Do not prompt for microG installs on non-huawei builds

app/src/huawei/java/com/aurora/store/util/FlavouredUtil.kt

@@ -0,0 +1,12 @@
+package com.aurora.store.util
+
+import android.content.Context
+import com.aurora.extensions.isHuawei
+
+object FlavouredUtil : IFlavouredUtil {
+    override fun promptMicroGInstall(context: Context): Boolean {
+        return isHuawei &&
+                PackageUtil.hasSupportedAppGallery(context) &&
+                !PackageUtil.isMicroGBundleInstalled(context)
+    }
+}

app/src/main/java/com/aurora/store/util/IFlavouredUtil.kt

@@ -0,0 +1,7 @@
+package com.aurora.store.util
+
+import android.content.Context
+
+interface IFlavouredUtil {
+    fun promptMicroGInstall(context: Context): Boolean
+}

app/src/main/java/com/aurora/store/view/ui/details/AppDetailsFragment.kt

@@ -50,7 +50,6 @@ import com.aurora.Constants.EXODUS_SUBMIT_PAGE
 import com.aurora.Constants.PACKAGE_NAME_GMS
 import com.aurora.extensions.browse
 import com.aurora.extensions.hide
-import com.aurora.extensions.isHuawei
 import com.aurora.extensions.px
 import com.aurora.extensions.requiresObbDir
 import com.aurora.extensions.runOnUiThread
@@ -77,6 +76,7 @@ import com.aurora.store.data.model.ViewState.Loading.getDataAs
 import com.aurora.store.databinding.FragmentDetailsBinding
 import com.aurora.store.util.CertUtil
 import com.aurora.store.util.CommonUtil
+import com.aurora.store.util.FlavouredUtil
 import com.aurora.store.util.PackageUtil
 import com.aurora.store.util.Preferences
 import com.aurora.store.util.Preferences.PREFERENCE_SIMILAR
@@ -529,20 +529,9 @@ class AppDetailsFragment : BaseFragment<FragmentDetailsBinding>() {
     }
 
     private fun purchase(app: App) {
-        /**
-         * MicroG Fragment Preconditions:
-         * 1. App being installed must have GSF dependency
-         * 2. It should be a Huawei device
-         * 3. Supported App Gallery should be available, i.e. v15.1.x or above
-         * 4. MicroG bundle should not be already installed
-         *
-         * TODO: Extract this trigger out of Vanilla & put in Huawei flavour
-         */
         if (
             app.dependencies.dependentPackages.fastAny { it == PACKAGE_NAME_GMS } &&
-            isHuawei &&
-            PackageUtil.hasSupportedAppGallery(requireContext()) &&
-            !PackageUtil.isMicroGBundleInstalled(requireContext())
+            FlavouredUtil.promptMicroGInstall(requireContext())
         ) {
             return openGMSWarningFragment()
         }

app/src/preload/java/com/aurora/store/util/FlavouredUtil.kt

@@ -0,0 +1,10 @@
+package com.aurora.store.util
+
+import android.content.Context
+
+object FlavouredUtil : IFlavouredUtil {
+
+    override fun promptMicroGInstall(context: Context): Boolean {
+        return false
+    }
+}

app/src/vanilla/java/com/aurora/store/util/FlavouredUtil.kt

@@ -0,0 +1,10 @@
+package com.aurora.store.util
+
+import android.content.Context
+
+object FlavouredUtil : IFlavouredUtil {
+
+    override fun promptMicroGInstall(context: Context): Boolean {
+        return false
+    }
+}