fix(frontend): show media details for Remote Dev / Gateway files

frontend/src/main/kotlin/dev/twango/jetplay/editor/MediaLoader.kt

@@ -134,8 +134,7 @@ class MediaLoader(
     }
 
     private fun maybeSendMediaInfo() {
-        if (source.isRemote) return
-        if (source.extension.lowercase() in MediaClassification.rawAudioExtensions) return
+        if (!source.canProbeMediaInfo) return
         scope.launch {
             val info = MediaAccessor.getInstance().extractMediaInfo(fileId, projectId)
             if (info != null && !bridge.disposed) bridge.sendMediaInfo(info)

frontend/src/main/kotlin/dev/twango/jetplay/media/EditorMediaSource.kt

@@ -12,6 +12,9 @@ class EditorMediaSource(val file: VirtualFile) {
     val needsTranscoding: Boolean = MediaClassification.needsTranscoding(extension)
     val isRemote: Boolean = file.fileSystem !is LocalFileSystem
 
+    // Header probing runs host-side, so remote files stay eligible; raw headerless codecs can't be probed.
+    val canProbeMediaInfo: Boolean = extension !in MediaClassification.rawAudioExtensions
+
     /** Non-null only when the bytes are readable in this process. */
     fun localFileOrNull(): File? =
         if (!isRemote) runCatching { file.toNioPath().toFile() }.getOrNull()?.takeIf { it.isFile } else null

frontend/src/test/kotlin/dev/twango/jetplay/media/EditorMediaSourceTest.kt

@@ -1,6 +1,7 @@
 package dev.twango.jetplay.media
 
 import com.intellij.openapi.vfs.LocalFileSystem
+import com.intellij.testFramework.LightVirtualFile
 import com.intellij.testFramework.fixtures.BasePlatformTestCase
 import java.nio.file.Files
 
@@ -38,4 +39,16 @@ class EditorMediaSourceTest : BasePlatformTestCase() {
         assertFalse(source.needsTranscoding)
         assertEquals("mp3", source.extension)
     }
+
+    // A LightVirtualFile isn't backed by LocalFileSystem, standing in for a Remote Dev / Gateway file.
+    fun testRemoteFileStaysEligibleForMediaInfo() {
+        val remote = EditorMediaSource(LightVirtualFile("song.mp3"))
+        assertTrue("a non-LocalFileSystem file must read as remote", remote.isRemote)
+        assertTrue("media-info probing runs host-side, so a remote file must stay eligible", remote.canProbeMediaInfo)
+    }
+
+    fun testRawAudioIsNotEligibleForMediaInfo() {
+        val raw = EditorMediaSource(LightVirtualFile("call.pcmu"))
+        assertFalse("headerless raw codecs can't be probed", raw.canProbeMediaInfo)
+    }
 }