-- Send email via /usr/bin/mail

-- Copyright (C)2020-2023, Philip Munts dba Munts Technologies.
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions are met:
--
-- * Redistributions of source code must retain the above copyright notice,
--   this list of conditions and the following disclaimer.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-- ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
-- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-- POSSIBILITY OF SUCH DAMAGE.

WITH Messaging.Text;

PACKAGE Email_Mail IS

  -- Mail relay object type

  TYPE RelaySubclass IS NEW Messaging.Text.RelayInterface WITH PRIVATE;

  Destroyed : CONSTANT RelaySubclass;

  -- Mail relay object constructor

  FUNCTION Create RETURN Messaging.Text.Relay;

  -- Mail relay object initializer

  PROCEDURE Initialize(Self : IN OUT RelaySubclass);

  -- Mail relay object destroyer

  PROCEDURE Destroy(Self : IN OUT RelaySubclass);

  -- Method for sending a message with an attachment

  PROCEDURE Send
   (Self       : RelaySubclass;
    sender     : String;
    recipient  : String;
    message    : String;
    subject    : String;
    attachment : String);

  -- Method for sending a message per Messaging.Text.RelayInterface

  PROCEDURE Send
   (Self       : RelaySubclass;
    sender     : String;
    recipient  : String;
    message    : String;
    subject    : String := "");

PRIVATE

  TYPE RelaySubclass IS NEW Messaging.Text.RelayInterface WITH RECORD
    initialized : Boolean := False;
  END RECORD;

  Destroyed : CONSTANT RelaySubclass := RelaySubclass'(initialized => False);

END Email_Mail;