package de.pixart.messenger.ui;

import android.databinding.DataBindingUtil;
import android.support.v7.app.AlertDialog;
import android.text.SpannableString;
import android.text.Spanned;
import android.text.style.TypefaceSpan;
import android.view.View;
import android.widget.Toast;

import de.pixart.messenger.R;
import de.pixart.messenger.databinding.DialogBlockContactBinding;
import de.pixart.messenger.entities.Blockable;
import de.pixart.messenger.entities.Conversation;
import rocks.xmpp.addr.Jid;

public final class BlockContactDialog {
    public static void show(final XmppActivity xmppActivity, final Blockable blockable) {
        final AlertDialog.Builder builder = new AlertDialog.Builder(xmppActivity);
        final boolean isBlocked = blockable.isBlocked();
        builder.setNegativeButton(R.string.cancel, null);
        DialogBlockContactBinding binding = DataBindingUtil.inflate(xmppActivity.getLayoutInflater(), R.layout.dialog_block_contact, null, false);
        final boolean reporting = blockable.getAccount().getXmppConnection().getFeatures().spamReporting();
        binding.reportSpam.setVisibility(!isBlocked && reporting ? View.VISIBLE : View.GONE);
        builder.setView(binding.getRoot());

        String value;
        SpannableString spannable;
        if (blockable.getJid().getLocal() == null || blockable.getAccount().isBlocked(Jid.ofDomain(blockable.getJid().getDomain()))) {
            builder.setTitle(isBlocked ? R.string.action_unblock_domain : R.string.action_block_domain);
            value = Jid.ofDomain(blockable.getJid().getDomain()).toString();
            spannable = new SpannableString(xmppActivity.getString(isBlocked ? R.string.unblock_domain_text : R.string.block_domain_text, value));
        } else {
            int resBlockAction = blockable instanceof Conversation && ((Conversation) blockable).isWithStranger() ? R.string.block_stranger : R.string.action_block_contact;
            builder.setTitle(isBlocked ? R.string.action_unblock_contact : resBlockAction);
            value = blockable.getJid().asBareJid().toString();
            spannable = new SpannableString(xmppActivity.getString(isBlocked ? R.string.unblock_contact_text : R.string.block_contact_text, value));
        }
        int start = spannable.toString().indexOf(value);
        if (start >= 0) {
            spannable.setSpan(new TypefaceSpan("monospace"), start, start + value.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
        }
        binding.text.setText(spannable);
        builder.setPositiveButton(isBlocked ? R.string.unblock : R.string.block, (dialog, which) -> {
            if (isBlocked) {
                xmppActivity.xmppConnectionService.sendUnblockRequest(blockable);
            } else {
                boolean toastShown = false;
                if (xmppActivity.xmppConnectionService.sendBlockRequest(blockable, binding.reportSpam.isChecked())) {
                    Toast.makeText(xmppActivity, R.string.corresponding_conversations_closed, Toast.LENGTH_SHORT).show();
                    toastShown = true;
                }
                if (xmppActivity instanceof ContactDetailsActivity) {
                    if (!toastShown) {
                        Toast.makeText(xmppActivity, R.string.contact_blocked_past_tense, Toast.LENGTH_SHORT).show();
                    }
                    xmppActivity.finish();
                }
            }
        });
        builder.create().show();
    }
}