package se.leap.bitmaskclient;

import org.json.*;

import se.leap.bitmaskclient.eip.*;
import se.leap.bitmaskclient.ProviderListContent.ProviderItem;

import android.app.*;
import android.content.*;
import android.os.*;
import android.view.*;
import android.widget.*;

public class ProviderDetailFragment extends DialogFragment {

    final public static String TAG = "providerDetailFragment";

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
        try {

            LayoutInflater inflater = getActivity().getLayoutInflater();
            View provider_detail_view = inflater.inflate(R.layout.provider_detail_fragment, null);

            JSONObject provider_json = new JSONObject(getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, getActivity().MODE_PRIVATE).getString(Provider.KEY, ""));

            final TextView domain = (TextView) provider_detail_view.findViewById(R.id.provider_detail_domain);
            domain.setText(provider_json.getString(Provider.DOMAIN));
            final TextView name = (TextView) provider_detail_view.findViewById(R.id.provider_detail_name);
            name.setText(provider_json.getJSONObject(Provider.NAME).getString("en"));
            final TextView description = (TextView) provider_detail_view.findViewById(R.id.provider_detail_description);
            description.setText(provider_json.getJSONObject(Provider.DESCRIPTION).getString("en"));

            builder.setView(provider_detail_view);
            builder.setTitle(R.string.provider_details_fragment_title);

            if (anon_allowed(provider_json)) {
                builder.setPositiveButton(R.string.use_anonymously_button, new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        interface_with_configuration_wizard.use_anonymously();
                    }
                });
            }

            if (registration_allowed(provider_json)) {
                builder.setNegativeButton(R.string.signup_or_login_button, new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        interface_with_configuration_wizard.login();
                    }
                });
            }

            return builder.create();
        } catch (JSONException e) {
            return null;
        }
    }

    private boolean anon_allowed(JSONObject provider_json) {
        try {
            JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);
            return service_description.has(Constants.ALLOWED_ANON) && service_description.getBoolean(Constants.ALLOWED_ANON);
        } catch (JSONException e) {
            return false;
        }
    }

    private boolean registration_allowed(JSONObject provider_json) {
        try {
            JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);
            return service_description.has(Provider.ALLOW_REGISTRATION) && service_description.getBoolean(Provider.ALLOW_REGISTRATION);
        } catch (JSONException e) {
            return false;
        }
    }

    @Override
    public void onCancel(DialogInterface dialog) {
        super.onCancel(dialog);
        SharedPreferences.Editor editor = getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, Activity.MODE_PRIVATE).edit();
        editor.remove(Provider.KEY).remove(ProviderItem.DANGER_ON).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).commit();
        interface_with_configuration_wizard.showAllProviders();
    }

    public static DialogFragment newInstance() {
        ProviderDetailFragment provider_detail_fragment = new ProviderDetailFragment();
        return provider_detail_fragment;
    }

    @Override
    public void onAttach(Activity activity) {
        super.onAttach(activity);
        try {
            interface_with_configuration_wizard = (ProviderDetailFragmentInterface) activity;
        } catch (ClassCastException e) {
            throw new ClassCastException(activity.toString()
                    + " must implement LogInDialogListener");
        }
    }

    public interface ProviderDetailFragmentInterface {
        public void login();

        public void use_anonymously();

        public void showAllProviders();
    }

    ProviderDetailFragmentInterface interface_with_configuration_wizard;
}