package com.aditya.filebrowser;
import android.app.Activity;
import android.app.SearchManager;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.view.ActionMode;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.SearchView;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
import com.aditya.filebrowser.adapters.CustomAdapter;
import com.aditya.filebrowser.adapters.CustomAdapterItemClickListener;
import com.aditya.filebrowser.fileoperations.FileIO;
import com.aditya.filebrowser.fileoperations.Operations;
import com.aditya.filebrowser.interfaces.IContextSwitcher;
import com.aditya.filebrowser.listeners.OnFileChangedListener;
import com.aditya.filebrowser.listeners.SearchViewListener;
import com.aditya.filebrowser.listeners.TabChangeListener;
import com.aditya.filebrowser.models.FileItem;
import com.aditya.filebrowser.utils.AssortedUtils;
import com.aditya.filebrowser.utils.Permissions;
import com.roughike.bottombar.BottomBar;
import com.simplecityapps.recyclerview_fastscroll.interfaces.OnFastScrollStateChangeListener;
import com.simplecityapps.recyclerview_fastscroll.views.FastScrollRecyclerView;
import org.apache.commons.io.FileUtils;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
/**
* Created by Aditya on 4/17/2017.
*/
public class FileChooser extends AppCompatActivity implements OnFileChangedListener, IContextSwitcher {
private Context mContext;
private CustomAdapter mAdapter;
private FastScrollRecyclerView.LayoutManager mLayoutManager;
private FastScrollRecyclerView mFilesListView;
private BottomBar mBottomView;
private BottomBar mTopStorageView;
private TabChangeListener mTabChangeListener;
private TextView mCurrentPath;
private NavigationHelper mNavigationHelper;
private FileIO io;
private Operations op;
private int mSelectionMode;
//Action Mode for filebrowser_toolbar
private static ActionMode mActionMode;
private static final int APP_PERMISSION_REQUEST = 0;
private SearchView mSearchView;
private MenuItem mSearchMenuItem;
private SearchViewListener mSearchViewListener;
private List<FileItem> mFileList = new ArrayList<>();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mContext = this;
// Get File Storage Permission
Intent in = new Intent(this, Permissions.class);
Bundle bundle = new Bundle();
bundle.putStringArray(Constants.APP_PREMISSION_KEY, Constants.APP_PREMISSIONS);
in.putExtras(bundle);
startActivityForResult(in, APP_PERMISSION_REQUEST);
// Initialize Stuff
mSelectionMode = getIntent().getIntExtra(Constants.SELECTION_MODE, Constants.SELECTION_MODES.SINGLE_SELECTION.ordinal());
mNavigationHelper = new NavigationHelper(mContext);
mNavigationHelper.setmChangeDirectoryListener(this);
io = new FileIO(mNavigationHelper, new Handler(Looper.getMainLooper()), mContext);
op = Operations.getInstance(mContext);
//set file filter (i.e display files with the given extension)
String filterFilesWithExtension = getIntent().getStringExtra(Constants.ALLOWED_FILE_EXTENSIONS);
if (filterFilesWithExtension != null && !filterFilesWithExtension.isEmpty()) {
Set<String> allowedFileExtensions = new HashSet<String>(Arrays.asList(filterFilesWithExtension.split(";")));
mNavigationHelper.setAllowedFileExtensionFilter(allowedFileExtensions);
}
mFileList = mNavigationHelper.getFilesItemsInCurrentDirectory();
}
@Override
public void onBackPressed() {
if (mAdapter.getChoiceMode() == Constants.CHOICE_MODE.MULTI_CHOICE) {
