Class: Resend::Mailer

Inherits:
Object
  • Object
show all
Defined in:
lib/resend/mailer.rb

Overview

Mailer class used by railtie

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Mailer

Returns a new instance of Mailer.

Raises:



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# File 'lib/resend/mailer.rb', line 10

def initialize(config)
  @config = config
  raise Resend::Error.new("Make sure your API Key is set", @config) unless Resend.api_key

  # avoids NilError exception
  @settings = { return_response: true }
end

Instance Attribute Details

#config ⇒ Object

Returns the value of attribute config.



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# File 'lib/resend/mailer.rb', line 8

def config
  @config
end

#settings ⇒ Object

Returns the value of attribute settings.



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# File 'lib/resend/mailer.rb', line 8

def settings
  @settings
end

Instance Method Details

#build_resend_params(mail) ⇒ Object

Builds the payload for sending

Parameters:

  • Mail —

    mail rails mail object

Returns:

  • Hash hash with all Resend params



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# File 'lib/resend/mailer.rb', line 39

def build_resend_params(mail)
  params = {
    from: get_from(mail),
    to: mail.to,
    subject: mail.subject
  }
  params.merge!(get_addons(mail))
  params.merge!(get_headers(mail))
  params[:attachments] = get_attachments(mail) if mail.attachments.present?
  params.merge!(get_contents(mail))
  params
end

#deliver!(mail) ⇒ Object

Overwritten deliver! method

Parameters:

  • Mail —

    mail

Returns:

  • Object resend response



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# File 'lib/resend/mailer.rb', line 25

def deliver!(mail)
  params = build_resend_params(mail)
  resp = Resend::Emails.send(params)
  mail.message_id = resp[:id] if resp[:error].nil?
  resp
end

#get_addons(mail) ⇒ Object

Add cc, bcc, reply_to fields

Parameters:

  • Mail —

    mail Rails Mail Object

Returns:

  • Hash hash containing cc/bcc/reply_to attrs



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# File 'lib/resend/mailer.rb', line 72

def get_addons(mail)
  params = {}
  params[:cc] = mail.cc if mail.cc.present?
  params[:bcc] = mail.bcc if mail.bcc.present?
  params[:reply_to] = mail.reply_to if mail.reply_to.present?
  params
end

#get_attachments(mail) ⇒ Object

Handle attachments when present

Returns:

  • Array attachments array



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# File 'lib/resend/mailer.rb', line 122

def get_attachments(mail)
  attachments = []
  mail.attachments.each do |part|
    attachment = {
      filename: part.filename,
      content: part.body.decoded.bytes
    }
    attachments.append(attachment)
  end
  attachments
end

#get_contents(mail) ⇒ Object

Gets the body of the email

Parameters:

  • Mail —

    mail Rails Mail Object

Returns:

  • Hash hash containing html/text or both attrs



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# File 'lib/resend/mailer.rb', line 87

def get_contents(mail)
  params = {}
  case mail.mime_type
  when "text/plain"
    params[:text] = mail.body.decoded
  when "text/html"
    params[:html] = mail.body.decoded
  when "multipart/alternative", "multipart/mixed", "multipart/related"
    params[:text] = mail.text_part.decoded if mail.text_part
    params[:html] = mail.html_part.decoded if mail.html_part
  end
  params
end

#get_from(input) ⇒ Object

Properly gets the ‘from` attr

Parameters:

  • Mail —

    input object

Returns:

  • String ‘from` string



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# File 'lib/resend/mailer.rb', line 108

def get_from(input)
  return input.from.first if input[:from].nil?

  from = input[:from].formatted
  return from.first if from.is_a? Array

  from.to_s
end

#get_headers(mail) ⇒ Object

Add custom headers fields

Parameters:

  • Mail —

    mail Rails Mail object

Returns:

  • Hash hash with headers param



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# File 'lib/resend/mailer.rb', line 59

def get_headers(mail)
  params = {}
  params[:headers] = mail[:headers].unparsed_value if mail[:headers].present?
  params
end