvend-0.1.0"
  }
end