package com.fatos.fatos_desconhecidos.app.fragment;

import android.app.FragmentManager;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;

import com.fatos.fatos_desconhecidos.app.R;
import com.fatos.fatos_desconhecidos.app.adapter.CommentsAdapter;
import com.fatos.fatos_desconhecidos.app.adapter.GenericAdapter;
import com.fatos.fatos_desconhecidos.app.core.AdapterComm;
import com.fatos.fatos_desconhecidos.app.core.model.impl.Comment;
import com.fatos.fatos_desconhecidos.app.fragment.dialog.LoaderDialog;
import com.nhaarman.listviewanimations.swinginadapters.prepared.SwingBottomInAnimationAdapter;
import com.nhaarman.listviewanimations.swinginadapters.prepared.SwingRightInAnimationAdapter;
import com.parse.FindCallback;
import com.parse.GetCallback;
import com.parse.ParseException;
import com.parse.ParseObject;
import com.parse.ParseQuery;
import com.parse.ParseUser;
import com.parse.SaveCallback;

import java.text.Format;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;

/**
 * Created by pedro on 04/05/14.
 */
public class CommentsFragment extends Fragment implements AdapterComm {

    private String postID;
    private List<Comment> Comments;
    private CommentsAdapter adapter;
    private ListView mListViewComments;
    private EditText mMessage;
    private TextView mTextError;
    private Button mButton;
    private Button mRefresh;
    private RelativeLayout mError;
    private ProgressBar mProgressBar;
    private SwingBottomInAnimationAdapter swingBottomInAnimationAdapter;

    private Animation slideOffButton;
    private Animation slideOnButton;
    private Animation slideOnProgressBar;
    private Animation slideOffProgressBar;

    Bundle extras;

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

        View view = inflater.inflate(R.layout.fragment_comment, container, false);
        mListViewComments = (ListView) view.findViewById(R.id.comments_list);
        mMessage = (EditText) view.findViewById(R.id.message_content);
        mButton = (Button) view.findViewById(R.id.send_message);
        mRefresh = (Button) view.findViewById(R.id.comment_buttton_refresh);
        mProgressBar = (ProgressBar) view.findViewById(R.id.comment_loading);
        mError = (RelativeLayout) view.findViewById(R.id.comment_list_error);
        mTextError = (TextView) view.findViewById(R.id.comment_textError);

        return view;
    }

    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        try {
            extras = getArguments();
            postID = extras.getString("postID");
            Comments = new ArrayList<Comment>();

            slideOnButton = AnimationUtils.loadAnimation(getActivity(), R.anim.slide_on);
            slideOffButton = AnimationUtils.loadAnimation(getActivity(), R.anim.slide_exit);
            slideOnProgressBar = AnimationUtils.loadAnimation(getActivity(), R.anim.slide_on);
            slideOffProgressBar = AnimationUtils.loadAnimation(getActivity(), R.anim.slide_exit);

            getComments();

        } catch (Exception e) {

        }

        mButton.setOnClickListener(onClickButtonSend);

    }

    private View.OnClickListener onClickRefresh = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            showListView();
            getComments();
        }
    };

    private View.OnClickListener onClickButtonSend = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            try {
                if (mMessage.getText().toString().length()>0) {
                    //mMessage.setEnabled(false);
                    mButton.startAnimation(slideOffButton);
                    slideOffButton.setAnimationListener(new Animation.AnimationListener() {
                    @Override
                    public void onAnimationStart(Animation animation) { }

                    @Override
                    public void onAnimationRepeat(Animation animation) { }

                    @Override
                    public void onAnimationEnd(Animation animation) {
                        mButton.setVisibility(View.INVISIBLE);
                        mProgressBar.setVisibility(View.VISIBLE);
                        mProgressBar.startAnimation(slideOnProgressBar);
                    }
                });

                ParseObject comments = new ParseObject("Comments");
                ParseObject post = ParseObject.createWithoutData("FeedPost", postID);
                ParseObject user = ParseObject.createWithoutData("_User", ParseUser.getCurrentUser().getObjectId());
                comments.put("Username", ParseUser.getCurrentUser().getString("name"));
                comments.put("Content", mMessage.getText().toString());
                comments.put("enable", true);
                comments.put("User", user);
                comments.put( "Post", post);
                mMessage.setText("");
                comments.saveInBackground(new SaveCallback() {
                    @Override
                    public void done(ParseException e) {
                        mProgressBar.startAnimation(slideOffProgressBar);
                        slideOffProgressBar.setAnimationListener(new Animation.AnimationListener() {
                            @Override
                            public void onAnimationStart(Animation animation) {
                            }

                            @Override
                            public void onAnimationRepeat(Animation animation) {
                            }

