package org.mian.gitnex.adapters;

import android.content.Context;
import android.content.Intent;
import android.graphics.Typeface;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CheckBox;
import android.widget.Filter;
import android.widget.Filterable;
import android.widget.ImageView;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;
import com.amulyakhare.textdrawable.TextDrawable;
import com.amulyakhare.textdrawable.util.ColorGenerator;
import org.gitnex.tea4j.models.UserRepositories;
import org.gitnex.tea4j.models.WatchInfo;
import org.mian.gitnex.R;
import org.mian.gitnex.activities.RepoDetailActivity;
import org.mian.gitnex.clients.PicassoService;
import org.mian.gitnex.clients.RetrofitClient;
import org.mian.gitnex.database.api.BaseApi;
import org.mian.gitnex.database.api.RepositoriesApi;
import org.mian.gitnex.database.models.Repository;
import org.mian.gitnex.helpers.AppUtil;
import org.mian.gitnex.helpers.ClickListener;
import org.mian.gitnex.helpers.RoundedTransformation;
import org.mian.gitnex.helpers.TimeHelper;
import org.mian.gitnex.helpers.TinyDB;
import org.mian.gitnex.helpers.Toasty;
import org.ocpsoft.prettytime.PrettyTime;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import retrofit2.Call;
import retrofit2.Callback;

/**
 * Author M M Arif
 */

public class RepositoriesByOrgAdapter extends RecyclerView.Adapter<RepositoriesByOrgAdapter.OrgReposViewHolder> implements Filterable {

    private final List<UserRepositories> reposList;
    private final Context context;
    private final List<UserRepositories> reposListFull;

    static class OrgReposViewHolder extends RecyclerView.ViewHolder {

	    private UserRepositories userRepositories;

	    private final ImageView image;
	    private final TextView repoName;
	    private final TextView orgName;
	    private final TextView repoDescription;
	    private CheckBox isRepoAdmin;
	    private final TextView repoStars;
	    private final TextView repoLastUpdated;

        private OrgReposViewHolder(View itemView) {

	        super(itemView);
	        repoName = itemView.findViewById(R.id.repoName);
	        orgName = itemView.findViewById(R.id.orgName);
	        repoDescription = itemView.findViewById(R.id.repoDescription);
	        isRepoAdmin = itemView.findViewById(R.id.repoIsAdmin);
	        image = itemView.findViewById(R.id.imageAvatar);
	        repoStars = itemView.findViewById(R.id.repoStars);
	        repoLastUpdated = itemView.findViewById(R.id.repoLastUpdated);

            itemView.setOnClickListener(v -> {

                Context context = v.getContext();
	            TinyDB tinyDb = TinyDB.getInstance(context);

                Intent intent = new Intent(context, RepoDetailActivity.class);
                intent.putExtra("repoFullName", userRepositories.getFullName());

                tinyDb.putString("repoFullName", userRepositories.getFullName());
                //tinyDb.putBoolean("resumeIssues", true);
                tinyDb.putBoolean("isRepoAdmin", isRepoAdmin.isChecked());
	            tinyDb.putString("repoBranch", userRepositories.getDefault_branch());

	            if(userRepositories.getPrivateFlag()) {
		            tinyDb.putString("repoType", context.getResources().getString(R.string.strPrivate));
	            }
	            else {
		            tinyDb.putString("repoType", context.getResources().getString(R.string.strPublic));
	            }

                String[] parts = userRepositories.getFullName().split("/");
                final String repoOwner = parts[0];
                final String repoName = parts[1];

                int currentActiveAccountId = tinyDb.getInt("currentActiveAccountId");
                RepositoriesApi repositoryData = BaseApi.getInstance(context, RepositoriesApi.class);

                //RepositoriesRepository.deleteRepositoriesByAccount(currentActiveAccountId);
                Integer count = repositoryData.checkRepository(currentActiveAccountId, repoOwner, repoName);

                if(count == 0) {

                    long id = repositoryData.insertRepository(currentActiveAccountId, repoOwner, repoName);
                    tinyDb.putLong("repositoryId", id);
                }
                else {

                    Repository data = repositoryData.getRepository(currentActiveAccountId, repoOwner, repoName);
                    tinyDb.putLong("repositoryId", data.getRepositoryId());
                }

                //store if user is watching this repo
                {

                    final String token = "token " + tinyDb.getString(tinyDb.getString("loginUid") + "-token");

                    Call<WatchInfo> call;

                    call = RetrofitClient.getApiInterface(context).checkRepoWatchStatus(token, repoOwner, repoName);

                    call.enqueue(new Callback<WatchInfo>() {

                        @Override
                        public void onResponse(@NonNull Call<WatchInfo> call, @NonNull retrofit2.Response<WatchInfo> response) {

                            if(response.isSuccessful()) {

                                assert response.body() != null;
                                tinyDb.putBoolean("repoWatch", response.body().getSubscribed());

                            } else {

                                tinyDb.putBoolean("repoWatch", false);

                                if(response.code() != 404) {

                                    Toasty.error(context, context.getString(R.string.genericApiStatusError));

                                }

                            }

                        }

                        @Override
                        public void onFailure(@NonNull Call<WatchInfo> call, @NonNull Throwable t) {

