app/src/main/java/net/ktnx/mobileledger/ui/activity/ProfileListActivity.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.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.design.widget.FloatingActionButton;
  25 import android.support.v7.app.AppCompatActivity;
  26 import android.support.v7.widget.DividerItemDecoration;
  27 import android.support.v7.widget.RecyclerView;
  28 import android.support.v7.widget.Toolbar;
  29 import android.support.v7.widget.helper.ItemTouchHelper;
  30 import android.util.Log;
  31 import android.view.LayoutInflater;
  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 AppCompatActivity {
  54
  55     public static final String ARG_ACTION = "action";
  56     public static final String ARG_PROFILE_INDEX = "profile_uuid";
  57     public static final int ACTION_EDIT_PROFILE = 1;
  58     public static final int ACTION_INVALID = -1;
  59     /**
  60      * Whether or not the activity is in two-pane mode, i.e. running on a tablet
  61      * device.
  62      */
  63     private boolean mTwoPane;
  64     private FloatingActionButton fab;
  65
  66     @Override
  67     protected void onCreate(Bundle savedInstanceState) {
  68         super.onCreate(savedInstanceState);
  69         setContentView(R.layout.activity_profile_list);
  70
  71         Toolbar toolbar = findViewById(R.id.toolbar);
  72         setSupportActionBar(toolbar);
  73         toolbar.setTitle(getTitle());
  74
  75         RecyclerView recyclerView = findViewById(R.id.profile_list);
  76         if (recyclerView == null) throw new AssertionError();
  77         setupRecyclerView(recyclerView);
  78
  79         fab = findViewById(R.id.fab);
  80         fab.setOnClickListener(view -> {
  81             ProfilesRecyclerViewAdapter adapter =
  82                     (ProfilesRecyclerViewAdapter) recyclerView.getAdapter();
  83             if (adapter != null) adapter.editProfile(recyclerView, null);
  84         });
  85
  86         if (findViewById(R.id.profile_detail_container) != null) {
  87             // The detail container view will be present only in the
  88             // large-screen layouts (res/values-w900dp).
  89             // If this view is present, then the
  90             // activity should be in two-pane mode.
  91             mTwoPane = true;
  92         }
  93
  94         int action = getIntent().getIntExtra(ARG_ACTION, ACTION_INVALID);
  95         if (action == ACTION_EDIT_PROFILE) {
  96             Log.d("profiles", "got edit profile action");
  97             int index = getIntent().getIntExtra(ARG_PROFILE_INDEX, -1);
  98             if (index >= 0) {
  99                 MobileLedgerProfile profile = Data.profiles.get(index);
 100                 ProfilesRecyclerViewAdapter adapter =
 101                         (ProfilesRecyclerViewAdapter) recyclerView.getAdapter();
 102                 if (adapter != null) adapter.editProfile(recyclerView, profile);
 103             }
 104         }
 105     }
 106
 107     @Override
 108     protected void onStart() {
 109         super.onStart();
 110         fab.show();
 111     }
 112     private void setupRecyclerView(@NonNull RecyclerView recyclerView) {
 113         final ProfilesRecyclerViewAdapter adapter = new ProfilesRecyclerViewAdapter(this, mTwoPane);
 114         recyclerView.setAdapter(adapter);
 115         ItemTouchHelper.Callback cb = new ItemTouchHelper.Callback() {
 116             @Override
 117             public int getMovementFlags(@NonNull RecyclerView recyclerView,
 118                                         @NonNull RecyclerView.ViewHolder viewHolder) {
 119                 return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0);
 120             }
 121             @Override
 122             public boolean onMove(@NonNull RecyclerView recyclerView,
 123                                   @NonNull RecyclerView.ViewHolder viewHolder,
 124                                   @NonNull RecyclerView.ViewHolder target) {
 125                 Collections.swap(Data.profiles.getList(), viewHolder.getAdapterPosition(),
 126                         target.getAdapterPosition());
 127                 MobileLedgerProfile.storeProfilesOrder();
 128                 adapter.notifyItemMoved(viewHolder.getAdapterPosition(),
 129                         target.getAdapterPosition());
 130                 return true;
 131             }
 132             @Override
 133             public void onSwiped(@NonNull RecyclerView.ViewHolder viewHolder, int i) {
 134
 135             }
 136         };
 137         new ItemTouchHelper(cb).attachToRecyclerView(recyclerView);
 138         recyclerView.addItemDecoration(new DividerItemDecoration(recyclerView.getContext(),
 139                 DividerItemDecoration.VERTICAL));
 140     }
 141
 142     public static class ProfilesRecyclerViewAdapter
 143             extends RecyclerView.Adapter<ProfilesRecyclerViewAdapter.ProfileListViewHolder> {
 144
 145         private final ProfileListActivity mParentActivity;
 146         private final boolean mTwoPane;
