From 3d34b68fbd25b724b6f89c01642788d325f6e909 Mon Sep 17 00:00:00 2001
From: Liam DeBeasi <liamdebeasi@users.noreply.github.com>
Date: Fri, 11 Sep 2020 11:33:41 -0400
Subject: [PATCH] feat(vue): add hook to access Ionic Vue router (#22072)

---
 .../vue/src/{hardware-back-button.ts => hooks.ts}   | 13 +++++++++++++
 packages/vue/src/index.ts                           |  2 +-
 2 files changed, 14 insertions(+), 1 deletion(-)
 rename packages/vue/src/{hardware-back-button.ts => hooks.ts} (64%)

diff --git a/packages/vue/src/hardware-back-button.ts b/packages/vue/src/hooks.ts
similarity index 64%
rename from packages/vue/src/hardware-back-button.ts
rename to packages/vue/src/hooks.ts
index 8a1ec6a5dd..388f07f7b5 100644
--- a/packages/vue/src/hardware-back-button.ts
+++ b/packages/vue/src/hooks.ts
@@ -1,7 +1,12 @@
 import { BackButtonEvent } from '@ionic/core';
+import { inject } from 'vue';
 
 type Handler = (processNextHandler: () => void) => Promise<any> | void | null;
 
+export interface IonRouter {
+  canGoBack: (deep: number) => boolean;
+}
+
 export const useHardwareBackButton = (priority: number, handler: Handler) => {
   const callback = (ev: BackButtonEvent) => ev.detail.register(priority, handler);
   const unregister = () => document.removeEventListener('ionBackButton', callback);
@@ -10,3 +15,11 @@ export const useHardwareBackButton = (priority: number, handler: Handler) => {
 
   return { unregister };
 }
+
+export const useIonRouter = (): IonRouter => {
+  const { canGoBack } = inject('navManager') as any;
+
+  return {
+    canGoBack
+  } as IonRouter
+}
diff --git a/packages/vue/src/index.ts b/packages/vue/src/index.ts
index 2d54547ac4..e4104a8b06 100644
--- a/packages/vue/src/index.ts
+++ b/packages/vue/src/index.ts
@@ -11,7 +11,7 @@ export { IonTabButton } from './components/IonTabButton';
 export { IonTabs } from './components/IonTabs';
 export { IonTabBar } from './components/IonTabBar';
 
-export { useHardwareBackButton } from './hardware-back-button';
+export { IonRouter, useHardwareBackButton, useIonRouter } from './hooks';
 
 export {
   // Overlay Controllers