package org.mian.gitnex.views;

import android.annotation.SuppressLint;
import android.content.Context;
import android.os.Bundle;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.ViewGroup;
import android.widget.HorizontalScrollView;
import android.widget.LinearLayout;
import android.widget.TextView;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import com.google.android.material.card.MaterialCardView;
import com.google.android.material.dialog.MaterialAlertDialogBuilder;
import com.vdurmont.emoji.Emoji;
import com.vdurmont.emoji.EmojiManager;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.stream.Collectors;
import org.gitnex.tea4j.v2.models.Reaction;
import org.gitnex.tea4j.v2.models.User;
import org.mian.gitnex.R;
import org.mian.gitnex.activities.BaseActivity;
import org.mian.gitnex.adapters.ReactionAuthorsAdapter;
import org.mian.gitnex.clients.RetrofitClient;
import org.mian.gitnex.helpers.AppUtil;
import retrofit2.Response;

/**
 * @author opyale
 */
@SuppressLint("ViewConstructor")
public class ReactionList extends HorizontalScrollView {

	private Runnable onReactionAddedListener;

	@SuppressLint("SetTextI18n")
	public ReactionList(Context context, Bundle bundle) {

		super(context);

		LinearLayout root = new LinearLayout(context);

		LinearLayout.LayoutParams layoutParams =
				new LinearLayout.LayoutParams(
						ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);

		root.setOrientation(LinearLayout.HORIZONTAL);
		root.setGravity(Gravity.START);
		root.setLayoutParams(layoutParams);

		addView(root);
		setLayoutParams(
				new LinearLayout.LayoutParams(
						ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT));

		String loginUid = ((BaseActivity) context).getAccount().getAccount().getUserName();
		String repoOwner = bundle.getString("repoOwner");
		String repoName = bundle.getString("repoName");

		int id;
		ReactionType reactionType;

		if (bundle.containsKey("commentId")) {
			id = bundle.getInt("commentId");
			reactionType = ReactionType.COMMENT;
		} else {
			id = bundle.getInt("issueId");
			reactionType = ReactionType.ISSUE;
		}

		new Thread(
						() -> {
							try {

								Response<List<Reaction>> response = null;

								switch (reactionType) {
									case ISSUE:
										response =
												RetrofitClient.getApiInterface(context)
														.issueGetIssueReactions(
																repoOwner, repoName, (long) id,
																null, null)
														.execute();
										break;

									case COMMENT:
										response =
												RetrofitClient.getApiInterface(context)
														.issueGetCommentReactions(
																repoOwner, repoName, (long) id)
														.execute();
										break;
								}

								if (response.isSuccessful()
										&& response.body() != null
										&& !response.body().isEmpty()) {

									Map<String, List<Reaction>> sortedReactions = new HashMap<>();

									for (Reaction issueReaction : response.body()) {

										if (sortedReactions.containsKey(
												issueReaction.getContent())) {
											Objects.requireNonNull(
															sortedReactions.get(
																	issueReaction.getContent()))
													.add(issueReaction);
										} else {
											List<Reaction> issueReactions = new ArrayList<>();
											issueReactions.add(issueReaction);

											sortedReactions.put(
													issueReaction.getContent(), issueReactions);
										}
									}

									for (String content : sortedReactions.keySet()) {

										List<Reaction> issueReactions =
												sortedReactions.get(content);

										@SuppressLint("InflateParams")
										MaterialCardView reactionBadge =
												(MaterialCardView)
														LayoutInflater.from(context)
																.inflate(
																		R.layout
																				.layout_reaction_badge,
																		this,
																		false);

										assert issueReactions != null;
										for (Reaction issueReaction : issueReactions) {
											if (issueReaction
													.getUser()
													.getLogin()
													.equals(loginUid)) {
												reactionBadge.setCardBackgroundColor(
														AppUtil.getColorFromAttribute(
																context,
																R.attr.inputSelectedColor));
												break;
											}
										}

										Emoji emoji = EmojiManager.getForAlias(content);

										((TextView) reactionBadge.findViewById(R.id.symbol))
												.setText(
														((emoji == null)
																		? content
																		: emoji.getUnicode())
																+ " "
																+ issueReactions.size());

										reactionBadge.setOnClickListener(
												v -> {
													List<User> userData =
															issueReactions.stream()
																	.map(Reaction::getUser)
																	.collect(Collectors.toList());

													ReactionAuthorsAdapter adapter =
															new ReactionAuthorsAdapter(
																	context, userData);

													int paddingTop =
															AppUtil.getPixelsFromDensity(
																	context, 10);

													RecyclerView recyclerView =
															new RecyclerView(context);
													recyclerView.setPadding(0, paddingTop, 0, 0);
													recyclerView.setLayoutManager(
															new LinearLayoutManager(context));
													recyclerView.setAdapter(adapter);

													assert emoji != null;
													MaterialAlertDialogBuilder
															materialAlertDialogBuilder =
																	new MaterialAlertDialogBuilder(
																					context)
																			.setTitle(
																					emoji
																							.getUnicode())
																			.setView(recyclerView)
																			.setNeutralButton(
																					R.string.close,
																					null);

													materialAlertDialogBuilder.create().show();
												});

										root.post(() -> root.addView(reactionBadge));
										onReactionAddedListener.run();
									}
								}

							} catch (IOException ignored) {
							}
						})
				.start();
	}

	public void setOnReactionAddedListener(Runnable onReactionAddedListener) {
		this.onReactionAddedListener = onReactionAddedListener;
	}

	private enum ReactionType {
		COMMENT,
		ISSUE
	}
}