package com.kuulchatmedia.closeappbusiness.fragment;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.content.LocalBroadcastManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;

import com.kuulchatmedia.closeappbusiness.R;
import com.kuulchatmedia.closeappbusiness.activity.MessageActivity;
import com.kuulchatmedia.closeappbusiness.other.ChatItem;
import com.kuulchatmedia.closeappbusiness.other.Functions;
import com.kuulchatmedia.closeappbusiness.other.InboxAdapter;
import com.kuulchatmedia.closeappbusiness.other.SQLiteHandler;

import java.util.ArrayList;
import java.util.HashMap;

import static android.support.constraint.Constraints.TAG;

/**
 * A simple {@link Fragment} subclass.
 * Activities that contain this fragment must implement the
 * {@link InboxFragment.OnFragmentInteractionListener} interface
 * to handle interaction events.
 * Use the {@link InboxFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
public class InboxFragment extends Fragment implements AdapterView.OnItemClickListener {
    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
    private static final String ARG_PARAM2 = "param2";

    private SQLiteHandler db;
    private Functions f;
    private String sessionToken,userid,user_type;
    private TextView txtTotal;
    private ProgressBar bar;
    ListView list;
    InboxAdapter adapter;
    ArrayList<ChatItem> arraylist = new ArrayList<ChatItem>();

    // TODO: Rename and change types of parameters
    private String mParam1;
    private String mParam2;

    private OnFragmentInteractionListener mListener;

    public InboxFragment() {
        // Required empty public constructor
    }

    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @param param2 Parameter 2.
     * @return A new instance of fragment InboxFragment.
     */
    // TODO: Rename and change types and number of parameters
    public static InboxFragment newInstance(String param1, String param2) {
        InboxFragment fragment = new InboxFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        args.putString(ARG_PARAM2, param2);
        fragment.setArguments(args);
        return fragment;
    }
    //If the message arrives and current fragrment is inbox, reload fragment
    private BroadcastReceiver mMessageReceiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            //Reload fragment
            arraylist.clear();
            arraylist = db.inboxChatItems(userid);
            // Pass results to ListViewAdapter Class
            adapter = new InboxAdapter(getActivity(), arraylist);
            // Binds the Adapter to the ListView
            list.setAdapter(adapter);
            adapter.notifyDataSetChanged();
            Log.d(TAG, "Message has arrived. Update screen");
        }
    };
    private BroadcastReceiver mMessageStatus = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            arraylist.clear();
            arraylist = db.inboxChatItems(userid);
            // Pass results to ListViewAdapter Class
            adapter = new InboxAdapter(getActivity(), arraylist);
            // Binds the Adapter to the ListView
            list.setAdapter(adapter);
            adapter.notifyDataSetChanged();
            Log.d(TAG, "Message status has changed. Update screen");
        }
    };
    @Override
    public void onStart() {
        super.onStart();
        getActivity().registerReceiver(mMessageReceiver, new IntentFilter("chatarrival"));
        getActivity().registerReceiver(mMessageStatus, new IntentFilter("update_message_status"));
    }

    @Override
    public void onStop() {
        super.onStop();
        getActivity().unregisterReceiver(mMessageStatus);
        getActivity().unregisterReceiver(mMessageReceiver);
    }
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setRetainInstance(true);
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
            mParam2 = getArguments().getString(ARG_PARAM2);
        }
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        View view = inflater.inflate(R.layout.fragment_inbox, container, false);
        db = new SQLiteHandler(getActivity());

        // Fetching user details from sqlite
        HashMap<String, String> user = db.getSession();

        // Staff session token
        sessionToken = user.get("session");
        userid = user.get("cid");
        f = new Functions();

        bar = (ProgressBar)view.findViewById(R.id.progressBar);
        list = (ListView) view.findViewById(R.id.list);
        list.setOnItemClickListener(this);

        bar.setVisibility(View.VISIBLE);

        loadMessages();

        return view;
    }
    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
        long viewId = view.getId();
        if(viewId==R.id.messageitem) {
            Intent i = new Intent(getContext(), MessageActivity.class);
            String name = "";
            String image = "";
            String chatter = "";
            if (userid.equals(arraylist.get(position).getFromid())) {
                name = arraylist.get(position).getToname();
                image = arraylist.get(position).getToimage();
                chatter = arraylist.get(position).getToid();
            } else {
                name = arraylist.get(position).getFromname();
                image = arraylist.get(position).getFromimage();
                chatter = arraylist.get(position).getFromid();
            }
            i.putExtra("name", name);
            i.putExtra("image", image);
            i.putExtra("toid", chatter);
            i.putExtra("back_type", "0");
            startActivity(i);
        }
    }
    public void loadMessages(){
            arraylist = db.inboxChatItems(userid);
            // Pass results to ListViewAdapter Class
            adapter = new InboxAdapter(getActivity(), arraylist);
            // Binds the Adapter to the ListView
            list.setAdapter(adapter);
            bar.setVisibility(View.GONE);
    }
    // TODO: Rename method, update argument and hook method into UI event
    public void onButtonPressed(Uri uri) {
        if (mListener != null) {
            mListener.onFragmentInteraction(uri);
        }
    }

    @Override
    public void onAttach(Context context) {
        super.onAttach(context);
        if (context instanceof OnFragmentInteractionListener) {
            mListener = (OnFragmentInteractionListener) context;
        } else {
            /*throw new RuntimeException(context.toString()
                    + " must implement OnFragmentInteractionListener");*/
        }
    }

    @Override
    public void onDetach() {
        super.onDetach();
        mListener = null;
    }

    /**
     * This interface must be implemented by activities that contain this
     * fragment to allow an interaction in this fragment to be communicated
     * to the activity and potentially other fragments contained in that
     * activity.
     * <p>
     * See the Android Training lesson <a href=
     * "http://developer.android.com/training/basics/fragments/communicating.html"
     * >Communicating with Other Fragments</a> for more information.
     */
    public interface OnFragmentInteractionListener {
        // TODO: Update argument type and name
        void onFragmentInteraction(Uri uri);
    }
}