feat(api): add subscription server and client services and interfaces (#1470)

* feat(api): add subscription server and client services and interfaces

* fix(api): linter issues

* feat(models): add subscription invitations

* feat(api): add subscriptions invitation operations on server side

* fix(api): linter issues

packages/models/src/Domain/Api/Subscription/Invitation.ts

@@ -0,0 +1,15 @@
+import { InvitationStatus } from './InvitationStatus'
+import { InviteeIdentifierType } from './InviteeIdentifierType'
+import { InviterIdentifierType } from './InviterIdentifierType'
+
+export type Invitation = {
+  uuid: string
+  inviterIdentifier: string
+  inviterIdentifierType: InviterIdentifierType
+  inviteeIdentifier: string
+  inviteeIdentifierType: InviteeIdentifierType
+  status: InvitationStatus
+  subscriptionId: number
+  createdAt: number
+  updatedAt: number
+}

packages/models/src/Domain/Api/Subscription/InvitationStatus.ts

@@ -0,0 +1,6 @@
+export enum InvitationStatus {
+  Sent = 'sent',
+  Canceled = 'canceled',
+  Accepted = 'accepted',
+  Declined = 'declined',
+}

packages/models/src/Domain/Api/Subscription/InviteeIdentifierType.ts

@@ -0,0 +1,5 @@
+export enum InviteeIdentifierType {
+  Email = 'email',
+  Hash = 'hash',
+  Uuid = 'uuid',
+}

packages/models/src/Domain/Api/Subscription/InviterIdentifierType.ts

@@ -0,0 +1,4 @@
+export enum InviterIdentifierType {
+  Email = 'email',
+  Uuid = 'uuid',
+}