feat: notifications (#109)

* implement notification providers

* email provider

* notification handler

* notify users

* implement code sent on user eventstore

* send email implementation

* send init code

* handle codes

* fix project member handler

* add some logs for debug

* send emails

* text changes

* send sms

* notification process

* send password code

* format phone number

* test format phone

* remove fmts

* remove unused code

* rename files

* add mocks

* merge master

* Update internal/notification/providers/email/message.go

Co-authored-by: Silvan <silvan.reusser@gmail.com>

* Update internal/notification/repository/eventsourcing/handler/notification.go

Co-authored-by: Silvan <silvan.reusser@gmail.com>

* Update internal/notification/repository/eventsourcing/handler/notification.go

Co-authored-by: Silvan <silvan.reusser@gmail.com>

* Update internal/notification/providers/email/provider.go

Co-authored-by: Silvan <silvan.reusser@gmail.com>

* requested changes of mr

* move locker to eventstore pkg

* Update internal/notification/providers/chat/message.go

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

* move locker to eventstore pkg

* linebreak

* Update internal/notification/providers/email/provider.go

Co-authored-by: Silvan <silvan.reusser@gmail.com>

* Update internal/notification/repository/eventsourcing/handler/notification.go

Co-authored-by: Silvan <silvan.reusser@gmail.com>

* Update internal/notification/repository/eventsourcing/handler/notification.go

Co-authored-by: Silvan <silvan.reusser@gmail.com>

Co-authored-by: Silvan <silvan.reusser@gmail.com>
Co-authored-by: Livio Amstutz <livio.a@gmail.com>

internal/notification/providers/twilio/config.go

@@ -0,0 +1,7 @@
+package twilio
+
+type TwilioConfig struct {
+	SID   string
+	Token string
+	From  string
+}

internal/notification/providers/twilio/message.go

@@ -0,0 +1,11 @@
+package twilio
+
+type TwilioMessage struct {
+	SenderPhoneNumber    string
+	RecipientPhoneNumber string
+	Content              string
+}
+
+func (msg *TwilioMessage) GetContent() string {
+	return msg.Content
+}

internal/notification/providers/twilio/provider.go

@@ -0,0 +1,39 @@
+package twilio
+
+import (
+	"github.com/caos/logging"
+	caos_errs "github.com/caos/zitadel/internal/errors"
+	"github.com/caos/zitadel/internal/notification/providers"
+	twilio "github.com/kevinburke/twilio-go"
+)
+
+type Twilio struct {
+	client *twilio.Client
+}
+
+func InitTwilioProvider(config TwilioConfig) *Twilio {
+	return &Twilio{
+		client: twilio.NewClient(config.SID, config.Token, nil),
+	}
+}
+
+func (t *Twilio) CanHandleMessage(message providers.Message) bool {
+	twilioMsg, ok := message.(*TwilioMessage)
+	if !ok {
+		return false
+	}
+	return twilioMsg.Content != "" && twilioMsg.RecipientPhoneNumber != "" && twilioMsg.SenderPhoneNumber != ""
+}
+
+func (t *Twilio) HandleMessage(message providers.Message) error {
+	twilioMsg, ok := message.(*TwilioMessage)
+	if !ok {
+		return caos_errs.ThrowInternal(nil, "TWILI-s0pLc", "message is not TwilioMessage")
+	}
+	m, err := t.client.Messages.SendMessage(twilioMsg.SenderPhoneNumber, twilioMsg.RecipientPhoneNumber, twilioMsg.GetContent(), nil)
+	if err != nil {
+		return caos_errs.ThrowInternal(err, "TWILI-osk3S", "could not send message")
+	}
+	logging.LogWithFields("SMS_-f335c523", "message_sid", m.Sid, "status", m.Status).Debug("sms sent")
+	return nil
+}