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

   1 /*
   2  * Copyright © 2019 Damyan Ivanov.
   3  * This file is part of Mobile-Ledger.
   4  * Mobile-Ledger 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  * Mobile-Ledger 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 Mobile-Ledger. 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.os.Bundle;
  22 import android.support.annotation.NonNull;
  23 import android.support.annotation.Nullable;
  24 import android.support.design.widget.CollapsingToolbarLayout;
  25 import android.support.design.widget.FloatingActionButton;
  26 import android.support.design.widget.TextInputLayout;
  27 import android.support.v4.app.Fragment;
  28 import android.text.Editable;
  29 import android.text.TextWatcher;
  30 import android.util.Log;
  31 import android.view.LayoutInflater;
  32 import android.view.Menu;
  33 import android.view.MenuInflater;
  34 import android.view.MenuItem;
  35 import android.view.View;
  36 import android.view.ViewGroup;
  37 import android.widget.LinearLayout;
  38 import android.widget.Switch;
  39 import android.widget.TextView;
  40
  41 import net.ktnx.mobileledger.R;
  42 import net.ktnx.mobileledger.model.Data;
  43 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  44 import net.ktnx.mobileledger.ui.activity.ProfileListActivity;
  45
  46 /**
  47  * A fragment representing a single Profile detail screen.
  48  * This fragment is either contained in a {@link ProfileListActivity}
  49  * in two-pane mode (on tablets) or a {@link ProfileDetailActivity}
  50  * on handsets.
  51  */
  52 public class ProfileDetailFragment extends Fragment {
  53     /**
  54      * The fragment argument representing the item ID that this fragment
  55      * represents.
  56      */
  57     public static final String ARG_ITEM_ID = "item_id";
  58
  59     /**
  60      * The dummy content this fragment is presenting.
  61      */
  62     private MobileLedgerProfile mProfile;
  63     private TextView url;
  64     private Switch postingPermitted;
  65     private TextInputLayout urlLayout;
  66     private LinearLayout authParams;
  67     private Switch useAuthentication;
  68     private TextView userName;
  69     private TextInputLayout userNameLayout;
  70     private TextView password;
  71     private TextInputLayout passwordLayout;
  72     private TextView profileName;
  73     private TextInputLayout profileNameLayout;
  74     private FloatingActionButton fab;
  75
  76     /**
  77      * Mandatory empty constructor for the fragment manager to instantiate the
  78      * fragment (e.g. upon screen orientation changes).
  79      */
  80     public ProfileDetailFragment() {
  81     }
  82     @Override
  83     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
  84         Log.d("profiles", "[fragment] Creating profile details options menu");
  85         super.onCreateOptionsMenu(menu, inflater);
  86         inflater.inflate(R.menu.profile_details, menu);
  87         final MenuItem menuDeleteProfile = menu.findItem(R.id.menuDelete);
  88         menuDeleteProfile.setOnMenuItemClickListener(item -> {
  89             Log.d("profiles", String.format("[fragment] removing profile %s", mProfile.getUuid()));
  90             mProfile.removeFromDB();
  91             Data.profiles.remove(mProfile);
  92             if (Data.profile.get().equals(mProfile)) {
  93                 Log.d("profiles", "[fragment] setting current profile to 0");
  94                 Data.setCurrentProfile(Data.profiles.get(0));
  95             }
  96             return false;
  97         });
  98         menuDeleteProfile.setVisible((mProfile != null) && (Data.profiles.size() > 1));
  99     }
 100     @Override
 101     public void onCreate(Bundle savedInstanceState) {
 102         super.onCreate(savedInstanceState);
 103
 104         if ((getArguments() != null) && getArguments().containsKey(ARG_ITEM_ID)) {
 105             int index = getArguments().getInt(ARG_ITEM_ID, -1);
 106             if (index != -1) mProfile = Data.profiles.get(index);
 107
 108             Activity activity = this.getActivity();
 109             if (activity == null) throw new AssertionError();
 110             CollapsingToolbarLayout appBarLayout = activity.findViewById(R.id.toolbar_layout);
 111             if (appBarLayout != null) {
 112                 if (mProfile != null) appBarLayout.setTitle(mProfile.getName());
 113                 else appBarLayout.setTitle(getResources().getString(R.string.new_profile_title));
 114             }
 115         }
 116     }
 117     @Override
 118     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
 119         super.onActivityCreated(savedInstanceState);
 120         Activity context = getActivity();
 121         if (context == null) return;
 122
 123         fab = context.findViewById(R.id.fab);
 124         fab.setOnClickListener(v -> {
 125             if (!checkValidity()) return;
 126
 127             if (mProfile != null) {
 128                 mProfile.setName(profileName.getText());
 129                 mProfile.setUrl(url.getText());
 130                 mProfile.setAuthEnabled(useAuthentication.isChecked());
 131                 mProfile.setAuthUserName(userName.getText());
 132                 mProfile.setAuthPassword(password.getText());
 133                 mProfile.storeInDB();
 134                 Log.d("profiles", "profile stored in DB");
 135                 Data.profiles.triggerItemChangedNotification(mProfile);
 136
 137
 138                 if (mProfile.getUuid().equals(Data.profile.get().getUuid())) {
 139                     // dummy update to notify the observers of the possibly new name/URL
 140                     Data.profile.set(mProfile);
 141                 }
 142             }
 143             else {
 144                 mProfile = new MobileLedgerProfile(profileName.getText(), postingPermitted.isChecked(),
 145                         url.getText(), useAuthentication.isChecked(), userName.getText(),
 146                         password.getText());
 147                 mProfile.storeInDB();
 148                 Data.profiles.add(mProfile);
 149                 MobileLedgerProfile.storeProfilesOrder();
 150
 151                 // first profile ever?
