Support user notification preferences (backend)

api/buf.yaml

@@ -31,6 +31,7 @@ lint:
       - ttn/lorawan/v3/messages.proto
       - ttn/lorawan/v3/metadata.proto
       - ttn/lorawan/v3/rights.proto
+      - ttn/lorawan/v3/notification_service.proto
     ENUM_VALUE_UPPER_SNAKE_CASE:
       - ttn/lorawan/v3/rights.proto
     ENUM_ZERO_VALUE_SUFFIX:

api/ttn/lorawan/v3/api.md

@@ -667,6 +667,7 @@
   - [Message `UpdateNotificationStatusRequest`](#ttn.lorawan.v3.UpdateNotificationStatusRequest)
   - [Enum `NotificationReceiver`](#ttn.lorawan.v3.NotificationReceiver)
   - [Enum `NotificationStatus`](#ttn.lorawan.v3.NotificationStatus)
+  - [Enum `NotificationType`](#ttn.lorawan.v3.NotificationType)
   - [Service `NotificationService`](#ttn.lorawan.v3.NotificationService)
 - [File `ttn/lorawan/v3/oauth.proto`](#ttn/lorawan/v3/oauth.proto)
   - [Message `ListOAuthAccessTokensRequest`](#ttn.lorawan.v3.ListOAuthAccessTokensRequest)
@@ -798,6 +799,7 @@
   - [Message `DeleteInvitationRequest`](#ttn.lorawan.v3.DeleteInvitationRequest)
   - [Message `DeleteUserAPIKeyRequest`](#ttn.lorawan.v3.DeleteUserAPIKeyRequest)
   - [Message `DeleteUserBookmarkRequest`](#ttn.lorawan.v3.DeleteUserBookmarkRequest)
+  - [Message `EmailNotificationPreferences`](#ttn.lorawan.v3.EmailNotificationPreferences)
   - [Message `GetUserAPIKeyRequest`](#ttn.lorawan.v3.GetUserAPIKeyRequest)
   - [Message `GetUserRequest`](#ttn.lorawan.v3.GetUserRequest)
   - [Message `Invitation`](#ttn.lorawan.v3.Invitation)
@@ -9486,7 +9488,7 @@ The NsRelayConfigurationService provides configuration management capabilities f
 | Field | Validations |
 | ----- | ----------- |
 | `entity_ids` | <p>`message.required`: `true`</p> |
-| `notification_type` | <p>`string.min_len`: `1`</p><p>`string.max_len`: `100`</p> |
+| `notification_type` | <p>`string.in`: `[unknown api_key_created api_key_changed client_requested collaborator_changed entity_state_changed invitation login_token password_changed temporary_password user_requested validate]`</p> |
 | `receivers` | <p>`repeated.min_items`: `1`</p><p>`repeated.unique`: `true`</p><p>`repeated.items.enum.defined_only`: `true`</p> |
 
 ### <a name="ttn.lorawan.v3.CreateNotificationResponse">Message `CreateNotificationResponse`</a>
@@ -9539,14 +9541,20 @@ The NsRelayConfigurationService provides configuration management capabilities f
 | `id` | [`string`](#string) |  | The immutable ID of the notification. Generated by the server. |
 | `created_at` | [`google.protobuf.Timestamp`](#google.protobuf.Timestamp) |  | The time when the notification was triggered. |
 | `entity_ids` | [`EntityIdentifiers`](#ttn.lorawan.v3.EntityIdentifiers) |  | The entity this notification is about. |
-| `notification_type` | [`string`](#string) |  | The type of this notification. |
+| `notification_type` | [`string`](#string) |  | The type of this notification. TODO: Replace with type NotificationType in v4 https://github.com/TheThingsNetwork/lorawan-stack/issues/7384. |
 | `data` | [`google.protobuf.Any`](#google.protobuf.Any) |  | The data related to the notification. |
 | `sender_ids` | [`UserIdentifiers`](#ttn.lorawan.v3.UserIdentifiers) |  | If the notification was triggered by a user action, this contains the identifiers of the user that triggered the notification. |
 | `receivers` | [`NotificationReceiver`](#ttn.lorawan.v3.NotificationReceiver) | repeated | Relation of the notification receiver to the entity. |
 | `email` | [`bool`](#bool) |  | Whether an email was sent for the notification. |
 | `status` | [`NotificationStatus`](#ttn.lorawan.v3.NotificationStatus) |  | The status of the notification. |
 | `status_updated_at` | [`google.protobuf.Timestamp`](#google.protobuf.Timestamp) |  | The time when the notification status was updated. |
 
