]> git.ktnx.net Git - mobile-ledger.git/blobdiff - app/src/main/java/net/ktnx/mobileledger/ui/profiles/ProfileDetailFragment.java
shuffle some classes under proper packages
[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / ui / profiles / ProfileDetailFragment.java
index dc7fa9cd47f9a079b63c715f8373249c4e662454..e531809a38ce416dd09cac7bd7b13587624fb12d 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2019 Damyan Ivanov.
+ * Copyright © 2021 Damyan Ivanov.
  * This file is part of MoLe.
  * MoLe is free software: you can distribute it and/or modify it
  * under the term of the GNU General Public License as published by
@@ -19,6 +19,7 @@ package net.ktnx.mobileledger.ui.profiles;
 
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.graphics.Typeface;
 import android.os.Bundle;
 import android.text.Editable;
 import android.text.TextWatcher;
@@ -28,15 +29,16 @@ import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.LinearLayout;
 import android.widget.PopupMenu;
-import android.widget.Switch;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentActivity;
+import androidx.lifecycle.LifecycleOwner;
+import androidx.lifecycle.ViewModelProvider;
 
 import com.google.android.material.appbar.CollapsingToolbarLayout;
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
@@ -44,12 +46,14 @@ import com.google.android.material.textfield.TextInputLayout;
 
 import net.ktnx.mobileledger.BuildConfig;
 import net.ktnx.mobileledger.R;
-import net.ktnx.mobileledger.async.SendTransactionTask;
+import net.ktnx.mobileledger.databinding.ProfileDetailBinding;
+import net.ktnx.mobileledger.json.API;
 import net.ktnx.mobileledger.model.Data;
 import net.ktnx.mobileledger.model.MobileLedgerProfile;
+import net.ktnx.mobileledger.ui.CurrencySelectorFragment;
 import net.ktnx.mobileledger.ui.HueRingDialog;
-import net.ktnx.mobileledger.ui.activity.ProfileDetailActivity;
 import net.ktnx.mobileledger.utils.Colors;
+import net.ktnx.mobileledger.utils.Misc;
 
 import org.jetbrains.annotations.NonNls;
 import org.jetbrains.annotations.NotNull;
@@ -58,6 +62,7 @@ import java.net.MalformedURLException;
 import java.net.URL;
 import java.util.ArrayList;
 import java.util.Objects;
+import java.util.UUID;
 
 import static net.ktnx.mobileledger.utils.Logger.debug;
 
@@ -66,7 +71,7 @@ import static net.ktnx.mobileledger.utils.Logger.debug;
  * a {@link ProfileDetailActivity}
  * on handsets.
  */
-public class ProfileDetailFragment extends Fragment implements HueRingDialog.HueSelectedListener {
+public class ProfileDetailFragment extends Fragment {
     /**
      * The fragment argument representing the item ID that this fragment
      * represents.
@@ -74,38 +79,17 @@ public class ProfileDetailFragment extends Fragment implements HueRingDialog.Hue
     public static final String ARG_ITEM_ID = "item_id";
     public static final String ARG_HUE = "hue";
     @NonNls
-    private static final String HTTPS_URL_START = "https://";
 
