i didn't know

app/src/androidTest/java/com/x8192bit/diyeditmobile/ExampleInstrumentedTest.java

@@ -0,0 +1,27 @@
+package com.x8192bit.diyeditmobile;
+
+import static org.junit.Assert.assertEquals;
+
+import android.content.Context;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.x8192Bit.DIYEdit_Mobile", appContext.getPackageName());
+    }
+}

app/src/main/java/com/x8192bit/diyeditmobile/AboutActivity.java

@@ -0,0 +1,49 @@
+package com.x8192bit.diyeditmobile;
+
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.view.View;
+import android.widget.TextView;
+
+import androidx.appcompat.app.ActionBar;
+
+import x8192Bit.DIYEdit_Mobile.R;
+
+public class AboutActivity extends BaseActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.about_activity);
+        ActionBar actionBar = getSupportActionBar();
+        if (actionBar != null) {
+            actionBar.setHomeButtonEnabled(true);
+            actionBar.setDisplayHomeAsUpEnabled(true);
+        }
+        findViewById(R.id.about_about_btn).setOnClickListener(this::OnAboutButtonClicked);
+        findViewById(R.id.about_osl_btn).setOnClickListener(this::OnLicenseButtonClicked);
+        OnAboutButtonClicked(null);
+        TextView tv = findViewById(R.id.about_info_tv);
+        tv.setText(getString(R.string.aboutTextKey).replace("\\n", "\n"));
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        if (item.getItemId() == android.R.id.home) {
+            this.finish();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    private void OnAboutButtonClicked(View v) {
+        ((TextView) findViewById(R.id.about_info_tv)).setText(getString(R.string.aboutTextKey).replace("\\n", "\n"));
+    }
+
+
+    private void OnLicenseButtonClicked(View v) {
+
+    }
+
+
+}

app/src/main/java/com/x8192bit/diyeditmobile/BaseActivity.java

@@ -1,14 +1,15 @@
 package com.x8192bit.diyeditmobile;
 
 import android.content.Context;
-import android.content.SharedPreferences;
 import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.os.Bundle;
 
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.AppCompatActivity;
 
+import com.x8192bit.diyeditmobile.utils.SPUtils;
+
 import java.util.Locale;
 
 public class BaseActivity extends AppCompatActivity {
@@ -20,17 +21,16 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
     }
 
     public void changeLanguage(Context context) {
-        if (context == null) {
-            return;
-        }
         Resources resources = context.getResources();
         Configuration configuration = resources.getConfiguration();
-        SharedPreferences sp = context.getSharedPreferences("com.x8192Bit.DIYEdit_Mobile_preferences", MODE_PRIVATE);
-        String language = sp.getString("LanguageSelect", "system");
-        if (!language.equals("system")) {
-            String[] str = language.split("-");
-            configuration.locale = new Locale(str[0], str[1]);
-        }
+        configuration.locale = SPUtils.getLocale(context);
+        resources.updateConfiguration(configuration, null);
+    }
+
+    public void changeLanguage(Context context, Locale locale) {
+        Resources resources = context.getResources();
+        Configuration configuration = resources.getConfiguration();
+        configuration.locale = locale;
         resources.updateConfiguration(configuration, null);
     }
 