switchMode(Constants.CHOICE_MODE.SINGLE_CHOICE);
return;
}
if (!mNavigationHelper.navigateBack()) {
super.onBackPressed();
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == APP_PERMISSION_REQUEST ) {
if (resultCode != Activity.RESULT_OK)
Toast.makeText(mContext,mContext.getString(R.string.permission_error),Toast.LENGTH_LONG).show();
loadUi();
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.toolbar_default_menu_filechooser, menu);
// Get the SearchView and set the searchable configuration
SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
mSearchMenuItem = menu.findItem(R.id.action_search);
mSearchView = (SearchView)mSearchMenuItem.getActionView();
// Assumes current activity is the searchable activity
mSearchView.setSearchableInfo(searchManager.getSearchableInfo(getComponentName()));
//searchView.setSubmitButtonEnabled(true);
mSearchView.setOnQueryTextListener(mSearchViewListener);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
if (item.getItemId() == R.id.action_showfoldersizes) {
if (AssortedUtils.GetPrefs(Constants.SHOW_FOLDER_SIZE, mContext).equalsIgnoreCase("true"))
AssortedUtils.SavePrefs(Constants.SHOW_FOLDER_SIZE, "false", mContext);
else
AssortedUtils.SavePrefs(Constants.SHOW_FOLDER_SIZE, "true", mContext);
onFileChanged(mNavigationHelper.getCurrentDirectory());
}
return false;
}
private void loadUi() {
setContentView(R.layout.filebrowser_activity_main);
mCurrentPath = (TextView) findViewById(R.id.currentPath);
mFilesListView = (FastScrollRecyclerView) findViewById(R.id.recycler_view);
mAdapter = new CustomAdapter(mFileList,mContext);
mFilesListView.setAdapter(mAdapter);
mLayoutManager = new LinearLayoutManager(mContext);
mFilesListView.setLayoutManager(mLayoutManager);
final CustomAdapterItemClickListener onItemClickListener = new CustomAdapterItemClickListener(mContext, mFilesListView, new CustomAdapterItemClickListener.OnItemClickListener() {
@Override
public void onItemClick(View view, int position) {
// TODO Handle item click
if (mAdapter.getChoiceMode() == Constants.CHOICE_MODE.SINGLE_CHOICE) {
File f = mAdapter.getItemAt(position).getFile();
if (f.isDirectory()) {
closeSearchView();
mNavigationHelper.changeDirectory(f);
} else {
if(mSelectionMode == Constants.SELECTION_MODES.SINGLE_SELECTION.ordinal()) {
Uri fileUri = Uri.fromFile(f);
Intent data = new Intent();
data.setData(fileUri);
setResult(RESULT_OK, data);
finish();
} else {
ArrayList<Uri> chosenItems = new ArrayList<>();
chosenItems.add(Uri.fromFile(f));
Intent data = new Intent();
data.putParcelableArrayListExtra(Constants.SELECTED_ITEMS, chosenItems);
setResult(Activity.RESULT_OK, data);
finish();
}
}
}
}
@Override
public void onItemLongClick(View view, int position) {
switchMode(Constants.CHOICE_MODE.MULTI_CHOICE);
mAdapter.selectItem(position);
mFilesListView.scrollToPosition(position);
}
});
mFilesListView.addOnItemTouchListener(onItemClickListener);
mFilesListView.setOnFastScrollStateChangeListener(new OnFastScrollStateChangeListener() {
@Override
public void onFastScrollStart() {
onItemClickListener.setmFastScrolling(true);
}
@Override
public void onFastScrollStop() {
onItemClickListener.setmFastScrolling(false);
}
});
mSearchViewListener = new SearchViewListener(mAdapter);
Toolbar toolbar = findViewById(R.id.filebrowser_tool_bar);
setSupportActionBar(toolbar);
mBottomView = findViewById(R.id.bottom_navigation);
mTopStorageView = findViewById(R.id.currPath_Nav);
