#97 fix bundle search in static frameworks (new bundle search logic)

Author: Alex009

resources/src/iosMain/kotlin/dev/icerock/moko/resources/utils/NSBundleExt.kt

@@ -5,20 +5,35 @@
 package dev.icerock.moko.resources.utils
 
 import platform.Foundation.NSBundle
+import platform.Foundation.NSDirectoryEnumerator
+import platform.Foundation.NSFileManager
+import platform.Foundation.NSURL
+import platform.Foundation.pathExtension
 
 fun NSBundle.Companion.loadableBundle(identifier: String): NSBundle {
     // try get already loaded bundle
     NSBundle.bundleWithIdentifier(identifier)?.let { return it }
 
-    // try load from app framework
-    NSBundle.mainBundle
-        .pathsForResourcesOfType(ext = "framework", inDirectory = "Frameworks")
-        .filterIsInstance<String>()
-        .mapNotNull { NSBundle.bundleWithPath(it) }
-        .flatMap { it.pathsForResourcesOfType(ext = "bundle", inDirectory = null) }
-        .filterIsInstance<String>()
-        // load each loadable bundle to correct load by identifier later
-        .forEach { NSBundle.bundleWithPath(it)?.bundleIdentifier }
+    val bundlePath: String = NSBundle.mainBundle.bundlePath
+    val enumerator: NSDirectoryEnumerator = requireNotNull(NSFileManager.defaultManager.enumeratorAtPath(bundlePath))
+    while (true) {
+        val relativePath: String = enumerator.nextObject() as? String ?: break
+        val url = NSURL(fileURLWithPath = relativePath)
+        if (url.pathExtension == "bundle") {
+            val fullPath = "$bundlePath/$relativePath"
+            val loadedIdentifier: String? = NSBundle.bundleWithPath(fullPath)?.bundleIdentifier
+            if(isBundleSearchLogEnabled) {
+                println("moko-resources auto-load bundle with identifier $loadedIdentifier at path $fullPath")
+            }
+        }
+    }
 
-    return NSBundle.bundleWithIdentifier(identifier)!!
+    val resultBundle = NSBundle.bundleWithIdentifier(identifier)
+    if (resultBundle == null) {
+        throw IllegalArgumentException("bundle with identifier $identifier not found")
+    }
+
+    return resultBundle
 }
+
+var isBundleSearchLogEnabled = false