1 files changed, 76 insertions, 0 deletions
diff --git a/services/mail/aliases.go b/services/mail/aliases.go
new file mode 100644
index 0000000..2999681
--- /dev/null
+++ b/services/mail/aliases.go
@@ -0,0 +1,76 @@
+package mail
+
+import (
+	"strings"
+
+	domainRepo "dove/repositories/domain"
+	mailModel "dove/models/mail"
+	mailRepo "dove/repositories/mail"
+	"dove/utils/shortcuts"
+	"dove/utils/validate"
+)
+
+type CreateAliasRequest struct {
+	LocalPart string `form:"local_part"`
+	DomainID  uint   `form:"domain_id"`
+	MailboxID uint
+}
+
+func CreateAlias(request CreateAliasRequest) *shortcuts.Error {
+	localPart := strings.TrimSpace(request.LocalPart)
+
+	switch {
+	case localPart == "":
+		return shortcuts.ServiceError(shortcuts.BadRequest, LocalPartRequired)
+	case !validate.EmailLocalPart(localPart):
+		return shortcuts.ServiceError(shortcuts.BadRequest, LocalPartInvalid)
+	case request.DomainID == 0:
+		return shortcuts.ServiceError(shortcuts.BadRequest, DomainRequired)
+	case request.MailboxID == 0:
+		return shortcuts.ServiceError(shortcuts.BadRequest, MailboxNotFound)
+	}
+
+	mailbox := mailRepo.FindMailboxByID(request.MailboxID)
+	if mailbox == nil {
+		return shortcuts.ServiceError(shortcuts.NotFound, MailboxNotFound)
+	}
+
+	foundDomain := domainRepo.FindDomainByID(request.DomainID)
+	if foundDomain == nil {
+		return shortcuts.ServiceError(shortcuts.Unprocessable, DomainNotFound)
+	}
+
+	sourceAddress := localPart + "@" + foundDomain.Name + "." + foundDomain.TLD.Name
+
+	if mailRepo.FindMailboxByAddress(sourceAddress) != nil {
+		return shortcuts.ServiceError(shortcuts.Unprocessable, AliasAlreadyExists)
+	}
+
+	if mailRepo.FindAliasByAddress(sourceAddress) != nil {
+		return shortcuts.ServiceError(shortcuts.Unprocessable, AliasAlreadyExists)
+	}
+
+	alias := &mailModel.Alias{
+		SourceAddress: sourceAddress,
+		MailboxID:     request.MailboxID,
+	}
+
+	if createError := mailRepo.CreateAlias(alias); createError != nil {
+		return shortcuts.ServiceError(shortcuts.Internal, AliasCreationFailed)
+	}
+
+	return nil
+}
+
+func DeleteAlias(aliasID uint) *shortcuts.Error {
+	alias := mailRepo.FindAliasByID(aliasID)
+	if alias == nil {
+		return shortcuts.ServiceError(shortcuts.NotFound, AliasNotFound)
+	}
+
+	if deleteError := mailRepo.DeleteAlias(alias); deleteError != nil {
+		return shortcuts.ServiceError(shortcuts.Internal, AliasDeletionFailed)
+	}
+
+	return nil
+}