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         useAuthentication.setOnCheckedChangeListener((buttonView, isChecked) -> {
 250             debug("profiles", isChecked ? "auth enabled " : "auth disabled");
 251             authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 252             if (isChecked) userName.requestFocus();
 253             checkInsecureSchemeWithAuth();
 254         });
 255
 256         postingPermitted.setOnCheckedChangeListener(
 257                 ((buttonView, isChecked) -> preferredAccountsFilterLayout
 258                         .setVisibility(isChecked ? View.VISIBLE : View.GONE)));
 259
 260         hookClearErrorOnFocusListener(profileName, profileNameLayout);
 261         hookClearErrorOnFocusListener(url, urlLayout);
 262         hookClearErrorOnFocusListener(userName, userNameLayout);
 263         hookClearErrorOnFocusListener(password, passwordLayout);
 264
 265         int profileThemeId;
 266         if (mProfile != null) {
 267             profileName.setText(mProfile.getName());
 268             postingPermitted.setChecked(mProfile.isPostingPermitted());
 269             url.setText(mProfile.getUrl());
 270             useAuthentication.setChecked(mProfile.isAuthEnabled());
 271             authParams.setVisibility(mProfile.isAuthEnabled() ? View.VISIBLE : View.GONE);
 272             userName.setText(mProfile.isAuthEnabled() ? mProfile.getAuthUserName() : "");
 273             password.setText(mProfile.isAuthEnabled() ? mProfile.getAuthPassword() : "");
 274             preferredAccountsFilter.setText(mProfile.getPreferredAccountsFilter());
 275             profileThemeId = mProfile.getThemeId();
 276         }
 277         else {
 278             profileName.setText("");
 279             url.setText("https://");
 280             postingPermitted.setChecked(true);
 281             useAuthentication.setChecked(false);
 282             authParams.setVisibility(View.GONE);
 283             userName.setText("");
 284             password.setText("");
 285             preferredAccountsFilter.setText(null);
 286             profileThemeId = -1;
 287         }
 288
 289         checkInsecureSchemeWithAuth();
 290
 291         url.addTextChangedListener(new TextWatcher() {
 292             @Override
 293             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 294
 295             }
 296             @Override
 297             public void onTextChanged(CharSequence s, int start, int before, int count) {
 298
 299             }
 300             @Override
 301             public void afterTextChanged(Editable s) {
 302                 checkInsecureSchemeWithAuth();
 303             }
 304         });
 305
 306         final int hue = (profileThemeId == -1) ? Colors.DEFAULT_HUE_DEG : profileThemeId;
 307         final int profileColor = Colors.getPrimaryColorForHue(hue);
 308
 309         huePickerView.setBackgroundColor(profileColor);
 310         huePickerView.setTag(profileThemeId);
 311         huePickerView.setOnClickListener(v -> {
 312             HueRingDialog d = new HueRingDialog(
 313                     Objects.requireNonNull(ProfileDetailFragment.this.getContext()), profileThemeId,
 314                     (Integer) v.getTag());
 315             d.show();
 316             d.setColorSelectedListener(this);
 317         });
 318         return rootView;
 319     }
 320     private boolean checkUrlValidity() {
 321         boolean valid = true;
 322
 323         String val = String.valueOf(url.getText()).trim();
 324         if (val.isEmpty()) {
 325             valid = false;
 326             urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
 327         }
 328         try {
 329             URL url = new URL(val);
 330             String host = url.getHost();
 331             if (host == null || host.isEmpty()) throw new MalformedURLException("Missing host");
 332             String protocol = url.getProtocol().toUpperCase();
 333             if (!protocol.equals("HTTP") && !protocol.equals("HTTPS")) {
 334                 valid = false;
 335                 urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 336             }
 337         }
 338         catch (MalformedURLException e) {
 339             valid = false;
 340             urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 341         }
 342
 343         return valid;
 344     }
 345     private void checkInsecureSchemeWithAuth() {
 346         boolean showWarning = false;
 347
 348         if (useAuthentication.isChecked()) {
 349             String urlText = url.getText().toString();
 350             if (urlText.startsWith("http") && !urlText.startsWith("https")) showWarning = true;
 351         }
 352
 353         if (showWarning) insecureWarningText.setVisibility(View.VISIBLE);
 354         else insecureWarningText.setVisibility(View.GONE);
 355     }
 356     private void hookClearErrorOnFocusListener(TextView view, TextInputLayout layout) {
 357         view.setOnFocusChangeListener((v, hasFocus) -> {
 358             if (hasFocus) layout.setError(null);
 359         });
 360         view.addTextChangedListener(new TextWatcher() {
 361             @Override
 362             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 363             }
 364             @Override
 365             public void onTextChanged(CharSequence s, int start, int before, int count) {
 366                 layout.setError(null);
 367             }
 368             @Override
 369             public void afterTextChanged(Editable s) {
 370             }
 371         });
 372     }
 373     private boolean checkValidity() {
 374         boolean valid = true;
 375
 376         String val = String.valueOf(profileName.getText());
 377         if (val.trim().isEmpty()) {
 378             valid = false;
 379             profileNameLayout.setError(getResources().getText(R.string.err_profile_name_empty));
 380         }
 381
 382         if (!checkUrlValidity()) valid = false;
 383
 384         if (useAuthentication.isChecked()) {
 385             val = String.valueOf(userName.getText());
 386             if (val.trim().isEmpty()) {
 387                 valid = false;
 388                 userNameLayout
 389                         .setError(getResources().getText(R.string.err_profile_user_name_empty));
 390             }
 391
 392             val = String.valueOf(password.getText());
 393             if (val.trim().isEmpty()) {
 394                 valid = false;
 395                 passwordLayout
 396                         .setError(getResources().getText(R.string.err_profile_password_empty));
 397             }
 398         }
 399
 400         return valid;
 401     }
 402     @Override
 403     public void onHueSelected(int hue) {
 404         huePickerView.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 405         huePickerView.setTag(hue);
 406     }
 407 }