-    /**
-     * The dummy content this fragment is presenting.
-     */
     private MobileLedgerProfile mProfile;
-    private TextView url;
-    private Switch postingPermitted;
-    private TextInputLayout urlLayout;
-    private LinearLayout authParams;
-    private Switch useAuthentication;
-    private TextView userName;
-    private TextInputLayout userNameLayout;
-    private TextView password;
-    private TextInputLayout passwordLayout;
-    private TextView profileName;
-    private TextInputLayout profileNameLayout;
-    private TextView preferredAccountsFilter;
-    private TextInputLayout preferredAccountsFilterLayout;
-    private View huePickerView;
-    private View insecureWarningText;
-    private TextView futureDatesText;
-    private MobileLedgerProfile.FutureDates futureDates;
-    private View futureDatesLayout;
-    private TextView apiVersionText;
-    private SendTransactionTask.API apiVersion;
-
+    private boolean defaultCommoditySet;
+    private boolean syncingModelFromUI = false;
+    private ProfileDetailBinding binding;
     /**
      * Mandatory empty constructor for the fragment manager to instantiate the
      * fragment (e.g. upon screen orientation changes).
      */
     public ProfileDetailFragment() {
+        super(R.layout.profile_detail);
     }
     @Override
     public void onCreateOptionsMenu(@NotNull Menu menu, @NotNull MenuInflater inflater) {
@@ -113,35 +97,8 @@ public class ProfileDetailFragment extends Fragment implements HueRingDialog.Hue
         super.onCreateOptionsMenu(menu, inflater);
         inflater.inflate(R.menu.profile_details, menu);
         final MenuItem menuDeleteProfile = menu.findItem(R.id.menuDelete);
-        menuDeleteProfile.setOnMenuItemClickListener(item -> {
-            AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
-            builder.setTitle(mProfile.getName());
-            builder.setMessage(R.string.remove_profile_dialog_message);
-            builder.setPositiveButton(R.string.Remove, (dialog, which) -> {
-                debug("profiles",
-                        String.format("[fragment] removing profile %s", mProfile.getUuid()));
-                mProfile.removeFromDB();
-                ArrayList<MobileLedgerProfile> oldList = Data.profiles.getValue();
-                if (oldList == null)
-                    throw new AssertionError();
-                ArrayList<MobileLedgerProfile> newList = new ArrayList<>(oldList);
-                newList.remove(mProfile);
-                Data.profiles.setValue(newList);
-                if (mProfile.equals(Data.profile.getValue())) {
-                    debug("profiles", "[fragment] setting current profile to 0");
-                    Data.setCurrentProfile(newList.get(0));
-                }
-
-                final FragmentActivity activity = getActivity();
-                if (activity != null)
-                    activity.finish();
-            });
-            builder.show();
-            return false;
-        });
+        menuDeleteProfile.setOnMenuItemClickListener(item -> onDeleteProfile());
         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
-        menuDeleteProfile.setVisible(
-                (mProfile != null) && (profiles != null) && (profiles.size() > 1));
 
         if (BuildConfig.DEBUG) {
             final MenuItem menuWipeProfileData = menu.findItem(R.id.menuWipeData);
@@ -149,31 +106,73 @@ public class ProfileDetailFragment extends Fragment implements HueRingDialog.Hue
             menuWipeProfileData.setVisible(mProfile != null);
         }
     }
+    private boolean onDeleteProfile() {
+        AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
+        builder.setTitle(mProfile.getName());
+        builder.setMessage(R.string.remove_profile_dialog_message);
+        builder.setPositiveButton(R.string.Remove, (dialog, which) -> {
+            debug("profiles", String.format("[fragment] removing profile %s", mProfile.getUuid()));
+            mProfile.removeFromDB();
+            ArrayList<MobileLedgerProfile> oldList = Data.profiles.getValue();
+            if (oldList == null)
+                throw new AssertionError();
+            ArrayList<MobileLedgerProfile> newList = new ArrayList<>(oldList);
+            newList.remove(mProfile);
+            Data.profiles.setValue(newList);
+            if (mProfile.equals(Data.getProfile())) {
+                debug("profiles", "[fragment] setting current profile to 0");
+                Data.setCurrentProfile(newList.get(0));
+            }
+
+            final FragmentActivity activity = getActivity();
+            if (activity != null)
+                activity.finish();
+        });
+        builder.show();
+        return false;
+    }
     private boolean onWipeDataMenuClicked() {
         // this is a development option, so no confirmation
         mProfile.wipeAllData();
-        if (mProfile.equals(Data.profile.getValue()))
+        if (mProfile.equals(Data.getProfile()))
             triggerProfileChange();
         return true;
     }
     private void triggerProfileChange() {
         int index = Data.getProfileIndex(mProfile);
         MobileLedgerProfile newProfile = new MobileLedgerProfile(mProfile);
-        final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
-        if (profiles == null)
-            throw new AssertionError();
+        final ArrayList<MobileLedgerProfile> profiles =
+                Objects.requireNonNull(Data.profiles.getValue());
         profiles.set(index, newProfile);
 
         ProfilesRecyclerViewAdapter viewAdapter = ProfilesRecyclerViewAdapter.getInstance();
         if (viewAdapter != null)
             viewAdapter.notifyItemChanged(index);
 
