rework background progress to use MutableLiveData and observers

[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / ui / activity / MainActivity.java

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 3a210ef07720d04b9396e5b36d37ca504952e987..25fb12a2faf4b59423e1913ecb4bc3855480661c 100644 (file)
--- a/app/src/main/java/net/ktnx/mobileledger/ui/activity/MainActivity.java
+++ b/app/src/main/java/net/ktnx/mobileledger/ui/activity/MainActivity.java
@@ -30,7 +30,6 @@ import android.os.Build;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.View;
-import android.view.ViewGroup;
 import android.view.animation.AnimationUtils;
 import android.widget.LinearLayout;
 import android.widget.ProgressBar;
@@ -55,7 +54,6 @@ import net.ktnx.mobileledger.R;
 import net.ktnx.mobileledger.async.RefreshDescriptionsTask;
 import net.ktnx.mobileledger.async.RetrieveTransactionsTask;
 import net.ktnx.mobileledger.model.Data;
-import net.ktnx.mobileledger.model.LedgerAccount;
 import net.ktnx.mobileledger.model.MobileLedgerProfile;
 import net.ktnx.mobileledger.ui.account_summary.AccountSummaryFragment;
 import net.ktnx.mobileledger.ui.profiles.ProfileDetailFragment;
@@ -63,7 +61,6 @@ import net.ktnx.mobileledger.ui.profiles.ProfilesRecyclerViewAdapter;
 import net.ktnx.mobileledger.ui.transaction_list.TransactionListFragment;
 import net.ktnx.mobileledger.ui.transaction_list.TransactionListViewModel;
 import net.ktnx.mobileledger.utils.Colors;
-import net.ktnx.mobileledger.utils.GetOptCallback;
 import net.ktnx.mobileledger.utils.Logger;
 import net.ktnx.mobileledger.utils.MLDB;
 
@@ -173,9 +170,10 @@ public class MainActivity extends ProfileThemedActivity {
         mToolbar = findViewById(R.id.toolbar);
         setSupportActionBar(mToolbar);
 
-        Data.profile.observe(this, this::onProfileChanged);
+        Data.observeProfile(this, this::onProfileChanged);
 
         Data.profiles.observe(this, this::onProfileListChanged);
+        Data.backgroundTaskProgress.observe(this, this::onRetrieveProgress);
 
         if (barDrawerToggle == null) {
             barDrawerToggle = new ActionBarDrawerToggle(this, drawer, mToolbar,
@@ -387,6 +385,15 @@ public class MainActivity extends ProfileThemedActivity {
      * called when the current profile has changed
      */
     private void onProfileChanged(MobileLedgerProfile profile) {
+        if (this.profile == null) {
+            if (profile == null)
+                return;
+        }
+        else {
+            if (this.profile.equals(profile))
+                return;
+        }
+
         boolean haveProfile = profile != null;
 
         if (haveProfile)
@@ -395,7 +402,7 @@ public class MainActivity extends ProfileThemedActivity {
             setTitle(R.string.app_name);
 
         if (this.profile != null)
-            this.profile.getAccounts()
+            this.profile.getDisplayedAccounts()
                         .removeObservers(this);
 
         this.profile = profile;
@@ -461,7 +468,7 @@ public class MainActivity extends ProfileThemedActivity {
         storeThemeIdInPrefs(profile.getThemeHue());
 
         // un-hook all observed LiveData
-        Data.profile.removeObservers(this);
+        Data.removeProfileObservers(this);
         Data.profiles.removeObservers(this);
         Data.lastUpdateDate.removeObservers(this);
 
@@ -485,17 +492,6 @@ public class MainActivity extends ProfileThemedActivity {
         intent.putExtras(args);
         startActivity(intent, args);
     }
-    private void setupProfile() {
-        MLDB.getOption(MLDB.OPT_PROFILE_UUID, null, new GetOptCallback() {
-            @Override
-            protected void onResult(String profileUUID) {
-                MobileLedgerProfile startupProfile;
-
-                startupProfile = Data.getProfile(profileUUID);
-                Data.setCurrentProfile(startupProfile);
-            }
-        });
-    }
     public void fabNewTransactionClicked(View view) {
         Intent intent = new Intent(this, NewTransactionActivity.class);
         startActivity(intent);
@@ -525,7 +521,7 @@ public class MainActivity extends ProfileThemedActivity {
     public void onLatestTransactionsClicked(View view) {
         drawer.closeDrawers();
 
