app/src/main/java/net/ktnx/mobileledger/ui/activity/ProfileListActivity.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.activity;
  19
  20 import android.content.Context;
  21 import android.content.Intent;
  22 import android.os.Bundle;
  23 import android.support.annotation.NonNull;
  24 import android.support.v7.app.ActionBar;
  25 import android.support.v7.widget.DividerItemDecoration;
  26 import android.support.v7.widget.RecyclerView;
  27 import android.support.v7.widget.Toolbar;
  28 import android.support.v7.widget.helper.ItemTouchHelper;
  29 import android.util.Log;
  30 import android.view.LayoutInflater;
  31 import android.view.Menu;
  32 import android.view.View;
  33 import android.view.ViewGroup;
  34 import android.widget.RadioButton;
  35 import android.widget.TextView;
  36
  37 import net.ktnx.mobileledger.R;
  38 import net.ktnx.mobileledger.model.Data;
  39 import net.ktnx.mobileledger.model.MobileLedgerProfile;
  40 import net.ktnx.mobileledger.ui.profiles.ProfileDetailActivity;
  41 import net.ktnx.mobileledger.ui.profiles.ProfileDetailFragment;
  42
  43 import java.util.Collections;
  44
  45 /**
  46  * An activity representing a list of Profiles. This activity
  47  * has different presentations for handset and tablet-size devices. On
  48  * handsets, the activity presents a list of items, which when touched,
  49  * lead to a {@link ProfileDetailActivity} representing
  50  * item details. On tablets, the activity presents the list of items and
  51  * item details side-by-side using two vertical panes.
  52  */
  53 public class ProfileListActivity extends CrashReportingActivity {
  54
  55     public static final String ARG_ACTION = "action";
  56     public static final String ARG_PROFILE_INDEX = "profile_index";
  57     public static final int PROFILE_INDEX_NONE = -1;
  58     public static final int ACTION_EDIT_PROFILE = 1;
  59     public static final int ACTION_INVALID = -1;
  60     /**
  61      * Whether or not the activity is in two-pane mode, i.e. running on a tablet
  62      * device.
  63      */
  64     private boolean mTwoPane;
  65     private RecyclerView recyclerView;
  66
  67     @Override
  68     public boolean onSupportNavigateUp() {
  69         onBackPressed();
  70         return super.onSupportNavigateUp();
  71     }
  72     @Override
  73     protected void onCreate(Bundle savedInstanceState) {
  74         super.onCreate(savedInstanceState);
  75         setContentView(R.layout.activity_profile_list);
  76
  77         Toolbar toolbar = findViewById(R.id.toolbar);
  78         setSupportActionBar(toolbar);
  79         toolbar.setTitle(getTitle());
  80         final ActionBar supportActionBar = getSupportActionBar();
  81         if (supportActionBar != null) {
  82             supportActionBar.setDisplayHomeAsUpEnabled(true);
  83             supportActionBar.setDisplayShowHomeEnabled(true);
  84         }
  85
  86         recyclerView = findViewById(R.id.profile_list);
  87         if (recyclerView == null) throw new AssertionError();
  88         setupRecyclerView(recyclerView);
  89
  90         if (findViewById(R.id.profile_detail_container) != null) {
  91             // The detail container view will be present only in the
  92             // large-screen layouts (res/values-w900dp).
  93             // If this view is present, then the
  94             // activity should be in two-pane mode.
  95             mTwoPane = true;
  96         }
  97
  98         int action = getIntent().getIntExtra(ARG_ACTION, ACTION_INVALID);
  99         if (action == ACTION_EDIT_PROFILE) {
 100             Log.d("profiles", "got edit profile action");
 101             int index = getIntent().getIntExtra(ARG_PROFILE_INDEX, PROFILE_INDEX_NONE);
 102
 103             MobileLedgerProfile profile = (index >= 0) ? Data.profiles.get(index) : null;
 104             ProfilesRecyclerViewAdapter adapter = (ProfilesRecyclerViewAdapter) recyclerView.getAdapter();
 105             if (adapter != null) {
 106                 adapter.editProfile(recyclerView, profile);
 107
 108                 // if invoked from the initial screen, get out so that when the new profile
 109                 // activity finishes the user i navigated to the main activity
 110                 if ((profile == null) && Data.profiles.getList().isEmpty()) finish();
 111             }
 112         }
 113     }
 114     void launchNewProfileActivity() {
 115         ProfilesRecyclerViewAdapter adapter =
 116                 (ProfilesRecyclerViewAdapter) recyclerView.getAdapter();
 117         if (adapter != null) adapter.editProfile(recyclerView, null);
 118     }
 119     private void setupRecyclerView(@NonNull RecyclerView recyclerView) {
 120         final ProfilesRecyclerViewAdapter adapter = new ProfilesRecyclerViewAdapter(this, mTwoPane);
 121         recyclerView.setAdapter(adapter);
 122         ItemTouchHelper.Callback cb = new ItemTouchHelper.Callback() {
 123             @Override
 124             public int getMovementFlags(@NonNull RecyclerView recyclerView,
 125                                         @NonNull RecyclerView.ViewHolder viewHolder) {
 126                 return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
 127             }
 128             @Override
 129             public boolean onMove(@NonNull RecyclerView recyclerView,
 130                                   @NonNull RecyclerView.ViewHolder viewHolder,
 131                                   @NonNull RecyclerView.ViewHolder target) {
 132                 Collections.swap(Data.profiles.getList(), viewHolder.getAdapterPosition(),
 133                         target.getAdapterPosition());
 134                 MobileLedgerProfile.storeProfilesOrder();
 135                 adapter.notifyItemMoved(viewHolder.getAdapterPosition(),
 136                         target.getAdapterPosition());
 137                 return true;
 138             }
 139             @Override
 140             public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
 141
 142             }
