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 = new ArrayList<>(oldList);
 116                 newList.remove(mProfile);
 117                 Data.profiles.setValue(newList);
 118                 if (mProfile.equals(Data.profile.getValue())) {
 119                     debug("profiles", "[fragment] setting current profile to 0");
 120                     Data.setCurrentProfile(newList.get(0));
 121                 }
 122
 123                 final FragmentActivity activity = getActivity();
 124                 if (activity != null) activity.finish();
 125             });
 126             builder.show();
 127             return false;
 128         });
 129         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 130         menuDeleteProfile
 131                 .setVisible((mProfile != null) && (profiles != null) && (profiles.size() > 1));
 132
 133         if (BuildConfig.DEBUG) {
 134             final MenuItem menuWipeProfileData = menu.findItem(R.id.menuWipeData);
 135             menuWipeProfileData.setOnMenuItemClickListener(ignored -> onWipeDataMenuClicked());
 136             menuWipeProfileData.setVisible(mProfile != null);
 137         }
 138     }
 139     private boolean onWipeDataMenuClicked() {
 140         // this is a development option, so no confirmation
 141         mProfile.wipeAllData();
 142         if (mProfile.equals(Data.profile.getValue())) triggerProfileChange();
 143         return true;
 144     }
 145     private void triggerProfileChange() {
 146         int index = Data.getProfileIndex(mProfile);
 147         MobileLedgerProfile newProfile = new MobileLedgerProfile(mProfile);
 148         final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 149         if (profiles == null) throw new AssertionError();
 150         profiles.set(index, newProfile);
 151
 152         ProfilesRecyclerViewAdapter prva = ProfilesRecyclerViewAdapter.getInstance();
 153         if (prva != null) prva.notifyItemChanged(index);
 154
 155         if (mProfile.equals(Data.profile.getValue())) Data.profile.setValue(newProfile);
 156     }
 157     @Override
 158     public void onCreate(Bundle savedInstanceState) {
 159         super.onCreate(savedInstanceState);
 160
 161         if ((getArguments() != null) && getArguments().containsKey(ARG_ITEM_ID)) {
 162             int index = getArguments().getInt(ARG_ITEM_ID, -1);
 163             ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 164             if ((profiles != null) && (index != -1) && (index < profiles.size()))
 165                 mProfile = profiles.get(index);
 166
 167             Activity activity = this.getActivity();
 168             if (activity == null) throw new AssertionError();
 169             CollapsingToolbarLayout appBarLayout = activity.findViewById(R.id.toolbar_layout);
 170             if (appBarLayout != null) {
 171                 if (mProfile != null) appBarLayout.setTitle(mProfile.getName());
 172                 else appBarLayout.setTitle(getResources().getString(R.string.new_profile_title));
 173             }
 174         }
 175     }
 176     @Override
 177     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
 178         super.onActivityCreated(savedInstanceState);
 179         Activity context = getActivity();
 180         if (context == null) return;
 181
 182         FloatingActionButton fab = context.findViewById(R.id.fab);
 183         fab.setOnClickListener(v -> onSaveFabClicked());
 184
 185         profileName.requestFocus();
 186     }
 187     private void onSaveFabClicked() {
 188         if (!checkValidity()) return;
 189
 190         if (mProfile != null) {
 191             updateProfileFromUI();
 192 //                debug("profiles", String.format("Selected item is %d", mProfile.getThemeId()));
 193             mProfile.storeInDB();
 194             debug("profiles", "profile stored in DB");
 195             triggerProfileChange();
 196         }
 197         else {
 198             mProfile = new MobileLedgerProfile();
 199             updateProfileFromUI();
 200             mProfile.storeInDB();
 201             final ArrayList<MobileLedgerProfile> profiles = Data.profiles.getValue();
 202             if (profiles == null) throw new AssertionError();
 203             ArrayList<MobileLedgerProfile> newList = new ArrayList<>(profiles);
 204             newList.add(mProfile);
 205             Data.profiles.setValue(newList);
 206             MobileLedgerProfile.storeProfilesOrder();
 207
 208             // first profile ever?
