chore(packages): move the packages to root

core/src/components/alert-controller/alert-controller.tsx

@@ -0,0 +1,51 @@
+import { Component, Listen, Method } from '@stencil/core';
+import { AlertEvent, AlertOptions, OverlayController } from '../../index';
+import { createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
+
+@Component({
+  tag: 'ion-alert-controller'
+})
+export class AlertController implements OverlayController {
+
+  private alerts = new Map<number, HTMLIonAlertElement>();
+
+  @Listen('body:ionAlertWillPresent')
+  protected alertWillPresent(ev: AlertEvent) {
+    this.alerts.set(ev.target.overlayId, ev.target);
+  }
+
+  @Listen('body:ionAlertWillDismiss')
+  @Listen('body:ionAlertDidUnload')
+  protected alertWillDismiss(ev: AlertEvent) {
+    this.alerts.delete(ev.target.overlayId);
+  }
+
+  @Listen('body:keyup.escape')
+  protected escapeKeyUp() {
+    removeLastOverlay(this.alerts);
+  }
+
+  /*
+   * Create an alert overlay with alert options.
+   */
+  @Method()
+  create(opts?: AlertOptions): Promise<HTMLIonAlertElement> {
+    return createOverlay(document.createElement('ion-alert'), opts);
+  }
+
+  /*
+   * Dismiss the open alert overlay.
+   */
+  @Method()
+  dismiss(data?: any, role?: string, alertId = -1) {
+    return dismissOverlay(data, role, this.alerts, alertId);
+  }
+
+  /*
+   * Get the most recently opened alert overlay.
+   */
+  @Method()
+  getTop(): HTMLIonAlertElement {
+    return getTopOverlay(this.alerts);
+  }
+}