-        showTransactionsFragment((String) null);
+        showTransactionsFragment(null);
     }
     public void showTransactionsFragment(String accName) {
         Data.accountFilter.setValue(accName);
@@ -574,20 +570,6 @@ public class MainActivity extends ProfileThemedActivity {
         Data.stopTransactionsRetrieval();
         bTransactionListCancelDownload.setEnabled(false);
     }
-    public void onRetrieveDone(String error) {
-        Data.transactionRetrievalDone();
-        findViewById(R.id.transaction_progress_layout).setVisibility(View.GONE);
-
-        if (error == null) {
-            updateLastUpdateTextFromDB();
-
-            new RefreshDescriptionsTask().executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
-            TransactionListViewModel.scheduleTransactionListReload();
-        }
-        else
-            Snackbar.make(mViewPager, error, Snackbar.LENGTH_LONG)
-                    .show();
-    }
     public void onRetrieveStart() {
         ProgressBar progressBar = findViewById(R.id.transaction_list_progress_bar);
         bTransactionListCancelDownload.setEnabled(true);
@@ -603,9 +585,38 @@ public class MainActivity extends ProfileThemedActivity {
     }
     public void onRetrieveProgress(RetrieveTransactionsTask.Progress progress) {
         ProgressBar progressBar = findViewById(R.id.transaction_list_progress_bar);
-        if ((progress.getTotal() == RetrieveTransactionsTask.Progress.INDETERMINATE) ||
-            (progress.getTotal() == 0))
-        {
+
+        if (progress.getState() == RetrieveTransactionsTask.ProgressState.FINISHED) {
+            findViewById(R.id.transaction_progress_layout).setVisibility(View.GONE);
+
+            Data.transactionRetrievalDone();
+
+            if (progress.getError() != null) {
+                Snackbar.make(mViewPager, progress.getError(), Snackbar.LENGTH_LONG)
+                        .show();
+                return;
+            }
+
+            updateLastUpdateTextFromDB();
+
+            new RefreshDescriptionsTask().executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+            TransactionListViewModel.scheduleTransactionListReload();
+
+            return;
+        }
+
+
+        bTransactionListCancelDownload.setEnabled(true);
+        ColorStateList csl = Colors.getColorStateList();
+        progressBar.setIndeterminateTintList(csl);
+        progressBar.setProgressTintList(csl);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N)
+            progressBar.setProgress(0, false);
+        else
+            progressBar.setProgress(0);
+        findViewById(R.id.transaction_progress_layout).setVisibility(View.VISIBLE);
+
+        if (progress.isIndeterminate() || (progress.getTotal() == 0)) {
             progressBar.setIndeterminate(true);
         }
         else {
@@ -630,36 +641,8 @@ public class MainActivity extends ProfileThemedActivity {
     public void fabHide() {
         fab.hide();
     }
-    public void onAccountSummaryRowViewClicked(View view) {
-        ViewGroup row;
-        switch (view.getId()) {
-            case R.id.account_expander:
-                row = (ViewGroup) view.getParent()
-                                      .getParent()
-                                      .getParent();
-                break;
-            case R.id.account_expander_container:
-            case R.id.account_row_acc_name:
-                row = (ViewGroup) view.getParent()
-                                      .getParent();
-                break;
-            default:
-                row = (ViewGroup) view.getParent();
-                break;
-        }
-
-        LedgerAccount acc = (LedgerAccount) row.getTag();
-        switch (view.getId()) {
-            case R.id.account_row_acc_name:
-            case R.id.account_expander:
-            case R.id.account_expander_container:
-                break;
-            case R.id.account_row_acc_amounts:
-                break;
-        }
-    }
 
-    public class SectionsPagerAdapter extends FragmentPagerAdapter {
+    public static class SectionsPagerAdapter extends FragmentPagerAdapter {
 
         SectionsPagerAdapter(FragmentManager fm) {
             super(fm, BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT);