From b433da7bb9a72a10d5476499175e91a2142118f6 Mon Sep 17 00:00:00 2001
From: NekoInverter <chsqwyx@gmail.com>
Date: Fri, 17 Dec 2021 18:39:42 +0800
Subject: [PATCH] Allow reset to default download location

---
 .../ui/fragment/DownloadFragment.java         | 23 ++++++++++++++++++-
 app/src/main/res/values-zh-rCN/strings.xml    |  2 ++
 app/src/main/res/values/strings.xml           |  2 ++
 3 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/com/hippo/ehviewer/ui/fragment/DownloadFragment.java b/app/src/main/java/com/hippo/ehviewer/ui/fragment/DownloadFragment.java
index a27e2ffe7..8ada95ac1 100644
--- a/app/src/main/java/com/hippo/ehviewer/ui/fragment/DownloadFragment.java
+++ b/app/src/main/java/com/hippo/ehviewer/ui/fragment/DownloadFragment.java
@@ -23,8 +23,10 @@ import android.os.Bundle;
 import androidx.activity.result.ActivityResultLauncher;
 import androidx.activity.result.contract.ActivityResultContracts;
 import androidx.annotation.Nullable;
+import androidx.appcompat.app.AlertDialog;
 import androidx.preference.Preference;
 
+import com.hippo.ehviewer.AppConfig;
 import com.hippo.ehviewer.R;
 import com.hippo.ehviewer.Settings;
 import com.hippo.ehviewer.ui.CommonOperations;
@@ -95,7 +97,26 @@ public class DownloadFragment extends BasePreferenceFragment {
     public boolean onPreferenceClick(Preference preference) {
         String key = preference.getKey();
         if (KEY_DOWNLOAD_LOCATION.equals(key)) {
-            openDirPickerL();
+            UniFile file = Settings.getDownloadLocation();
+            if (file != null && !UniFile.isFileUri(Settings.getDownloadLocation().getUri())) {
+                new AlertDialog.Builder(requireContext())
+                        .setTitle(R.string.settings_download_download_location)
+                        .setMessage(file.getUri().toString())
+                        .setPositiveButton(R.string.pick_new_download_location, (dialogInterface, i) -> openDirPickerL())
+                        .setNeutralButton(R.string.reset_download_location, (dialogInterface, i) -> {
+                            UniFile uniFile = UniFile.fromFile(AppConfig.getDefaultDownloadDir());
+                            if (uniFile != null) {
+                                Settings.putDownloadLocation(uniFile);
+                                onUpdateDownloadLocation();
+                            } else {
+                                showTip(R.string.settings_download_cant_get_download_location,
+                                        BaseScene.LENGTH_SHORT);
+                            }
+                        })
+                        .show();
+            } else {
+                openDirPickerL();
+            }
             return true;
         }
         return false;
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index aa119c359..cfecf5682 100755
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -752,6 +752,8 @@
     <string name="read_from">从第 %d 页阅读</string>
     <string name="settings_request_news_title">启动时请求新闻页面</string>
     <string name="copy_trans">复制翻译</string>
+    <string name="reset_download_location">恢复默认路径</string>
+    <string name="pick_new_download_location">选择新路径</string>
 
     <string name="tampered_warning">您所使用的 EhViewer 版本遭到了恶意篡改。</string>
     <string name="tampered_get">下载原版</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index d882956c3..719d9c78d 100755
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -816,6 +816,8 @@
     <string name="read_from">Read page %d</string>
     <string name="settings_request_news_title">Request news page on start</string>
     <string name="copy_trans">Copy translation</string>
+    <string name="reset_download_location">Reset to default</string>
+    <string name="pick_new_download_location">Pick a new location</string>
 
     <string name="tampered_warning">The version of EhViewer you are using has been maliciously tampered with.</string>
     <string name="tampered_get">Get original version</string>