Ready to create the notification

src/entities/Notification.ts

@@ -48,7 +48,7 @@ export enum NotifEventVisibility {
 
 export interface NotifBuilder {
 	id ?: number,
-	timeCreate: number,
+	timeCreate ?: number,
 	seen ?: boolean,
 	fromUserID: number,
 	destUserID ?: number,
@@ -61,7 +61,8 @@ export interface NotifBuilder {
 }
 
 export class Notif implements NotifBuilder {
-	id ?: number;	timeCreate: number;
+	id ?: number;
+	timeCreate ?: number;
 	seen ?: boolean;
 	fromUserID: number;
 	destUserID ?: number;
@@ -79,4 +80,38 @@ export class Notif implements NotifBuilder {
 			}
 		}
 	}
+
+	get hasId() : boolean {
+		return this.id > 0
+	}
+
+	get hasSeen() : boolean {
+		return this.seen === true || this.seen === false
+	}
+
+	get hasFromUserID() : boolean {
+		return this.fromUserID > 0
+	}
+
+	get hasDestUserID() : boolean {
+		return this.destUserID > 0
+	}
+
+	get hasType() : boolean {
+		return this.type != null && this.type != undefined
+	}
+
+	get hasOnElemID() : boolean {
+		return this.onElemID > 0
+	}
+
+	get hasOnElemType() : boolean {
+		return this.onElemType != null && this.onElemType != undefined
+	}
+
+	get hasTimeCreate() : boolean {
+		return this.timeCreate != null
+			&& this.timeCreate != undefined
+			&& this.timeCreate > 0;
+	}
 }