app/src/main/java/net/ktnx/mobileledger/ui/profiles/ProfileDetailFragment.java

   1 /*
   2  * Copyright © 2019 Damyan Ivanov.
   3  * This file is part of MoLe.
   4  * MoLe is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * MoLe is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger.ui.profiles;
  19
  20 import android.app.Activity;
  21 import android.app.AlertDialog;
  22 import android.os.Bundle;
  23 import android.text.Editable;
  24 import android.text.TextWatcher;
  25 import android.view.LayoutInflater;
  26 import android.view.Menu;
  27 import android.view.MenuInflater;
  28 import android.view.MenuItem;
  29 import android.view.View;
  30 import android.view.ViewGroup;
  31 import android.widget.LinearLayout;
  32 import android.widget.Switch;
  33 import android.widget.TextView;
  34
  35 import androidx.annotation.NonNull;
  36 import androidx.annotation.Nullable;
  37 import androidx.fragment.app.Fragment;
  38 import androidx.fragment.app.FragmentActivity;
  39
  40 import com.google.android.material.appbar.CollapsingToolbarLayout;
  41 import com.google.android.material.floatingactionbutton.FloatingActionButton;
  42 import com.google.android.material.textfield.TextInputLayout;
  43
  44 import net.ktnx.mobileledger.BuildConfig;
  45 import net.ktnx.mobileledger.R;
  46 import net.ktnx.mobileledger.model.Data;
  47 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  48 import net.ktnx.mobileledger.ui.HueRingDialog;
  49 import net.ktnx.mobileledger.ui.activity.ProfileDetailActivity;
  50 import net.ktnx.mobileledger.utils.Colors;
  51
  52 import org.jetbrains.annotations.NotNull;
  53
  54 import java.net.MalformedURLException;
  55 import java.net.URL;
  56 import java.util.ArrayList;
  57 import java.util.Objects;
  58
  59 import static net.ktnx.mobileledger.utils.Logger.debug;
  60
  61 /**
  62  * A fragment representing a single Profile detail screen.
  63  * a {@link ProfileDetailActivity}
  64  * on handsets.
  65  */
  66 public class ProfileDetailFragment extends Fragment implements HueRingDialog.HueSelectedListener {
  67     /**
  68      * The fragment argument representing the item ID that this fragment
  69      * represents.
  70      */
  71     public static final String ARG_ITEM_ID = "item_id";
  72
  73     /**
  74      * The dummy content this fragment is presenting.
  75      */
  76     private MobileLedgerProfile mProfile;
  77     private TextView url;
  78     private Switch postingPermitted;
  79     private TextInputLayout urlLayout;
  80     private LinearLayout authParams;
  81     private Switch useAuthentication;
  82     private TextView userName;
  83     private TextInputLayout userNameLayout;
  84     private TextView password;
  85     private TextInputLayout passwordLayout;
  86     private TextView profileName;
  87     private TextInputLayout profileNameLayout;
  88     private TextView preferredAccountsFilter;
  89     private TextInputLayout preferredAccountsFilterLayout;
  90     private View huePickerView;
  91     private View insecureWarningText;
  92
  93     /**
  94      * Mandatory empty constructor for the fragment manager to instantiate the
  95      * fragment (e.g. upon screen orientation changes).