                            tinyDb.putBoolean("repoWatch", false);
                            Toasty.error(context, context.getString(R.string.genericApiStatusError));

                        }
                    });

                }

                context.startActivity(intent);
            });
        }

    }

    public RepositoriesByOrgAdapter(Context ctx, List<UserRepositories> reposListMain) {

        this.context = ctx;
        this.reposList = reposListMain;
        reposListFull = new ArrayList<>(reposList);
    }

    @NonNull
    @Override
    public RepositoriesByOrgAdapter.OrgReposViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {

        View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.list_repositories, parent, false);
        return new RepositoriesByOrgAdapter.OrgReposViewHolder(v);
    }

    @Override
    public void onBindViewHolder(@NonNull RepositoriesByOrgAdapter.OrgReposViewHolder holder, int position) {

	    TinyDB tinyDb = TinyDB.getInstance(context);
	    UserRepositories currentItem = reposList.get(position);
	    int imgRadius = AppUtil.getPixelsFromDensity(context, 3);

	    String locale = tinyDb.getString("locale");
	    String timeFormat = tinyDb.getString("dateFormat");
	    holder.userRepositories = currentItem;
	    holder.orgName.setText(currentItem.getFullName().split("/")[0]);
	    holder.repoName.setText(currentItem.getFullName().split("/")[1]);
	    holder.repoStars.setText(currentItem.getStars_count());

        ColorGenerator generator = ColorGenerator.MATERIAL;
        int color = generator.getColor(currentItem.getName());
        String firstCharacter = String.valueOf(currentItem.getName().charAt(0));

        TextDrawable drawable = TextDrawable.builder()
                .beginConfig()
                .useFont(Typeface.DEFAULT)
                .fontSize(18)
                .toUpperCase()
                .width(28)
                .height(28)
                .endConfig()
                .buildRoundRect(firstCharacter, color, 3);

        if (currentItem.getAvatar_url() != null) {
            if (!currentItem.getAvatar_url().equals("")) {
                PicassoService.getInstance(context).get().load(currentItem.getAvatar_url()).placeholder(R.drawable.loader_animated).transform(new RoundedTransformation(imgRadius, 0)).resize(120, 120).centerCrop().into(holder.image);
            } else {
                holder.image.setImageDrawable(drawable);
            }
        }
        else {
            holder.image.setImageDrawable(drawable);
        }

	    if(currentItem.getUpdated_at() != null) {

		    switch(timeFormat) {
			    case "pretty": {
				    PrettyTime prettyTime = new PrettyTime(new Locale(locale));
				    String createdTime = prettyTime.format(currentItem.getUpdated_at());
				    holder.repoLastUpdated.setText(context.getString(R.string.lastUpdatedAt, createdTime));
				    holder.repoLastUpdated.setOnClickListener(new ClickListener(TimeHelper.customDateFormatForToastDateFormat(currentItem.getUpdated_at()), context));
				    break;
			    }
			    case "normal": {
				    DateFormat formatter = new SimpleDateFormat("yyyy-MM-dd '" + context.getResources().getString(R.string.timeAtText) + "' HH:mm", new Locale(locale));
				    String createdTime = formatter.format(currentItem.getUpdated_at());
				    holder.repoLastUpdated.setText(context.getString(R.string.lastUpdatedAt, createdTime));
				    break;
			    }
			    case "normal1": {
				    DateFormat formatter = new SimpleDateFormat("dd-MM-yyyy '" + context.getResources().getString(R.string.timeAtText) + "' HH:mm", new Locale(locale));
				    String createdTime = formatter.format(currentItem.getUpdated_at());
				    holder.repoLastUpdated.setText(context.getString(R.string.lastUpdatedAt, createdTime));
				    break;
			    }
		    }
	    }
	    else {
		    holder.repoLastUpdated.setVisibility(View.GONE);
	    }

	    if(!currentItem.getDescription().equals("")) {
		    holder.repoDescription.setText(currentItem.getDescription());
	    }

	    if(holder.isRepoAdmin == null) {
		    holder.isRepoAdmin = new CheckBox(context);
	    }
	    holder.isRepoAdmin.setChecked(currentItem.getPermissions().isAdmin());
    }

    @Override
    public int getItemCount() {
        return reposList.size();
    }

    @Override
    public Filter getFilter() {
        return orgReposFilter;
    }

    private final Filter orgReposFilter = new Filter() {
        @Override
        protected FilterResults performFiltering(CharSequence constraint) {
            List<UserRepositories> filteredList = new ArrayList<>();

            if (constraint == null || constraint.length() == 0) {
                filteredList.addAll(reposListFull);
            } else {
                String filterPattern = constraint.toString().toLowerCase().trim();

                for (UserRepositories item : reposListFull) {
                    if (item.getFullName().toLowerCase().contains(filterPattern) || item.getDescription().toLowerCase().contains(filterPattern)) {
                        filteredList.add(item);
                    }
                }
            }

            FilterResults results = new FilterResults();
            results.values = filteredList;

            return results;
        }

        @Override
        protected void publishResults(CharSequence constraint, FilterResults results) {
            reposList.clear();
            reposList.addAll((List) results.values);
            notifyDataSetChanged();
        }
    };

}