Store folder separator

app/src/main/java/eu/faircode/email/Core.java

@@ -830,6 +830,7 @@ class Core {
         Folder defaultFolder = istore.getDefaultFolder();
         char separator = defaultFolder.getSeparator();
         EntityLog.log(context, account.name + " folder separator=" + separator);
+        db.account().setFolderSeparator(account.id, separator);
 
         // Get remote folders
         long start = new Date().getTime();

app/src/main/java/eu/faircode/email/DB.java

@@ -54,7 +54,7 @@ import io.requery.android.database.sqlite.RequerySQLiteOpenHelperFactory;
 // https://developer.android.com/topic/libraries/architecture/room.html
 
 @Database(
-        version = 88,
+        version = 89,
         entities = {
                 EntityIdentity.class,
                 EntityAccount.class,
@@ -876,6 +876,13 @@ public abstract class DB extends RoomDatabase {
                         db.execSQL("ALTER TABLE `account` ADD COLUMN `partial_fetch` INTEGER NOT NULL DEFAULT 1");
                     }
                 })
+                .addMigrations(new Migration(88, 89) {
+                    @Override
+                    public void migrate(SupportSQLiteDatabase db) {
+                        Log.i("DB migration from version " + startVersion + " to " + endVersion);
+                        db.execSQL("ALTER TABLE `account` ADD COLUMN `separator` INTEGER");
+                    }
+                })
                 .build();
     }
 

app/src/main/java/eu/faircode/email/DaoAccount.java

@@ -102,6 +102,9 @@ public interface DaoAccount {
     @Update
     void updateAccount(EntityAccount account);
 
+    @Query("UPDATE account SET separator = :separator WHERE id = :id")
+    int setFolderSeparator(long id, Character separator);
+
     @Query("UPDATE account SET synchronize = :synchronize WHERE id = :id")
     int setAccountSynchronize(long id, boolean synchronize);
 

app/src/main/java/eu/faircode/email/EntityAccount.java

@@ -85,6 +85,7 @@ public class EntityAccount extends EntityOrder implements Serializable {
     public Boolean notify;
     @NonNull
     public Boolean browse = true;
+    public Character separator;
     public Long swipe_left;
     public Long swipe_right;
     @NonNull