 209             if (newList.size() == 1) Data.profile.setValue(mProfile);
 210         }
 211
 212         Activity activity = getActivity();
 213         if (activity != null) activity.finish();
 214     }
 215     private void updateProfileFromUI() {
 216         mProfile.setName(profileName.getText());
 217         mProfile.setUrl(url.getText());
 218         mProfile.setPostingPermitted(postingPermitted.isChecked());
 219         mProfile.setPreferredAccountsFilter(preferredAccountsFilter.getText());
 220         mProfile.setAuthEnabled(useAuthentication.isChecked());
 221         mProfile.setAuthUserName(userName.getText());
 222         mProfile.setAuthPassword(password.getText());
 223         mProfile.setThemeId(huePickerView.getTag());
 224     }
 225     @Override
 226     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
 227                              Bundle savedInstanceState) {
 228         View rootView = inflater.inflate(R.layout.profile_detail, container, false);
 229
 230         profileName = rootView.findViewById(R.id.profile_name);
 231         profileNameLayout = rootView.findViewById(R.id.profile_name_layout);
 232         url = rootView.findViewById(R.id.url);
 233         urlLayout = rootView.findViewById(R.id.url_layout);
 234         postingPermitted = rootView.findViewById(R.id.profile_permit_posting);
 235         authParams = rootView.findViewById(R.id.auth_params);
 236         useAuthentication = rootView.findViewById(R.id.enable_http_auth);
 237         userName = rootView.findViewById(R.id.auth_user_name);
 238         userNameLayout = rootView.findViewById(R.id.auth_user_name_layout);
 239         password = rootView.findViewById(R.id.password);
 240         passwordLayout = rootView.findViewById(R.id.password_layout);
 241         huePickerView = rootView.findViewById(R.id.btn_pick_ring_color);
 242         preferredAccountsFilter = rootView.findViewById(R.id.preferred_accounts_filter_filter);
 243         preferredAccountsFilterLayout =
 244                 rootView.findViewById(R.id.preferred_accounts_accounts_filter_layout);
 245         insecureWarningText = rootView.findViewById(R.id.insecure_scheme_text);
 246
 247         useAuthentication.setOnCheckedChangeListener((buttonView, isChecked) -> {
 248             debug("profiles", isChecked ? "auth enabled " : "auth disabled");
 249             authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 250             if (isChecked) userName.requestFocus();
 251             checkInsecureSchemeWithAuth();
 252         });
 253
 254         postingPermitted.setOnCheckedChangeListener(
 255                 ((buttonView, isChecked) -> preferredAccountsFilterLayout
 256                         .setVisibility(isChecked ? View.VISIBLE : View.GONE)));
 257
 258         hookClearErrorOnFocusListener(profileName, profileNameLayout);
 259         hookClearErrorOnFocusListener(url, urlLayout);
 260         hookClearErrorOnFocusListener(userName, userNameLayout);
 261         hookClearErrorOnFocusListener(password, passwordLayout);
 262
 263         int profileThemeId;
 264         if (mProfile != null) {
 265             profileName.setText(mProfile.getName());
 266             postingPermitted.setChecked(mProfile.isPostingPermitted());
 267             url.setText(mProfile.getUrl());
 268             useAuthentication.setChecked(mProfile.isAuthEnabled());
 269             authParams.setVisibility(mProfile.isAuthEnabled() ? View.VISIBLE : View.GONE);
 270             userName.setText(mProfile.isAuthEnabled() ? mProfile.getAuthUserName() : "");
 271             password.setText(mProfile.isAuthEnabled() ? mProfile.getAuthPassword() : "");
 272             preferredAccountsFilter.setText(mProfile.getPreferredAccountsFilter());
 273             profileThemeId = mProfile.getThemeId();
 274         }
 275         else {
 276             profileName.setText("");
 277             url.setText("https://");
 278             postingPermitted.setChecked(true);
 279             useAuthentication.setChecked(false);
 280             authParams.setVisibility(View.GONE);
 281             userName.setText("");
 282             password.setText("");
