Initial commit: Open sourcing all of the Maple Open Technologies code.

cloud/maplefile-backend/pkg/emailer/mailgun/config.go

@@ -0,0 +1,62 @@
+// File Path: monorepo/cloud/maplefile-backend/pkg/emailer/mailgun/config.go
+package mailgun
+
+type MailgunConfigurationProvider interface {
+	GetSenderEmail() string
+	GetDomainName() string // Deprecated
+	GetBackendDomainName() string
+	GetFrontendDomainName() string
+	GetMaintenanceEmail() string
+	GetAPIKey() string
+	GetAPIBase() string
+}
+
+type mailgunConfigurationProviderImpl struct {
+	senderEmail      string
+	domain           string
+	apiBase          string
+	maintenanceEmail string
+	frontendDomain   string
+	backendDomain    string
+	apiKey           string
+}
+
+func NewMailgunConfigurationProvider(senderEmail, domain, apiBase, maintenanceEmail, frontendDomain, backendDomain, apiKey string) MailgunConfigurationProvider {
+	return &mailgunConfigurationProviderImpl{
+		senderEmail:      senderEmail,
+		domain:           domain,
+		apiBase:          apiBase,
+		maintenanceEmail: maintenanceEmail,
+		frontendDomain:   frontendDomain,
+		backendDomain:    backendDomain,
+		apiKey:           apiKey,
+	}
+}
+
+func (me *mailgunConfigurationProviderImpl) GetDomainName() string {
+	return me.domain
+}
+
+func (me *mailgunConfigurationProviderImpl) GetSenderEmail() string {
+	return me.senderEmail
+}
+
+func (me *mailgunConfigurationProviderImpl) GetBackendDomainName() string {
+	return me.backendDomain
+}
+
+func (me *mailgunConfigurationProviderImpl) GetFrontendDomainName() string {
+	return me.frontendDomain
+}
+
+func (me *mailgunConfigurationProviderImpl) GetMaintenanceEmail() string {
+	return me.maintenanceEmail
+}
+
+func (me *mailgunConfigurationProviderImpl) GetAPIKey() string {
+	return me.apiKey
+}
+
+func (me *mailgunConfigurationProviderImpl) GetAPIBase() string {
+	return me.apiBase
+}

cloud/maplefile-backend/pkg/emailer/mailgun/interface.go

@@ -0,0 +1,13 @@
+// File Path: monorepo/cloud/maplefile-backend/pkg/emailer/mailgun/interface.go
+package mailgun
+
+import "context"
+
+type Emailer interface {
+	Send(ctx context.Context, sender, subject, recipient, htmlContent string) error
+	GetSenderEmail() string
+	GetDomainName() string // Deprecated
+	GetBackendDomainName() string
+	GetFrontendDomainName() string
+	GetMaintenanceEmail() string
+}

cloud/maplefile-backend/pkg/emailer/mailgun/mailgun.go

@@ -0,0 +1,64 @@
+// File Path: monorepo/cloud/maplefile-backend/pkg/emailer/mailgun/mailgun.go
+package mailgun
+
+import (
+	"context"
+	"time"
+
+	"github.com/mailgun/mailgun-go/v4"
+)
+
+type mailgunEmailer struct {
+	config  MailgunConfigurationProvider
+	Mailgun *mailgun.MailgunImpl
+}
+
+func NewEmailer(config MailgunConfigurationProvider) Emailer {
+	// Defensive code: Make sure we have access to the file before proceeding any further with the code.
+	mg := mailgun.NewMailgun(config.GetDomainName(), config.GetAPIKey())
+
+	mg.SetAPIBase(config.GetAPIBase()) // Override to support our custom email requirements.
+
+	return &mailgunEmailer{
+		config:  config,
+		Mailgun: mg,
+	}
+}
+
+func (me *mailgunEmailer) Send(ctx context.Context, sender, subject, recipient, body string) error {
+
+	message := me.Mailgun.NewMessage(sender, subject, "", recipient)
+	message.SetHtml(body)
+
+	ctx, cancel := context.WithTimeout(ctx, time.Second*10)
+	defer cancel()
+
+	// Send the message with a 10 second timeout
+	_, _, err := me.Mailgun.Send(ctx, message)
+
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (me *mailgunEmailer) GetDomainName() string {
+	return me.config.GetDomainName()
+}
+
+func (me *mailgunEmailer) GetSenderEmail() string {
+	return me.config.GetSenderEmail()
+}
+
+func (me *mailgunEmailer) GetBackendDomainName() string {
+	return me.config.GetBackendDomainName()
+}
+
+func (me *mailgunEmailer) GetFrontendDomainName() string {
+	return me.config.GetFrontendDomainName()
+}
+
+func (me *mailgunEmailer) GetMaintenanceEmail() string {
+	return me.config.GetMaintenanceEmail()
+}

cloud/maplefile-backend/pkg/emailer/mailgun/maplefilemailgun.go

@@ -0,0 +1,21 @@
+// File Path: monorepo/cloud/maplefile-backend/pkg/emailer/mailgun/maplefilemailgun.go
+package mailgun
+
+import (
+	"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/config"
+)
+
+// NewMapleFileModuleEmailer creates a new emailer for the MapleFile standalone module.
+func NewMapleFileModuleEmailer(cfg *config.Configuration) Emailer {
+	emailerConfigProvider := NewMailgunConfigurationProvider(
+		cfg.Mailgun.SenderEmail,
+		cfg.Mailgun.Domain,
+		cfg.Mailgun.APIBase,
+		cfg.Mailgun.SenderEmail, // Use sender email as maintenance email
+		cfg.Mailgun.FrontendURL,
+		"", // Backend domain not needed for standalone
+		cfg.Mailgun.APIKey,
+	)
+
+	return NewEmailer(emailerConfigProvider)
+}

cloud/maplefile-backend/pkg/emailer/mailgun/papercloudmailgun.go.bak

@@ -0,0 +1,21 @@
+// File Path: monorepo/cloud/maplefile-backend/pkg/emailer/mailgun/papercloudmailgun.go
+package mailgun
+
+import (
+	"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/config"
+)
+
+// NewPaperCloudModuleEmailer creates a new emailer for the PaperCloud Property Evaluator module.
+func NewPaperCloudModuleEmailer(cfg *config.Configuration) Emailer {
+	emailerConfigProvider := NewMailgunConfigurationProvider(
+		cfg.PaperCloudMailgun.SenderEmail,
+		cfg.PaperCloudMailgun.Domain,
+		cfg.PaperCloudMailgun.APIBase,
+		cfg.PaperCloudMailgun.MaintenanceEmail,
+		cfg.PaperCloudMailgun.FrontendDomain,
+		cfg.PaperCloudMailgun.BackendDomain,
+		cfg.PaperCloudMailgun.APIKey,
+	)
+
+	return NewEmailer(emailerConfigProvider)
+}

cloud/maplefile-backend/pkg/emailer/mailgun/provider.go

@@ -0,0 +1,10 @@
+package mailgun
+
+import (
+	"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/config"
+)
+
+// ProvideMapleFileModuleEmailer provides a Mailgun emailer for Wire DI
+func ProvideMapleFileModuleEmailer(cfg *config.Config) Emailer {
+	return NewMapleFileModuleEmailer(cfg)
+}