  96      */
  97     public ProfileDetailFragment() {
  98     }
  99     @Override
 100     public void onCreateOptionsMenu(@NotNull Menu menu, @NotNull MenuInflater inflater) {
 101         debug("profiles", "[fragment] Creating profile details options menu");
 102         super.onCreateOptionsMenu(menu, inflater);
 103         inflater.inflate(R.menu.profile_details, menu);
 104         final MenuItem menuDeleteProfile = menu.findItem(R.id.menuDelete);
 105         menuDeleteProfile.setOnMenuItemClickListener(item -> {
 106             AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
 107             builder.setTitle(mProfile.getName());
 108             builder.setMessage(R.string.remove_profile_dialog_message);
 109             builder.setPositiveButton(R.string.Remove, (dialog, which) -> {
 110                 debug("profiles",
 111                         String.format("[fragment] removing profile %s", mProfile.getUuid()));
 112                 mProfile.removeFromDB();
 113                 ArrayList<MobileLedgerProfile> oldList = Data.profiles.getValue();
 114                 if (oldList == null) throw new AssertionError();
 115                 ArrayList<MobileLedgerProfile> newList =
 116                         (ArrayList<MobileLedgerProfile>) oldList.clone();
 117                 newList.remove(mProfile);
 118                 Data.profiles.setValue(newList);
 119                 if (mProfile.equals(Data.profile.getValue())) {
 120                     debug("profiles", "[fragment] setting current profile to 0");
 121                     Data.setCurrentProfile(newList.get(0));
 122                 }
 123
 124                 final FragmentActivity activity = getActivity();
 125                 if (activity != null) activity.finish();
 126             });
 127             builder.show();
 128             return false;
 129         });
 130         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 131         menuDeleteProfile
 132                 .setVisible((mProfile != null) && (profiles != null) && (profiles.size() > 1));
 133
 134         if (BuildConfig.DEBUG) {
 135             final MenuItem menuWipeProfileData = menu.findItem(R.id.menuWipeData);
 136             menuWipeProfileData.setOnMenuItemClickListener(ignored -> onWipeDataMenuClicked());
 137             menuWipeProfileData.setVisible(mProfile != null);
 138         }
 139     }
 140     private boolean onWipeDataMenuClicked() {
 141         // this is a development option, so no confirmation
 142         mProfile.wipeAllData();
 143         if (mProfile.equals(Data.profile.getValue())) triggerProfileChange();
 144         return true;
 145     }
 146     private void triggerProfileChange() {
 147         int index = Data.getProfileIndex(mProfile);
 148         MobileLedgerProfile newProfile = new MobileLedgerProfile(mProfile);
 149         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 150         if (profiles == null) throw new AssertionError();
 151         profiles.set(index, newProfile);
 152
 153         ProfilesRecyclerViewAdapter prva = ProfilesRecyclerViewAdapter.getInstance();
 154         if (prva != null) prva.notifyItemChanged(index);
 155
 156         if (mProfile.equals(Data.profile.getValue())) Data.profile.setValue(newProfile);
 157     }
 158     @Override
 159     public void onCreate(Bundle savedInstanceState) {
 160         super.onCreate(savedInstanceState);
 161
 162         if ((getArguments() != null) && getArguments().containsKey(ARG_ITEM_ID)) {
 163             int index = getArguments().getInt(ARG_ITEM_ID, -1);
 164             ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 165             if ((profiles != null) && (index != -1) && (index < profiles.size()))
 166                 mProfile = profiles.get(index);
 167
 168             Activity activity = this.getActivity();
 169             if (activity == null) throw new AssertionError();
 170             CollapsingToolbarLayout appBarLayout = activity.findViewById(R.id.toolbar_layout);
 171             if (appBarLayout != null) {
 172                 if (mProfile != null) appBarLayout.setTitle(mProfile.getName());
 173                 else appBarLayout.setTitle(getResources().getString(R.string.new_profile_title));
 174             }
 175         }
 176     }
 177     @Override
 178     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
 179         super.onActivityCreated(savedInstanceState);
 180         Activity context = getActivity();
 181         if (context == null) return;
 182
 183         FloatingActionButton fab = context.findViewById(R.id.fab);
 184         fab.setOnClickListener(v -> onSaveFabClicked());
 185
 186         profileName.requestFocus();
 187     }
 188     private void onSaveFabClicked() {
 189         if (!checkValidity()) return;
 190
 191         if (mProfile != null) {
 192             updateProfileFromUI();
 193 //                debug("profiles", String.format("Selected item is %d", mProfile.getThemeId()));
 194             mProfile.storeInDB();
 195             debug("profiles", "profile stored in DB");
 196             triggerProfileChange();
 197         }
 198         else {
 199             mProfile = new MobileLedgerProfile();
 200             updateProfileFromUI();
 201             mProfile.storeInDB();
 202             final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 203             if (profiles == null) throw new AssertionError();
 204             ArrayList<MobileLedgerProfile> newList =
 205                     (ArrayList<MobileLedgerProfile>) profiles.clone();
 206             newList.add(mProfile);
 207             Data.profiles.setValue(newList);
 208             MobileLedgerProfile.storeProfilesOrder();
 209
 210             // first profile ever?