+#### Field Rules
+
+| Field | Validations |
+| ----- | ----------- |
+| `notification_type` | <p>`string.in`: `[unknown api_key_created api_key_changed client_requested collaborator_changed entity_state_changed invitation login_token password_changed temporary_password user_requested validate]`</p> |
+
 ### <a name="ttn.lorawan.v3.UpdateNotificationStatusRequest">Message `UpdateNotificationStatusRequest`</a>
 
 | Field | Type | Label | Description |
@@ -9580,6 +9588,23 @@ The NsRelayConfigurationService provides configuration management capabilities f
 | `NOTIFICATION_STATUS_SEEN` | 1 |  |
 | `NOTIFICATION_STATUS_ARCHIVED` | 2 |  |
 
+### <a name="ttn.lorawan.v3.NotificationType">Enum `NotificationType`</a>
+
+| Name | Number | Description |
+| ---- | ------ | ----------- |
+| `UNKNOWN` | 0 |  |
+| `API_KEY_CREATED` | 1 |  |
+| `API_KEY_CHANGED` | 2 |  |
+| `CLIENT_REQUESTED` | 3 |  |
+| `COLLABORATOR_CHANGED` | 4 |  |
+| `ENTITY_STATE_CHANGED` | 5 |  |
+| `INVITATION` | 6 |  |
+| `LOGIN_TOKEN` | 7 |  |
+| `PASSWORD_CHANGED` | 8 |  |
+| `TEMPORARY_PASSWORD` | 9 |  |
+| `USER_REQUESTED` | 10 |  |
+| `VALIDATE` | 11 |  |
+
 ### <a name="ttn.lorawan.v3.NotificationService">Service `NotificationService`</a>
 
 The NotificationService is used to send notifications.
@@ -11346,6 +11371,20 @@ Secret contains a secret value. It also contains the ID of the Encryption key us
 | `user_ids` | <p>`message.required`: `true`</p> |
 | `entity_ids` | <p>`message.required`: `true`</p> |
 
+### <a name="ttn.lorawan.v3.EmailNotificationPreferences">Message `EmailNotificationPreferences`</a>
+
+EmailNotificationPreferences is the message that defines the types of notifications for which the user wants to receive an email.
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `types` | [`NotificationType`](#ttn.lorawan.v3.NotificationType) | repeated |  |
+
+#### Field Rules
+
+| Field | Validations |
+| ----- | ----------- |
+| `types` | <p>`repeated.unique`: `true`</p><p>`repeated.items.enum.defined_only`: `true`</p> |
+
 ### <a name="ttn.lorawan.v3.GetUserAPIKeyRequest">Message `GetUserAPIKeyRequest`</a>
 
 | Field | Type | Label | Description |
@@ -11581,6 +11620,7 @@ User is the message that defines a user on the network.
 | `temporary_password_expires_at` | [`google.protobuf.Timestamp`](#google.protobuf.Timestamp) |  |  |
 | `profile_picture` | [`Picture`](#ttn.lorawan.v3.Picture) |  | A profile picture for the user. This information is public and can be seen by any authenticated user in the network. |
 | `console_preferences` | [`UserConsolePreferences`](#ttn.lorawan.v3.UserConsolePreferences) |  | Console preferences contains the user's preferences regarding the behavior of the Console. |
+| `email_notification_preferences` | [`EmailNotificationPreferences`](#ttn.lorawan.v3.EmailNotificationPreferences) |  | next: 27 |
 
