chore: allow demo snippets to override App_Resources

Author: farfromrefug

demo-snippets/App_Resources/Android/src/main/res/values/styles.xml

@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <!-- theme to use FOR launch screen-->
+    <style name="LaunchScreenThemeBase" parent="Theme.MaterialComponents.Light.NoActionBar">
+        <item name="toolbarStyle">@style/NativeScriptToolbarStyle</item>
+
+        <item name="colorPrimary">@color/ns_primary</item>
+        <item name="colorPrimaryDark">@color/ns_primaryDark</item>
+        <item name="colorAccent">@color/ns_accent</item>
+
+        <item name="android:windowBackground">@drawable/splash_screen</item>
+
+        <item name="android:windowActionBarOverlay">true</item>
+        <item name="android:windowTranslucentStatus">true</item>
+    </style>
+
+    <style name="LaunchScreenTheme" parent="LaunchScreenThemeBase">
+    </style>
+
+    <!-- theme to use AFTER launch screen is loaded-->
+    <style name="AppThemeBase" parent="Theme.MaterialComponents.Light.NoActionBar">
+        <item name="toolbarStyle">@style/NativeScriptToolbarStyle</item>
+
+        <item name="colorPrimary">@color/ns_primary</item>
+        <item name="colorPrimaryDark">@color/ns_primaryDark</item>
+        <item name="colorAccent">@color/ns_accent</item>
+    </style>
+
+    <style name="AppTheme" parent="AppThemeBase">
+    </style>
+
+    <!-- theme for action-bar -->
+    <style name="NativeScriptToolbarStyleBase" parent="Widget.AppCompat.Toolbar">
+        <item name="android:background">@color/ns_primary</item>
+        <item name="theme">@style/ThemeOverlay.AppCompat.ActionBar</item>
+        <item name="popupTheme">@style/ThemeOverlay.AppCompat</item>
+    </style>
+
+    <style name="NativeScriptToolbarStyle" parent="NativeScriptToolbarStyleBase">
+    </style>
+</resources>

demo-snippets/package.json

@@ -1,6 +1,22 @@
 {
     "name": "@nativescript-community/template-snippet",
     "version": "0.0.1",
+    "nativescript": {
+        "platforms": {
+            "android": "*"
+        },
+        "hooks": [
+            {
+                "type": "after-prepare",
+                "script": "scripts/after-prepare.js",
+                "inject": true
+            }
+        ]
+    },
+    "scripts": {
+        "preuninstall": "node preuninstall.js",
+        "postinstall": "node postinstall.js"
+    },
     "dependencies": {
         "@nativescript-community/ui-material-activityindicator": "file:../packages/activityindicator",
         "@nativescript-community/ui-material-bottom-navigation": "file:../packages/bottom-navigation",
@@ -20,7 +36,8 @@
         "@nativescript-community/ui-material-tabs": "file:../packages/tabs",
         "@nativescript-community/ui-material-textfield": "file:../packages/textfield",
         "@nativescript-community/ui-material-textview": "file:../packages/textview",
-        "@mdi/font": "6.5.95"
+        "@mdi/font": "6.5.95",
+        "@nativescript/hook": "~2.0.0"
     },
     "devDependencies": {
         "nativescript-vue-template-compiler": "~2.9.0",