 211             if (newList.size() == 1) Data.profile.setValue(mProfile);
 212         }
 213
 214         Activity activity = getActivity();
 215         if (activity != null) activity.finish();
 216     }
 217     private void updateProfileFromUI() {
 218         mProfile.setName(profileName.getText());
 219         mProfile.setUrl(url.getText());
 220         mProfile.setPostingPermitted(postingPermitted.isChecked());
 221         mProfile.setPreferredAccountsFilter(preferredAccountsFilter.getText());
 222         mProfile.setAuthEnabled(useAuthentication.isChecked());
 223         mProfile.setAuthUserName(userName.getText());
 224         mProfile.setAuthPassword(password.getText());
 225         mProfile.setThemeId(huePickerView.getTag());
 226     }
 227     @Override
 228     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
 229                              Bundle savedInstanceState) {
 230         View rootView = inflater.inflate(R.layout.profile_detail, container, false);
 231
 232         profileName = rootView.findViewById(R.id.profile_name);
 233         profileNameLayout = rootView.findViewById(R.id.profile_name_layout);
 234         url = rootView.findViewById(R.id.url);
 235         urlLayout = rootView.findViewById(R.id.url_layout);
 236         postingPermitted = rootView.findViewById(R.id.profile_permit_posting);
 237         authParams = rootView.findViewById(R.id.auth_params);
 238         useAuthentication = rootView.findViewById(R.id.enable_http_auth);
 239         userName = rootView.findViewById(R.id.auth_user_name);
 240         userNameLayout = rootView.findViewById(R.id.auth_user_name_layout);
 241         password = rootView.findViewById(R.id.password);
 242         passwordLayout = rootView.findViewById(R.id.password_layout);
 243         huePickerView = rootView.findViewById(R.id.btn_pick_ring_color);
 244         preferredAccountsFilter = rootView.findViewById(R.id.preferred_accounts_filter_filter);
 245         preferredAccountsFilterLayout =
 246                 rootView.findViewById(R.id.preferred_accounts_accounts_filter_layout);
 247         insecureWarningText = rootView.findViewById(R.id.insecure_scheme_text);
 248
 249         url.addTextChangedListener(new TextWatcher() {
 250             @Override
 251             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 252
 253             }
 254             @Override
 255             public void onTextChanged(CharSequence s, int start, int before, int count) {
 256
 257             }
 258             @Override
 259             public void afterTextChanged(Editable s) {
 260                 checkInsecureSchemeWithAuth();
 261             }
 262         });
 263
 264         useAuthentication.setOnCheckedChangeListener((buttonView, isChecked) -> {
 265             debug("profiles", isChecked ? "auth enabled " : "auth disabled");
 266             authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 267             if (isChecked) userName.requestFocus();
 268             checkInsecureSchemeWithAuth();
 269         });
 270
 271         postingPermitted.setOnCheckedChangeListener(
 272                 ((buttonView, isChecked) -> preferredAccountsFilterLayout
 273                         .setVisibility(isChecked ? View.VISIBLE : View.GONE)));
 274
 275         hookClearErrorOnFocusListener(profileName, profileNameLayout);
 276         hookClearErrorOnFocusListener(url, urlLayout);
 277         hookClearErrorOnFocusListener(userName, userNameLayout);
 278         hookClearErrorOnFocusListener(password, passwordLayout);
 279
 280         int profileThemeId;
 281         if (mProfile != null) {
 282             profileName.setText(mProfile.getName());
 283             postingPermitted.setChecked(mProfile.isPostingPermitted());
 284             url.setText(mProfile.getUrl());
 285             useAuthentication.setChecked(mProfile.isAuthEnabled());
 286             authParams.setVisibility(mProfile.isAuthEnabled() ? View.VISIBLE : View.GONE);
 287             userName.setText(mProfile.isAuthEnabled() ? mProfile.getAuthUserName() : "");
 288             password.setText(mProfile.isAuthEnabled() ? mProfile.getAuthPassword() : "");
 289             preferredAccountsFilter.setText(mProfile.getPreferredAccountsFilter());