app/src/main/java/com/x8192bit/diyeditmobile/FileSelectActivity.java

@@ -0,0 +1,230 @@
+package com.x8192bit.diyeditmobile;
+
+import static com.x8192bit.diyeditmobile.MainActivity.CHOOSE_RESULT;
+import static com.x8192bit.diyeditmobile.fragments.SaveEditFragment.IS_IMPORT_MIO;
+import static com.x8192bit.diyeditmobile.fragments.SaveEditFragment.IS_SAVE_EDIT;
+import static com.x8192bit.diyeditmobile.fragments.SaveEditFragment.SAVE_EDIT_COUNT;
+
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.Environment;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.Button;
+import android.widget.LinearLayout;
+import android.widget.ListView;
+import android.widget.SimpleAdapter;
+import android.widget.TextView;
+
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AlertDialog;
+
+import com.x8192bit.diyeditmobile.utils.SPUtils;
+
+import java.io.File;
+import java.text.Collator;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Objects;
+
+import x8192Bit.DIYEdit_Mobile.R;
+
+
+public class FileSelectActivity extends BaseActivity {
+    // TODO 快点重构你这坨狗屎
+    public static final int CHOOSE_FILE = 0;
+    public static final int CHOOSE_DIRECTORY = 1;
+    File CurrentPath = null;
+    private int chooseType = CHOOSE_FILE;
+    private boolean isImportMIO;
+    private boolean isSaveEdit;
+    private int saveEditCount;
+    private boolean isTimeSorted;
+    private boolean isNormalOrder;
+    private boolean showHiddenFiles;
+    public AdapterView.OnItemClickListener listener = new AdapterView.OnItemClickListener() {
+        @Override
+        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+            File originalPath = CurrentPath;
+            try {
+                String path = (String) (((TextView) ((LinearLayout) view).getChildAt(1))).getText();
+                if (path.equals("..")) {
+                    CurrentPath = CurrentPath.getParentFile();
+                } else {
+                    CurrentPath = new File(CurrentPath.getAbsolutePath() + '/' + path);
+                    if (CurrentPath.isFile() && chooseType == CHOOSE_FILE) {
+                        Intent intentResult = new Intent();
+                        intentResult.putExtra(CHOOSE_RESULT, CurrentPath.getAbsolutePath());
+                        intentResult.putExtra(IS_SAVE_EDIT, isSaveEdit);
+                        if (isSaveEdit) {
+                            intentResult.putExtra(IS_IMPORT_MIO, isImportMIO);
+                            intentResult.putExtra(SAVE_EDIT_COUNT, saveEditCount);
+                        }
+                        setResult(1919810, intentResult);
+                        finish();
+                    }
+                }
+                refreshList(getApplicationContext());
+            } catch (NullPointerException e) {
+                CurrentPath = originalPath;
+            } catch (Exception e) {
+                new AlertDialog.Builder(FileSelectActivity.this)
+                        .setTitle("What the fuck????!!")
+                        .setMessage("GO FUCK YOURSELF!!!!!!!!!!!!!!!!!11").show();
+                CurrentPath = originalPath;
+            }
+        }
+    };
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.fileselect_activity);
+
+        Intent intent = getIntent();
+        chooseType = intent.getIntExtra(MainActivity.CHOOSE_TYPE, CHOOSE_FILE);
+
+        Button selectDirectoryButton = findViewById(R.id.file_select_ok_btn);
+
+        if (chooseType == CHOOSE_FILE) {
+            // When selecting a file, the OK button is useless so remove
+            ((LinearLayout) findViewById(R.id.file_select_ll)).removeView(selectDirectoryButton);
+        } else {
+            selectDirectoryButton.setOnClickListener(v -> {
+                try {
+                    Intent intentResult = new Intent();
+                    String path = CurrentPath.getAbsolutePath();
+                    intentResult.putExtra(CHOOSE_RESULT, path);
+                    intentResult.putExtra(IS_SAVE_EDIT, isSaveEdit);
+                    if (isSaveEdit) {
+                        intentResult.putExtra(IS_IMPORT_MIO, isImportMIO);
+                        intentResult.putExtra(SAVE_EDIT_COUNT, saveEditCount);
+                    }
+                    setResult(1919810, intentResult);
+                    finish();
+                } catch (Exception e) {
+                    new AlertDialog.Builder(FileSelectActivity.this)
+                            .setTitle("What the fuck????!!")
+                            .setMessage("GO FUCK YOURSELF!!!!!!!!!!!!!!!!!11").show();
+                }
+            });
+        }
+        isSaveEdit = intent.getBooleanExtra(IS_SAVE_EDIT, false);
+        if (isSaveEdit) {
+            isImportMIO = intent.getBooleanExtra(IS_IMPORT_MIO, false);
+            saveEditCount = intent.getIntExtra(SAVE_EDIT_COUNT, 0);
+        }
+
+        // initialize the actionbar so that we can add some button to it then
+        ActionBar actionBar = getSupportActionBar();
