Refactored de-duplicate .csv/.tsv values both in IntentHandler and in ImportFileSelectionFragment.

Author: argon2r

AnkiDroid/src/main/java/com/ichi2/anki/IntentHandler.kt

@@ -32,6 +32,7 @@ import com.ichi2.anki.preferences.sharedPrefs
 import com.ichi2.anki.servicelayer.ScopedStorageService
 import com.ichi2.anki.services.ReminderService
 import com.ichi2.anki.ui.windows.reviewer.ReviewerFragment
+import com.ichi2.anki.utils.MimeTypeUtils
 import com.ichi2.anki.worker.SyncWorker
 import com.ichi2.annotations.NeedsTest
 import com.ichi2.libanki.DeckId
@@ -311,14 +312,7 @@ class IntentHandler : AbstractIntentHandler() {
         private const val CLIPBOARD_INTENT = "com.ichi2.anki.COPY_DEBUG_INFO"
         private const val CLIPBOARD_INTENT_EXTRA_DATA = "clip_data"
 
-        private val textMimeTypes =
-            setOf(
-                "text/tab-separated-values",
-                "text/tsv",
-                "text/comma-separated-values",
-                "text/csv",
-                "text/plain",
-            )
+        private val textMimeTypes = MimeTypeUtils.CSV_TSV_MIME_TYPES
 
         private fun isValidViewIntent(intent: Intent): Boolean {
             // Negating a negative because we want to call specific attention to the fact that it's invalid

AnkiDroid/src/main/java/com/ichi2/anki/dialogs/ImportFileSelectionFragment.kt

@@ -31,8 +31,8 @@ import com.ichi2.anki.AnkiActivity
 import com.ichi2.anki.R
 import com.ichi2.anki.analytics.UsageAnalytics
 import com.ichi2.anki.snackbar.showSnackbar
+import com.ichi2.anki.utils.MimeTypeUtils
 import com.ichi2.annotations.NeedsTest
-import com.ichi2.utils.AssetHelper.TEXT_PLAIN
 import com.ichi2.utils.title
 import kotlinx.parcelize.Parcelize
 import timber.log.Timber
@@ -97,14 +97,7 @@ class ImportFileSelectionFragment : DialogFragment() {
                             ImportFileType.CSV,
                             multiple = false,
                             mimeType = "*/*",
-                            extraMimes =
-                                arrayOf(
-                                    TEXT_PLAIN,
-                                    "text/comma-separated-values",
-                                    "text/csv",
-                                    "text/tab-separated-values",
-                                    "text/tsv",
-                                ),
+                            extraMimes = MimeTypeUtils.CSV_TSV_MIME_TYPES,
                         ),
                     )
                 }

AnkiDroid/src/main/java/com/ichi2/anki/utils/MimeTypeUtils.kt

@@ -0,0 +1,28 @@
+/*
+ *  Copyright (c) 2025 argon2r <vincentcs008@gmail.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify it under
+ *  the terms of the GNU General Public License as published by the Free Software
+ *  Foundation; either version 3 of the License, or (at your option) any later
+ *  version.
+ *
+ *  This program is distributed in the hope that it will be useful, but WITHOUT ANY
+ *  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ *  PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along with
+ *  this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.ichi2.anki.utils
+
+object MimeTypeUtils {
+    val CSV_TSV_MIME_TYPES =
+        arrayOf(
+            "text/comma-separated-values",
+            "text/csv",
+            "text/tab-separated-values",
+            "text/tsv",
+            "text/plain",
+        )
+}