Refactor frontend data models

src-ui/src/app/data/mail-account.ts

@@ -0,0 +1,25 @@
+import { ObjectWithPermissions } from './object-with-permissions'
+
+export enum IMAPSecurity {
+  None = 1,
+  SSL = 2,
+  STARTTLS = 3,
+}
+
+export interface MailAccount extends ObjectWithPermissions {
+  name: string
+
+  imap_server: string
+
+  imap_port: number
+
+  imap_security: IMAPSecurity
+
+  username: string
+
+  password: string
+
+  character_set?: string
+
+  is_token: boolean
+}