Class: HaveAPI::ClientExamples::RubyCli

Inherits:
HaveAPI::ClientExample show all
Defined in:
lib/haveapi/client_examples/ruby_cli.rb

Instance Attribute Summary

Attributes inherited from HaveAPI::ClientExample

#action, #action_name, #base_url, #host, #resource, #resource_path, #version

Instance Method Summary collapse

Methods inherited from HaveAPI::ClientExample

auth, clients, code, example, init, #initialize, label, order, register, #version_url

Constructor Details

This class inherits a constructor from HaveAPI::ClientExample

Instance Method Details

#auth(method, desc) ⇒ Object



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# File 'lib/haveapi/client_examples/ruby_cli.rb', line 18

def auth(method, desc)
  case method
  when :basic
    <<END
# Provide credentials on command line
#{init} --auth basic --username user --password secret

# If username or password isn't provided, the user is asked on stdin
#{init} --auth basic --username user
Password: secret
END

  when :token
    <<END
# Get token using username and password and save it to disk
# Note that the client always has to call some action. APIs should provide
# an action to get information about the current user, so that's what we're
# calling now.
#{init} --auth token --username user --save user current
Password: secret

# Now the token is read from disk and the user does not have to provide username
# nor password and be authenticated
#{init} user current
END
  end
end

#example(sample) ⇒ Object



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# File 'lib/haveapi/client_examples/ruby_cli.rb', line 46

def example(sample)
  cmd = [init]
  cmd << resource_path.join('.')
  cmd << action_name
  cmd.concat(sample[:path_params]) if sample[:path_params]

  if sample[:request] && !sample[:request].empty?
    cmd << "-- \\\n"

    res = cmd.join(' ') + sample[:request].map do |k, v|
      ' '*14 + input_param(k, v)
    end.join(" \\\n")

  else
    res = cmd.join(' ')
  end

  return response(sample, res) if sample[:status]

  res << "\nAction failed: #{sample[:message]}\n"

  if sample[:errors] && sample[:errors].any?
    res << "Errors:\n"
    sample[:errors].each do |param, e|
      res << "\t#{param}: #{e.join('; ')}\n"
    end
  end

  res
end

#initObject



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# File 'lib/haveapi/client_examples/ruby_cli.rb', line 14

def init
  "$ haveapi-cli -u #{base_url} --version #{version}"
end

#input_param(name, value) ⇒ Object



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# File 'lib/haveapi/client_examples/ruby_cli.rb', line 108

def input_param(name, value)
  option = name.to_s.gsub(/_/, '-')

  if action[:input][:parameters][name][:type] == 'Boolean'
    return value ? "--#{option}" : "--no-#{name}"
  end

  "--#{option} '#{value}'"
end

#response(sample, res) ⇒ Object



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# File 'lib/haveapi/client_examples/ruby_cli.rb', line 77

def response(sample, res)
  return res if sample[:response].nil? || sample[:response].empty?

  cols = []

  action[:output][:parameters].each do |name, param|
    col = {
        name: name,
        align: %w(Integer Float).include?(param[:type]) ? 'right' : 'left',
        label: param[:label] && !param[:label].empty? ? param[:label] : name.upcase,
    }

    if param[:type] == 'Resource'
      col[:display] = Proc.new do |r|
        next '' unless r
        next r unless r.is_a?(::Hash)

        "#{r[ param[:value_label].to_sym ]} (##{r[ param[:value_id].to_sym ]})"
      end
    end

    cols << col
  end

  res << "\n" << HaveAPI::CLI::OutputFormatter.format(
      sample[:response],
      cols
  )
  res
end