[PM-10613] End User Notification Service (#13721)

* new end user notification service to retrieve and update notifications from API

libs/vault/src/notifications/models/index.ts

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+export * from "./notification-view";
+export * from "./notification-view.data";
+export * from "./notification-view.response";

libs/vault/src/notifications/models/notification-view.data.ts

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+import { Jsonify } from "type-fest";
+
+import { NotificationId } from "@bitwarden/common/types/guid";
+
+import { NotificationViewResponse } from "./notification-view.response";
+
+export class NotificationViewData {
+  id: NotificationId;
+  priority: number;
+  title: string;
+  body: string;
+  date: Date;
+  readDate: Date | null;
+  deletedDate: Date | null;
+
+  constructor(response: NotificationViewResponse) {
+    this.id = response.id;
+    this.priority = response.priority;
+    this.title = response.title;
+    this.body = response.body;
+    this.date = response.date;
+    this.readDate = response.readDate;
+    this.deletedDate = response.deletedDate;
+  }
+
+  static fromJSON(obj: Jsonify<NotificationViewData>) {
+    return Object.assign(new NotificationViewData({} as NotificationViewResponse), obj, {
+      id: obj.id,
+      priority: obj.priority,
+      title: obj.title,
+      body: obj.body,
+      date: new Date(obj.date),
+      readDate: obj.readDate ? new Date(obj.readDate) : null,
+      deletedDate: obj.deletedDate ? new Date(obj.deletedDate) : null,
+    });
+  }
+}

libs/vault/src/notifications/models/notification-view.response.ts

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+import { BaseResponse } from "@bitwarden/common/models/response/base.response";
+import { NotificationId } from "@bitwarden/common/types/guid";
+
+export class NotificationViewResponse extends BaseResponse {
+  id: NotificationId;
+  priority: number;
+  title: string;
+  body: string;
+  date: Date;
+  readDate: Date;
+  deletedDate: Date;
+
+  constructor(response: any) {
+    super(response);
+    this.id = this.getResponseProperty("Id");
+    this.priority = this.getResponseProperty("Priority");
+    this.title = this.getResponseProperty("Title");
+    this.body = this.getResponseProperty("Body");
+    this.date = this.getResponseProperty("Date");
+    this.readDate = this.getResponseProperty("ReadDate");
+    this.deletedDate = this.getResponseProperty("DeletedDate");
+  }
+}

libs/vault/src/notifications/models/notification-view.ts

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+import { NotificationId } from "@bitwarden/common/types/guid";
+
+export class NotificationView {
+  id: NotificationId;
+  priority: number;
+  title: string;
+  body: string;
+  date: Date;
+  readDate: Date | null;
+  deletedDate: Date | null;
+
+  constructor(obj: any) {
+    this.id = obj.id;
+    this.priority = obj.priority;
+    this.title = obj.title;
+    this.body = obj.body;
+    this.date = obj.date;
+    this.readDate = obj.readDate;
+    this.deletedDate = obj.deletedDate;
+  }
+}