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.content.Context;
  22 import android.graphics.drawable.ColorDrawable;
  23 import android.os.Bundle;
  24 import android.text.Editable;
  25 import android.text.TextWatcher;
  26 import android.util.Log;
  27 import android.view.LayoutInflater;
  28 import android.view.Menu;
  29 import android.view.MenuInflater;
  30 import android.view.MenuItem;
  31 import android.view.View;
  32 import android.view.ViewGroup;
  33 import android.widget.AdapterView;
  34 import android.widget.ArrayAdapter;
  35 import android.widget.LinearLayout;
  36 import android.widget.Spinner;
  37 import android.widget.Switch;
  38 import android.widget.TextView;
  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.R;
  45 import net.ktnx.mobileledger.model.Data;
  46 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  47 import net.ktnx.mobileledger.ui.activity.ProfileDetailActivity;
  48 import net.ktnx.mobileledger.utils.Colors;
  49
  50 import java.util.List;
  51
  52 import androidx.annotation.ColorInt;
  53 import androidx.annotation.NonNull;
  54 import androidx.annotation.Nullable;
  55 import androidx.fragment.app.Fragment;
  56
  57 /**
  58  * A fragment representing a single Profile detail screen.
  59  *  a {@link ProfileDetailActivity}
  60  * on handsets.
  61  */
  62 public class ProfileDetailFragment extends Fragment {
  63     /**
  64      * The fragment argument representing the item ID that this fragment
  65      * represents.
  66      */
  67     public static final String ARG_ITEM_ID = "item_id";
  68
  69     /**
  70      * The dummy content this fragment is presenting.
  71      */
  72     private MobileLedgerProfile mProfile;
  73     private TextView url;
  74     private Switch postingPermitted;
  75     private TextInputLayout urlLayout;
  76     private LinearLayout authParams;
  77     private Switch useAuthentication;
  78     private TextView userName;
  79     private TextInputLayout userNameLayout;
  80     private TextView password;
  81     private TextInputLayout passwordLayout;
  82     private TextView profileName;
  83     private TextInputLayout profileNameLayout;
  84     private FloatingActionButton fab;
  85     private Spinner colorSpinner;
  86
  87     /**
  88      * Mandatory empty constructor for the fragment manager to instantiate the
  89      * fragment (e.g. upon screen orientation changes).
  90      */
  91     public ProfileDetailFragment() {
  92     }
  93     @Override
  94     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
  95         Log.d("profiles", "[fragment] Creating profile details options menu");
  96         super.onCreateOptionsMenu(menu, inflater);
  97         inflater.inflate(R.menu.profile_details, menu);
  98         final MenuItem menuDeleteProfile = menu.findItem(R.id.menuDelete);
  99         menuDeleteProfile.setOnMenuItemClickListener(item -> {
 100             Log.d("profiles", String.format("[fragment] removing profile %s", mProfile.getUuid()));
 101             mProfile.removeFromDB();
 102             Data.profiles.remove(mProfile);
 103             if (Data.profile.get().equals(mProfile)) {
 104                 Log.d("profiles", "[fragment] setting current profile to 0");
 105                 Data.setCurrentProfile(Data.profiles.get(0));
 106             }
 107             return false;
 108         });
 109         menuDeleteProfile.setVisible((mProfile != null) && (Data.profiles.size() > 1));
 110     }
 111     @Override
 112     public void onCreate(Bundle savedInstanceState) {
 113         super.onCreate(savedInstanceState);
 114
 115         if ((getArguments() != null) && getArguments().containsKey(ARG_ITEM_ID)) {
 116             int index = getArguments().getInt(ARG_ITEM_ID, -1);
 117             if (index != -1) mProfile = Data.profiles.get(index);
 118
 119             Activity activity = this.getActivity();
 120             if (activity == null) throw new AssertionError();
 121             CollapsingToolbarLayout appBarLayout = activity.findViewById(R.id.toolbar_layout);
 122             if (appBarLayout != null) {
 123                 if (mProfile != null) appBarLayout.setTitle(mProfile.getName());
 124                 else appBarLayout.setTitle(getResources().getString(R.string.new_profile_title));
 125             }
 126         }
 127     }
 128     @Override
 129     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
 130         super.onActivityCreated(savedInstanceState);
 131         Activity context = getActivity();
 132         if (context == null) return;
 133
 134         fab = context.findViewById(R.id.fab);
 135         fab.setOnClickListener(v -> {
 136             if (!checkValidity()) return;
 137
 138             if (mProfile != null) {
 139                 mProfile.setName(profileName.getText());
 140                 mProfile.setUrl(url.getText());
 141                 mProfile.setPostingPermitted(postingPermitted.isChecked());
 142                 mProfile.setAuthEnabled(useAuthentication.isChecked());
 143                 mProfile.setAuthUserName(userName.getText());
 144                 mProfile.setAuthPassword(password.getText());
 145                 mProfile.setThemeId(colorSpinner.getSelectedItem());
 146 //                Log.d("profiles", String.format("Selected item is %d", mProfile.getThemeId()));
 147                 mProfile.storeInDB();
 148                 Log.d("profiles", "profile stored in DB");
 149                 Data.profiles.triggerItemChangedNotification(mProfile);
 150
 151
 152                 if (mProfile.getUuid().equals(Data.profile.get().getUuid())) {
 153                     // dummy update to notify the observers of the possibly new name/URL
 154                     Data.profile.set(mProfile);
 155                 }
 156             }
 157             else {
 158                 mProfile =
 159                         new MobileLedgerProfile(profileName.getText(), postingPermitted.isChecked(),
 160                                 url.getText(), useAuthentication.isChecked(), userName.getText(),
 161                                 password.getText(),
 162                                 Integer.valueOf((String) colorSpinner.getSelectedItem()));
 163                 mProfile.storeInDB();
 164                 Data.profiles.add(mProfile);
 165                 MobileLedgerProfile.storeProfilesOrder();
 166
 167                 // first profile ever?
