progressive update of transaction list in DB, stop after 100 matches

[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / model / LedgerTransaction.java

diff --git a/app/src/main/java/net/ktnx/mobileledger/model/LedgerTransaction.java b/app/src/main/java/net/ktnx/mobileledger/model/LedgerTransaction.java
index e51d40038a499b304c938a150d8a3d9b212aa233..adb45fb93a857dae34a1c09c53a3477b8e6bd07b 100644 (file)
--- a/app/src/main/java/net/ktnx/mobileledger/model/LedgerTransaction.java
+++ b/app/src/main/java/net/ktnx/mobileledger/model/LedgerTransaction.java
@@ -19,6 +19,7 @@ package net.ktnx.mobileledger.model;
 
 import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
+import android.util.Log;
 
 import net.ktnx.mobileledger.utils.Digest;
 
@@ -41,13 +42,13 @@ public class LedgerTransaction {
                     return Float.compare(o1.getAmount(), o2.getAmount());
                 }
             };
-    private String id;
+    private Integer id;
     private String date;
     private String description;
     private ArrayList<LedgerTransactionItem> items;
     private String dataHash;
     private boolean dataLoaded;
-    public LedgerTransaction(String id, String date, String description) {
+    public LedgerTransaction(Integer id, String date, String description) {
         this.id = id;
         this.date = date;
         this.description = description;
@@ -55,9 +56,6 @@ public class LedgerTransaction {
         this.dataHash = null;
         dataLoaded = false;
     }
-    public LedgerTransaction(int id, String date, String description) {
-        this(String.valueOf(id), date, description);
-    }
     public LedgerTransaction(String date, String description) {
         this(null, date, description);
     }
@@ -96,13 +94,13 @@ public class LedgerTransaction {
             }
         };
     }
-    public String getId() {
+    public int getId() {
         return id;
     }
     public void insertInto(SQLiteDatabase db) {
         fillDataHash();
         db.execSQL("INSERT INTO transactions(id, date, description, data_hash) values(?,?,?,?)",
-                new String[]{id, date, description});
+                new Object[]{id, date, description, dataHash});
 
         for (LedgerTransactionItem item : items) {
             db.execSQL("INSERT INTO transaction_accounts(transaction_id, account_name, amount, " +
@@ -134,24 +132,37 @@ public class LedgerTransaction {
                     String.format("Unable to get instance of %s digest", DIGEST_TYPE), e);
         }
     }
+    public boolean existsInDb(SQLiteDatabase db) {
+        fillDataHash();
+        try (Cursor c = db
+                .rawQuery("SELECT 1 from transactions where data_hash = ?", new String[]{dataHash}))
+        {
+            boolean result = c.moveToFirst();
+            Log.d("transactions", String.format("Transaction %d (%s) %s", id, dataHash,
+                    result ? "already present" : "not present"));
+            return result;
+        }
+    }
     public void loadData(SQLiteDatabase db) {
         if (dataLoaded) return;
 
-        try (Cursor cTr = db.rawQuery("SELECT date, description from transactions WHERE " +
-                                         "id=?",new String[]{id})) {
+        try (Cursor cTr = db.rawQuery("SELECT date, description from transactions WHERE id=?",
+                new String[]{String.valueOf(id)}))
+        {
             if (cTr.moveToFirst()) {
                 date = cTr.getString(0);
                 description = cTr.getString(1);
 
                 try (Cursor cAcc = db.rawQuery("SELECT account_name, amount, currency FROM " +
                                                "transaction_accounts WHERE transaction_id = ?",
-                        new String[]{id}))
+                        new String[]{String.valueOf(id)}))
                 {
                     while (cAcc.moveToNext()) {
-                        add_item(
-                                new LedgerTransactionItem(cAcc.getString(0), cAcc.getFloat(1),
-                                        cAcc.getString(2)));
+                        add_item(new LedgerTransactionItem(cAcc.getString(0), cAcc.getFloat(1),
+                                cAcc.getString(2)));
                     }
+
+                    dataLoaded = true;
                 }
             }
         }