-        if (mProfile.equals(Data.profile.getValue()))
-            Data.profile.setValue(newProfile);
+        if (mProfile.equals(Data.getProfile()))
+            Data.setCurrentProfile(newProfile);
+    }
+    private void hookTextChangeSyncRoutine(TextView view, TextChangeSyncRoutine syncRoutine) {
+        view.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
+            @Override
+            public void onTextChanged(CharSequence s, int start, int before, int count) {}
+            @Override
+            public void afterTextChanged(Editable s) { syncRoutine.onTextChanged(s.toString());}
+        });
+    }
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
+                             @Nullable Bundle savedInstanceState) {
+        binding = ProfileDetailBinding.inflate(inflater, container, false);
+
+        return binding.getRoot();
     }
     @Override
-    public void onActivityCreated(@Nullable Bundle savedInstanceState) {
-        super.onActivityCreated(savedInstanceState);
+    public void onViewCreated(@NotNull View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
         Activity context = getActivity();
         if (context == null)
             return;
@@ -196,226 +195,280 @@ public class ProfileDetailFragment extends Fragment implements HueRingDialog.Hue
             }
         }
 
+        final LifecycleOwner viewLifecycleOwner = getViewLifecycleOwner();
+        final ProfileDetailModel model = getModel();
+
+        model.observeDefaultCommodity(viewLifecycleOwner, c -> {
+            if (c != null)
+                setDefaultCommodity(c.getName());
+            else
+                resetDefaultCommodity();
+        });
+
         FloatingActionButton fab = context.findViewById(R.id.fab);
         fab.setOnClickListener(v -> onSaveFabClicked());
-        profileName = context.findViewById(R.id.profile_name);
-        profileNameLayout = context.findViewById(R.id.profile_name_layout);
-        url = context.findViewById(R.id.url);
-        urlLayout = context.findViewById(R.id.url_layout);
-        postingPermitted = context.findViewById(R.id.profile_permit_posting);
-        futureDatesLayout = context.findViewById(R.id.future_dates_layout);
-        futureDatesText = context.findViewById(R.id.future_dates_text);
-        context.findViewById(R.id.future_dates_layout)
-               .setOnClickListener(v -> {
-                   MenuInflater mi = new MenuInflater(context);
-                   PopupMenu menu = new PopupMenu(context, v);
-                   menu.inflate(R.menu.future_dates);
-                   menu.setOnMenuItemClickListener(item -> {
-                       switch (item.getItemId()) {
-                           case R.id.menu_future_dates_30:
-                               futureDates = MobileLedgerProfile.FutureDates.OneMonth;
-                               break;
-                           case R.id.menu_future_dates_60:
-                               futureDates = MobileLedgerProfile.FutureDates.TwoMonths;
-                               break;
-                           case R.id.menu_future_dates_90:
-                               futureDates = MobileLedgerProfile.FutureDates.ThreeMonths;
-                               break;
-                           case R.id.menu_future_dates_180:
-                               futureDates = MobileLedgerProfile.FutureDates.SixMonths;
-                               break;
-                           case R.id.menu_future_dates_365:
-                               futureDates = MobileLedgerProfile.FutureDates.OneYear;
-                               break;
-                           case R.id.menu_future_dates_all:
-                               futureDates = MobileLedgerProfile.FutureDates.All;
-                               break;
-                           default:
-                               futureDates = MobileLedgerProfile.FutureDates.None;
-                       }
-                       futureDatesText.setText(futureDates.getText(getResources()));
-                       return true;
-                   });
-                   menu.show();
-               });
-        apiVersionText = context.findViewById(R.id.api_version_text);
-        context.findViewById(R.id.api_version_layout)
-               .setOnClickListener(v -> {
-                   MenuInflater mi = new MenuInflater(context);
-                   PopupMenu menu = new PopupMenu(context, v);
-                   menu.inflate(R.menu.api_version);
-                   menu.setOnMenuItemClickListener(item -> {
-                       switch (item.getItemId()) {
-                           case R.id.api_version_menu_html:
-                               apiVersion = SendTransactionTask.API.html;
-                               break;
-                           case R.id.api_version_menu_post_1_14:
-                               apiVersion = SendTransactionTask.API.post_1_14;
-                               break;
-                           case R.id.api_version_menu_pre_1_15:
-                               apiVersion = SendTransactionTask.API.pre_1_15;
-                               break;
-                           case R.id.api_version_menu_auto:
-                           default:
-                               apiVersion = SendTransactionTask.API.auto;
-                       }
-                       apiVersionText.setText(apiVersion.getDescription(getResources()));
-                       return true;
-                   });
-                   menu.show();
-               });
-        authParams = context.findViewById(R.id.auth_params);
-        useAuthentication = context.findViewById(R.id.enable_http_auth);