+        if (actionBar != null) {
+            actionBar.setHomeButtonEnabled(true);
+            actionBar.setDisplayHomeAsUpEnabled(true);
+        }
+
+        CurrentPath = Environment.getExternalStorageDirectory();
+
+        ListView fileChooser = findViewById(R.id.file_select_lv);
+
+        isTimeSorted = SPUtils.isTimeSorted(getApplicationContext());
+        isNormalOrder = SPUtils.isNormalOrder(getApplicationContext());
+        showHiddenFiles = SPUtils.isShowingHiddenFiles(getApplicationContext());
+
+        refreshList(getApplicationContext());
+
+        fileChooser.setOnItemClickListener(listener);
+    }
+
+    public boolean onOptionsItemSelected(MenuItem item) {
+        if (item.getItemId() == android.R.id.home) {
+            this.finish();
+            return true;
+        } else {
+            if (item.getItemId() == 0) {
+                isTimeSorted = !isTimeSorted;
+                SPUtils.setTimeSorted(getApplicationContext(), isTimeSorted);
+                refreshList(getApplicationContext());
+            } else if (item.getItemId() == 1) {
+                isNormalOrder = !isNormalOrder;
+                SPUtils.setNormalOrder(getApplicationContext(), isNormalOrder);
+                refreshList(getApplicationContext());
+            } else if (item.getItemId() == 2) {
+                showHiddenFiles = !showHiddenFiles;
+                SPUtils.setShowingHiddenFiles(getApplicationContext(), showHiddenFiles);
+                refreshList(getApplicationContext());
+            }
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        menu.clear();
+        menu.add(0, 0, 0, isTimeSorted ? R.string.nameSortedKey : R.string.timeSortedKey);
+        menu.add(0, 1, 1, isNormalOrder ? R.string.normalOrderKey : R.string.reverseOrderKey);
+        menu.add(0, 2, 2, showHiddenFiles ? R.string.hideHiddenFilesKey : R.string.showHiddenFilesKey);
+        return super.onCreateOptionsMenu(menu);
+    }
+
+    @Override
+    public boolean onPrepareOptionsMenu(Menu menu) {
+        menu.clear();
+        menu.add(0, 0, 0, isTimeSorted ? R.string.nameSortedKey : R.string.timeSortedKey);
+        menu.add(0, 1, 1, isNormalOrder ? R.string.normalOrderKey : R.string.reverseOrderKey);
+        menu.add(0, 2, 2, showHiddenFiles ? R.string.hideHiddenFilesKey : R.string.showHiddenFilesKey);
+        return super.onPrepareOptionsMenu(menu);
+    }
+
+    public void refreshList(Context c) {
+        ListView fileChooser = findViewById(R.id.file_select_lv);
+        TextView PathView = findViewById(R.id.file_select_dir_tv);
+        String[] from = {"img", "text"};
+        int[] to = {R.id.file_select_item_iv, R.id.file_select_item_tv};
+        ArrayList<Map<String, Object>> files = new ArrayList<>();
+
+        for (File f : Objects.requireNonNull(CurrentPath.listFiles())) {
+            if (showHiddenFiles || !f.isHidden()) {
+                HashMap<String, Object> file = new HashMap<>();
+                if (f.isFile()) {
+                    String[] split = f.getName().split("\\.");
+                    if (f.getName().equals("MDATA") || f.getName().equals("GDATA") || f.getName().equals("RDATA")) {
+                        file.put("img", R.drawable.save_wii);
+                    } else if (split.length > 1 && (split[split.length - 1].equals("sav") || split[split.length - 1].equals("dsv"))) {
+                        file.put("img", R.drawable.save_ds);
+                    } else if (split.length > 1 && split[split.length - 1].equals("mio")) {
+                        file.put("img", R.mipmap.ic_launcher_foreground);
+                    } else {
+                        file.put("img", R.drawable.baseline_file_open_24);
+                    }
+                } else if (f.isDirectory()) {
+                    file.put("img", R.drawable.directory);
+                }
+                file.put("text", f.getName());
+                file.put("date", f.lastModified());
+                files.add(file);
+            }
+        }
+        if (isTimeSorted) {
+            Collections.sort(files, (o1, o2) -> {
+                Comparator<Object> comparator = Collator.getInstance(Locale.getDefault());
+                return isNormalOrder ? comparator.compare(o1.get("text"), o2.get("text")) : -comparator.compare(o1.get("text"), o2.get("text"));
+            });
+        } else {
+            Collections.sort(files, (o1, o2) -> (isNormalOrder ? (long) o1.get("date") > (long) o2.get("date") ? 1 : -1 : (long) o1.get("date") > (long) o2.get("date") ? -1 : 1));
+        }
+        HashMap<String, Object> parentFolder = new HashMap<>();
+        parentFolder.put("img", R.drawable.exit);
+        parentFolder.put("text", "..");
+        parentFolder.put("date", 0);
+        files.add(0, parentFolder);
+        fileChooser.setAdapter(new SimpleAdapter(c, files, R.layout.file_select_item, from, to));
+        PathView.setText(CurrentPath.getAbsolutePath());
+    }
+}