SMTPConnectorImpl.Codeunit.al

namespace System.Email;

codeunit 4513 "SMTP Connector Impl."

implements "Email Connector" // Microsoft's Interface pattern

{

Access = Internal;

procedure Send(

Message: Codeunit "Email Message";

AccountId: Guid)

{

if not Account.Get(AccountId) then

Error(NotRegisteredAccountErr); // Production-level error handling

Result := SMTPClient.Connect(

Account.Server,

Account."Server Port",

Account."Secure Connection");

}

APIV2SalesOrders.Page.al

page 30051 "APIV2 - Sales Orders"

{

APIVersion = 'v2.0';

EntityCaption = 'Sales Order';

EntityName = 'salesOrder';

ODataKeyFields = Id; // REST API best practice

PageType = API;

layout

{

area(content)

{

field(id; Rec.Id) { }

field(number; Rec."No.") { }

field(orderDate; Rec."Order Date") { }

}

IntegrationTableMapping.Codeunit.al

codeunit 5335 "Integration Table Mapping"

{

[IntegrationEvent(false, false)] // Publisher pattern

procedure OnBeforeApplyRecordTemplate(

var RecRef: RecordRef;

var TempIntFieldMapping:

Record "Integration Field Mapping"

temporary;

var IsHandled: Boolean)

begin

end;

[EventSubscriber( // Subscriber pattern

ObjectType::Codeunit,

Codeunit::"Integration Rec. Synch. Invoke",

'OnAfterInsertRecord')]

local procedure HandleIntegrationInsert()

{

// Handle post-sync operations

}

EmailConnector.Interface.al

interface "Email Connector" // Pure interface definition

{

/// Get registered accounts

procedure GetAccounts(

var Accounts: Record "Email Account");

/// Send email message

procedure Send(

Message: Codeunit "Email Message";

AccountId: Guid);

/// Show account information

procedure ShowAccountInformation(

AccountId: Guid);

}

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