 147         private final View.OnClickListener mOnClickListener = view -> {
 148             MobileLedgerProfile profile = (MobileLedgerProfile) ((View) view.getParent()).getTag();
 149             editProfile(view, profile);
 150         };
 151         ProfilesRecyclerViewAdapter(ProfileListActivity parent, boolean twoPane) {
 152             mParentActivity = parent;
 153             mTwoPane = twoPane;
 154             Data.profiles.addObserver((o, arg) -> {
 155                 Log.d("profiles", "profile list changed");
 156                 if (arg == null) notifyDataSetChanged();
 157                 else notifyItemChanged((int) arg);
 158             });
 159         }
 160         private void editProfile(View view, MobileLedgerProfile profile) {
 161             int index = Data.profiles.indexOf(profile);
 162             if (mTwoPane) {
 163                 Bundle arguments = new Bundle();
 164                 arguments.putInt(ProfileDetailFragment.ARG_ITEM_ID, index);
 165                 ProfileDetailFragment fragment = new ProfileDetailFragment();
 166                 fragment.setArguments(arguments);
 167                 mParentActivity.getSupportFragmentManager().beginTransaction()
 168                         .replace(R.id.profile_detail_container, fragment).commit();
 169             }
 170             else {
 171                 Context context = view.getContext();
 172                 Intent intent = new Intent(context, ProfileDetailActivity.class);
 173                 if (index != -1) intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 174
 175                 context.startActivity(intent);
 176             }
 177         }
 178         @NonNull
 179         @Override
 180         public ProfileListViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
 181             View view = LayoutInflater.from(parent.getContext())
 182                     .inflate(R.layout.profile_list_content, parent, false);
 183             ProfileListViewHolder holder = new ProfileListViewHolder(view);
 184
 185             holder.mRadioView.setOnCheckedChangeListener((buttonView, isChecked) -> {
 186                 if (!isChecked) return;
 187                 Log.d("profiles",
 188                         String.format("Item %d got checked", holder.getAdapterPosition()));
 189                 MobileLedgerProfile profile = (MobileLedgerProfile) holder.itemView.getTag();
 190                 if (profile != null) {
 191                     Log.d("profiles",
 192                             String.format("Setting current profile to %s", profile.getUuid()));
 193                     Data.setCurrentProfile(profile);
 194                 }
 195             });
 196             View.OnClickListener profileSelector = v -> holder.mRadioView.setChecked(true);
 197             holder.mTitle.setOnClickListener(profileSelector);
 198             holder.mSubTitle.setOnClickListener(profileSelector);
 199             Data.profile.addObserver((o, arg) -> {
 200                 MobileLedgerProfile myProfile = (MobileLedgerProfile) holder.itemView.getTag();
 201                 final MobileLedgerProfile currentProfile = Data.profile.get();
 202                 final boolean sameProfile = currentProfile.equals(myProfile);
 203                 if (holder.mRadioView.isChecked() != sameProfile) {
 204                     holder.mRadioView.setChecked(sameProfile);
 205                 }
 206             });
 207             return holder;
 208         }
 209         @Override
 210         public void onBindViewHolder(@NonNull final ProfileListViewHolder holder, int position) {
 211             final MobileLedgerProfile profile = Data.profiles.get(position);
 212             final MobileLedgerProfile currentProfile = Data.profile.get();
 213             Log.d("profiles", String.format("pos %d: %s, current: %s", position, profile.getUuid(),
 214                     currentProfile.getUuid()));
 215             holder.itemView.setTag(profile);
 216             holder.mTitle.setText(profile.getName());
 217             holder.mSubTitle.setText(profile.getUrl());
 218             holder.mRadioView.setChecked(profile.equals(currentProfile));
 219
 220             holder.mEditButton.setOnClickListener(mOnClickListener);
 221         }
 222         @Override
 223         public int getItemCount() {
 224             return Data.profiles.size();
 225         }
 226         class ProfileListViewHolder extends RecyclerView.ViewHolder {
 227             final RadioButton mRadioView;
 228             final TextView mEditButton;
 229             final TextView mTitle, mSubTitle;
 230
 231             ProfileListViewHolder(View view) {
 232                 super(view);
 233                 mRadioView = view.findViewById(R.id.profile_list_radio);
 234                 mEditButton = view.findViewById(R.id.profile_list_edit_button);
 235                 mTitle = view.findViewById(R.id.title);
 236                 mSubTitle = view.findViewById(R.id.subtitle);
 237             }
 238         }
 239     }
 240 }