                            @Override
                            public void onAnimationEnd(Animation animation) {
                                mProgressBar.setVisibility(View.INVISIBLE);
                                mButton.startAnimation(slideOnButton);
                                mButton.setVisibility(View.VISIBLE);
                            }
                        });
                        ParseQuery<ParseObject> query = ParseQuery.getQuery("Comments");
                        ParseObject feedPost = ParseObject.createWithoutData("FeedPost", postID);
                        query.whereEqualTo("Post", feedPost);
                        query.whereEqualTo("enable", true);
                        query.orderByAscending("createdAt");
                        query.findInBackground(new FindCallback<ParseObject>() {
                            public void done(List<ParseObject> commentList, ParseException e) {
                                Format formatter = new SimpleDateFormat("dd/MM/yyyy");
                                Comments.clear();
                                for (int i = 0; i < commentList.size(); i++) {
                                    Comments.add(new Comment(commentList.get(i).getObjectId(),
                                            commentList.get(i).getString("Username"),
                                            commentList.get(i).getString("Content"),
                                            formatter.format(commentList.get(i).getCreatedAt())));
                                }
                                if(mListViewComments.getAdapter() == null) {
                                    adapter = new CommentsAdapter(getActivity(),CommentsFragment.this, Comments);
                                    swingBottomInAnimationAdapter= new SwingBottomInAnimationAdapter(adapter);
                                    swingBottomInAnimationAdapter.setAbsListView(mListViewComments);
                                    mListViewComments.setAdapter(swingBottomInAnimationAdapter);
                                } else {
                                swingBottomInAnimationAdapter.notifyDataSetChanged();
                                mListViewComments.setAdapter(swingBottomInAnimationAdapter);
                                }
                                showListView();
                            }
                        });
                    }
                });
                } else {

                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    };

    private void getComments() {

        try {
            showListView();

            ParseQuery<ParseObject> query = ParseQuery.getQuery("Comments");
            ParseObject feedPost = ParseObject.createWithoutData("FeedPost", postID);
            query.whereEqualTo("Post", feedPost);
            query.whereEqualTo("enable", true);
            query.orderByAscending("createdAt");
            query.findInBackground(new FindCallback<ParseObject>() {
                public void done(List<ParseObject> commentList, ParseException e) {
                    try {
                    Format formatter = new SimpleDateFormat("dd-MM-yyyy");
                    Comments.clear();
                        if(commentList.size() <= 0) {
                            mTextError.setText(getString(R.string.none_comment));
                            showError(true);
                        } else {
                            for (int i = 0; i < commentList.size(); i++) {
                                Comments.add(new Comment(commentList.get(i).getObjectId(),
                                        commentList.get(i).getString("Username"),
                                        commentList.get(i).getString("Content"),
                                        formatter.format(commentList.get(i).getCreatedAt())));
                            }
                        adapter = new CommentsAdapter(getActivity(),CommentsFragment.this, Comments);
                        swingBottomInAnimationAdapter= new SwingBottomInAnimationAdapter(adapter);
                        swingBottomInAnimationAdapter.setAbsListView(mListViewComments);
                        mListViewComments.setAdapter(swingBottomInAnimationAdapter);
                        }
                    } catch (Exception er) {
                            showError(false);
                    }
                }
            });
        } catch (Exception e) {
            showError(false);
        }
    }

    @Override
    public void deleteComment(String ID) {

        try {
            showLoadDialog();
            ParseQuery<ParseObject> query = ParseQuery.getQuery("Comments");
            query.getInBackground(ID, new GetCallback<ParseObject>() {
                public void done(ParseObject comments, ParseException e) {
                    if (e == null) {
                        comments.put("enable", false);
                        comments.saveInBackground(new SaveCallback() {
                            @Override
                            public void done(ParseException e) {
                                ParseQuery<ParseObject> query = ParseQuery.getQuery("Comments");
                                ParseObject feedPost = ParseObject.createWithoutData("FeedPost", postID);
                                query.whereEqualTo("Post", feedPost);
                                query.whereEqualTo("enable", true);
                                query.orderByAscending("createdAt");
                                query.findInBackground(new FindCallback<ParseObject>() {
                                    public void done(List<ParseObject> commentList, ParseException e) {
                                        Format formatter = new SimpleDateFormat("dd/MM/yyyy");
                                        Comments.clear();
                                        for (int i = 0; i < commentList.size(); i++) {
                                            Comments.add(new Comment(commentList.get(i).getObjectId(),
                                                    commentList.get(i).getString("Username"),
                                                    commentList.get(i).getString("Content"),
                                                    formatter.format(commentList.get(i).getCreatedAt())));
                                        }
                                        swingBottomInAnimationAdapter.notifyDataSetChanged();
                                        mListViewComments.setAdapter(swingBottomInAnimationAdapter);

                                        dismissLoad();
                                        Toast.makeText(getActivity(), getString(R.string.erased_comment), Toast.LENGTH_SHORT).show();
                                    }
                                });
                            }
                        });
                    }
                }
            });
        } catch (Exception e) {
            mListViewComments.setVisibility(View.GONE);
            mError.setVisibility(View.VISIBLE);
        }
    }

    private void showError(boolean isNull) {
        if(isNull) {
            mTextError.setText(getString(R.string.none_comment));
            mRefresh.setVisibility(View.GONE);
        } else {
            mTextError.setText(getString(R.string.generic_error));
            mRefresh.setVisibility(View.VISIBLE);
        }

        mListViewComments.setVisibility(View.GONE);
        mError.setVisibility(View.VISIBLE);
    }

    private void showListView() {
        mListViewComments.setVisibility(View.VISIBLE);
        mError.setVisibility(View.GONE);
    }

    private void showLoadDialog() {
        LoaderDialog d = (LoaderDialog) getFragmentManager().findFragmentByTag(LoaderDialog.TAG);
        if (d == null) {
            LoaderDialog.Builder builder = new LoaderDialog.Builder();
            builder.setCancelable(false);
            d = builder.build();
            d.show(getFragmentManager(), LoaderDialog.TAG);
        }
    }

    protected void dismissLoad() {
        LoaderDialog d = (LoaderDialog) getFragmentManager().findFragmentByTag(
                LoaderDialog.TAG);
        if (d != null && d.isVisible())
            d.dismiss();
    }


}