 290             profileThemeId = mProfile.getThemeId();
 291         }
 292         else {
 293             profileName.setText("");
 294             url.setText("https://");
 295             postingPermitted.setChecked(true);
 296             useAuthentication.setChecked(false);
 297             authParams.setVisibility(View.GONE);
 298             userName.setText("");
 299             password.setText("");
 300             preferredAccountsFilter.setText(null);
 301             profileThemeId = -1;
 302         }
 303
 304         final int hue = (profileThemeId == -1) ? Colors.DEFAULT_HUE_DEG : profileThemeId;
 305         final int profileColor = Colors.getPrimaryColorForHue(hue);
 306
 307         huePickerView.setBackgroundColor(profileColor);
 308         huePickerView.setTag(profileThemeId);
 309         huePickerView.setOnClickListener(v -> {
 310             HueRingDialog d = new HueRingDialog(
 311                     Objects.requireNonNull(ProfileDetailFragment.this.getContext()), profileThemeId,
 312                     (Integer) v.getTag());
 313             d.show();
 314             d.setColorSelectedListener(this);
 315         });
 316         return rootView;
 317     }
 318     private void checkInsecureSchemeWithAuth() {
 319         boolean showWarning = false;
 320
 321         if (useAuthentication.isChecked()) {
 322             String urlText = url.getText().toString();
 323             if (urlText.startsWith("http") && !urlText.startsWith("https")) showWarning = true;
 324         }
 325
 326         if (showWarning) insecureWarningText.setVisibility(View.VISIBLE);
 327         else insecureWarningText.setVisibility(View.GONE);
 328     }
 329     private void hookClearErrorOnFocusListener(TextView view, TextInputLayout layout) {
 330         view.setOnFocusChangeListener((v, hasFocus) -> {
 331             if (hasFocus) layout.setError(null);
 332         });
 333         view.addTextChangedListener(new TextWatcher() {
 334             @Override
 335             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 336             }
 337             @Override
 338             public void onTextChanged(CharSequence s, int start, int before, int count) {
 339                 layout.setError(null);
 340             }
 341             @Override
 342             public void afterTextChanged(Editable s) {
 343             }
 344         });
 345     }
 346     private boolean checkValidity() {
 347         boolean valid = true;
 348
 349         String val = String.valueOf(profileName.getText());
 350         if (val.trim().isEmpty()) {
 351             valid = false;
 352             profileNameLayout.setError(getResources().getText(R.string.err_profile_name_empty));
 353         }
 354
 355         val = String.valueOf(url.getText()).trim();
 356         if (val.isEmpty()) {
 357             valid = false;
 358             urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
 359         }
 360         try {
 361             URL url = new URL(val);
 362             String host = url.getHost();
 363             if (host == null || host.isEmpty()) throw new MalformedURLException("Missing host");
 364         }
 365         catch (MalformedURLException e) {
 366             valid = false;
 367             urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 368         }
 369         if (useAuthentication.isChecked()) {
 370             val = String.valueOf(userName.getText());
 371             if (val.trim().isEmpty()) {
 372                 valid = false;
 373                 userNameLayout
 374                         .setError(getResources().getText(R.string.err_profile_user_name_empty));
 375             }
 376
 377             val = String.valueOf(password.getText());
 378             if (val.trim().isEmpty()) {
 379                 valid = false;
 380                 passwordLayout
 381                         .setError(getResources().getText(R.string.err_profile_password_empty));
 382             }
 383         }
 384
 385         return valid;
 386     }
 387     @Override
 388     public void onHueSelected(int hue) {
 389         huePickerView.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 390         huePickerView.setTag(hue);
 391     }
 392 }