 #### Field Rules
 

api/ttn/lorawan/v3/api.swagger.json

@@ -22692,6 +22692,18 @@
       "default": "DOWNLINK_PATH_CONSTRAINT_NONE",
       "description": " - DOWNLINK_PATH_CONSTRAINT_NONE: Indicates that the gateway can be selected for downlink without constraints by the Network Server.\n - DOWNLINK_PATH_CONSTRAINT_PREFER_OTHER: Indicates that the gateway can be selected for downlink only if no other or better gateway can be selected.\n - DOWNLINK_PATH_CONSTRAINT_NEVER: Indicates that this gateway will never be selected for downlink, even if that results in no available downlink path."
     },
+    "v3EmailNotificationPreferences": {
+      "type": "object",
+      "properties": {
+        "types": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/v3NotificationType"
+          }
+        }
+      },
+      "description": "EmailNotificationPreferences is the message that defines the types of notifications for which the user wants to receive an email."
+    },
     "v3EmailValidation": {
       "type": "object",
       "properties": {
@@ -27087,7 +27099,7 @@
         },
         "notification_type": {
           "type": "string",
-          "description": "The type of this notification."
+          "description": "The type of this notification.\nTODO: Replace with type NotificationType in v4 https://github.com/TheThingsNetwork/lorawan-stack/issues/7384."
         },
         "data": {
           "$ref": "#/definitions/protobufAny",
@@ -27139,6 +27151,24 @@
       ],
       "default": "NOTIFICATION_STATUS_UNSEEN"
     },
+    "v3NotificationType": {
+      "type": "string",
+      "enum": [
+        "UNKNOWN",
+        "API_KEY_CREATED",
+        "API_KEY_CHANGED",
+        "CLIENT_REQUESTED",
+        "COLLABORATOR_CHANGED",
+        "ENTITY_STATE_CHANGED",
+        "INVITATION",
+        "LOGIN_TOKEN",
+        "PASSWORD_CHANGED",
+        "TEMPORARY_PASSWORD",
+        "USER_REQUESTED",
+        "VALIDATE"
+      ],
+      "default": "UNKNOWN"
+    },
     "v3NsEndDeviceRegistrySetBody": {
       "type": "object",
       "properties": {
@@ -29247,6 +29277,10 @@
         "console_preferences": {
           "$ref": "#/definitions/v3UserConsolePreferences",
           "description": "Console preferences contains the user's preferences regarding the behavior of the Console."
+        },
+        "email_notification_preferences": {
+          "$ref": "#/definitions/v3EmailNotificationPreferences",
+          "title": "next: 27"
         }
       },
       "description": "User is the message that defines a user on the network."
@@ -29506,6 +29540,10 @@
             "console_preferences": {
               "$ref": "#/definitions/v3UserConsolePreferences",
               "description": "Console preferences contains the user's preferences regarding the behavior of the Console."
+            },
+            "email_notification_preferences": {
+              "$ref": "#/definitions/v3EmailNotificationPreferences",
+              "title": "next: 27"
             }
           },
           "description": "User is the message that defines a user on the network."

api/ttn/lorawan/v3/notification_service.proto

@@ -40,7 +40,23 @@ message Notification {
   EntityIdentifiers entity_ids = 3;
 
   // The type of this notification.
-  string notification_type = 4;
+  // TODO: Replace with type NotificationType in v4 https://github.com/TheThingsNetwork/lorawan-stack/issues/7384.
+  string notification_type = 4 [(validate.rules).string = {
+    in: [
+      "unknown",
+      "api_key_created",
+      "api_key_changed",
+      "client_requested",
+      "collaborator_changed",
+      "entity_state_changed",
+      "invitation",
+      "login_token",
+      "password_changed",
+      "temporary_password",
+      "user_requested",
+      "validate"
+    ]
+  }];
 
