X-Git-Url: https://git.ktnx.net/?p=mobile-ledger.git;a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fui%2Factivity%2FMainActivity.java;h=6e17983bf0b43b4f3dad5b516e1d76ad6ce470ec;hp=b98ccbe06678921a4cbdf04752842123cd3db89a;hb=198f2762d2236a57cec413322c0bde6985ead88a;hpb=05efd84b433be55e8992fe87e31912d9d57c2362

diff --git a/app/src/main/java/net/ktnx/mobileledger/ui/activity/MainActivity.java b/app/src/main/java/net/ktnx/mobileledger/ui/activity/MainActivity.java
index b98ccbe0..6e17983b 100644
--- a/app/src/main/java/net/ktnx/mobileledger/ui/activity/MainActivity.java
+++ b/app/src/main/java/net/ktnx/mobileledger/ui/activity/MainActivity.java
@@ -21,8 +21,8 @@ import android.content.Intent;
 import android.content.pm.PackageInfo;
 import android.os.Build;
 import android.os.Bundle;
+import android.preference.PreferenceManager;
 import android.support.annotation.ColorInt;
-import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentTransaction;
 import android.support.v4.view.GravityCompat;
@@ -35,25 +35,36 @@ import android.view.ContextMenu;
 import android.view.MenuItem;
 import android.view.View;
 import android.widget.LinearLayout;
+import android.widget.ProgressBar;
 import android.widget.TextView;
 
 import net.ktnx.mobileledger.R;
+import net.ktnx.mobileledger.async.RetrieveTransactionsTask;
+import net.ktnx.mobileledger.model.Data;
 import net.ktnx.mobileledger.model.LedgerAccount;
+import net.ktnx.mobileledger.ui.MobileLedgerListFragment;
 import net.ktnx.mobileledger.ui.account_summary.AccountSummaryFragment;
 import net.ktnx.mobileledger.ui.transaction_list.TransactionListFragment;
 import net.ktnx.mobileledger.utils.MLDB;
 
+import java.lang.ref.WeakReference;
 import java.time.ZoneId;
 import java.time.format.DateTimeFormatter;
 import java.util.Date;
+import java.util.Observable;
+import java.util.Observer;
 
 public class MainActivity extends AppCompatActivity {
+    public MobileLedgerListFragment currentFragment = null;
     DrawerLayout drawer;
     private AccountSummaryFragment accountSummaryFragment;
     private TransactionListFragment transactionListFragment;
-    private Fragment currentFragment = null;
     private FragmentManager fragmentManager;
     private TextView tvLastUpdate;
+    private RetrieveTransactionsTask retrieveTransactionsTask;
+    private View bTransactionListCancelDownload;
+    private ProgressBar progressBar;
+    private LinearLayout progressLayout;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -81,14 +92,53 @@ public class MainActivity extends AppCompatActivity {
         }
 
         tvLastUpdate = findViewById(R.id.transactions_last_update);
-        updateLastUpdateText();
-        long last_update = MLDB.get_option_value(MLDB.OPT_TRANSACTION_LIST_STAMP, 0L);
-        Log.d("transactions", String.format("Last update = %d", last_update));
 
+        bTransactionListCancelDownload = findViewById(R.id.transaction_list_cancel_download);
+        progressBar = findViewById(R.id.transaction_list_progress_bar);
+        if (progressBar == null)
+            throw new RuntimeException("Can't get hold on the transaction value progress bar");
+        progressLayout = findViewById(R.id.transaction_progress_layout);
+        if (progressLayout == null) throw new RuntimeException(
+                "Can't get hold on the transaction value progress bar layout");
 
         fragmentManager = getSupportFragmentManager();
 