 168                 if (Data.profiles.getList().size() == 1) Data.profile.set(mProfile);
 169             }
 170
 171             Activity activity = getActivity();
 172             if (activity != null) activity.finish();
 173         });
 174
 175         profileName.requestFocus();
 176     }
 177     @Override
 178     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
 179                              Bundle savedInstanceState) {
 180         View rootView = inflater.inflate(R.layout.profile_detail, container, false);
 181
 182         profileName = rootView.findViewById(R.id.profile_name);
 183         profileNameLayout = rootView.findViewById(R.id.profile_name_layout);
 184         url = rootView.findViewById(R.id.url);
 185         urlLayout = rootView.findViewById(R.id.url_layout);
 186         postingPermitted = rootView.findViewById(R.id.profile_permit_posting);
 187         authParams = rootView.findViewById(R.id.auth_params);
 188         useAuthentication = rootView.findViewById(R.id.enable_http_auth);
 189         userName = rootView.findViewById(R.id.auth_user_name);
 190         userNameLayout = rootView.findViewById(R.id.auth_user_name_layout);
 191         password = rootView.findViewById(R.id.password);
 192         passwordLayout = rootView.findViewById(R.id.password_layout);
 193         colorSpinner = rootView.findViewById(R.id.colorSpinner);
 194
 195         ColorListAdapter adapter =
 196                 new ColorListAdapter(rootView.getContext(), R.layout.color_selector_item);
 197         adapter.add(-1);
 198         for (int i = 0; i < 360; i += 15) adapter.add(i);
 199         Log.d("profiles", String.format("color count: %s", adapter.getCount()));
 200 //        adapter.setDropDownViewResource(R.layout.color_selector_item);
 201         colorSpinner.setAdapter(adapter);
 202         colorSpinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
 203             @Override
 204             public void onNothingSelected(AdapterView<?> parent) {
 205
 206             }
 207             @Override
 208             public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
 209                 final int primaryColor;
 210                 final int degrees = (Integer) parent.getAdapter().getItem(position);
 211                 if (degrees < 0) {
 212                     primaryColor = Colors.getPrimaryColorForHue(Colors.DEFAULT_HUE_DEG);
 213                 }
 214                 else primaryColor = Colors.getPrimaryColorForHue(degrees);
 215
 216                 if (colorSpinner != null) {
 217                     colorSpinner.setBackgroundColor(primaryColor);
 218 //                    for (int i = 0; i < colorSpinner.getChildCount(); i++) {
 219 //                        View v = colorSpinner.getChildAt(i);
 220 //
 221 //                        if (v instanceof TextView) {
 222 //                            ((TextView) v).setTextColor(Color.TRANSPARENT);
 223 //                        }
 224 //                    }
 225                 }
 226             }
 227         });
 228
 229         useAuthentication.setOnCheckedChangeListener((buttonView, isChecked) -> {
 230             Log.d("profiles", isChecked ? "auth enabled " : "auth disabled");
 231             authParams.setVisibility(isChecked ? View.VISIBLE : View.GONE);
 232             if (isChecked) userName.requestFocus();
 233         });
 234
 235         hookClearErrorOnFocusListener(profileName, profileNameLayout);
 236         hookClearErrorOnFocusListener(url, urlLayout);
 237         hookClearErrorOnFocusListener(userName, userNameLayout);
 238         hookClearErrorOnFocusListener(password, passwordLayout);
 239
 240         if (mProfile != null) {
 241             profileName.setText(mProfile.getName());
 242             postingPermitted.setChecked(mProfile.isPostingPermitted());
 243             url.setText(mProfile.getUrl());
 244             useAuthentication.setChecked(mProfile.isAuthEnabled());
 245             authParams.setVisibility(mProfile.isAuthEnabled() ? View.VISIBLE : View.GONE);
 246             userName.setText(mProfile.isAuthEnabled() ? mProfile.getAuthUserName() : "");
 247             password.setText(mProfile.isAuthEnabled() ? mProfile.getAuthPassword() : "");
 248
 249             colorSpinner.setSelection(0);
 250             int i = 0;
 251             int sought = mProfile.getThemeId();
 252 //            Log.d("profiles", String.format("Looking for %d",sought));
 253             while (i < adapter.getCount()) {
 254                 int item = Integer.valueOf(String.valueOf(adapter.getItem(i)));
 255 //                Log.d("profiles", String.format("Item %d is %d", i, item));