-        userName = context.findViewById(R.id.auth_user_name);
-        userNameLayout = context.findViewById(R.id.auth_user_name_layout);
-        password = context.findViewById(R.id.password);
-        passwordLayout = context.findViewById(R.id.password_layout);
-        huePickerView = context.findViewById(R.id.btn_pick_ring_color);
-        preferredAccountsFilter = context.findViewById(R.id.preferred_accounts_filter_filter);
-        preferredAccountsFilterLayout =
-                context.findViewById(R.id.preferred_accounts_accounts_filter_layout);
-        insecureWarningText = context.findViewById(R.id.insecure_scheme_text);
-
-        useAuthentication.setOnCheckedChangeListener((buttonView, isChecked) -> {
-            debug("profiles", isChecked ? "auth enabled " : "auth disabled");
-            authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
-            if (isChecked)
-                userName.requestFocus();
+
+        hookTextChangeSyncRoutine(binding.profileName, model::setProfileName);
+        model.observeProfileName(viewLifecycleOwner, pn -> {
+            if (!Misc.equalStrings(pn, Misc.nullIsEmpty(binding.profileName.getText())))
+                binding.profileName.setText(pn);
+        });
+
+        hookTextChangeSyncRoutine(binding.url, model::setUrl);
+        model.observeUrl(viewLifecycleOwner, u -> {
+            if (!Misc.equalStrings(u, Misc.nullIsEmpty(binding.url.getText())))
+                binding.url.setText(u);
+        });
+
+        binding.defaultCommodityLayout.setOnClickListener(v -> {
+            CurrencySelectorFragment cpf = CurrencySelectorFragment.newInstance(
+                    CurrencySelectorFragment.DEFAULT_COLUMN_COUNT, false);
+            cpf.setOnCurrencySelectedListener(model::setDefaultCommodity);
+            final AppCompatActivity activity = (AppCompatActivity) v.getContext();
+            cpf.show(activity.getSupportFragmentManager(), "currency-selector");
+        });
+
+        binding.profileShowCommodity.setOnCheckedChangeListener(
+                (buttonView, isChecked) -> model.setShowCommodityByDefault(isChecked));
+        model.observeShowCommodityByDefault(viewLifecycleOwner,
+                binding.profileShowCommodity::setChecked);
+
+        model.observePostingPermitted(viewLifecycleOwner, isChecked -> {
+            binding.profilePermitPosting.setChecked(isChecked);
+            binding.postingSubItems.setVisibility(isChecked ? View.VISIBLE : View.GONE);
+        });
+        binding.profilePermitPosting.setOnCheckedChangeListener(
+                ((buttonView, isChecked) -> model.setPostingPermitted(isChecked)));
+
+        model.observeShowCommentsByDefault(viewLifecycleOwner,
+                binding.profileShowComments::setChecked);
+        binding.profileShowComments.setOnCheckedChangeListener(
+                ((buttonView, isChecked) -> model.setShowCommentsByDefault(isChecked)));
+
+        binding.futureDatesLayout.setOnClickListener(v -> {
+            MenuInflater mi = new MenuInflater(context);
+            PopupMenu menu = new PopupMenu(context, v);
+            menu.inflate(R.menu.future_dates);
+            menu.setOnMenuItemClickListener(item -> {
+                model.setFutureDates(futureDatesSettingFromMenuItemId(item.getItemId()));
+                return true;
+            });
+            menu.show();
+        });
+        model.observeFutureDates(viewLifecycleOwner,
+                v -> binding.futureDatesText.setText(v.getText(getResources())));
+
+        model.observeApiVersion(viewLifecycleOwner,
+                apiVer -> binding.apiVersionText.setText(apiVer.getDescription(getResources())));
+        binding.apiVersionLabel.setOnClickListener(this::chooseAPIVersion);
+        binding.apiVersionText.setOnClickListener(this::chooseAPIVersion);
+
+        binding.serverVersionLabel.setOnClickListener(v -> model.triggerVersionDetection());
+        model.observeDetectedVersion(viewLifecycleOwner, ver -> {
+            if (ver == null)
+                binding.detectedServerVersionText.setText(context.getResources()
+                                                                 .getString(
+                                                                         R.string.server_version_unknown_label));
+            else if (ver.isPre_1_20_1())
+                binding.detectedServerVersionText.setText(context.getResources()
+                                                                 .getString(
+                                                                         R.string.detected_server_pre_1_20_1));
+            else
+                binding.detectedServerVersionText.setText(ver.toString());
+        });
+        binding.detectedServerVersionText.setOnClickListener(v -> model.triggerVersionDetection());
+        binding.serverVersionDetectButton.setOnClickListener(v -> model.triggerVersionDetection());
+        model.observeDetectingHledgerVersion(viewLifecycleOwner,
+                running -> binding.serverVersionDetectButton.setVisibility(
+                        running ? View.VISIBLE : View.INVISIBLE));
+
+        binding.enableHttpAuth.setOnCheckedChangeListener((buttonView, isChecked) -> {
+            boolean wasOn = model.getUseAuthentication();
+            model.setUseAuthentication(isChecked);
+            if (!wasOn && isChecked)
+                binding.authUserName.requestFocus();
+        });
+        model.observeUseAuthentication(viewLifecycleOwner, isChecked -> {
+            binding.enableHttpAuth.setChecked(isChecked);
+            binding.authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
             checkInsecureSchemeWithAuth();
         });
 