 143         };
 144         new ItemTouchHelper(cb).attachToRecyclerView(recyclerView);
 145         recyclerView.addItemDecoration(new DividerItemDecoration(recyclerView.getContext(),
 146                 DividerItemDecoration.VERTICAL));
 147     }
 148     @Override
 149     public boolean onCreateOptionsMenu(Menu menu) {
 150         getMenuInflater().inflate(R.menu.profile_list, menu);
 151         menu.findItem(R.id.menu_add_profile).setOnMenuItemClickListener(item -> {
 152             launchNewProfileActivity();
 153             return true;
 154         });
 155         return super.onCreateOptionsMenu(menu);
 156     }
 157     public static class ProfilesRecyclerViewAdapter
 158             extends RecyclerView.Adapter<ProfilesRecyclerViewAdapter.ProfileListViewHolder> {
 159
 160         private final ProfileListActivity mParentActivity;
 161         private final boolean mTwoPane;
 162         private final View.OnClickListener mOnClickListener = view -> {
 163             MobileLedgerProfile profile = (MobileLedgerProfile) ((View) view.getParent()).getTag();
 164             editProfile(view, profile);
 165         };
 166         ProfilesRecyclerViewAdapter(ProfileListActivity parent, boolean twoPane) {
 167             mParentActivity = parent;
 168             mTwoPane = twoPane;
 169             Data.profiles.addObserver((o, arg) -> {
 170                 Log.d("profiles", "profile list changed");
 171                 if (arg == null) notifyDataSetChanged();
 172                 else notifyItemChanged((int) arg);
 173             });
 174         }
 175         private void editProfile(View view, MobileLedgerProfile profile) {
 176             int index = Data.profiles.indexOf(profile);
 177             if (mTwoPane) {
 178                 Bundle arguments = new Bundle();
 179                 arguments.putInt(ProfileDetailFragment.ARG_ITEM_ID, index);
 180                 ProfileDetailFragment fragment = new ProfileDetailFragment();
 181                 fragment.setArguments(arguments);
 182                 mParentActivity.getSupportFragmentManager().beginTransaction()
 183                         .replace(R.id.profile_detail_container, fragment).commit();
 184             }
 185             else {
 186                 Context context = view.getContext();
 187                 Intent intent = new Intent(context, ProfileDetailActivity.class);
 188                 intent.addFlags(Intent.FLAG_ACTIVITY_NO_USER_ACTION);
 189                 if (index != -1) intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 190
 191                 context.startActivity(intent);
 192             }
 193         }
 194         @NonNull
 195         @Override
 196         public ProfileListViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 197             View view = LayoutInflater.from(parent.getContext())
 198                     .inflate(R.layout.profile_list_content, parent, false);
 199             ProfileListViewHolder holder = new ProfileListViewHolder(view);
 200
 201             holder.mRadioView.setOnCheckedChangeListener((buttonView, isChecked) -> {
 202                 if (!isChecked) return;
 203                 Log.d("profiles",
 204                         String.format("Item %d got checked", holder.getAdapterPosition()));
 205                 MobileLedgerProfile profile = (MobileLedgerProfile) holder.itemView.getTag();
 206                 if (profile != null) {
 207                     Log.d("profiles",
 208                             String.format("Setting current profile to %s", profile.getUuid()));
 209                     Data.setCurrentProfile(profile);
 210                 }
 211             });
 212             View.OnClickListener profileSelector = v -> holder.mRadioView.setChecked(true);
 213             holder.mTitle.setOnClickListener(profileSelector);
 214             holder.mSubTitle.setOnClickListener(profileSelector);
 215             Data.profile.addObserver((o, arg) -> {
 216                 MobileLedgerProfile myProfile = (MobileLedgerProfile) holder.itemView.getTag();
 217                 final MobileLedgerProfile currentProfile = Data.profile.get();
 218                 final boolean sameProfile = currentProfile.equals(myProfile);
 219                 if (holder.mRadioView.isChecked() != sameProfile) {
 220                     holder.mRadioView.setChecked(sameProfile);
 221                 }
 222             });
 223             return holder;
 224         }
 225         @Override
 226         public void onBindViewHolder(@NonNull final ProfileListViewHolder holder, int position) {
 227             final MobileLedgerProfile profile = Data.profiles.get(position);
 228             final MobileLedgerProfile currentProfile = Data.profile.get();
 229             Log.d("profiles", String.format("pos %d: %s, current: %s", position, profile.getUuid(),
 230                     (currentProfile == null) ? "<NULL>" : currentProfile.getUuid()));
 231             holder.itemView.setTag(profile);
 232             holder.mTitle.setText(profile.getName());
 233             holder.mSubTitle.setText(profile.getUrl());
 234             holder.mRadioView.setChecked(profile.equals(currentProfile));
 235
 236             holder.mEditButton.setOnClickListener(mOnClickListener);
 237         }
 238         @Override
 239         public int getItemCount() {
 240             return Data.profiles.size();
 241         }
 242         class ProfileListViewHolder extends RecyclerView.ViewHolder {
 243             final RadioButton mRadioView;
 244             final TextView mEditButton;
 245             final TextView mTitle, mSubTitle;
 246
 247             ProfileListViewHolder(View view) {
 248                 super(view);
 249                 mRadioView = view.findViewById(R.id.profile_list_radio);
 250                 mEditButton = view.findViewById(R.id.profile_list_edit_button);
 251                 mTitle = view.findViewById(R.id.title);
 252                 mSubTitle = view.findViewById(R.id.subtitle);
 253             }
 254         }
 255     }
 256 }