feat(email_message): encapsulate EmailMessage and Attachment struct w…

…ith private fields and add constructors

- Encapsulated the EmailMessage struct by making variables private
- Added getters and setters for EmailMessage variables
- Implemented custom MarshalJSON and UnmarshalJSON methods for EmailMessage
- Encapsulated the Attachment struct by making variables private
- Added getters and setters for variables
- Implemented custom MarshalJSON and UnmarshalJSON methods for Attachment
- Added a constructor for creating Attachment from filename and content
- Added a constructor for creating Attachment from a file path
- Create a testdata folder for adding test files

docs/AWS_SES_Credentials.md

@@ -46,9 +46,7 @@ if err != nil {
 // Define email message
 message := gomail.NewEmailMessage(sender,[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
 		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").
-		AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 
 

docs/Gmail_Credentials_API_Key.md

@@ -44,9 +44,7 @@ if err != nil {
 
 // Define email message using an alias email address
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 
 

docs/Gmail_Credentials_JWT.md

@@ -84,9 +84,7 @@ if err != nil {
 
 // Define email message using an alias email address
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Gmail_Credentials_OAuth2.md

@@ -144,9 +144,7 @@ if err != nil {
 
 // Define email message using an alias email address
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Gmail_Credentials_ServiceAccount copy.md

@@ -85,9 +85,7 @@ if err != nil {
 
 // Define email message using an alias email address
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Gmail_Credentials_ServiceAccount.md

@@ -78,9 +78,7 @@ if err != nil {
 
 // Define email message using an alias email address
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Mailgun_Credentials.md

@@ -42,9 +42,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Mandrill_Credentials.md

@@ -38,9 +38,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Microsoft365_Credentials_ROPC.md

@@ -52,9 +52,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Microsoft365_Credentials_app.md

@@ -52,9 +52,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Microsoft365_Credentials_credentials.md

@@ -51,9 +51,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Microsoft365_Credentials_managed_id.md

@@ -39,9 +39,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Microsoft365_Credentials_user.md

@@ -52,9 +52,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/Postmark_Credentials.md

@@ -40,9 +40,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/SMTP_Credentials.md

@@ -45,9 +45,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {

docs/SendGrid_Credentials.md

@@ -37,9 +37,7 @@ if err != nil {
 
 // Define email message
 message := gomail.NewEmailMessage("[email protected]",[]string{"[email protected]"}, "Test Email with attachment", "This is the plain text part of the email.").
-		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(gomail.Attachment{
-			Filename: "attachment.jpg",  Content: attachmentContent,
-		})
+		SetHTML("<p>This is the <b>HTML</b> part of the <i>email</i>.</p>").AddAttachments(*gomail.NewAttachment("attachment.jpg", attachmentContent))
 
 // Send email
 if err := emailSender.SendEmail(message); err != nil {