-        postingPermitted.setOnCheckedChangeListener(((buttonView, isChecked) -> {
-            preferredAccountsFilterLayout.setVisibility(isChecked ? View.VISIBLE : View.GONE);
-            futureDatesLayout.setVisibility(isChecked ? View.VISIBLE : View.GONE);
-        }));
+        model.observeUserName(viewLifecycleOwner, text -> {
+            if (!Misc.equalStrings(text, Misc.nullIsEmpty(binding.authUserName.getText())))
+                binding.authUserName.setText(text);
+        });
+        hookTextChangeSyncRoutine(binding.authUserName, model::setAuthUserName);
 
-        hookClearErrorOnFocusListener(profileName, profileNameLayout);
-        hookClearErrorOnFocusListener(url, urlLayout);
-        hookClearErrorOnFocusListener(userName, userNameLayout);
-        hookClearErrorOnFocusListener(password, passwordLayout);
+        model.observePassword(viewLifecycleOwner, text -> {
+            if (!Misc.equalStrings(text, Misc.nullIsEmpty(binding.password.getText())))
+                binding.password.setText(text);
+        });
+        hookTextChangeSyncRoutine(binding.password, model::setAuthPassword);
 
-        final int profileThemeId;
-        if (mProfile != null) {
-            profileName.setText(mProfile.getName());
-            postingPermitted.setChecked(mProfile.isPostingPermitted());
-            futureDates = mProfile.getFutureDates();
-            futureDatesText.setText(futureDates.getText(getResources()));
-            apiVersion = mProfile.getApiVersion();
-            apiVersionText.setText(apiVersion.getDescription(getResources()));
-            url.setText(mProfile.getUrl());
-            useAuthentication.setChecked(mProfile.isAuthEnabled());
-            authParams.setVisibility(mProfile.isAuthEnabled() ? View.VISIBLE : View.GONE);
-            userName.setText(mProfile.isAuthEnabled() ? mProfile.getAuthUserName() : "");
-            password.setText(mProfile.isAuthEnabled() ? mProfile.getAuthPassword() : "");
-            preferredAccountsFilter.setText(mProfile.getPreferredAccountsFilter());
-            profileThemeId = mProfile.getThemeHue();
-        }
-        else {
-            profileName.setText("");
-            url.setText(HTTPS_URL_START);
-            postingPermitted.setChecked(true);
-            futureDates = MobileLedgerProfile.FutureDates.None;
-            futureDatesText.setText(futureDates.getText(getResources()));
-            apiVersion = SendTransactionTask.API.auto;
-            apiVersionText.setText(apiVersion.getDescription(getResources()));
-            useAuthentication.setChecked(false);
-            authParams.setVisibility(View.GONE);
-            userName.setText("");
-            password.setText("");
-            preferredAccountsFilter.setText(null);
-            profileThemeId = getArguments().getInt(ARG_HUE, -1);
-        }
+        model.observeThemeId(viewLifecycleOwner, themeId -> {
+            final int hue = (themeId == -1) ? Colors.DEFAULT_HUE_DEG : themeId;
+            final int profileColor = Colors.getPrimaryColorForHue(hue);
+            binding.btnPickRingColor.setBackgroundColor(profileColor);
+            binding.btnPickRingColor.setTag(hue);
+        });
 