         onAccountSummaryClicked(null);
+
+        Data.lastUpdateDate.addObserver(new Observer() {
+            @Override
+            public void update(Observable o, Object arg) {
+                Log.d("main", "lastUpdateDate changed");
+                runOnUiThread(() -> {
+                    Date date = Data.lastUpdateDate.get();
+                    if (date == null) {
+                        tvLastUpdate.setText(R.string.transaction_last_update_never);
+                    }
+                    else {
+                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                            tvLastUpdate.setText(date.toInstant().atZone(ZoneId.systemDefault())
+                                    .format(DateTimeFormatter.ISO_LOCAL_DATE_TIME));
+                        }
+                        else {
+                            tvLastUpdate.setText(date.toLocaleString());
+                        }
+                    }
+                });
+            }
+        });
+
+        updateLastUpdateTextFromDB();
+        Date lastUpdate = Data.lastUpdateDate.get();
+
+        long now = new Date().getTime();
+        if ((lastUpdate == null) || (now > (lastUpdate.getTime() + (24 * 3600 * 1000)))) {
+            if (lastUpdate == null) Log.d("db", "WEB data never fetched. scheduling a fetch");
+            else Log.d("db",
+                    String.format("WEB data last fetched at %1.3f and now is %1.3f. re-fetching",
+                            lastUpdate.getTime() / 1000f, now / 1000f));
+
+            scheduleTransactionListRetrieval();
+        }
     }
     public void fab_new_transaction_clicked(View view) {
         Intent intent = new Intent(this, NewTransactionActivity.class);
@@ -218,23 +268,59 @@ public class MainActivity extends AppCompatActivity {
             super.onBackPressed();
         }
     }
-    public void updateLastUpdateText() {
+    public void updateLastUpdateTextFromDB() {
         {
             long last_update = MLDB.get_option_value(MLDB.OPT_TRANSACTION_LIST_STAMP, 0L);
+
             Log.d("transactions", String.format("Last update = %d", last_update));
             if (last_update == 0) {
-                tvLastUpdate.setText(getString(R.string.transaction_last_update_never));
+                Data.lastUpdateDate.set(null);
             }
             else {
-                Date date = new Date(last_update);
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                    tvLastUpdate.setText(date.toInstant().atZone(ZoneId.systemDefault())
-                            .format(DateTimeFormatter.ISO_LOCAL_DATE_TIME));
-                }
-                else {
-                    tvLastUpdate.setText(date.toLocaleString());
-                }
+                Data.lastUpdateDate.set(new Date(last_update));
+            }
+        }
+    }
+    public void scheduleTransactionListRetrieval() {
+        retrieveTransactionsTask = new RetrieveTransactionsTask(new WeakReference<>(this));
+
+        RetrieveTransactionsTask.Params params = new RetrieveTransactionsTask.Params(
+                PreferenceManager.getDefaultSharedPreferences(this));
+
+        retrieveTransactionsTask.execute(params);
+        bTransactionListCancelDownload.setEnabled(true);
+    }
+    public void onStopTransactionRefreshClick(View view) {
+        Log.d("interactive", "Cancelling transactions refresh");
+        if (retrieveTransactionsTask != null) retrieveTransactionsTask.cancel(false);
+        bTransactionListCancelDownload.setEnabled(false);
+    }
+    public void onRetrieveDone(boolean success) {
+        progressLayout.setVisibility(View.GONE);
+        updateLastUpdateTextFromDB();
+    }
+    public void onRetrieveStart() {
+        progressBar.setIndeterminate(true);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) progressBar.setProgress(0, false);
+        else progressBar.setProgress(0);
+        progressLayout.setVisibility(View.VISIBLE);
+    }
+    public void onRetrieveProgress(RetrieveTransactionsTask.Progress progress) {
+        if ((progress.getTotal() == RetrieveTransactionsTask.Progress.INDETERMINATE) ||
+            (progress.getTotal() == 0))
+        {
+            progressBar.setIndeterminate(true);
+        }
+        else {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                progressBar.setMin(0);
+            }
+            progressBar.setMax(progress.getTotal());
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                progressBar.setProgress(progress.getProgress(), true);
             }
+            else progressBar.setProgress(progress.getProgress());
+            progressBar.setIndeterminate(false);
         }
     }