package de.pixart.messenger.utils;

import android.app.Activity;
import android.content.Intent;
import android.widget.Toast;

import java.util.ArrayList;
import java.util.List;

import de.pixart.messenger.Config;
import de.pixart.messenger.R;
import de.pixart.messenger.entities.Account;
import de.pixart.messenger.services.XmppConnectionService;

public class AccountUtils {

    public static final Class MANAGE_ACCOUNT_ACTIVITY;

    static {
        MANAGE_ACCOUNT_ACTIVITY = getManageAccountActivityClass();
    }

    public static List<String> getEnabledAccounts(final XmppConnectionService service) {
        ArrayList<String> accounts = new ArrayList<>();
        for (Account account : service.getAccounts()) {
            if (account.getStatus() != Account.State.DISABLED) {
                if (Config.DOMAIN_LOCK != null) {
                    accounts.add(account.getJid().getLocal());
                } else {
                    accounts.add(account.getJid().asBareJid().toString());
                }
            }
        }
        return accounts;
    }

    public static Account getFirstEnabled(XmppConnectionService service) {
        final List<Account> accounts = service.getAccounts();
        for (Account account : accounts) {
            if (!account.isOptionSet(Account.OPTION_DISABLED)) {
                return account;
            }
        }
        return null;
    }

    public static Account getFirst(XmppConnectionService service) {
        final List<Account> accounts = service.getAccounts();
        for (Account account : accounts) {
            return account;
        }
        return null;
    }

    public static Account getPendingAccount(XmppConnectionService service) {
        Account pending = null;
        for (Account account : service.getAccounts()) {
            if (!account.isOptionSet(Account.OPTION_LOGGED_IN_SUCCESSFULLY)) {
                pending = account;
            } else {
                return null;
            }
        }
        return pending;
    }

    public static void launchManageAccounts(Activity activity) {
        if (MANAGE_ACCOUNT_ACTIVITY != null) {
            activity.startActivity(new Intent(activity, MANAGE_ACCOUNT_ACTIVITY));
        } else {
            Toast.makeText(activity, R.string.feature_not_implemented, Toast.LENGTH_SHORT).show();
        }
    }

    private static Class getManageAccountActivityClass() {
        try {
            return Class.forName("de.pixart.messenger.ui.ManageAccountActivity");
        } catch (ClassNotFoundException e) {
            return null;
        }
    }
}