AddPlaylistFragment.java

package com.ved.musicmapapp.fragments;

import java.util.ArrayList;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentTransaction;
import android.util.Log;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
import android.widget.Toast;

import com.ved.musicmapapp.MainActivity;
import com.ved.musicmapapp.R;
import com.ved.musicmapapp.Objects.FacebookFriend;
import com.ved.musicmapapp.Objects.User;
import com.ved.musicmapapp.adapters.FriendAdapter;
import com.ved.musicmapapp.adapters.UserAdapter;
import com.ved.musicmapapp.applications.MusicMapApplication;
import com.ved.musicmapapp.providers.GetUserArtistListTask;
import com.ved.musicmapapp.providers.SearchUserTask;
import com.ved.musicmapapp.utils.Statics;

public class AddPlaylistFragment extends Fragment {
	private ListView list;
	private UserAdapter uAdapter;
	private LinearLayout group_loadmore;
	private boolean alertShowing = false;
	private MusicMapApplication app;
	private FacebookFriend ff;
	private int type; // 0: similar, 1: facebook, 2: by name
	private View /* group_search,*/ group_button_invite;

	private EditText edt_search, edt_search1;
	private ImageView /* imv_search, imv_search1,*/ imvAddPlaylist;
	private ArrayList<User> users;
	private SearchUserTask task;
	private View loadingLayout, resultLayout;

	private Activity mContext;

	@Override
	public void onAttach(Activity activity) {
		// TODO Auto-generated method stub
		super.onAttach(activity);
		this.mContext = activity;
	}

	public static AddPlaylistFragment newInstance(int type) {
		AddPlaylistFragment fragment = new AddPlaylistFragment();
		fragment.type = type;
		return fragment;
	}

	@Override
	public View onCreateView(LayoutInflater inflater, ViewGroup container,
			Bundle savedInstanceState) {
		super.onCreateView(inflater, container, savedInstanceState);
		View v = inflater.inflate(R.layout.activity_search, container, false);

		if (null == mContext)
			return v;

		MainActivity parent = (MainActivity) mContext;
		edt_search = parent.getEdtSearch();

		loadingLayout = v.findViewById(R.id.loadingLayout);
		resultLayout = v.findViewById(R.id.resultLayout);

	//	group_search = v.findViewById(R.id.group_search);
		group_button_invite = v.findViewById(R.id.group_button_invite);

		app = (MusicMapApplication) parent.getApplication();

		list = (ListView) v.findViewById(R.id.list_you_follow);

	//	imv_search1 = (ImageView) v.findViewById(R.id.imv_search1);
		edt_search1 = (EditText) v.findViewById(R.id.edt_search1);
		
		InputMethodManager mgr = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
		edt_search1.requestFocus();
		mgr.showSoftInput(edt_search1, InputMethodManager.SHOW_IMPLICIT);
		
		group_loadmore = (LinearLayout) v.findViewById(R.id.group_loadmore);
		users = new ArrayList<User>();
		uAdapter = new UserAdapter(mContext, users);

		list.setAdapter(uAdapter);
//		edt_search1.setOnEditorActionListener(new OnEditorActionListener() {
//	        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
//	            if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER)) || (actionId == EditorInfo.IME_ACTION_DONE)) {
//	                Log.i("check","Enter pressed");
//	                searchFunction();
//	            }    
//	            return false;
//	        }
//	    });
//		imv_search1.setOnClickListener(new View.OnClickListener() {
//
//			@Override
//			public void onClick(View arg0) {
//				searchFunction();
//			}
//		});

		if (type == 2) { // By Name
		//	group_search.setVisibility(View.VISIBLE);
			edt_search1.setVisibility(View.VISIBLE);
			
