List import files properly

core/interfaces/src/main/kotlin/app/aaps/core/interfaces/maintenance/PrefFileListProvider.kt

@@ -13,7 +13,7 @@ interface PrefFileListProvider {
     fun newExportFile(): File
     fun newExportCsvFile(): File
     fun newCwfFile(filename: String, withDate: Boolean = true): File
-    fun listPreferenceFiles(loadMetadata: Boolean = false): MutableList<PrefsFile>
+    fun listPreferenceFiles(): MutableList<PrefsFile>
     fun listCustomWatchfaceFiles(): MutableList<CwfFile>
     fun checkMetadata(metadata: Map<PrefsMetadataKey, PrefMetadata>): Map<PrefsMetadataKey, PrefMetadata>
     fun formatExportedAgo(utcTime: String): String

core/interfaces/src/main/kotlin/app/aaps/core/interfaces/maintenance/PrefsFile.kt

@@ -10,7 +10,6 @@ data class PrefsFile(
     val name: String,
     val file: File,
     val baseDir: File,
-    val dirKind: PrefsImportDir,
 
     // metadata here is used only for list display
     val metadata: @RawValue Map<PrefsMetadataKey, PrefMetadata>

core/interfaces/src/main/kotlin/app/aaps/core/interfaces/maintenance/PrefsImportDir.kt

@@ -1,6 +0,0 @@
-package app.aaps.core.interfaces.maintenance
-
-enum class PrefsImportDir {
-    ROOT_DIR,
-    AAPS_DIR
-}

plugins/configuration/src/main/kotlin/app/aaps/plugins/configuration/maintenance/PrefFileListProviderImpl.kt

@@ -7,7 +7,6 @@ import app.aaps.core.interfaces.configuration.Config
 import app.aaps.core.interfaces.maintenance.PrefFileListProvider
 import app.aaps.core.interfaces.maintenance.PrefMetadata
 import app.aaps.core.interfaces.maintenance.PrefsFile
-import app.aaps.core.interfaces.maintenance.PrefsImportDir
 import app.aaps.core.interfaces.maintenance.PrefsMetadataKey
 import app.aaps.core.interfaces.resources.ResourceHelper
 import app.aaps.core.interfaces.rx.bus.RxBus
@@ -59,44 +58,29 @@ class PrefFileListProviderImpl @Inject constructor(
     }
 
     /**
-     * This function tries to list possible preference files from main SDCard root dir and AAPS/preferences dir
+     * This function tries to list possible preference files from AAPS/preferences dir
      * and tries to do quick assessment for preferences format plausibility.
-     * It does NOT load full metadata or is 100% accurate - it tries to do QUICK detection, based on:
-     *  - file name and extension
-     *  - predicted file contents
      */
-    override fun listPreferenceFiles(loadMetadata: Boolean): MutableList<PrefsFile> {
+    override fun listPreferenceFiles(): MutableList<PrefsFile> {
         val prefFiles = mutableListOf<PrefsFile>()
 
-        // searching rood dir for legacy files
-        path.walk().maxDepth(1).filter { it.isFile && (it.name.endsWith(".json") || it.name.contains("Preferences")) }.forEach {
-            val contents = storage.getFileContents(it)
-            val detectedNew = encryptedPrefsFormat.isPreferencesFile(it, contents)
-            if (detectedNew) {
-                prefFiles.add(PrefsFile(it.name, it, path, PrefsImportDir.ROOT_DIR, metadataFor(loadMetadata, contents)))
-            }
-        }
-
         // searching dedicated dir, only for new JSON format
         aapsPath.walk().filter { it.isFile && it.name.endsWith(".json") }.forEach {
             val contents = storage.getFileContents(it)
             if (encryptedPrefsFormat.isPreferencesFile(it, contents)) {
-                prefFiles.add(PrefsFile(it.name, it, aapsPath, PrefsImportDir.AAPS_DIR, metadataFor(loadMetadata, contents)))
+                prefFiles.add(PrefsFile(it.name, it, aapsPath, metadataFor(contents)))
             }
         }
 
-        // we sort only if we have metadata to be used for that
-        if (loadMetadata) {
-            prefFiles
+        val filtered = prefFiles
             .filter { it.metadata[PrefsMetadataKeyImpl.AAPS_FLAVOUR]?.status != null }
+            .filter { (it.metadata[PrefsMetadataKeyImpl.AAPS_FLAVOUR]?.status as PrefsStatusImpl) != PrefsStatusImpl.ERROR }
             .toMutableList()
-                .sortWith(
+        filtered.sortWith(
             compareByDescending<PrefsFile> { it.metadata[PrefsMetadataKeyImpl.AAPS_FLAVOUR]?.status as PrefsStatusImpl }
                 .thenByDescending { it.metadata[PrefsMetadataKeyImpl.CREATED_AT]?.value }
         )
-        }
-
-        return prefFiles
+        return filtered
     }
 
     override fun listCustomWatchfaceFiles(): MutableList<CwfFile> {
@@ -127,12 +111,8 @@ class PrefFileListProviderImpl @Inject constructor(
         return customWatchfaceFiles
     }
 
-    private fun metadataFor(loadMetadata: Boolean, contents: String): PrefMetadataMap {
-        if (!loadMetadata) {
-            return mapOf()
-        }
-        return checkMetadata(encryptedPrefsFormat.loadMetadata(contents))
-    }
+    private fun metadataFor(contents: String): PrefMetadataMap =
+        checkMetadata(encryptedPrefsFormat.loadMetadata(contents))
 
     override fun ensureExportDirExists(): File {
         if (!aapsPath.exists()) {

plugins/configuration/src/main/kotlin/app/aaps/plugins/configuration/maintenance/activities/PrefImportListActivity.kt

@@ -39,7 +39,7 @@ class PrefImportListActivity : TranslatedDaggerAppCompatActivity() {
         supportActionBar?.setDisplayShowTitleEnabled(true)
 
         binding.recyclerview.layoutManager = LinearLayoutManager(this)
-        binding.recyclerview.adapter = RecyclerViewAdapter(prefFileListProvider.listPreferenceFiles(loadMetadata = true))
+        binding.recyclerview.adapter = RecyclerViewAdapter(prefFileListProvider.listPreferenceFiles())
     }
 
     inner class RecyclerViewAdapter internal constructor(private var prefFileList: List<PrefsFile>) : RecyclerView.Adapter<RecyclerViewAdapter.PrefFileViewHolder>() {