Class: SendgridClient

Inherits:
Object
  • Object
show all
Defined in:
lib/email_api/email/client/sendgrid_client.rb

Overview

Client for sending email via Sendgrid v2 API

Class Method Summary collapse

Class Method Details

.bad_req_code ⇒ Object

Accessor for the Bad Request Code



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# File 'lib/email_api/email/client/sendgrid_client.rb', line 23

def self.bad_req_code
  @bad_req_code
end

.exp_msg ⇒ Object

Accessor for the expected success message



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# File 'lib/email_api/email/client/sendgrid_client.rb', line 13

def self.exp_msg
  @exp_msg
end

.internal_err_code ⇒ Object

Accessor for the Internal Server Error Code



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# File 'lib/email_api/email/client/sendgrid_client.rb', line 28

def self.internal_err_code
  @internal_err_code
end

.ok_code ⇒ Object

Accessor for the OK Code



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# File 'lib/email_api/email/client/sendgrid_client.rb', line 18

def self.ok_code
  @ok_code
end

.send_email(email_object) ⇒ int

Sends an email over HTTPS

Parameters:

Returns:

  • (int) —

    status_code



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# File 'lib/email_api/email/client/sendgrid_client.rb', line 36

def self.send_email(email_object)

  # Parse Environment Values
  api_user = ENV['SENDGRID_API_USER']
  api_key  = ENV['SENDGRID_API_KEY']
  return internal_err_code if api_user.nil? || api_key.nil?

  # Build Sendgrid-specific URL and POST data
  url       = 'https://api.sendgrid.com/api/mail.send.json'
  post_data = parse_post_data(email_object, api_user, api_key)
  return bad_req_code if post_data.nil?

  # Send Email, return response
  begin
    response = RestClient.post url, post_data
  rescue StandardError => e
    # Log error and fail send -> occurs when Code 400 due to implementation
    puts "Error: #{e.message}"
    return bad_req_code
  end

  puts "Primary Client Response: #{response}"

  return bad_req_code if response.nil? || !JSON.parse(response).respond_to?(:[])

  # Handle expected output. Note that it is API specific.
  json_response = JSON.parse(response)
  if !json_response.key?('message').nil? && json_response['message'] == exp_msg
    return ok_code
  end

  internal_err_code # Unhandled response
end