			// imv_search.setVisibility(View.GONE);
			edt_search.setVisibility(View.GONE);
		} else {
		//	group_search.setVisibility(View.GONE);
			edt_search1.setVisibility(View.VISIBLE);
			edt_search.setVisibility(View.VISIBLE);
			// imv_search.setVisibility(View.VISIBLE);

			if (type == 0) { // Similar
				list.setAdapter(uAdapter);
			} else { // Facebook
				group_button_invite.setVisibility(View.VISIBLE);
				list.setAdapter(new FriendAdapter(parent));
			}
		}

		edt_search1
				.setOnEditorActionListener(new EditText.OnEditorActionListener() {
					@Override
					public boolean onEditorAction(TextView v, int actionId,
							KeyEvent event) {
						if (actionId == EditorInfo.IME_ACTION_SEARCH
								|| actionId == EditorInfo.IME_ACTION_DONE
								|| event.getAction() == KeyEvent.ACTION_DOWN
								&& event.getKeyCode() == KeyEvent.KEYCODE_ENTER) {
							searchFunction();
							return true;
						}
						return false;
					}
				});

		list.setOnItemClickListener(new OnItemClickListener() {

			@Override
			public void onItemClick(AdapterView<?> arg0, View arg1,
					final int pos, long arg3) {
				if (users.get(pos).getArtists() == null) {					
					new GetUserArtistListTask(getActivity(), Statics.curUser
							.getFbid(), users.get(pos).getFbid()) {
						protected void onPostExecute(User result) {
							super.onPostExecute(result);	
							edt_search1.setText("");
							if(result != null){
								users.get(pos).setArtists(result.getArtists());
								users.get(pos).setGenre(result.getGenre());
								transaction(users.get(pos));
							}
							else
								Toast.makeText(getActivity(), "Something went wrong, Try again Later..", Toast.LENGTH_SHORT).show();
						};
					}.execute();
				} else {
					transaction(users.get(pos));
				}
			}

			public void transaction(User user) {
				UserDetailsFragment fragment = new UserDetailsFragment();
				fragment.setUser(user);
				FragmentTransaction fragmentTransaction = getFragmentManager().beginTransaction();
				fragmentTransaction.replace(R.id.frame_content, fragment,"UserDetailFragment");
				fragmentTransaction.addToBackStack(null);
				fragmentTransaction.commitAllowingStateLoss();
				/*UserArtistsFragment fragment = new UserArtistsFragment();
				fragment.setUser(user);
				FragmentTransaction fragmentTransaction = getFragmentManager()
						.beginTransaction();
				fragmentTransaction.replace(R.id.frame_content, fragment);
				fragmentTransaction.addToBackStack(null);
				fragmentTransaction.commit();*/
			}
		});

		return v;
	}

	public void searchFunction() {
		if (!Statics.isNetworkConnected(mContext)) {
			Statics.showToast(mContext, "Network unavaiable!");
			return;
		}

		String keyWord = edt_search1.getText().toString().trim();

		if (keyWord.length() == 0) {
			Statics.showToast(mContext, "Please type some key word!");
			return;
		}

		InputMethodManager imm = (InputMethodManager) mContext
				.getSystemService(Context.INPUT_METHOD_SERVICE);
		imm.hideSoftInputFromWindow(edt_search1.getWindowToken(), 0);

		if (null != task)
			task.cancel(true);
		task = new SearchUserTask(mContext, keyWord, users) {
			@Override
			protected void onPreExecute() {
				super.onPreExecute();
				loadingLayout.setVisibility(View.VISIBLE);
				list.setVisibility(View.GONE);
				resultLayout.setVisibility(View.GONE);
			}

			public void onSuccess() {
				loadingLayout.setVisibility(View.GONE);

				if (users.size() == 0) {
					resultLayout.setVisibility(View.VISIBLE);
				} else {
					uAdapter.notifyDataSetChanged();
					list.setVisibility(View.VISIBLE);
				}
			};
		};
		task.execute();

	}

	@Override
	public void onDestroy() {
		if (null != task)
			task.cancel(true);
		super.onDestroy();
	}

	@Override
	public void onDestroyView() {
		if (getView() != null) {
			((ViewGroup) getView().getParent()).removeView(getView());
		}
		super.onDestroyView();
	}
}