+        model.observePreferredAccountsFilter(viewLifecycleOwner, text -> {
+            if (!Misc.equalStrings(text,
+                    Misc.nullIsEmpty(binding.preferredAccountsFilter.getText())))
+                binding.preferredAccountsFilter.setText(text);
+        });
+        hookTextChangeSyncRoutine(binding.preferredAccountsFilter,
+                model::setPreferredAccountsFilter);
+
+        hookClearErrorOnFocusListener(binding.profileName, binding.profileNameLayout);
+        hookClearErrorOnFocusListener(binding.url, binding.urlLayout);
+        hookClearErrorOnFocusListener(binding.authUserName, binding.authUserNameLayout);
+        hookClearErrorOnFocusListener(binding.password, binding.passwordLayout);
+
+        if (savedInstanceState == null) {
+            model.setValuesFromProfile(mProfile, getArguments().getInt(ARG_HUE, -1));
+        }
         checkInsecureSchemeWithAuth();
 
-        url.addTextChangedListener(new TextWatcher() {
+        binding.url.addTextChangedListener(new TextWatcher() {
             @Override
-            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
-
-            }
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
             @Override
-            public void onTextChanged(CharSequence s, int start, int before, int count) {
-
-            }
+            public void onTextChanged(CharSequence s, int start, int before, int count) {}
             @Override
             public void afterTextChanged(Editable s) {
                 checkInsecureSchemeWithAuth();
             }
         });
 
-        final int hue = (profileThemeId == -1) ? Colors.DEFAULT_HUE_DEG : profileThemeId;
-        final int profileColor = Colors.getPrimaryColorForHue(hue);
-
-        huePickerView.setBackgroundColor(profileColor);
-        huePickerView.setTag(profileThemeId);
-        huePickerView.setOnClickListener(v -> {
-            HueRingDialog d = new HueRingDialog(
-                    Objects.requireNonNull(ProfileDetailFragment.this.getContext()), profileThemeId,
-                    (Integer) v.getTag());
+        binding.btnPickRingColor.setOnClickListener(v -> {
+            HueRingDialog d = new HueRingDialog(ProfileDetailFragment.this.requireContext(),
+                    model.initialThemeHue, (Integer) v.getTag());
             d.show();
-            d.setColorSelectedListener(this);
+            d.setColorSelectedListener(model::setThemeId);
         });
 
-        profileName.requestFocus();
+        binding.profileName.requestFocus();
+    }
+    private void chooseAPIVersion(View v) {
+        Activity context = getActivity();
+        ProfileDetailModel model = getModel();
+        MenuInflater mi = new MenuInflater(context);
+        PopupMenu menu = new PopupMenu(context, v);
+        menu.inflate(R.menu.api_version);
+        menu.setOnMenuItemClickListener(item -> {
+            API apiVer;
+            int itemId = item.getItemId();
+            if (itemId == R.id.api_version_menu_html) {
+                apiVer = API.html;
+            }
+            else if (itemId == R.id.api_version_menu_1_19_1) {
+                apiVer = API.v1_19_1;
+            }
+            else if (itemId == R.id.api_version_menu_1_15) {
+                apiVer = API.v1_15;
+            }
+            else if (itemId == R.id.api_version_menu_1_14) {
+                apiVer = API.v1_14;
+            }
+            else {
+                apiVer = API.auto;
+            }
+            model.setApiVersion(apiVer);
+            binding.apiVersionText.setText(apiVer.getDescription(getResources()));
+            return true;
+        });
+        menu.show();
+    }
+    private MobileLedgerProfile.FutureDates futureDatesSettingFromMenuItemId(int itemId) {
+        if (itemId == R.id.menu_future_dates_7) {
+            return MobileLedgerProfile.FutureDates.OneWeek;
+        }
+        else if (itemId == R.id.menu_future_dates_14) {
+            return MobileLedgerProfile.FutureDates.TwoWeeks;
+        }
+        else if (itemId == R.id.menu_future_dates_30) {
+            return MobileLedgerProfile.FutureDates.OneMonth;
+        }
+        else if (itemId == R.id.menu_future_dates_60) {
+            return MobileLedgerProfile.FutureDates.TwoMonths;
+        }
+        else if (itemId == R.id.menu_future_dates_90) {
+            return MobileLedgerProfile.FutureDates.ThreeMonths;
+        }
+        else if (itemId == R.id.menu_future_dates_180) {
+            return MobileLedgerProfile.FutureDates.SixMonths;
+        }
+        else if (itemId == R.id.menu_future_dates_365) {
+            return MobileLedgerProfile.FutureDates.OneYear;
+        }
+        else if (itemId == R.id.menu_future_dates_all) {
+            return MobileLedgerProfile.FutureDates.All;
+        }
+        return MobileLedgerProfile.FutureDates.None;
+    }
+    @NotNull
+    private ProfileDetailModel getModel() {
+        return new ViewModelProvider(requireActivity()).get(ProfileDetailModel.class);
     }
     private void onSaveFabClicked() {
         if (!checkValidity())
             return;
 
