From ab390e82c5d6c9924d3fac5edbc808fb491fbc8d Mon Sep 17 00:00:00 2001
From: Damyan Ivanov <dam+mobileledger@ktnx.net>
Date: Thu, 10 Jan 2019 17:38:04 +0000
Subject: [PATCH] persistent profile list order

---
 .../mobileledger/model/MobileLedgerProfile.java  | 16 ++++++++++++++++
 .../ui/activity/ProfileListActivity.java         |  1 +
 .../java/net/ktnx/mobileledger/utils/MLDB.java   |  3 ++-
 app/src/main/res/raw/sql_16.sql                  |  1 +
 4 files changed, 20 insertions(+), 1 deletion(-)
 create mode 100644 app/src/main/res/raw/sql_16.sql

diff --git a/app/src/main/java/net/ktnx/mobileledger/model/MobileLedgerProfile.java b/app/src/main/java/net/ktnx/mobileledger/model/MobileLedgerProfile.java
index 038515bf..96fa9b21 100644
--- a/app/src/main/java/net/ktnx/mobileledger/model/MobileLedgerProfile.java
+++ b/app/src/main/java/net/ktnx/mobileledger/model/MobileLedgerProfile.java
@@ -65,6 +65,22 @@ public final class MobileLedgerProfile {
         }
         return result;
     }
+    public static void storeProfilesOrder() {
+        SQLiteDatabase db = MLDB.getWritableDatabase();
+        db.beginTransaction();
+        try {
+            int orderNo = 0;
+            for (MobileLedgerProfile p : Data.profiles.getList()) {
+                db.execSQL("update profiles set order_no=? where uuid=?",
+                        new Object[]{orderNo, p.getUuid()});
+                orderNo++;
+            }
+            db.setTransactionSuccessful();
+        }
+        finally {
+            db.endTransaction();
+        }
+    }
     public static List<MobileLedgerProfile> createInitialProfileList() {
         List<MobileLedgerProfile> result = new ArrayList<>();
         MobileLedgerProfile first =
diff --git a/app/src/main/java/net/ktnx/mobileledger/ui/activity/ProfileListActivity.java b/app/src/main/java/net/ktnx/mobileledger/ui/activity/ProfileListActivity.java
index b61f567a..3e4f14b2 100644
--- a/app/src/main/java/net/ktnx/mobileledger/ui/activity/ProfileListActivity.java
+++ b/app/src/main/java/net/ktnx/mobileledger/ui/activity/ProfileListActivity.java
@@ -127,6 +127,7 @@ public class ProfileListActivity extends AppCompatActivity {
                                   @NonNull RecyclerView.ViewHolder target) {
                 Collections.swap(Data.profiles.getList(), viewHolder.getAdapterPosition(),
                         target.getAdapterPosition());
+                MobileLedgerProfile.storeProfilesOrder();
                 adapter.notifyItemMoved(viewHolder.getAdapterPosition(),
                         target.getAdapterPosition());
                 return true;
diff --git a/app/src/main/java/net/ktnx/mobileledger/utils/MLDB.java b/app/src/main/java/net/ktnx/mobileledger/utils/MLDB.java
index b863cf6e..f4cfa619 100644
--- a/app/src/main/java/net/ktnx/mobileledger/utils/MLDB.java
+++ b/app/src/main/java/net/ktnx/mobileledger/utils/MLDB.java
@@ -200,12 +200,13 @@ public final class MLDB {
         if ((helperForWriting != helperForReading) && (helperForWriting != null))
             helperForWriting.close();
     }
+
     public enum DatabaseMode {READ, WRITE}
 }
 
 class MobileLedgerDatabase extends SQLiteOpenHelper implements AutoCloseable {
     public static final String DB_NAME = "mobile-ledger.db";
-    public static final int LATEST_REVISION = 15;
+    public static final int LATEST_REVISION = 16;
 
     private final Application mContext;
 
diff --git a/app/src/main/res/raw/sql_16.sql b/app/src/main/res/raw/sql_16.sql
new file mode 100644
index 00000000..235f6559
--- /dev/null
+++ b/app/src/main/res/raw/sql_16.sql
@@ -0,0 +1 @@
+alter table profiles add order_no integer;
\ No newline at end of file
-- 
2.39.2