 256                 if (item == sought) {
 257                     colorSpinner.setSelection(i);
 258                     break;
 259                 }
 260
 261                 i++;
 262             }
 263         }
 264         else {
 265             profileName.setText("");
 266             url.setText("");
 267             postingPermitted.setChecked(true);
 268             useAuthentication.setChecked(false);
 269             authParams.setVisibility(View.GONE);
 270             userName.setText("");
 271             password.setText("");
 272             colorSpinner.setSelection(0);
 273         }
 274
 275         return rootView;
 276     }
 277     private void hookClearErrorOnFocusListener(TextView view, TextInputLayout layout) {
 278         view.setOnFocusChangeListener((v, hasFocus) -> {
 279             if (hasFocus) layout.setError(null);
 280         });
 281         view.addTextChangedListener(new TextWatcher() {
 282             @Override
 283             public void beforeTextChanged(CharSequence s, int start, int count, int after) {
 284             }
 285             @Override
 286             public void onTextChanged(CharSequence s, int start, int before, int count) {
 287                 layout.setError(null);
 288             }
 289             @Override
 290             public void afterTextChanged(Editable s) {
 291             }
 292         });
 293     }
 294     boolean checkValidity() {
 295         boolean valid = true;
 296
 297         String val = String.valueOf(profileName.getText());
 298         if (val.trim().isEmpty()) {
 299             valid = false;
 300             profileNameLayout.setError(getResources().getText(R.string.err_profile_name_empty));
 301         }
 302
 303         val = String.valueOf(url.getText());
 304         if (val.trim().isEmpty()) {
 305             valid = false;
 306             urlLayout.setError(getResources().getText(R.string.err_profile_url_empty));
 307         }
 308         if (useAuthentication.isChecked()) {
 309             val = String.valueOf(userName.getText());
 310             if (val.trim().isEmpty()) {
 311                 valid = false;
 312                 userNameLayout
 313                         .setError(getResources().getText(R.string.err_profile_user_name_empty));
 314             }
 315
 316             val = String.valueOf(password.getText());
 317             if (val.trim().isEmpty()) {
 318                 valid = false;
 319                 passwordLayout
 320                         .setError(getResources().getText(R.string.err_profile_password_empty));
 321             }
 322         }
 323
 324         return valid;
 325     }
 326     private class ColorListAdapter extends ArrayAdapter<Integer> {
 327         public ColorListAdapter(@NonNull Context context, int resource) {
 328             super(context, resource);
 329         }
 330         public ColorListAdapter(@NonNull Context context, int resource, int textViewResourceId) {
 331             super(context, resource, textViewResourceId);
 332         }
 333         public ColorListAdapter(@NonNull Context context, int resource,
 334                                 @NonNull Integer[] objects) {
 335             super(context, resource, objects);
 336         }
 337         public ColorListAdapter(@NonNull Context context, int resource, int textViewResourceId,
 338                                 @NonNull Integer[] objects) {
 339             super(context, resource, textViewResourceId, objects);
 340         }
 341         public ColorListAdapter(@NonNull Context context, int resource,
 342                                 @NonNull List<Integer> objects) {
 343             super(context, resource, objects);
 344         }
 345         public ColorListAdapter(@NonNull Context context, int resource, int textViewResourceId,
 346                                 @NonNull List<Integer> objects) {
 347             super(context, resource, textViewResourceId, objects);
 348         }
 349         @Override
 350         public @NonNull
 351         View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
 352             Integer hueDeg = getItem(position);
 353             int hue = ((hueDeg == null) || (hueDeg == -1)) ? Colors.DEFAULT_HUE_DEG : hueDeg;
 354             @ColorInt int primaryColor = Colors.getPrimaryColorForHue(hue);
 355
 356             View view = convertView;
 357             if (convertView == null) {
 358                 view = getLayoutInflater().inflate(R.layout.color_selector_item, null);
 359             }
 360
 361             view.setBackground(new ColorDrawable(primaryColor));
 362             return view;
 363         }
 364     }
 365 }