1 files changed, 21 insertions, 0 deletions
diff --git a/library/src/main/kotlin/ca/allanwang/kau/utils/Utils.kt b/library/src/main/kotlin/ca/allanwang/kau/utils/Utils.kt
index 642c29c..8aaadaf 100644
--- a/library/src/main/kotlin/ca/allanwang/kau/utils/Utils.kt
+++ b/library/src/main/kotlin/ca/allanwang/kau/utils/Utils.kt
@@ -1,9 +1,13 @@
 package ca.allanwang.kau.utils
 
+import android.content.Context
 import android.content.res.Resources
 import android.os.Build
 import android.os.Looper
 import ca.allanwang.kau.logging.KL
+import android.content.pm.PackageManager
+
+
 
 /**
  * Created by Allan Wang on 2017-05-28.
@@ -27,4 +31,21 @@ val buildIsMarshmallowAndUp: Boolean
 fun checkThread(id: Int) {
     val status = if (Looper.myLooper() == Looper.getMainLooper()) "is" else "is not"
     KL.d("$id $status in the main thread")
+}
+
+/**
+ * Checks if a given package is installed
+ * @param packageName packageId
+ * @return true if installed with activity, false otherwise
+ */
+fun Context.isAppInstalled(packageName: String): Boolean {
+    val pm = packageManager
+    var installed: Boolean
+    try {
+        pm.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES)
+        installed = true
+    } catch (e: PackageManager.NameNotFoundException) {
+        installed = false
+    }
+    return installed
 }
 \ No newline at end of file