+        ProfileDetailModel model = getModel();
+        final ArrayList<MobileLedgerProfile> profiles =
+                Objects.requireNonNull(Data.profiles.getValue());
+
         if (mProfile != null) {
-            updateProfileFromUI();
-//                debug("profiles", String.format("Selected item is %d", mProfile.getThemeHue()));
+            int pos = Data.profiles.getValue()
+                                   .indexOf(mProfile);
+            mProfile = new MobileLedgerProfile(mProfile);
+            model.updateProfile(mProfile);
             mProfile.storeInDB();
             debug("profiles", "profile stored in DB");
-            triggerProfileChange();
+            profiles.set(pos, mProfile);
+//                debug("profiles", String.format("Selected item is %d", mProfile.getThemeHue()));
+
+            final MobileLedgerProfile currentProfile = Data.getProfile();
+            if (mProfile.getUuid()
+                        .equals(currentProfile.getUuid()))
+            {
+                Data.setCurrentProfile(mProfile);
+            }
+
+            ProfilesRecyclerViewAdapter viewAdapter = ProfilesRecyclerViewAdapter.getInstance();
+            if (viewAdapter != null)
+                viewAdapter.notifyItemChanged(pos);
         }
         else {
-            mProfile = new MobileLedgerProfile();
-            updateProfileFromUI();
+            mProfile = new MobileLedgerProfile(String.valueOf(UUID.randomUUID()));
+            model.updateProfile(mProfile);
             mProfile.storeInDB();
-            final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
-            if (profiles == null)
-                throw new AssertionError();
-            ArrayList<MobileLedgerProfile> newList = new ArrayList<>(profiles);
+            final ArrayList<MobileLedgerProfile> newList = new ArrayList<>(profiles);
             newList.add(mProfile);
             Data.profiles.setValue(newList);
             MobileLedgerProfile.storeProfilesOrder();
 
             // first profile ever?
             if (newList.size() == 1)
-                Data.profile.setValue(mProfile);
+                Data.setCurrentProfile(mProfile);
         }
 
         Activity activity = getActivity();
         if (activity != null)
             activity.finish();
     }
-    private void updateProfileFromUI() {
-        mProfile.setName(profileName.getText());
-        mProfile.setUrl(url.getText());
-        mProfile.setPostingPermitted(postingPermitted.isChecked());
-        mProfile.setPreferredAccountsFilter(preferredAccountsFilter.getText());
-        mProfile.setAuthEnabled(useAuthentication.isChecked());
-        mProfile.setAuthUserName(userName.getText());
-        mProfile.setAuthPassword(password.getText());
-        mProfile.setThemeHue(huePickerView.getTag());
-        mProfile.setFutureDates(futureDates);
-        mProfile.setApiVersion(apiVersion);
-    }
-    @Override
-    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-
-        return inflater.inflate(R.layout.profile_detail, container, false);
-    }
     private boolean checkUrlValidity() {
         boolean valid = true;
 