 152                 if (Data.profiles.getList().size() == 1) Data.profile.set(mProfile);
 153             }
 154
 155             Activity activity = getActivity();
 156             if (activity != null) activity.finish();
 157         });
 158
 159         profileName.requestFocus();
 160     }
 161     @Override
 162     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
 163                              Bundle savedInstanceState) {
 164         View rootView = inflater.inflate(R.layout.profile_detail, container, false);
 165
 166         profileName = rootView.findViewById(R.id.profile_name);
 167         profileNameLayout = rootView.findViewById(R.id.profile_name_layout);
 168         url = rootView.findViewById(R.id.url);
 169         urlLayout = rootView.findViewById(R.id.url_layout);
 170         postingPermitted = rootView.findViewById(R.id.profile_permit_posting);
 171         authParams = rootView.findViewById(R.id.auth_params);
 172         useAuthentication = rootView.findViewById(R.id.enable_http_auth);
 173         userName = rootView.findViewById(R.id.auth_user_name);
 174         userNameLayout = rootView.findViewById(R.id.auth_user_name_layout);
 175         password = rootView.findViewById(R.id.password);
 176         passwordLayout = rootView.findViewById(R.id.password_layout);
 177
 178         useAuthentication.setOnCheckedChangeListener((buttonView, isChecked) -> {
 179             Log.d("profiles", isChecked ? "auth enabled " : "auth disabled");
 180             authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 181             if (isChecked) userName.requestFocus();
 182         });
 183
 184         hookClearErrorOnFocusListener(profileName, profileNameLayout);
 185         hookClearErrorOnFocusListener(url, urlLayout);
 186         hookClearErrorOnFocusListener(userName, userNameLayout);
 187         hookClearErrorOnFocusListener(password, passwordLayout);
 188
 189         if (mProfile != null) {
 190             profileName.setText(mProfile.getName());
 191             postingPermitted.setChecked(mProfile.isPostingPermitted());
 192             url.setText(mProfile.getUrl());
 193             useAuthentication.setChecked(mProfile.isAuthEnabled());
 194             authParams.setVisibility(mProfile.isAuthEnabled() ? View.VISIBLE : View.GONE);
 195             userName.setText(mProfile.isAuthEnabled() ? mProfile.getAuthUserName() : "");
 196             password.setText(mProfile.isAuthEnabled() ? mProfile.getAuthPassword() : "");
 197         }
 198         else {
 199             profileName.setText("");
 200             url.setText("");
 201             postingPermitted.setChecked(true);
 202             useAuthentication.setChecked(false);
 203             authParams.setVisibility(View.GONE);
 204             userName.setText("");
 205             password.setText("");
 206         }
 207
 208         return rootView;
 209     }
 210     private void hookClearErrorOnFocusListener(TextView view, TextInputLayout layout) {
 211         view.setOnFocusChangeListener((v, hasFocus) -> {
 212             if (hasFocus) layout.setError(null);
 213         });
 214         view.addTextChangedListener(new TextWatcher() {
 215             @Override
 216             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 217             }
 218             @Override
 219             public void onTextChanged(CharSequence s, int start, int before, int count) {
 220                 layout.setError(null);
 221             }
 222             @Override
 223             public void afterTextChanged(Editable s) {
 224             }
 225         });
 226     }
 227     boolean checkValidity() {
 228         boolean valid = true;
 229
 230         String val = String.valueOf(profileName.getText());
 231         if (val.trim().isEmpty()) {
 232             valid = false;
 233             profileNameLayout.setError(getResources().getText(R.string.err_profile_name_empty));
 234         }
 235
 236         val = String.valueOf(url.getText());
 237         if (val.trim().isEmpty()) {
 238             valid = false;
 239             urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
 240         }
 241         if (useAuthentication.isChecked()) {
 242             val = String.valueOf(userName.getText());
 243             if (val.trim().isEmpty()) {
 244                 valid = false;
 245                 userNameLayout
 246                         .setError(getResources().getText(R.string.err_profile_user_name_empty));
 247             }
 248
 249             val = String.valueOf(password.getText());
 250             if (val.trim().isEmpty()) {
 251                 valid = false;
 252                 passwordLayout
 253                         .setError(getResources().getText(R.string.err_profile_password_empty));
 254             }
 255         }
 256
 257         return valid;
 258     }
 259 }