Improve ContextHelper API for KMP

library/src/androidMain/kotlin/com/lagradost/api/ContextHelper.android.kt

@@ -3,19 +3,14 @@ package com.lagradost.api
 import android.content.Context
 import java.lang.ref.WeakReference
 
-var ctx: WeakReference<Context>? = null
+private var contextRef: WeakReference<Context>? = null
 
 /**
  * Helper function for Android specific context. Not usable in JVM.
  * Do not use this unless absolutely necessary.
  */
-actual fun getContext(): Any? {
-    return ctx?.get()
-}
+actual fun getContext(): Any? = contextRef?.get()
 
-actual fun setContext(context: WeakReference<Any>) {
-    val actualContext = context.get() as? Context
-    if (actualContext != null) {
-        ctx = WeakReference(actualContext)
-    }
-}
+actual fun setContext(context: Any?) {
+    contextRef = (context as? Context)?.let { WeakReference(it) }
+}

library/src/commonMain/kotlin/com/lagradost/api/ContextHelper.kt

@@ -1,16 +1,15 @@
 package com.lagradost.api
 
-import java.lang.ref.WeakReference
-
 /**
- * Set context for android specific code such as webview.
- * Does nothing on JVM.
+ * Set context for Android-specific code such as webview.
+ * Does nothing on non-Android platforms.
  */
-expect fun setContext(context: WeakReference<Any>)
+expect fun setContext(context: Any?)
+
 /**
  * Helper function for Android specific context.
  * Do not use this unless absolutely necessary.
  * setContext() must be called before this is called.
- * @return Context if on android, null if not.
+ * @return Context if on Android, null if not.
  */
 expect fun getContext(): Any?

library/src/jvmMain/kotlin/com/lagradost/api/ContextHelper.jvm.kt

@@ -1,10 +1,4 @@
 package com.lagradost.api
 
-import java.lang.ref.WeakReference
-
-actual fun getContext(): Any? {
-    return null
-}
-
-actual fun setContext(context: WeakReference<Any>) {
-}
+actual fun getContext(): Any? = null
+actual fun setContext(context: Any?) = Unit