Show POEditor link if language is not fully translated

app/src/main/java/org/isoron/uhabits/fragments/SettingsFragment.java

@@ -23,10 +23,12 @@ import android.app.backup.BackupManager;
 import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.preference.Preference;
+import android.preference.PreferenceCategory;
 import android.preference.PreferenceFragment;
 
 import org.isoron.uhabits.MainActivity;
 import org.isoron.uhabits.R;
+import org.isoron.uhabits.helpers.UIHelper;
 
 public class SettingsFragment extends PreferenceFragment
         implements SharedPreferences.OnSharedPreferenceChangeListener
@@ -41,12 +43,22 @@ public class SettingsFragment extends PreferenceFragment
         setResultOnPreferenceClick("exportCSV", MainActivity.RESULT_EXPORT_CSV);
         setResultOnPreferenceClick("exportDB", MainActivity.RESULT_EXPORT_DB);
         setResultOnPreferenceClick("bugReport", MainActivity.RESULT_BUG_REPORT);
+
+        if(UIHelper.isLocaleFullyTranslated())
+            removePreference("translate", "linksCategory");
+    }
+
+    private void removePreference(String preferenceKey, String categoryKey)
+    {
+        PreferenceCategory cat = (PreferenceCategory) findPreference(categoryKey);
+        Preference pref = findPreference(preferenceKey);
+        cat.removePreference(pref);
     }
 
     private void setResultOnPreferenceClick(String key, final int result)
     {
-        Preference exportCSV = findPreference(key);
-        exportCSV.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener()
+        Preference pref = findPreference(key);
+        pref.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener()
         {
             @Override
             public boolean onPreferenceClick(Preference preference)

app/src/main/java/org/isoron/uhabits/helpers/UIHelper.java

@@ -29,6 +29,7 @@ import android.os.Looper;
 import android.preference.PreferenceManager;
 import android.util.AttributeSet;
 import android.util.DisplayMetrics;
+import android.util.Log;
 import android.util.TypedValue;
 import android.view.View;
 import android.view.inputmethod.InputMethodManager;
@@ -36,6 +37,8 @@ import android.view.inputmethod.InputMethodManager;
 import org.isoron.uhabits.BuildConfig;
 import org.isoron.uhabits.commands.Command;
 
+import java.util.Locale;
+
 public abstract class UIHelper
 {
 
@@ -146,4 +149,19 @@ public abstract class UIHelper
     {
         Debug.stopMethodTracing();
     }
+
+    public static boolean isLocaleFullyTranslated()
+    {
+        String fullyTranslatedLanguages[] = { "en", "ar", "cs", "de", "it", "ja", "ko", "po", "pl",
+                "pt", "ru", "sv", "zh" };
+
+        final String currentLanguage = Locale.getDefault().getLanguage();
+
+        Log.d("UIHelper", String.format("lang=%s", currentLanguage));
+
+        for(String lang : fullyTranslatedLanguages)
+            if(currentLanguage.equals(lang)) return true;
+
+        return false;
+    }
 }

app/src/main/res/values/constants.xml

@@ -23,4 +23,5 @@
     <string name="feedbackURL" formatted="false">mailto:dev@loophabits.org?subject=Feedback%20about%20Loop%20Habit%20Tracker</string>
     <string name="bugReportURL" formatted="false">mailto:dev@loophabits.org?subject=Bug%20Report%20-%20Loop%20Habit%20Tracker</string>
     <string name="sourceCodeURL">https://github.com/iSoron/uhabits</string>
+    <string name="translateURL">https://poeditor.com/join/project/8DWX5pfjS0</string>
 </resources>

app/src/main/res/values/strings.xml

@@ -86,7 +86,7 @@
     <string name="pref_toggle_title">Toggle with short press</string>
     <string name="pref_toggle_description">Put checkmarks with a single tap instead of press-and-hold. More convenient, but might cause accidental toggles.</string>
     <string name="pref_snooze_interval_title">Snooze interval on reminders</string>
-    <string name="pref_rate_this_app">Rate this app in Google Play</string>
+    <string name="pref_rate_this_app">Rate this app on Google Play</string>
     <string name="pref_send_feedback">Send feedback to developer</string>
     <string name="pref_view_source_code">View source code at GitHub</string>
     <string name="pref_view_app_introduction">View app introduction</string>
@@ -155,4 +155,5 @@
     <string name="bug_report_failed">Failed to generate bug report.</string>
     <string name="generate_bug_report">Generate bug report</string>
     <string name="troubleshooting">Troubleshooting</string>
+    <string name="help_translate">Help translate this app</string>
 </resources>

app/src/main/res/xml/preferences.xml

@@ -21,7 +21,7 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
 
     <PreferenceCategory
-        android:key="pref_key_behaviour_settings"
+        android:key="behaviorCategory"
         android:title="@string/behavior">
 
         <CheckBoxPreference
@@ -36,13 +36,13 @@
             android:entries="@array/snooze_interval_names"
             android:entryValues="@array/snooze_interval_values"
             android:key="pref_snooze_interval"
-            android:title="@string/pref_snooze_interval_title"
-            android:summary="%s"/>
+            android:summary="%s"
+            android:title="@string/pref_snooze_interval_title"/>
 
     </PreferenceCategory>
 
     <PreferenceCategory
-        android:key="pref_key_links"
+        android:key="databaseCategory"
         android:title="Database">
 
         <Preference
@@ -77,7 +77,7 @@
     </PreferenceCategory>
 
     <PreferenceCategory
-        android:key="pref_key_links"
+        android:key="linksCategory"
         android:title="@string/links">
 
         <Preference android:title="@string/help">
@@ -98,6 +98,14 @@
                 android:data="@string/feedbackURL"/>
         </Preference>
 
+        <Preference
+            android:key="translate"
+            android:title="@string/help_translate">
+            <intent
+                android:action="android.intent.action.VIEW"
+                android:data="@string/feedbackURL"/>
+        </Preference>
+
         <Preference android:title="@string/about">
             <intent
                 android:action="android.intent.action.VIEW"