feat: add a service to launch notifications

src/services/open-notify.service.ts

@@ -0,0 +1,54 @@
+import {Injectable} from '@angular/core';
+import {MatSnackBar} from '@angular/material/snack-bar';
+import {NotificationComponent} from "@component/notification/notification.component";
+
+export enum NotifyColor {
+  Basic,
+  Warn,
+  Danger,
+  Success
+}
+
+@Injectable({
+  providedIn: 'root'
+})
+
+export class OpenNotifyService {
+  constructor(private _snackBar: MatSnackBar) {
+  }
+
+  colorClass: string = '';
+
+  set setColorClass(color: NotifyColor) {
+    switch (color) {
+      case NotifyColor.Warn: {
+        this.colorClass = 'yellow-snackbar';
+      }
+        break;
+      case NotifyColor.Danger: {
+        this.colorClass = 'red-snackbar';
+      }
+        break;
+      case NotifyColor.Success: {
+        this.colorClass = 'green-snackbar';
+      }
+        break;
+      default: {
+        this.colorClass = 'snackbar';
+      }
+        break;
+    }
+  }
+
+  open(message: string, color: NotifyColor = NotifyColor.Basic, duration: number = 5000) {
+    this.setColorClass = color;
+    this._snackBar.openFromComponent(NotificationComponent, {
+      data: {message: message, duration: duration, className: this.colorClass},
+      duration: duration,
+      verticalPosition: 'top',
+      horizontalPosition: 'center',
+      panelClass: [this.colorClass]
+    })
+    ;
+  }
+}