Login form with Tenant dropdown menu

src/app/shared/tenant-selector/tenant-selector.component.ts

@@ -0,0 +1,42 @@
+import { Component, OnInit } from '@angular/core';
+import { FormControl } from '@angular/forms';
+import { SettingsService } from 'app/settings/settings.service';
+
+@Component({
+  selector: 'mifosx-tenant-selector',
+  templateUrl: './tenant-selector.component.html',
+  styleUrls: ['./tenant-selector.component.scss']
+})
+export class TenantSelectorComponent implements OnInit {
+
+  /** Tenant selector form control. */
+  tenantSelector = new FormControl();
+
+  /**
+   * Sets the Tenant Identifier of the application in the selector on initial setup.
+   * @param {SettingsService} settingsService Settings Service.
+   */
+  constructor(private settingsService: SettingsService) {
+    this.tenantSelector.setValue(this.settingsService.tenantIdentifier);
+  }
+
+  ngOnInit(): void {
+  }
+
+  /**
+   * Returns all the languages supported by the application.
+   * @return {string[]} Supported languages.
+   */
+  get tenants(): string[] {
+    return this.settingsService.tenantIdentifiers || [];
+  }
+
+  setTenantIdentifier(): void {
+    this.settingsService.setTenantIdentifier(this.tenantSelector.value);
+  }
+
+  allowSelection(): boolean {
+    return (this.tenants.length > 1);
+  }
+
+}