mTabChangeListener = new TabChangeListener(this, mNavigationHelper, mAdapter, io,this);
mTabChangeListener.setSelectionMode(Constants.SELECTION_MODES.values()[mSelectionMode]);
mBottomView.setOnTabSelectListener(mTabChangeListener);
mBottomView.setOnTabReselectListener(mTabChangeListener);
mTopStorageView.setOnTabSelectListener(mTabChangeListener);
mTopStorageView.setOnTabReselectListener(mTabChangeListener);
mBottomView.getTabWithId(R.id.menu_none).setVisibility(View.GONE);
mTopStorageView.getTabWithId(R.id.menu_none).setVisibility(View.GONE);
onFileChanged(mNavigationHelper.getCurrentDirectory());
//switch to initial directory if given
String initialDirectory = getIntent().getStringExtra(Constants.INITIAL_DIRECTORY);
if (initialDirectory != null && !initialDirectory.isEmpty() ) {
File initDir = new File(initialDirectory);
if (initDir.exists())
mNavigationHelper.changeDirectory(initDir);
}
}
@Override
public void switchMode(Constants.CHOICE_MODE mode) {
if (mode == Constants.CHOICE_MODE.SINGLE_CHOICE) {
if (mActionMode != null)
mActionMode.finish();
} else {
if (mActionMode == null) {
closeSearchView();
ToolbarActionMode newToolBar = new ToolbarActionMode(this,this, mAdapter, Constants.APP_MODE.FILE_CHOOSER, io);
mActionMode = startSupportActionMode(newToolBar);
mActionMode.setTitle(mContext.getString(R.string.select_multiple));
}
}
}
@Override
public void changeBottomNavMenu(Constants.CHOICE_MODE multiChoice) {
if (multiChoice == Constants.CHOICE_MODE.SINGLE_CHOICE) {
mBottomView.setItems(R.xml.bottom_nav_items);
mBottomView.getTabWithId(R.id.menu_none).setVisibility(View.GONE);
mTopStorageView.getTabWithId(R.id.menu_none).setVisibility(View.GONE);
} else {
mBottomView.setItems(R.xml.bottom_nav_items_multiselect_filechooser);
mBottomView.getTabWithId(R.id.menu_none).setVisibility(View.GONE);
mBottomView.getTabWithId(R.id.menu_none1).setVisibility(View.GONE);
mBottomView.getTabWithId(R.id.menu_none2).setVisibility(View.GONE);
mTopStorageView.getTabWithId(R.id.menu_none).setVisibility(View.GONE);
}
}
//Set action mode null after use
@Override
public void setNullToActionMode() {
if (mActionMode != null)
mActionMode = null;
}
@Override
public void reDrawFileList() {
mFilesListView.setLayoutManager(null);
mFilesListView.setAdapter(mAdapter);
mFilesListView.setLayoutManager(mLayoutManager);
mTabChangeListener.setmAdapter(mAdapter);
mAdapter.notifyDataSetChanged();
}
@Override
public void onFileChanged(File updatedDirectory) {
if (updatedDirectory != null && updatedDirectory.exists() && updatedDirectory.isDirectory()) {
mFileList = mNavigationHelper.getFilesItemsInCurrentDirectory();
mCurrentPath.setText(updatedDirectory.getAbsolutePath());
mAdapter.notifyDataSetChanged();
mTopStorageView.getTabWithId(R.id.menu_internal_storage).setTitle(FileUtils.byteCountToDisplaySize(Constants.internalStorageRoot.getUsableSpace()) + "/" + FileUtils.byteCountToDisplaySize(Constants.internalStorageRoot.getTotalSpace()));
if (Constants.externalStorageRoot != null)
mTopStorageView.getTabWithId(R.id.menu_external_storage).setTitle(FileUtils.byteCountToDisplaySize(Constants.externalStorageRoot.getUsableSpace()) + "/" + FileUtils.byteCountToDisplaySize(Constants.externalStorageRoot.getTotalSpace()));
}
}
private void closeSearchView() {
if (mSearchView.isShown()) {
mSearchView.setQuery("", false);
mSearchMenuItem.collapseActionView();
mSearchView.setIconified(true);
}
}
}