   // The data related to the notification.
   google.protobuf.Any data = 5;
@@ -57,7 +73,7 @@ message Notification {
   repeated NotificationReceiver receivers = 8;
 
   // Whether an email was sent for the notification.
-  bool email = 9;
+  bool email = 9 [deprecated = true];
 
   // The status of the notification.
   NotificationStatus status = 10;
@@ -66,6 +82,23 @@ message Notification {
   google.protobuf.Timestamp status_updated_at = 11;
 }
 
+enum NotificationType {
+  option (thethings.json.enum) = {marshal_as_string: true};
+
+  UNKNOWN = 0;
+  API_KEY_CREATED = 1;
+  API_KEY_CHANGED = 2;
+  CLIENT_REQUESTED = 3;
+  COLLABORATOR_CHANGED = 4;
+  ENTITY_STATE_CHANGED = 5;
+  INVITATION = 6;
+  LOGIN_TOKEN = 7;
+  PASSWORD_CHANGED = 8;
+  TEMPORARY_PASSWORD = 9;
+  USER_REQUESTED = 10;
+  VALIDATE = 11;
+}
+
 enum NotificationReceiver {
   option (thethings.json.enum) = {
     marshal_as_string: true,
@@ -104,8 +137,20 @@ message CreateNotificationRequest {
 
   // The type of this notification.
   string notification_type = 2 [(validate.rules).string = {
-    min_len: 1,
-    max_len: 100,
+    in: [
+      "unknown",
+      "api_key_created",
+      "api_key_changed",
+      "client_requested",
+      "collaborator_changed",
+      "entity_state_changed",
+      "invitation",
+      "login_token",
+      "password_changed",
+      "temporary_password",
+      "user_requested",
+      "validate"
+    ]
   }];
 
   // The data related to the notification.
@@ -124,7 +169,7 @@ message CreateNotificationRequest {
   }];
 
   // Whether an email should be sent for the notification.
-  bool email = 6;
+  bool email = 6 [deprecated = true];
 }
 
 message CreateNotificationResponse {

api/ttn/lorawan/v3/user.proto

@@ -23,6 +23,7 @@ import "thethings/json/annotations.proto";
 import "ttn/lorawan/v3/contact_info.proto";
 import "ttn/lorawan/v3/enums.proto";
 import "ttn/lorawan/v3/identifiers.proto";
+import "ttn/lorawan/v3/notification_service.proto";
 import "ttn/lorawan/v3/picture.proto";
 import "ttn/lorawan/v3/rights.proto";
 import "validate/validate.proto";
@@ -54,6 +55,16 @@ enum DashboardLayout {
   DASHBOARD_LAYOUT_GRID = 2;
 }
 
+// EmailNotificationPreferences is the message that defines the types of notifications for which the user wants to receive an email.
+message EmailNotificationPreferences {
+  repeated NotificationType types = 1 [(validate.rules).repeated = {
+    unique: true,
+    items: {
+      enum: {defined_only: true}
+    }
+  }];
+}
+
 // UserConsolePreferences is the message that defines the user preferences for the Console.
 message UserConsolePreferences {
   option (thethings.flags.message) = {
@@ -288,7 +299,8 @@ message User {
   // Console preferences contains the user's preferences regarding the behavior of the Console.
   UserConsolePreferences console_preferences = 25;
 
-  // next: 26
+  EmailNotificationPreferences email_notification_preferences = 26;
+  // next: 27
 }
 
 message Users {

pkg/email/dir/dir_test.go

@@ -20,6 +20,7 @@ import (
 	"testing"
 