 283             preferredAccountsFilter.setText(null);
 284             profileThemeId = -1;
 285         }
 286
 287         checkInsecureSchemeWithAuth();
 288
 289         url.addTextChangedListener(new TextWatcher() {
 290             @Override
 291             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 292
 293             }
 294             @Override
 295             public void onTextChanged(CharSequence s, int start, int before, int count) {
 296
 297             }
 298             @Override
 299             public void afterTextChanged(Editable s) {
 300                 checkInsecureSchemeWithAuth();
 301             }
 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 boolean checkUrlValidity() {
 319         boolean valid = true;
 320
 321         String val = String.valueOf(url.getText()).trim();
 322         if (val.isEmpty()) {
 323             valid = false;
 324             urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
 325         }
 326         try {
 327             URL url = new URL(val);
 328             String host = url.getHost();
 329             if (host == null || host.isEmpty()) throw new MalformedURLException("Missing host");
 330             String protocol = url.getProtocol().toUpperCase();
 331             if (!protocol.equals("HTTP") && !protocol.equals("HTTPS")) {
 332                 valid = false;
 333                 urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 334             }
 335         }
 336         catch (MalformedURLException e) {
 337             valid = false;
 338             urlLayout.setError(getResources().getText(R.string.err_invalid_url));
 339         }
 340
 341         return valid;
 342     }
 343     private void checkInsecureSchemeWithAuth() {
 344         boolean showWarning = false;
 345
 346         if (useAuthentication.isChecked()) {
 347             String urlText = url.getText().toString();
 348             if (urlText.startsWith("http") && !urlText.startsWith("https")) showWarning = true;
 349         }
 350
 351         if (showWarning) insecureWarningText.setVisibility(View.VISIBLE);
 352         else insecureWarningText.setVisibility(View.GONE);
 353     }
 354     private void hookClearErrorOnFocusListener(TextView view, TextInputLayout layout) {
 355         view.setOnFocusChangeListener((v, hasFocus) -> {
 356             if (hasFocus) layout.setError(null);
 357         });
 358         view.addTextChangedListener(new TextWatcher() {
 359             @Override
 360             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 361             }
 362             @Override
 363             public void onTextChanged(CharSequence s, int start, int before, int count) {
 364                 layout.setError(null);
 365             }
 366             @Override
 367             public void afterTextChanged(Editable s) {
 368             }
 369         });
 370     }
 371     private boolean checkValidity() {
 372         boolean valid = true;
 373
 374         String val = String.valueOf(profileName.getText());
 375         if (val.trim().isEmpty()) {
 376             valid = false;
 377             profileNameLayout.setError(getResources().getText(R.string.err_profile_name_empty));
 378         }
 379
 380         if (!checkUrlValidity()) valid = false;
 381
 382         if (useAuthentication.isChecked()) {
 383             val = String.valueOf(userName.getText());
 384             if (val.trim().isEmpty()) {
 385                 valid = false;
 386                 userNameLayout
 387                         .setError(getResources().getText(R.string.err_profile_user_name_empty));
 388             }
 389
 390             val = String.valueOf(password.getText());
 391             if (val.trim().isEmpty()) {
 392                 valid = false;
 393                 passwordLayout
 394                         .setError(getResources().getText(R.string.err_profile_password_empty));
 395             }
 396         }
 397
 398         return valid;
 399     }
 400     @Override
 401     public void onHueSelected(int hue) {
 402         huePickerView.setBackgroundColor(Colors.getPrimaryColorForHue(hue));
 403         huePickerView.setTag(hue);
 404     }
 405 }