-        String val = String.valueOf(url.getText())
-                           .trim();
+        ProfileDetailModel model = getModel();
+
+        String val = model.getUrl()
+                          .trim();
         if (val.isEmpty()) {
             valid = false;
-            urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
+            binding.urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
         }
         try {
             URL url = new URL(val);
@@ -426,12 +479,12 @@ public class ProfileDetailFragment extends Fragment implements HueRingDialog.Hue
                                  .toUpperCase();
             if (!protocol.equals("HTTP") && !protocol.equals("HTTPS")) {
                 valid = false;
-                urlLayout.setError(getResources().getText(R.string.err_invalid_url));
+                binding.urlLayout.setError(getResources().getText(R.string.err_invalid_url));
             }
         }
         catch (MalformedURLException e) {
             valid = false;
-            urlLayout.setError(getResources().getText(R.string.err_invalid_url));
+            binding.urlLayout.setError(getResources().getText(R.string.err_invalid_url));
         }
 
         return valid;
@@ -439,17 +492,18 @@ public class ProfileDetailFragment extends Fragment implements HueRingDialog.Hue
     private void checkInsecureSchemeWithAuth() {
         boolean showWarning = false;
 
-        if (useAuthentication.isChecked()) {
-            String urlText = url.getText()
-                                .toString();
+        final ProfileDetailModel model = getModel();
+
+        if (model.getUseAuthentication()) {
+            String urlText = model.getUrl();
             if (urlText.startsWith("http") && !urlText.startsWith("https"))
                 showWarning = true;
         }
 
         if (showWarning)
-            insecureWarningText.setVisibility(View.VISIBLE);
+            binding.insecureSchemeText.setVisibility(View.VISIBLE);
         else
-            insecureWarningText.setVisibility(View.GONE);
+            binding.insecureSchemeText.setVisibility(View.GONE);
     }
     private void hookClearErrorOnFocusListener(TextView view, TextInputLayout layout) {
         view.setOnFocusChangeListener((v, hasFocus) -> {
@@ -469,45 +523,74 @@ public class ProfileDetailFragment extends Fragment implements HueRingDialog.Hue
             }
         });
     }
+    private void syncModelFromUI() {
+        if (syncingModelFromUI)
+            return;
+
+        syncingModelFromUI = true;
+
+        try {
+            ProfileDetailModel model = getModel();
+
+            model.setProfileName(binding.profileName.getText());
+            model.setUrl(binding.url.getText());
+            model.setPreferredAccountsFilter(binding.preferredAccountsFilter.getText());
+            model.setAuthUserName(binding.authUserName.getText());
+            model.setAuthPassword(binding.password.getText());
+        }
+        finally {
+            syncingModelFromUI = false;
+        }
+    }
     private boolean checkValidity() {
         boolean valid = true;
 
-        String val = String.valueOf(profileName.getText());
+        String val = String.valueOf(binding.profileName.getText());
         if (val.trim()
                .isEmpty())
         {
             valid = false;
-            profileNameLayout.setError(getResources().getText(R.string.err_profile_name_empty));
+            binding.profileNameLayout.setError(
+                    getResources().getText(R.string.err_profile_name_empty));
         }
 
         if (!checkUrlValidity())
             valid = false;
 
-        if (useAuthentication.isChecked()) {
-            val = String.valueOf(userName.getText());
+        if (binding.enableHttpAuth.isChecked()) {
+            val = String.valueOf(binding.authUserName.getText());
             if (val.trim()
                    .isEmpty())
             {
                 valid = false;
-                userNameLayout.setError(
+                binding.authUserNameLayout.setError(
                         getResources().getText(R.string.err_profile_user_name_empty));
             }
 
-            val = String.valueOf(password.getText());
+            val = String.valueOf(binding.password.getText());
             if (val.trim()
                    .isEmpty())
             {
                 valid = false;
-                passwordLayout.setError(
+                binding.passwordLayout.setError(
                         getResources().getText(R.string.err_profile_password_empty));
             }
         }
 
         return valid;
     }
-    @Override
-    public void onHueSelected(int hue) {
-        huePickerView.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
-        huePickerView.setTag(hue);
+    private void resetDefaultCommodity() {
+        defaultCommoditySet = false;
+        binding.defaultCommodityText.setText(R.string.btn_no_currency);
+        binding.defaultCommodityText.setTypeface(binding.defaultCommodityText.getTypeface(),
+                Typeface.ITALIC);
+    }
+    private void setDefaultCommodity(@NonNull @NotNull String name) {
+        defaultCommoditySet = true;
+        binding.defaultCommodityText.setText(name);
+        binding.defaultCommodityText.setTypeface(Typeface.DEFAULT);
+    }
+    interface TextChangeSyncRoutine {
+        void onTextChanged(String text);
     }
 }