 	"go.thethings.network/lorawan-stack/v3/pkg/email"
+	"go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
 	"go.thethings.network/lorawan-stack/v3/pkg/util/test"
 	"go.thethings.network/lorawan-stack/v3/pkg/util/test/assertions/should"
 )
@@ -40,7 +41,7 @@ func TestMailDir(t *testing.T) {
 	a.So(err, should.BeNil)
 
 	err = mailer.Send(&email.Message{
-		TemplateName:     "irrelevant",
+		TemplateName:     ttnpb.GetNotificationTypeString(ttnpb.NotificationType_UNKNOWN),
 		RecipientName:    "John Doe",
 		RecipientAddress: "john.doe@example.com",
 		Subject:          "Email Subject",

pkg/email/email_test.go

@@ -40,7 +40,7 @@ func TestEmail(t *testing.T) {
 	registry := email.NewTemplateRegistry()
 
 	welcomeEmailTemplate, err := email.NewTemplateFS(
-		os.DirFS("testdata"), "welcome",
+		os.DirFS("testdata"), ttnpb.GetNotificationTypeString(ttnpb.NotificationType_UNKNOWN),
 		email.FSTemplate{
 			SubjectTemplate:      "Welcome to {{ .Network.Name }}",
 			HTMLTemplateBaseFile: "base.html",
@@ -53,9 +53,8 @@ func TestEmail(t *testing.T) {
 	a.So(err, should.BeNil)
 
 	registry.RegisterTemplate(welcomeEmailTemplate)
-
-	a.So(registry.RegisteredTemplates(), should.Contain, "welcome")
-	returnedTemplate := registry.GetTemplate(ctx, "welcome")
+	a.So(registry.RegisteredTemplates(), should.Contain, "unknown")
+	returnedTemplate := registry.GetTemplate(ctx, ttnpb.GetNotificationTypeString(ttnpb.NotificationType_UNKNOWN))
 
 	for i, template := range []*email.Template{welcomeEmailTemplate, returnedTemplate} {
 		template := template

pkg/email/sendgrid/sendgrid_test.go

@@ -21,6 +21,7 @@ import (
 	"github.com/smarty/assertions"
 	"go.thethings.network/lorawan-stack/v3/pkg/email"
 	"go.thethings.network/lorawan-stack/v3/pkg/log"
+	"go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
 	"go.thethings.network/lorawan-stack/v3/pkg/util/test"
 	"go.thethings.network/lorawan-stack/v3/pkg/util/test/assertions/should"
 )
@@ -46,7 +47,7 @@ func TestSendGrid(t *testing.T) {
 	a.So(err, should.BeNil)
 
 	err = sg.Send(&email.Message{
-		TemplateName:     "test",
+		TemplateName:     ttnpb.GetNotificationTypeString(ttnpb.NotificationType_UNKNOWN),
 		RecipientName:    "John Doe",
 		RecipientAddress: "john.doe@example.com",
 		Subject:          "Testing SendGrid",

pkg/email/smtp/smtp_test.go

@@ -22,6 +22,7 @@ import (
 	"github.com/smarty/assertions"
 	"go.thethings.network/lorawan-stack/v3/pkg/email"
 	"go.thethings.network/lorawan-stack/v3/pkg/log"
+	"go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
 	"go.thethings.network/lorawan-stack/v3/pkg/util/test"
 	"go.thethings.network/lorawan-stack/v3/pkg/util/test/assertions/should"
 )
@@ -64,7 +65,7 @@ func TestSMTP(t *testing.T) {
 	a.So(err, should.BeNil)
 
 	mail := &email.Message{
-		TemplateName:     "test",
+		TemplateName:     ttnpb.GetNotificationTypeString(ttnpb.NotificationType_UNKNOWN),
 		RecipientName:    "John Doe",
 		RecipientAddress: "john.doe@example.com",
 		Subject:          "Testing SMTP",

pkg/email/template.go

@@ -43,7 +43,7 @@ func newContextWithTemplateRegistry(parent context.Context, reg TemplateRegistry
 
 // TemplateRegistry keeps track of email templates.
 type TemplateRegistry interface {
-	RegisteredTemplates() []string
+	RegisteredTemplates() []*ttnpb.NotificationType
 	GetTemplate(ctx context.Context, name string) *Template
 }